# REGN · Regeneron Pharmaceuticals, Inc.

Snapshot 2026-10-26 · CIK 0000872589 · Nasdaq · Pharmaceutical Preparations

Price 805.02 (2026-10-23, Alpaca Market Data (consolidated SIP daily bar)) · Market cap 82.88 B

Machine-readable: https://theclaudetrader.com/s/REGN.json · index: https://theclaudetrader.com/llms.txt

## Scores

### Graham Defensive: 69.2 (ok) · complete: True · missing tests: none · current inputs as of 2025-12-31 · stale inputs: Revenue · history 2014–2025 · price 2026-10-23 · verification {'verified': 0, 'mismatch': 0, 'unverified': 22, 'not_cross_checked': 2} · computed 2026-10-26 · rules https://theclaudetrader.com/p/graham
- 1 Adequate size: 14.34 revenue $B · threshold >= 1 · points 5.0/5
- 2a Current ratio: 3.34  · threshold >= 2.0 · points 15.0/15
- 2b Long-term debt vs working capital: 0.15 LTD / WC · threshold <= 1.0 · points 15.0/15
- 3 Positive earnings each of 10 years: 10 of 10  · threshold 10 of 10 · points 15.0/15
- 4 Dividends every year for 20 years: 1 of 20  · threshold 20 of 20 · points 0.75/15
- 5 EPS growth, 3-yr avg now vs 10 yrs ago: 5.40 -> 38.20 (+607%)  · threshold >= +33% · points 10.0/10
- 6 P/E on 3-year average EPS: 21.1  · threshold <= 15 · points 5.9/15
- 7 P/B <= 1.5, or P/E x P/B <= 22.5: P/B 2.61, product 55.1  · threshold <= 1.5 or <= 22.5 · points 2.6/10

Inputs:
  - Price (close, per traded unit): 805.02 · 2026-10-23 · Alpaca Market Data (consolidated SIP daily bar) · https://docs.alpaca.markets/docs/historical-stock-data-1
  - Revenue: 14342900000.0 · 2025-12-31 · SEC XBRL RevenueFromContractWithCustomerExcludingAssessedTax · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - current_assets: 18446000000.0 · 2026-06-30 · SEC XBRL AssetsCurrent (companyfacts) · https://www.sec.gov/Archives/edgar/data/872589/000087258926000025/ · unverified
  - current_liabilities: 5530600000.0 · 2026-06-30 · SEC XBRL LiabilitiesCurrent (companyfacts) · https://www.sec.gov/Archives/edgar/data/872589/000087258926000025/ · unverified
  - lt_debt: 1986600000.0 · 2026-06-30 · SEC XBRL LongTermDebtNoncurrent (companyfacts) · https://www.sec.gov/Archives/edgar/data/872589/000087258926000025/ · unverified
  - equity: 31711400000.0 · 2026-06-30 · SEC XBRL StockholdersEquity (companyfacts) · https://www.sec.gov/Archives/edgar/data/872589/000087258926000025/ · unverified
  - Net income FY2016: 895500000.0 · 2016-12-31 · SEC XBRL NetIncomeLoss · https://www.sec.gov/Archives/edgar/data/872589/000153217619000009/ · unverified
  - Net income FY2017: 1198500000.0 · 2017-12-31 · SEC XBRL NetIncomeLoss · https://www.sec.gov/Archives/edgar/data/872589/000153217620000008/ · unverified
  - Net income FY2018: 2444400000.0 · 2018-12-31 · SEC XBRL NetIncomeLoss · https://www.sec.gov/Archives/edgar/data/872589/000180422021000008/ · unverified
  - Net income FY2019: 2115800000.0 · 2019-12-31 · SEC XBRL NetIncomeLoss · https://www.sec.gov/Archives/edgar/data/872589/000180422022000007/ · unverified
  - Net income FY2020: 3513200000.0 · 2020-12-31 · SEC XBRL NetIncomeLoss · https://www.sec.gov/Archives/edgar/data/872589/000180422023000008/ · unverified
  - Net income FY2021: 8075300000.0 · 2021-12-31 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001308179-26-000340) · https://www.sec.gov/Archives/edgar/data/872589/000180422024000009/ · unverified
  - Net income FY2022: 4338400000.0 · 2022-12-31 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001308179-26-000340) · https://www.sec.gov/Archives/edgar/data/872589/000180422025000011/ · unverified
  - Net income FY2023: 3953600000.0 · 2023-12-31 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001308179-26-000340) · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - Net income FY2024: 4412600000.0 · 2024-12-31 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001308179-26-000340) · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - Net income FY2025: 4504900000.0 · 2025-12-31 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001308179-26-000340) · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - Dividend years (Yahoo): [2025, 2026] ·  · Yahoo Finance dividend history · https://finance.yahoo.com/quote/REGN/history?filter=div · unverified
  - EPS diluted FY2014: 2.98 · 2014-12-31 · SEC XBRL EarningsPerShareDiluted · https://www.sec.gov/Archives/edgar/data/872589/000153217617000008/ · unverified
  - EPS diluted FY2015: 5.52 · 2015-12-31 · SEC XBRL EarningsPerShareDiluted · https://www.sec.gov/Archives/edgar/data/872589/000153217618000013/ · unverified
  - EPS diluted FY2016: 7.7 · 2016-12-31 · SEC XBRL EarningsPerShareDiluted · https://www.sec.gov/Archives/edgar/data/872589/000153217619000009/ · unverified
  - EPS diluted FY2023: 34.77 · 2023-12-31 · SEC XBRL EarningsPerShareDiluted · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - EPS diluted FY2024: 38.34 · 2024-12-31 · SEC XBRL EarningsPerShareDiluted · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - EPS diluted FY2025: 41.48 · 2025-12-31 · SEC XBRL EarningsPerShareDiluted · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - Shares outstanding: 102954988.0 · 2026-07-23 · SEC cover page 10-Q 0000872589-26-000025 (sum of classes (Class A Stock 1,817,146 x 1; Common Stock 101,137,842 x 1; class economics verified in https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/regn-20251231.htm)); filing document https://www.sec.gov/Archives/edgar/data/872589/000087258926000025/regn-20260630.htm · https://www.sec.gov/Archives/edgar/data/872589/000087258926000025/R1.htm

