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"2026-08-27", "insider_name": "Tregillis Cynthia L", "role": "officer", "code": "S", "shares": 1007.0, "price": 478.36, "value": 481708.52, "is_10b5_1": 1, "source_url": "https://www.sec.gov/Archives/edgar/data/106040/000126682426000188/" }, { "txn_date": "2026-08-26", "insider_name": "Tregillis Cynthia L", "role": "officer", "code": "S", "shares": 476.0, "price": 450.78, "value": 214571.28, "is_10b5_1": 1, "source_url": "https://www.sec.gov/Archives/edgar/data/106040/000126682426000188/" }, { "txn_date": "2026-08-24", "insider_name": "Tregillis Cynthia L", "role": "officer", "code": "S", "shares": 684.0, "price": 446.17, "value": 305180.28, "is_10b5_1": 1, "source_url": "https://www.sec.gov/Archives/edgar/data/106040/000126682426000174/" }, { "txn_date": "2026-08-21", "insider_name": "Tregillis Cynthia L", "role": "officer", "code": "S", "shares": 235.0, "price": 477.27, "value": 112158.45, "is_10b5_1": 1, "source_url": "https://www.sec.gov/Archives/edgar/data/106040/000126682426000174/" }, { "txn_date": "2026-08-11", "insider_name": "Tan Irving", "role": "CEO", "code": "S", "shares": 2478.0, "price": 441.48, "value": 1093987.44, "is_10b5_1": 1, "source_url": "https://www.sec.gov/Archives/edgar/data/106040/000126682426000166/" }, { "txn_date": "2026-08-11", "insider_name": "Tan Irving", "role": "CEO", "code": "S", "shares": 1880.0, "price": 444.67, "value": 835979.6, "is_10b5_1": 1, "source_url": "https://www.sec.gov/Archives/edgar/data/106040/000126682426000166/" }, { "txn_date": "2026-08-11", "insider_name": "Tan Irving", "role": "CEO", "code": "S", "shares": 4822.0, "price": 445.45, "value": 2147959.9, "is_10b5_1": 1, "source_url": "https://www.sec.gov/Archives/edgar/data/106040/000126682426000166/" }, { "txn_date": "2026-08-11", "insider_name": "Tan Irving", "role": "CEO", "code": "S", "shares": 989.0, "price": 442.22, "value": 437355.58, "is_10b5_1": 1, "source_url": "https://www.sec.gov/Archives/edgar/data/106040/000126682426000166/" }, { "txn_date": "2026-08-11", "insider_name": "Tan Irving", "role": "CEO", "code": "S", "shares": 6445.0, "price": 446.38, "value": 2876919.1, "is_10b5_1": 1, "source_url": "https://www.sec.gov/Archives/edgar/data/106040/000126682426000166/" }, { "txn_date": "2026-08-11", "insider_name": "Tan Irving", "role": "CEO", "code": "S", "shares": 1546.0, "price": 447.18, "value": 691340.28, "is_10b5_1": 1, "source_url": "https://www.sec.gov/Archives/edgar/data/106040/000126682426000166/" }, { "txn_date": "2026-08-11", "insider_name": "Tan Irving", "role": "CEO", "code": "S", "shares": 1840.0, "price": 443.35, "value": 815764.0, "is_10b5_1": 1, "source_url": "https://www.sec.gov/Archives/edgar/data/106040/000126682426000166/" }, { "txn_date": "2026-07-28", "insider_name": "Cole Martin I", "role": "director", "code": "S", "shares": 64.0, "price": 434.81, "value": 27827.84, "is_10b5_1": 1, "source_url": "https://www.sec.gov/Archives/edgar/data/106040/000126682426000163/" }, { "txn_date": "2026-07-28", "insider_name": "Cole Martin I", "role": "director", "code": "S", "shares": 112.0, "price": 433.84, "value": 48590.079999999994, "is_10b5_1": 1, "source_url": "https://www.sec.gov/Archives/edgar/data/106040/000126682426000163/" }, { "txn_date": "2026-07-28", "insider_name": "Cole Martin I", "role": "director", "code": "S", "shares": 115.0, "price": 431.41, "value": 49612.15, "is_10b5_1": 1, "source_url": "https://www.sec.gov/Archives/edgar/data/106040/000126682426000163/" }, { "txn_date": "2026-07-28", "insider_name": "Cole Martin I", "role": "director", "code": "S", "shares": 103.0, "price": 430.45, "value": 44336.35, "is_10b5_1": 1, "source_url": "https://www.sec.gov/Archives/edgar/data/106040/000126682426000163/" }, { "txn_date": "2026-07-28", "insider_name": "Cole Martin I", "role": "director", "code": "S", "shares": 93.0, "price": 429.12, "value": 39908.16, "is_10b5_1": 