MCK
Who in Congress traded MCK, when, and what happened after?
A ticker-first view for retail/data users: latest disclosure, largest range, disclosure lag, party flow, contracts, lobbying, and source-linked receipts.
Party Breakdown
Party Trading Divergence
Democrat vs. Republican buy / sell pressure by monthALIGNEDBar length = total trades. Color = net sentiment — green = net buying, red = net selling. Months with no activity hidden.
🏛️ Federal Contracts
all →- 2026-06-18$210KDepartment of JusticeFY26 B1 MCKESSON SCHEDULED MEDICATIONS- JULY.
- 2026-06-18$210KDepartment of JusticeFY26 B1 MCKESSON SCHEDULED MEDICATIONS- AUGUST.
- 2026-06-18$111KDepartment of JusticeFY26 B1 MCKESSON MAY GENERAL / CONTROLLED MEDS
- 2026-06-18$6KDepartment of JusticeRP# 26-77 NALTREXONE / VIVITROL
- 2026-06-18$3KDepartment of JusticeFCI LEAVENWORTH MCKESSON FSA MAT MEDICATIONS FOR INMATES JUNE 2026 IAW T&C: 36W79720D0001 FIRM-FIXED PRICE
- 2026-06-17$5KDepartment of JusticeMCKESSON CONTRACT MEDICATIONS
- 2026-06-17$2KDepartment of JusticeRP #26-76 MCKESSON REGULAR MEDICATIONS REGULAR MEDICATION FILL OR KILL CONTROLLED SUBSTANCES FOR PENAL INSTITUTION DELIVER TO PHARMACIST ONLY
- 2026-06-17$1KDepartment of JusticeMCKESSON OPEN MARKET MEDICATIONS
- 2026-06-17$791Department of JusticeMCKESSON OPEN MARKET MEDICATIONS
- 2026-06-17$203Department of JusticeRP# 26-75 CONTROLLED MEDICATION ACETAM+COD / CLONAZEPAN
💼 Lobbying Filings
all →- 2026-04-20$860KMCKESSON CORPORATION & AFFILIATES U.S. ONCOLOGY AND RX SAVINGS SOLUTIONSH.R. 3521, Clinical Trial Modernization Act; H.R. 1, One Big Beautiful Bill (Definition clarity around distributors);S. 3822, Break Up Big Medicine Act; Drug Shortages; Safe Step Act (not reintroduced in 119th) (Support establishing an exception to medication step-therapy protocol in specified cases). H.R. 2484, Seniors Access to Critical Medications Act of 2025 (Support: Allows medically integrated physician dispensing flexibilities); H.R. 879, Medicare Patient Access and Practice Stabilization Act of 2025 (Support: Increases provider reimbursement in the Physician Fee Schedule); H.R. 2120, ROCR Value Based Program Act (Support: Modifies Medicare payment system for radiation oncology services); S. 1816 H.R. 3514, Improving Seniors' Timely Access to Care Act of 2025 (Support: Streamlines prior authorization process); Medicare Physician Payment; Site Neutral Payment Reform; CY2026 Medicare Physician Fee Schedule Proposed Rule; H.R. 4299, Protecting Patient Access to Cancer and Complex
- 2026-04-20$60KMCKESSON CORPATION AND ITS AFFILIATE US ONCOLOGY (FORMERLY US ONCOLOGY)Medicare, oncology, radiation and imaging reimbursement issues; medicare physician payments; Oncology payment disparities in Medicare.; Health information technology; application of the sequester to cancer drug reimbursement; prompt pay discount; safety and security of the prescription drug supply chain; HR4299, Protecting Patient Access to Cancer and Complex Therapies Act. H.R.2484, Seniors Access to Critical Medications Act of 2025
- 2026-04-20$50KMCKESSON CORPORATIONGeneral Medicare/Medicaid Issues. Transparency Requirements. Emergency Preparedness.
- 2026-04-20$50KMCKESSON CORPORATIONIssues around interoperability, data privacy and sharing in healthcare, drug shortages and healthcare transparency, 2026 rule and drug reimbursement changes.