### Magic Formula: — (insufficient data (no fresh property, plant and equipment (PropertyPlantAndEquipmentNet) reported)) · complete: None · missing tests: none · current inputs as of None · stale inputs: none · history None–None · price None · verification None · computed 2026-10-26 · rules https://theclaudetrader.com/p/magic_formula

### Momentum: 74.4 (ok) · complete: True · missing tests: none · current inputs as of 2026-10-23 · stale inputs: none · history None–None · price 2026-10-23 · verification None · computed 2026-10-26 · rules https://theclaudetrader.com/p/momentum
-  12-1 month return: 40.0 % · threshold  · points 42.1/50
-  6 month return: 5.4 % · threshold  · points 10.6/20
-  Price / 52-week high: 0.945  · threshold  · points 14.2/15
-  Volatility penalty (60d annualised): 28.0 % · threshold  · points 7.5/15

Inputs:
  - Adjusted close series (14 months): 805.02 · 2026-10-23 · Yahoo Finance / Alpaca Market Data daily history · 

### Insider: 0.0 (no open-market transactions in window) · complete: True · missing tests: none · current inputs as of 2026-10-23 · stale inputs: none · history None–None · price None · verification None · computed 2026-10-26 · rules https://theclaudetrader.com/p/insider
-  Open-market buy value / market cap (percentile among buyers): 0.0 bp · threshold  · points 0.0/35
-  Distinct buyers: 0  · threshold  · points 0.0/25
-  Buyer seniority: 0.0  · threshold  · points 0.0/20
-  Recency (half-life 30d): 0.0  · threshold  · points 0.0/10
-  Sales penalty (excludes 10b5-1 plan sales): 0.0 bp · threshold  · points -0.0/0

Inputs:
  - excluded 2026-10-14 S: 10b5-1 plan ·  · rule · 
  - excluded 2026-10-14 S: 10b5-1 plan ·  · rule · 
  - excluded 2026-10-14 S: 10b5-1 plan ·  · rule · 
  - excluded 2026-10-14 S: 10b5-1 plan ·  · rule · 
  - excluded 2026-10-14 S: 10b5-1 plan ·  · rule · 
  - excluded 2026-10-14 S: 10b5-1 plan ·  · rule · 
  - excluded 2026-10-14 S: 10b5-1 plan ·  · rule · 
  - excluded 2026-10-14 S: 10b5-1 plan ·  · rule · 
  - excluded 2026-10-14 S: 10b5-1 plan ·  · rule · 
  - excluded 2026-10-14 S: 10b5-1 plan ·  · rule · 
  - excluded 2026-10-14 S: 10b5-1 plan ·  · rule · 
  - excluded 2026-10-14 S: 10b5-1 plan ·  · rule · 
  - excluded 2026-10-14 S: 10b5-1 plan ·  · rule · 
  - excluded 2026-10-14 S: 10b5-1 plan ·  · rule · 
  - excluded 2026-10-14 S: 10b5-1 plan ·  · rule · 
  - excluded 2026-10-14 S: 10b5-1 plan ·  · rule · 
  - excluded 2026-10-14 S: 10b5-1 plan ·  · rule · 
  - excluded 2026-10-14 S: 10b5-1 plan ·  · rule · 
  - excluded 2026-10-14 S: 10b5-1 plan ·  · rule · 
  - excluded 2026-10-14 S: 10b5-1 plan ·  · rule · 
  - excluded 2026-10-14 S: 10b5-1 plan ·  · rule · 
  - excluded 2026-10-14 S: 10b5-1 plan ·  · rule · 
  - excluded 2026-10-14 S: 10b5-1 plan ·  · rule · 
  - excluded 2026-10-14 S: 10b5-1 plan ·  · rule · 
  - excluded 2026-10-14 S: 10b5-1 plan ·  · rule · 
  - excluded 2026-10-14 S: 10b5-1 plan ·  · rule · 
  - excluded 2026-10-14 S: 10b5-1 plan ·  · rule · 
  - excluded 2026-09-03 S: 10b5-1 plan ·  · rule · 
  - excluded 2026-09-02 S: 10b5-1 plan ·  · rule · 
  - excluded 2026-09-02 S: 10b5-1 plan ·  · rule · 

### Buffett Quality: 89.2 (ok) · complete: True · missing tests: none · current inputs as of 2026-06-30 · stale inputs: none · history 2016–2025 · price 2026-10-23 · verification {'verified': 0, 'mismatch': 0, 'unverified': 47, 'not_cross_checked': 2} · computed 2026-10-26 · rules https://theclaudetrader.com/p/buffett
- 1 Average return on equity (net income / year-end equity): 23.2% over 8 yrs  · threshold >= 15% · points 25.0/25
- 2 Profitable every year: 10 of 10  · threshold all years · points 15.0/15
- 3 Net income growth, 3-yr average now vs start of window: +16.1% a year  · threshold >= +10% · points 10.0/10
- 4 Borrowings / 3-yr average earnings (years to repay): 0.5 years · threshold <= 4 · points 15.0/15
- 5 Operating margin, 5-yr average: 35.7%  · threshold >= 20% · points 10.0/10
- 6 Free cash flow / net income, 5-yr (operating cash flow minus capex): 0.89  · threshold >= 1.0 · points 7.9/10
- 7 Owner-earnings yield (3-yr avg free cash flow / market cap): 4.7%  · threshold >= 7% · points 6.3/15