1, "source_url": "https://www.sec.gov/Archives/edgar/data/106040/000126682426000163/" }, { "txn_date": "2026-07-28", "insider_name": "Cole Martin I", "role": "director", "code": "S", "shares": 115.0, "price": 428.08, "value": 49229.2, "is_10b5_1": 1, "source_url": "https://www.sec.gov/Archives/edgar/data/106040/000126682426000163/" }, { "txn_date": "2026-07-28", "insider_name": "Cole Martin I", "role": "director", "code": "S", "shares": 64.0, "price": 426.45, "value": 27292.8, "is_10b5_1": 1, "source_url": "https://www.sec.gov/Archives/edgar/data/106040/000126682426000163/" }, { "txn_date": "2026-07-28", "insider_name": "Cole Martin I", "role": "director", "code": "S", "shares": 32.0, "price": 425.31, "value": 13609.92, "is_10b5_1": 1, "source_url": "https://www.sec.gov/Archives/edgar/data/106040/000126682426000163/" }, { "txn_date": "2026-07-28", "insider_name": "Cole Martin I", "role": "director", "code": "S", "shares": 64.0, "price": 424.05, "value": 27139.2, "is_10b5_1": 1, "source_url": "https://www.sec.gov/Archives/edgar/data/106040/000126682426000163/" }, { "txn_date": "2026-07-28", "insider_name": "Cole Martin I", "role": "director", "code": "S", "shares": 32.0, "price": 435.59, "value": 13938.88, "is_10b5_1": 1, "source_url": "https://www.sec.gov/Archives/edgar/data/106040/000126682426000163/" }, { "txn_date": "2026-07-28", "insider_name": "Cole Martin I", "role": "director", "code": "S", "shares": 154.0, "price": 436.89, "value": 67281.06, "is_10b5_1": 1, "source_url": "https://www.sec.gov/Archives/edgar/data/106040/000126682426000163/" }, { "txn_date": "2026-07-28", "insider_name": "Cole Martin I", "role": "director", "code": "S", "shares": 118.0, "price": 438.08, "value": 51693.439999999995, "is_10b5_1": 1, "source_url": "https://www.sec.gov/Archives/edgar/data/106040/000126682426000163/" }, { "txn_date": "2026-07-28", "insider_name": "Cole Martin I", "role": "director", "code": "S", "shares": 64.0, "price": 439.38, "value": 28120.32, "is_10b5_1": 1, "source_url": "https://www.sec.gov/Archives/edgar/data/106040/000126682426000163/" }, { "txn_date": "2026-07-28", "insider_name": "Cole Martin I", "role": "director", "code": "S", "shares": 96.0, "price": 440.96, "value": 42332.159999999996, "is_10b5_1": 1, "source_url": "https://www.sec.gov/Archives/edgar/data/106040/000126682426000163/" }, { "txn_date": "2026-07-28", "insider_name": "Cole Martin I", "role": "director", "code": "S", "shares": 32.0, "price": 442.47, "value": 14159.04, "is_10b5_1": 1, "source_url": "https://www.sec.gov/Archives/edgar/data/106040/000126682426000163/" }, { "txn_date": "2026-07-28", "insider_name": "Cole Martin I", "role": "director", "code": "S", "shares": 32.0, "price": 444.51, "value": 14224.32, "is_10b5_1": 1, "source_url": "https://www.sec.gov/Archives/edgar/data/106040/000126682426000163/" }, { "txn_date": "2026-07-28", "insider_name": "Cole Martin I", "role": "director", "code": "S", "shares": 32.0, "price": 447.1, "value": 14307.2, "is_10b5_1": 1, "source_url": "https://www.sec.gov/Archives/edgar/data/106040/000126682426000163/" }, { "txn_date": "2026-07-28", "insider_name": "Cole Martin I", "role": "director", "code": "S", "shares": 41.0, "price": 448.46, "value": 18386.86, "is_10b5_1": 1, "source_url": "https://www.sec.gov/Archives/edgar/data/106040/000126682426000163/" }, { "txn_date": "2026-07-28", "insider_name": "Cole Martin I", "role": "director", "code": "S", "shares": 39.0, "price": 449.42, "value": 17527.38, "is_10b5_1": 1, "source_url": "https://www.sec.gov/Archives/edgar/data/106040/000126682426000163/" }, { "txn_date": "2026-07-28", "insider_name": "Cole Martin I", "role": "director", "code": "S", "shares": 70.0, "price": 451.3, "value": 31591.0, "is_10b5_1": 1, "source_url": "https://www.sec.gov/Archives/edgar/data/106040/000126682426000163/" }, { "txn_date": "2026-07-28", "insider_name": "Cole Martin I", "role": "director", "code": "S", "shares": 106.0, "price": 452.12, "value": 47924.72, "is_10b5_1": 