- 2026-04-20$40KMCKESSON SPECIALTY HEALTHRadiation Oncology payment proposals in the CY 2026 Physician Fee Schedule proposed rule.
- 2026-04-20$30KMCKESSON CORPORATION & AFFILIATES U.S. ONCOLOGY AND RX SAVINGS SOLUTIONS (FORMERH.R. 3521, Clinical Trial Modernization Act; H.R. 1, One Big Beautiful Bill (Definition clarity around distributors); Drug Shortages; Safe Step Act (not reintroduced in 119th) (Support establishing an exception to medication step-therapy protocol in specified cases). H.R. 2484, Seniors Access to Critical Medications Act of 2025 (Support: Allows medically integrated physician dispensing flexibilities); H.R. 879, Medicare Patient Access and Practice Stabilization Act of 2025 (Support: Increases provider reimbursement in the Physician Fee Schedule); H.R. 2120, ROCR Value Based Program Act (Support: Modifies Medicare payment system for radiation oncology services); S. 1816 H.R. 3514, Improving Seniors' Timely Access to Care Act of 2025 (Support: Streamlines prior authorization process); Medicare Physician Payment; Site Neutral Payment Reform; CY2026 Medicare Physician Fee Schedule Proposed Rule; H.R. 4299, Protecting Patient Access to Cancer and Complex Therapies Act of 2025 (Support: Pr
- 2026-04-15$60KMCKESSON CORPORATIONIssues related to the pharmaceutical supply chain and drug shortages. Issues related to H.R. 3164, Ensuring Community Access to Pharmacist Services Act. and S.2426, Equitable Community Access to Pharmacist Services Act. Issues related to pharmacies and patient access.
- 2026-02-13$0MCKESSON CORPORATIONIssues around interoperability, data privacy and sharing in healthcare, drug shortages and healthcare transparency, 2026 rule and drug reimbursement changes.
- 2026-01-20$60KMCKESSON CORPATION AND ITS AFFILIATE US ONCOLOGY (FORMERLY US ONCOLOGY)Medicare, oncology, radiation and imaging reimbursement issues; medicare physician payments; Oncology payment disparities in Medicare.; Health information technology; application of the sequester to cancer drug reimbursement; prompt pay discount; safety and security of the prescription drug supply chain. H.R.2484, Seniors Access to Critical Medications Act of 2025
- 2026-01-20$50KMCKESSON CORPORATIONGeneral Medicare/Medicaid Issues. Transparency Requirements. Emergency Preparedness.
Congressional Momentum
buy vs. sell pressureDISTRIBUTINGScore 0–100: above 50 = net buying pressure, below 50 = net selling. Signal based on last 90 days.
Best Timers
avg excess return vs SPY · MCK trades only12 members w/ alpha dataExcess return = stock price change minus SPY change over the same holding window.Congress avg: +8.0%· 83% of traders beat SPY on this name
Timing Fingerprint
filing delay vs. excess return over SPY · 38 tradesCongress avg +5.6% vs SPYEach dot = one disclosed trade. X-axis = days between trade and STOCK Act filing.Y-axis = return above (or below) SPY over the subsequent holding window. Upper-right = late filers who beat the market.
Congress Swarm Events
synchronized trading — 3+ members within 21 daysSUSPICIOUSA swarm event occurs when 3 or more members disclose trades in MCK within a rolling 21-day window. Tight windows with high directional consensus score highest on the suspicion meter.
Trade Activity Timeline
Congressional buys & sells by month · last 23 months w/ activity
Who Moved First
each row = one member · sorted by earliest disclosed tradeSeasonal Rhythm
Congress buy/sell pressure by month & yearEach cell = one calendar month. Green = net Congress buying, red = net selling. Intensity ∝ consensus strength. Hover for details.