Inputs:
  - Price (close, per traded unit): 805.02 · 2026-10-23 · Alpaca Market Data (consolidated SIP daily bar) · https://docs.alpaca.markets/docs/historical-stock-data-1
  - Net income FY2018: 2444400000.0 · 2018-12-31 · SEC XBRL NetIncomeLoss · https://www.sec.gov/Archives/edgar/data/872589/000180422021000008/ · unverified
  - Equity at FY2018 end: 8757300000.0 · 2018-12-31 · SEC XBRL StockholdersEquity · https://www.sec.gov/Archives/edgar/data/872589/000180422022000007/ · unverified
  - Net income FY2019: 2115800000.0 · 2019-12-31 · SEC XBRL NetIncomeLoss · https://www.sec.gov/Archives/edgar/data/872589/000180422022000007/ · unverified
  - Equity at FY2019 end: 11089700000.0 · 2019-12-31 · SEC XBRL StockholdersEquity · https://www.sec.gov/Archives/edgar/data/872589/000180422023000008/ · unverified
  - Net income FY2020: 3513200000.0 · 2020-12-31 · SEC XBRL NetIncomeLoss · https://www.sec.gov/Archives/edgar/data/872589/000180422023000008/ · unverified
  - Equity at FY2020 end: 11025300000.0 · 2020-12-31 · SEC XBRL StockholdersEquity · https://www.sec.gov/Archives/edgar/data/872589/000180422024000009/ · unverified
  - Net income FY2021: 8075300000.0 · 2021-12-31 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001308179-26-000340) · https://www.sec.gov/Archives/edgar/data/872589/000180422024000009/ · unverified
  - Equity at FY2021 end: 18768800000.0 · 2021-12-31 · SEC XBRL StockholdersEquity · https://www.sec.gov/Archives/edgar/data/872589/000180422025000011/ · unverified
  - Net income FY2022: 4338400000.0 · 2022-12-31 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001308179-26-000340) · https://www.sec.gov/Archives/edgar/data/872589/000180422025000011/ · unverified
  - Equity at FY2022 end: 22664000000.0 · 2022-12-31 · SEC XBRL StockholdersEquity · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - Net income FY2023: 3953600000.0 · 2023-12-31 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001308179-26-000340) · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - Equity at FY2023 end: 25973100000.0 · 2023-12-31 · SEC XBRL StockholdersEquity · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - Net income FY2024: 4412600000.0 · 2024-12-31 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001308179-26-000340) · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - Equity at FY2024 end: 29353600000.0 · 2024-12-31 · SEC XBRL StockholdersEquity · https://www.sec.gov/Archives/edgar/data/872589/000087258926000025/ · unverified
  - Net income FY2025: 4504900000.0 · 2025-12-31 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001308179-26-000340) · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - Equity at FY2025 end: 31256900000.0 · 2025-12-31 · SEC XBRL StockholdersEquity · https://www.sec.gov/Archives/edgar/data/872589/000087258926000025/ · unverified
  - Net income FY2016: 895500000.0 · 2016-12-31 · SEC XBRL NetIncomeLoss · https://www.sec.gov/Archives/edgar/data/872589/000153217619000009/ · unverified
  - Net income FY2017: 1198500000.0 · 2017-12-31 · SEC XBRL NetIncomeLoss · https://www.sec.gov/Archives/edgar/data/872589/000153217620000008/ · unverified
  - Net income FY2018: 2444400000.0 · 2018-12-31 · SEC XBRL NetIncomeLoss · https://www.sec.gov/Archives/edgar/data/872589/000180422021000008/ · unverified
  - Net income FY2019: 2115800000.0 · 2019-12-31 · SEC XBRL NetIncomeLoss · https://www.sec.gov/Archives/edgar/data/872589/000180422022000007/ · unverified
  - Net income FY2020: 3513200000.0 · 2020-12-31 · SEC XBRL NetIncomeLoss · https://www.sec.gov/Archives/edgar/data/872589/000180422023000008/ · unverified
  - Net income FY2021: 8075300000.0 · 2021-12-31 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001308179-26-000340) · https://www.sec.gov/Archives/edgar/data/872589/000180422024000009/ · unverified
  - Net income FY2022: 4338400000.0 · 2022-12-31 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001308179-26-000340) · https://www.sec.gov/Archives/edgar/data/872589/000180422025000011/ · unverified
  - Net income FY2023: 3953600000.0 · 2023-12-31 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001308179-26-000340) · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - Net income FY2024: 4412600000.0 · 2024-12-31 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001308179-26-000340) · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - Net income FY2025: 4504900000.0 · 2025-12-31 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001308179-26-000340) · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - lt_debt: 1986600000.0 · 2026-06-30 · SEC XBRL LongTermDebtNoncurrent (companyfacts) · https://www.sec.gov/Archives/edgar/data/872589/000087258926000025/ · unverified
  - Operating income FY2021: 8946800000.0 · 2021-12-31 · SEC XBRL OperatingIncomeLoss · https://www.sec.gov/Archives/edgar/data/872589/000180422024000009/ · unverified
  - Revenue FY2021: 16071700000.0 · 2021-12-31 · SEC XBRL RevenueFromContractWithCustomerExcludingAssessedTax · https://www.sec.gov/Archives/edgar/data/872589/000180422024000009/ · unverified
  - Operating income FY2022: 4738900000.0 · 2022-12-31 · SEC XBRL OperatingIncomeLoss · https://www.sec.gov/Archives/edgar/data/872589/000180422025000011/ · unverified
  - Revenue FY2022: 12172900000.0 · 2022-12-31 · SEC XBRL RevenueFromContractWithCustomerExcludingAssessedTax · https://www.sec.gov/Archives/edgar/data/872589/000180422025000011/ · unverified
  - Operating income FY2023: 4047100000.0 · 2023-12-31 · SEC XBRL OperatingIncomeLoss · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - Revenue FY2023: 13117200000.0 · 2023-12-31 · SEC XBRL RevenueFromContractWithCustomerExcludingAssessedTax · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - Operating income FY2024: 3990700000.0 · 2024-12-31 · SEC XBRL OperatingIncomeLoss · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - Revenue FY2024: 14202000000.0 · 2024-12-31 · SEC XBRL RevenueFromContractWithCustomerExcludingAssessedTax · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - Operating income FY2025: 3577900000.0 · 2025-12-31 · SEC XBRL OperatingIncomeLoss · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - Revenue FY2025: 14342900000.0 · 2025-12-31 · SEC XBRL RevenueFromContractWithCustomerExcludingAssessedTax · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - Operating cash flow FY2021: 7081300000.0 · 2021-12-31 · SEC XBRL NetCashProvidedByUsedInOperatingActivities · https://www.sec.gov/Archives/edgar/data/872589/000180422024000009/ · unverified
  - Capital expenditure FY2021: 551900000.0 · 2021-12-31 · SEC XBRL PaymentsToAcquireProductiveAssets (10-K via companyfacts; capex fallback) · https://www.sec.gov/Archives/edgar/data/872589/000180422024000009/ · unverified