1, "source_url": "https://www.sec.gov/Archives/edgar/data/106040/000126682426000163/" }, { "txn_date": "2026-07-28", "insider_name": "Cole Martin I", "role": "director", "code": "S", "shares": 144.0, "price": 453.27, "value": 65270.88, "is_10b5_1": 1, "source_url": "https://www.sec.gov/Archives/edgar/data/106040/000126682426000163/" }, { "txn_date": "2026-07-28", "insider_name": "Cole Martin I", "role": "director", "code": "S", "shares": 128.0, "price": 454.44, "value": 58168.32, "is_10b5_1": 1, "source_url": "https://www.sec.gov/Archives/edgar/data/106040/000126682426000163/" } ], "links": { "sec_filings": "https://www.sec.gov/edgar/browse/?CIK=0000106040", "sec_xbrl_companyfacts": "https://data.sec.gov/api/xbrl/companyfacts/CIK0000106040.json", "sec_form4": "https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0000106040&type=4", "sec_8k": "https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0000106040&type=8-K", "yahoo": "https://finance.yahoo.com/quote/WDC", "stooq": "https://stooq.com/q/d/?s=wdc.us", "external_views_link_only": { "morningstar": "https://www.morningstar.com/search?query=WDC", "finviz": "https://finviz.com/quote.ashx?t=WDC", "stockanalysis": "https://stockanalysis.com/stocks/wdc/", "seeking_alpha": "https://seekingalpha.com/symbol/WDC", "openinsider": "http://openinsider.com/search?q=WDC", "google_news": "https://news.google.com/rss/search?q=WDC+stock" } }, "machine_readable": { "json": "https://theclaudetrader.com/s/WDC.json", "markdown": "https://theclaudetrader.com/s/WDC.md", "research_packet": "https://theclaudetrader.com/r/WDC.json", "index": "https://theclaudetrader.com/llms.txt" }, "dossier": { "url": "https://theclaudetrader.com/d/WDC.md", "written": "2026-10-26", "note": "librarian agent dossier: cited facts only, no opinions" }, "cite_as": "The Claude Trader snapshot 2026-10-26, https://theclaudetrader.com/s/WDC; data from SEC EDGAR XBRL and market prices (Alpaca Market Data, Yahoo Finance) to 2026-10-23.", "disclaimer": "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.", "fair_value_model": { "fair_value": 474.85, "fv_low": 113.74, "fv_high": 835.97, "fv_gap_pct": 38.2, "fv_verdict": "green", "fv_methods": 2, "fv_as_of": "2026-10-23", "fv_calculated_on": "2026-10-26", "fv_inputs_through": "2026-07-03", "fv_skipped": null, "unit": "per traded unit (share or ADS), same currency as the price", "methods": { "earnings": { "value": 835.9711474781868, "pe_used": 34.43044264737178, "pe_raw": 34.43044264737178, "pe_basis": "SIC 35 peer median excluding itself (30 peers)", "inputs": { "eps": { "fy": 2026, "value": 24.28, "tag": "SEC XBRL EarningsPerShareDiluted", "period_end": "2026-07-03", "accession": "0001628280-26-057139", "filed": null, "url": "https://www.sec.gov/Archives/edgar/data/106040/000162828026057139/", "value_reported": 24.28, "split_factor": 1.0 } } }, "graham": { "value": 113.7383860944288, "inputs": { "eps": { "fy": 2026, "value": 24.28, "tag": "SEC XBRL EarningsPerShareDiluted", "period_end": "2026-07-03", "accession": "0001628280-26-057139", "filed": null, "url": "https://www.sec.gov/Archives/edgar/data/106040/000162828026057139/", "value_reported": 24.28, "split_factor": 1.0 }, "bvps": { "value": 23.680066760690742, "equity": { "value": 8864000000.0, "tag": "SEC XBRL StockholdersEquity", "period_end": "2026-07-03", "accession": "0001628280-26-057139", "filed": null, "url": "https://www.sec.gov/Archives/edgar/data/106040/000162828026057139/" }, "shares": 374323269.0 } } } }, "method_note": "Median of up to three methods from SEC filings: owner-earnings DCF (3-yr avg FCF, 10-yr two-stage, growth = min(5-yr revenue CAGR, 10%) fading to 2.5%, 9% discount), trailing EPS x SIC-peer median P/E (8-35), Graham number. Model estimate, not advice.", "discount_rate": 0.09, "terminal_growth": 0.025, "verdict_rule": "green: fair value more than 10% above price; red: more than 10% below; amber: within 10%", "page": "https://theclaudetrader.com/fair-value" } }