### Lynch GARP: 51.8 (ok) · complete: True · missing tests: none · current inputs as of 2026-06-30 · stale inputs: none · history 2020–2025 · price 2026-10-23 · verification {'verified': 0, 'mismatch': 0, 'unverified': 5, 'not_cross_checked': 1} · computed 2026-10-26 · rules https://theclaudetrader.com/p/lynch
- 1 PEG: P/E divided by 5-yr EPS growth (in % points): 3.07  · threshold <= 1.0 · points 0.0/30
- 2 EPS growth, 5-yr compound rate: +6.3% a year  · threshold 12% to 35% a year · points 10.5/20
- 3 P/E on latest annual EPS: 19.4  · threshold <= 25 · points 10.0/10
- 4 Borrowings / equity: 0.06  · threshold <= 0.5 · points 15.0/15
- 5 Years of the last 5 in which EPS rose: 3 of 5  · threshold 5 of 5 · points 9.0/15
- 6 Net cash (cash minus borrowings) / market cap: +0.6%  · threshold >= +10% · points 7.3/10

Inputs:
  - Price (close, per traded unit): 805.02 · 2026-10-23 · Alpaca Market Data (consolidated SIP daily bar) · https://docs.alpaca.markets/docs/historical-stock-data-1
  - EPS diluted FY2025: 41.48 · 2025-12-31 · SEC XBRL EarningsPerShareDiluted · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - EPS diluted FY2020: 30.52 · 2020-12-31 · SEC XBRL EarningsPerShareDiluted · https://www.sec.gov/Archives/edgar/data/872589/000180422023000008/ · unverified
  - lt_debt: 1986600000.0 · 2026-06-30 · SEC XBRL LongTermDebtNoncurrent (companyfacts) · https://www.sec.gov/Archives/edgar/data/872589/000087258926000025/ · unverified
  - equity: 31711400000.0 · 2026-06-30 · SEC XBRL StockholdersEquity (companyfacts) · https://www.sec.gov/Archives/edgar/data/872589/000087258926000025/ · unverified
  - cash: 2455800000.0 · 2026-06-30 · SEC XBRL CashAndCashEquivalentsAtCarryingValue (companyfacts) · https://www.sec.gov/Archives/edgar/data/872589/000087258926000025/ · unverified

### Graham Enterprising: 65.0 (ok) · complete: True · missing tests: none · current inputs as of 2026-06-30 · stale inputs: none · history 2020–2025 · price 2026-10-23 · verification {'verified': 0, 'mismatch': 0, 'unverified': 12, 'not_cross_checked': 3} · computed 2026-10-26 · rules https://theclaudetrader.com/p/graham_enterprising
- 1 Current ratio: 3.34  · threshold >= 1.5 · points 15.0/15
- 2 Borrowings vs working capital: 0.15 x · threshold <= 1.1x · points 15.0/15
- 3 No earnings deficit in the last 5 years: 5 of 5 profitable  · threshold 5 of 5 · points 15.0/15
- 4 Pays a current dividend: yes  · threshold yes · points 10.0/10
- 5 EPS higher than five years earlier: 30.52 -> 41.48  · threshold higher · points 10.0/10
- 6 Price / book value per share: 2.61  · threshold <= 1.2 · points 0.0/20
- 7 Price / net current asset value per share (current assets minus all liabilities): 9.84  · threshold <= 0.67 · points 0.0/15

Inputs:
  - Price (close, per traded unit): 805.02 · 2026-10-23 · Alpaca Market Data (consolidated SIP daily bar) · https://docs.alpaca.markets/docs/historical-stock-data-1
  - current_assets: 18446000000.0 · 2026-06-30 · SEC XBRL AssetsCurrent (companyfacts) · https://www.sec.gov/Archives/edgar/data/872589/000087258926000025/ · unverified
  - current_liabilities: 5530600000.0 · 2026-06-30 · SEC XBRL LiabilitiesCurrent (companyfacts) · https://www.sec.gov/Archives/edgar/data/872589/000087258926000025/ · unverified
  - lt_debt: 1986600000.0 · 2026-06-30 · SEC XBRL LongTermDebtNoncurrent (companyfacts) · https://www.sec.gov/Archives/edgar/data/872589/000087258926000025/ · unverified
  - Net income FY2021: 8075300000.0 · 2021-12-31 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001308179-26-000340) · https://www.sec.gov/Archives/edgar/data/872589/000180422024000009/ · unverified
  - Net income FY2022: 4338400000.0 · 2022-12-31 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001308179-26-000340) · https://www.sec.gov/Archives/edgar/data/872589/000180422025000011/ · unverified
  - Net income FY2023: 3953600000.0 · 2023-12-31 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001308179-26-000340) · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - Net income FY2024: 4412600000.0 · 2024-12-31 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001308179-26-000340) · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - Net income FY2025: 4504900000.0 · 2025-12-31 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001308179-26-000340) · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - Dividend years (Yahoo): [2025, 2026] ·  · Yahoo Finance dividend history · https://finance.yahoo.com/quote/REGN/history?filter=div
  - EPS diluted FY2025: 41.48 · 2025-12-31 · SEC XBRL EarningsPerShareDiluted · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - EPS diluted FY2020: 30.52 · 2020-12-31 · SEC XBRL EarningsPerShareDiluted · https://www.sec.gov/Archives/edgar/data/872589/000180422023000008/ · unverified
  - equity: 31711400000.0 · 2026-06-30 · SEC XBRL StockholdersEquity (companyfacts) · https://www.sec.gov/Archives/edgar/data/872589/000087258926000025/ · unverified
  - Shares outstanding: 102954988.0 · 2026-07-23 · SEC cover page 10-Q 0000872589-26-000025 (sum of classes (Class A Stock 1,817,146 x 1; Common Stock 101,137,842 x 1; class economics verified in https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/regn-20251231.htm)); filing document https://www.sec.gov/Archives/edgar/data/872589/000087258926000025/regn-20260630.htm · https://www.sec.gov/Archives/edgar/data/872589/000087258926000025/R1.htm
  - liabilities: 10019200000.0 · 2026-06-30 · SEC XBRL Liabilities · https://www.sec.gov/Archives/edgar/data/872589/000087258926000025/ · unverified

### Piotroski F-Score: 44.4 (partial: 7) · complete: False · missing tests: 7 · current inputs as of None · stale inputs: none · history 2024–2025 · price None · verification {'verified': 0, 'mismatch': 0, 'unverified': 25, 'not_cross_checked': 0} · computed 2026-10-26 · rules https://theclaudetrader.com/p/piotroski
- 1 Return on assets is positive: 11.1%  · threshold pass = 1 · points 11.11111111111111/11.11111111111111
- 2 Operating cash flow is positive: 4,979M  · threshold pass = 1 · points 11.11111111111111/11.11111111111111
- 3 Return on assets improved on the prior year: 11.7% -> 11.1%  · threshold pass = 1 · points 0.0/11.11111111111111
- 4 Operating cash flow exceeds net income (accruals): 4,979M vs 4,505M  · threshold pass = 1 · points 11.11111111111111/11.11111111111111
- 5 Long-term debt / assets fell: 5.3% -> 4.9%  · threshold pass = 1 · points 11.11111111111111/11.11111111111111
- 6 Current ratio improved: 4.73 -> 4.13  · threshold pass = 1 · points 0.0/11.11111111111111
- 7 No new shares issued (share count did not rise): None  · threshold pass = 1 · points None/11.11111111111111
- 8 Operating margin improved (stand-in for gross margin, which the dataset does not carry): 28.1% -> 24.9%  · threshold pass = 1 · points 0.0/11.11111111111111
- 9 Asset turnover (revenue / assets) improved: 0.38 -> 0.35  · threshold pass = 1 · points 0.0/11.11111111111111

Inputs:
  - net_income 2025-12-31: 4504900000.0 · 2025-12-31 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001308179-26-000340) · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - total_assets 2025-12-31: 40558700000.0 · 2025-12-31 · SEC XBRL Assets · https://www.sec.gov/Archives/edgar/data/872589/000087258926000025/ · unverified
  - cfo 2025-12-31: 4978900000.0 · 2025-12-31 · SEC XBRL NetCashProvidedByUsedInOperatingActivities · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - net_income 2025-12-31: 4504900000.0 · 2025-12-31 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001308179-26-000340) · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - net_income 2024-12-31: 4412600000.0 · 2024-12-31 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001308179-26-000340) · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - total_assets 2025-12-31: 40558700000.0 · 2025-12-31 · SEC XBRL Assets · https://www.sec.gov/Archives/edgar/data/872589/000087258926000025/ · unverified
  - total_assets 2024-12-31: 37759400000.0 · 2024-12-31 · SEC XBRL Assets · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - cfo 2025-12-31: 4978900000.0 · 2025-12-31 · SEC XBRL NetCashProvidedByUsedInOperatingActivities · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - net_income 2025-12-31: 4504900000.0 · 2025-12-31 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001308179-26-000340) · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - lt_debt 2025-12-31: 1985900000.0 · 2025-12-31 · SEC XBRL LongTermDebtNoncurrent · https://www.sec.gov/Archives/edgar/data/872589/000087258926000025/ · unverified
  - lt_debt 2024-12-31: 1984400000.0 · 2024-12-31 · SEC XBRL LongTermDebtNoncurrent · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - total_assets 2025-12-31: 40558700000.0 · 2025-12-31 · SEC XBRL Assets · https://www.sec.gov/Archives/edgar/data/872589/000087258926000025/ · unverified
  - total_assets 2024-12-31: 37759400000.0 · 2024-12-31 · SEC XBRL Assets · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - current_assets 2025-12-31: 18021900000.0 · 2025-12-31 · SEC XBRL AssetsCurrent · https://www.sec.gov/Archives/edgar/data/872589/000087258926000025/ · unverified
  - current_assets 2024-12-31: 18660900000.0 · 2024-12-31 · SEC XBRL AssetsCurrent · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - current_liabilities 2025-12-31: 4368400000.0 · 2025-12-31 · SEC XBRL LiabilitiesCurrent · https://www.sec.gov/Archives/edgar/data/872589/000087258926000025/ · unverified
  - current_liabilities 2024-12-31: 3944300000.0 · 2024-12-31 · SEC XBRL LiabilitiesCurrent · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - operating_income 2025-12-31: 3577900000.0 · 2025-12-31 · SEC XBRL OperatingIncomeLoss · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - operating_income 2024-12-31: 3990700000.0 · 2024-12-31 · SEC XBRL OperatingIncomeLoss · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - revenue 2025-12-31: 14342900000.0 · 2025-12-31 · SEC XBRL RevenueFromContractWithCustomerExcludingAssessedTax · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - revenue 2024-12-31: 14202000000.0 · 2024-12-31 · SEC XBRL RevenueFromContractWithCustomerExcludingAssessedTax · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - revenue 2025-12-31: 14342900000.0 · 2025-12-31 · SEC XBRL RevenueFromContractWithCustomerExcludingAssessedTax · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - revenue 2024-12-31: 14202000000.0 · 2024-12-31 · SEC XBRL RevenueFromContractWithCustomerExcludingAssessedTax · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified
  - total_assets 2025-12-31: 40558700000.0 · 2025-12-31 · SEC XBRL Assets · https://www.sec.gov/Archives/edgar/data/872589/000087258926000025/ · unverified
  - total_assets 2024-12-31: 37759400000.0 · 2024-12-31 · SEC XBRL Assets · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/ · unverified

## Market value, source trail

- Formula: market_value = traded_price (price date) / depositary_ratio x latest point-in-time SEC shares outstanding (share-count date shown; from the filing cover page, summed across share classes only where the issuer filing verifies the classes are economically equivalent (rule + evidence URL in the source text), else withheld; priced at the primary listed class, so where other classes trade at a different price the value is an approximation; restated only for issuer-verified splits after the count date); weighted-average share counts are never used
- Traded price: 805.02 on 2026-10-23 (USD per traded unit (share or ADS)) · https://docs.alpaca.markets/docs/historical-stock-data-1
- SEC shares outstanding: 102,954,988 underlying shares, period 2026-07-23, SEC cover page 10-Q 0000872589-26-000025 (sum of classes (Class A Stock 1,817,146 x 1; Common Stock 101,137,842 x 1; class economics verified in https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/regn-20251231.htm)); filing document https://www.sec.gov/Archives/edgar/data/872589/000087258926000025/regn-20260630.htm, accession 0000872589-26-000025 · https://www.sec.gov/Archives/edgar/data/872589/000087258926000025/R1.htm
- Depositary ratio: 1.0 (domestic; 10-K filer; SEC shares are the traded units) · None
- Market value (price date x latest reported shares): 82,880,824,440 USD; 805.02 (price 2026-10-23) / 1 x 102,954,988 (shares at 2026-07-23) = 82,880,824,440

## Revenue by fiscal year (SEC XBRL; FY = calendar year in which the fiscal year ends)

- FY2013 (ended 2013-12-31): 2104745000.0 · https://www.sec.gov/Archives/edgar/data/872589/000153217616000045/
- FY2014 (ended 2014-12-31): 2819557000.0 · https://www.sec.gov/Archives/edgar/data/872589/000153217617000008/
- FY2015 (ended 2015-12-31): 4103728000.0 · https://www.sec.gov/Archives/edgar/data/872589/000153217618000013/
- FY2016 (ended 2016-12-31): 4860427000.0 · https://www.sec.gov/Archives/edgar/data/872589/000153217618000013/
- FY2017 (ended 2017-12-31): 5872227000.0 · https://www.sec.gov/Archives/edgar/data/872589/000153217618000013/
- FY2018 (ended 2018-12-31): 5145600000.0 · https://www.sec.gov/Archives/edgar/data/872589/000180422021000008/
- FY2019 (ended 2019-12-31): 6557600000.0 · https://www.sec.gov/Archives/edgar/data/872589/000180422022000007/
- FY2020 (ended 2020-12-31): 8497100000.0 · https://www.sec.gov/Archives/edgar/data/872589/000180422023000008/
- FY2021 (ended 2021-12-31): 16071700000.0 · https://www.sec.gov/Archives/edgar/data/872589/000180422024000009/
- FY2022 (ended 2022-12-31): 12172900000.0 · https://www.sec.gov/Archives/edgar/data/872589/000180422025000011/
- FY2023 (ended 2023-12-31): 13117200000.0 · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/
- FY2024 (ended 2024-12-31): 14202000000.0 · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/
- FY2025 (ended 2025-12-31): 14342900000.0 · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/

## Net income by fiscal year (SEC XBRL)

- FY2013 (ended 2013-12-31): 413738000.0 · https://www.sec.gov/Archives/edgar/data/872589/000153217616000045/
- FY2014 (ended 2014-12-31): 338126000.0 · https://www.sec.gov/Archives/edgar/data/872589/000153217617000008/
- FY2015 (ended 2015-12-31): 636056000.0 · https://www.sec.gov/Archives/edgar/data/872589/000153217618000013/
- FY2016 (ended 2016-12-31): 895500000.0 · https://www.sec.gov/Archives/edgar/data/872589/000153217619000009/
- FY2017 (ended 2017-12-31): 1198500000.0 · https://www.sec.gov/Archives/edgar/data/872589/000153217620000008/
- FY2018 (ended 2018-12-31): 2444400000.0 · https://www.sec.gov/Archives/edgar/data/872589/000180422021000008/
- FY2019 (ended 2019-12-31): 2115800000.0 · https://www.sec.gov/Archives/edgar/data/872589/000180422022000007/
- FY2020 (ended 2020-12-31): 3513200000.0 · https://www.sec.gov/Archives/edgar/data/872589/000180422023000008/
- FY2021 (ended 2021-12-31): 8075300000.0 · https://www.sec.gov/Archives/edgar/data/872589/000180422024000009/
- FY2022 (ended 2022-12-31): 4338400000.0 · https://www.sec.gov/Archives/edgar/data/872589/000180422025000011/
- FY2023 (ended 2023-12-31): 3953600000.0 · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/
- FY2024 (ended 2024-12-31): 4412600000.0 · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/
- FY2025 (ended 2025-12-31): 4504900000.0 · https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/

## EPS diluted by fiscal year (split-adjusted to today's share basis; as filed in brackets)

- FY2013 (ended 2013-12-31): 3.72 [filed 3.72, split factor 1.0]
- FY2014 (ended 2014-12-31): 2.98 [filed 2.98, split factor 1.0]
- FY2015 (ended 2015-12-31): 5.52 [filed 5.52, split factor 1.0]
- FY2016 (ended 2016-12-31): 7.7 [filed 7.7, split factor 1.0]
- FY2017 (ended 2017-12-31): 10.34 [filed 10.34, split factor 1.0]
- FY2018 (ended 2018-12-31): 21.29 [filed 21.29, split factor 1.0]
- FY2019 (ended 2019-12-31): 18.46 [filed 18.46, split factor 1.0]
- FY2020 (ended 2020-12-31): 30.52 [filed 30.52, split factor 1.0]
- FY2021 (ended 2021-12-31): 71.97 [filed 71.97, split factor 1.0]
- FY2022 (ended 2022-12-31): 38.22 [filed 38.22, split factor 1.0]
- FY2023 (ended 2023-12-31): 34.77 [filed 34.77, split factor 1.0]
- FY2024 (ended 2024-12-31): 38.34 [filed 38.34, split factor 1.0]
- FY2025 (ended 2025-12-31): 41.48 [filed 41.48, split factor 1.0]

## Dividend years (Yahoo history)

2025, 2026

## Insider transactions (SEC Form 4 data set, latest 40)

- 2026-10-14 S MURPHY ANDREW J (officer) 50 @ 781.47 = 39074 · https://www.sec.gov/Archives/edgar/data/872589/000179622626000002/#live
- 2026-10-14 S MURPHY ANDREW J (officer) 463 @ 780.63 = 361432 · https://www.sec.gov/Archives/edgar/data/872589/000179622626000002/#live
- 2026-10-14 S MURPHY ANDREW J (officer) 380 @ 779.59 = 296244 · https://www.sec.gov/Archives/edgar/data/872589/000179622626000002/#live
- 2026-10-14 S MURPHY ANDREW J (officer) 454 @ 778.64 = 353503 · https://www.sec.gov/Archives/edgar/data/872589/000179622626000002/#live
- 2026-10-14 S MURPHY ANDREW J (officer) 38 @ 777.76 = 29555 · https://www.sec.gov/Archives/edgar/data/872589/000179622626000002/#live
- 2026-10-14 S MURPHY ANDREW J (officer) 66 @ 776.31 = 51236 · https://www.sec.gov/Archives/edgar/data/872589/000179622626000002/#live
- 2026-10-14 S MURPHY ANDREW J (officer) 376 @ 775.46 = 291573 · https://www.sec.gov/Archives/edgar/data/872589/000179622626000002/#live
- 2026-10-14 S MURPHY ANDREW J (officer) 121 @ 774.48 = 93712 · https://www.sec.gov/Archives/edgar/data/872589/000179622626000002/#live
- 2026-10-14 S MURPHY ANDREW J (officer) 224 @ 773.40 = 173242 · https://www.sec.gov/Archives/edgar/data/872589/000179622626000002/#live
- 2026-10-14 S MURPHY ANDREW J (officer) 211 @ 772.56 = 163010 · https://www.sec.gov/Archives/edgar/data/872589/000179622626000002/#live
- 2026-10-14 S MURPHY ANDREW J (officer) 283 @ 771.56 = 218351 · https://www.sec.gov/Archives/edgar/data/872589/000179622626000002/#live
- 2026-10-14 S MURPHY ANDREW J (officer) 12 @ 770.20 = 9242 · https://www.sec.gov/Archives/edgar/data/872589/000179622626000002/#live
- 2026-10-14 S MURPHY ANDREW J (officer) 127 @ 769.30 = 97701 · https://www.sec.gov/Archives/edgar/data/872589/000179622626000002/#live
- 2026-10-14 S MURPHY ANDREW J (officer) 105 @ 768.33 = 80675 · https://www.sec.gov/Archives/edgar/data/872589/000179622626000002/#live
- 2026-10-14 S MURPHY ANDREW J (officer) 192 @ 767.39 = 147339 · https://www.sec.gov/Archives/edgar/data/872589/000179622626000002/#live
- 2026-10-14 S MURPHY ANDREW J (officer) 279 @ 766.47 = 213845 · https://www.sec.gov/Archives/edgar/data/872589/000179622626000002/#live
- 2026-10-14 S MURPHY ANDREW J (officer) 271 @ 765.39 = 207421 · https://www.sec.gov/Archives/edgar/data/872589/000179622626000002/#live
- 2026-10-14 S MURPHY ANDREW J (officer) 219 @ 764.40 = 167404 · https://www.sec.gov/Archives/edgar/data/872589/000179622626000002/#live
- 2026-10-14 S MURPHY ANDREW J (officer) 25 @ 763.76 = 19094 · https://www.sec.gov/Archives/edgar/data/872589/000179622626000002/#live
- 2026-10-14 S MURPHY ANDREW J (officer) 55 @ 762.57 = 41941 · https://www.sec.gov/Archives/edgar/data/872589/000179622626000002/#live
- 2026-10-14 S MURPHY ANDREW J (officer) 27 @ 761.36 = 20557 · https://www.sec.gov/Archives/edgar/data/872589/000179622626000002/#live
- 2026-10-14 S MURPHY ANDREW J (officer) 74 @ 760.65 = 56288 · https://www.sec.gov/Archives/edgar/data/872589/000179622626000002/#live
- 2026-10-14 S MURPHY ANDREW J (officer) 14 @ 759.96 = 10639 · https://www.sec.gov/Archives/edgar/data/872589/000179622626000002/#live
- 2026-10-14 S MURPHY ANDREW J (officer) 24 @ 758.16 = 18196 · https://www.sec.gov/Archives/edgar/data/872589/000179622626000002/#live
- 2026-10-14 S MURPHY ANDREW J (officer) 16 @ 757.68 = 12123 · https://www.sec.gov/Archives/edgar/data/872589/000179622626000002/#live
- 2026-10-14 S MURPHY ANDREW J (officer) 35 @ 755.91 = 26457 · https://www.sec.gov/Archives/edgar/data/872589/000179622626000002/#live
- 2026-10-14 S MURPHY ANDREW J (officer) 6 @ 753.76 = 4523 · https://www.sec.gov/Archives/edgar/data/872589/000179622626000002/#live
- 2026-09-03 S McCourt Marion (officer) 1131 @ 857.39 = 969708 · https://www.sec.gov/Archives/edgar/data/872589/000166375826000002/
- 2026-09-02 S Guarini Kathryn (director) 400 @ 850.00 = 340000 · https://www.sec.gov/Archives/edgar/data/872589/000199235226000007/
- 2026-09-02 S McCourt Marion (officer) 1215 @ 850.00 = 1032750 · https://www.sec.gov/Archives/edgar/data/872589/000166375826000002/
- 2026-08-10 S Zoghbi Huda Y (director) 800 @ 800.00 = 640000 · https://www.sec.gov/Archives/edgar/data/872589/000168164326000006/
- 2026-08-10 S Guarini Kathryn (director) 400 @ 800.00 = 320000 · https://www.sec.gov/Archives/edgar/data/872589/000199235226000005/
- 2026-07-02 S RYAN ARTHUR F (director) 200 @ 650.15 = 130030 · https://www.sec.gov/Archives/edgar/data/872589/000118744326000010/
- 2026-05-01 S RYAN ARTHUR F (director) 15 @ 702.46 = 10537 · https://www.sec.gov/Archives/edgar/data/872589/000118744326000008/
- 2026-05-01 S RYAN ARTHUR F (director) 5 @ 701.76 = 3509 · https://www.sec.gov/Archives/edgar/data/872589/000118744326000008/
- 2026-05-01 S RYAN ARTHUR F (director) 24 @ 703.46 = 16883 · https://www.sec.gov/Archives/edgar/data/872589/000118744326000008/
- 2026-05-01 S RYAN ARTHUR F (director) 15 @ 704.28 = 10564 · https://www.sec.gov/Archives/edgar/data/872589/000118744326000008/
- 2026-05-01 S RYAN ARTHUR F (director) 14 @ 705.56 = 9878 · https://www.sec.gov/Archives/edgar/data/872589/000118744326000008/
- 2026-05-01 S RYAN ARTHUR F (director) 7 @ 706.74 = 4947 · https://www.sec.gov/Archives/edgar/data/872589/000118744326000008/
- 2026-05-01 S RYAN ARTHUR F (director) 6 @ 709.45 = 4257 · https://www.sec.gov/Archives/edgar/data/872589/000118744326000008/

## Links

- sec_filings: https://www.sec.gov/edgar/browse/?CIK=0000872589
- sec_xbrl_companyfacts: https://data.sec.gov/api/xbrl/companyfacts/CIK0000872589.json
- sec_form4: https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0000872589&type=4
- sec_8k: https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0000872589&type=8-K
- yahoo: https://finance.yahoo.com/quote/REGN
- stooq: https://stooq.com/q/d/?s=regn.us
- morningstar (link only, nothing stored): https://www.morningstar.com/search?query=REGN
- finviz (link only, nothing stored): https://finviz.com/quote.ashx?t=REGN
- stockanalysis (link only, nothing stored): https://stockanalysis.com/stocks/regn/
- seeking_alpha (link only, nothing stored): https://seekingalpha.com/symbol/REGN
- openinsider (link only, nothing stored): http://openinsider.com/search?q=REGN
- google_news (link only, nothing stored): https://news.google.com/rss/search?q=REGN+stock

Cite as: The Claude Trader snapshot 2026-10-26, https://theclaudetrader.com/s/REGN; data from SEC EDGAR XBRL and market prices (Alpaca Market Data, Yahoo Finance) to 2026-10-23.

Scores are deterministic rule outputs from public filings. fair_value_model is a labelled model estimate from the same filings (method at /fair-value), not an opinion or recommendation.