Congressional Conviction Timeline
net positioning · alpha track recordMIXEDAll Disclosed Trades
| Date | Member | Action | Amount | Filing Delay | Receipt |
|---|---|---|---|---|---|
| 2026-05-27 | DRo Khanna | BUY | $1K – $15K | 13d | receipt → |
| 2026-05-15 | DRo Khanna | SELL | $15K – $50K | 25d | receipt → |
| 2026-05-01 | DRo Khanna | SELL | $1K – $15K | 39d | receipt → |
| 2026-04-08 | DLizzie Fletcher | SELL | $1K – $15K | 23d | receipt → |
| 2026-04-08 | DLizzie Fletcher | SELL | $1K – $15K | 23d | receipt → |
| 2026-03-23 | DRo Khanna | SELL | $1K – $15K | 15d | receipt → |
| 2026-02-24 | DRo Khanna | BUY | $1K – $15K | 13d | receipt → |
| 2025-12-02 | DJared Moskowitz | BUY | $1K – $15K | 48d | receipt → |
| 2025-12-02 | DJared Moskowitz | BUY | $1K – $15K | 45d | receipt → |
| 2025-12-19 | DGilbert Cisneros | SELL | $1K – $15K | 25d | receipt → |
| 2024-12-18 | RJulia Letlow | BUY | $1K – $15K | 391d | receipt → |
| 2025-12-19 | DGilbert Cisneros | SELL | $1K – $15K | 24d | receipt → |
| 2025-11-18 | DGilbert Cisneros | BUY | $1K – $15K | 28d | receipt → |
| 2025-11-18 | DGilbert Cisneros | BUY | $1K – $15K | 27d | receipt → |
| 2025-11-03 | DRo Khanna | BUY | $1K – $15K | 35d | receipt → |
| 2025-10-10 | DJared Moskowitz | BUY | $1K – $15K | 45d | receipt → |
| 2025-10-10 | DJared Moskowitz | BUY | $1K – $15K | 43d | receipt → |
| 2025-10-08 | DJonathan Jackson | SELL | $1K – $15K | 34d | receipt → |
| 2025-10-08 | DJonathan Jackson | SELL | $1K – $15K | 33d | receipt → |
| 2025-10-08 | DJonathan Jackson | SELL | $1K – $15K | 27d | receipt → |
| 2025-10-10 | DJared Moskowitz | BUY | $1K – $15K | 21d | receipt → |
| 2025-09-23 | DValerie Hoyle | SELL | $1K – $15K | 17d | receipt → |
| 2025-09-10 | DValerie Hoyle | BUY | $1K – $15K | 30d | receipt → |
| 2025-09-23 | DValerie Hoyle | SELL | $1K – $15K | 17d | receipt → |
| 2025-09-10 | DValerie Hoyle | BUY | $1K – $15K | 30d | receipt → |
| 2025-09-29 | DRo Khanna | SELL | $1K – $15K | 4d | receipt → |
| 2025-08-05 | DGilbert Cisneros | SELL | $1K – $15K | 41d | receipt → |
| 2025-08-05 | DGilbert Cisneros | SELL | $1K – $15K | 38d | receipt → |
| 2025-04-23 | DJonathan Jackson | BUY | $1K – $15K | 125d | receipt → |
| 2025-03-24 | DJonathan Jackson | BUY | $1K – $15K | 154d | receipt → |
| 2025-07-11 | DRitchie Torres | SELL | $1K – $15K | 41d | receipt → |
| 2025-07-11 | DRitchie Torres | SELL | $1K – $15K | 40d | receipt → |
| 2025-03-03 | DJonathan Jackson | BUY | $1K – $15K | 153d | receipt → |
| 2025-03-24 | DJonathan Jackson | BUY | $1K – $15K | 132d | receipt → |
| 2025-04-23 | DJonathan Jackson | BUY | $1K – $15K | 102d | receipt → |
| 2025-05-12 | RJefferson Shreve | SELL | $15K – $50K | 42d | receipt → |
| 2025-05-12 | RJefferson Shreve | SELL | $15K – $50K | 41d | receipt → |
| 2025-04-09 | DJosh Gottheimer | SELL | $1K – $15K | 35d | receipt → |
| 2025-04-29 | DGilbert Cisneros | BUY | $1K – $15K | 8d | receipt → |
| 2025-04-29 | DGilbert Cisneros | BUY | $1K – $15K | 7d | receipt → |
| 2025-03-06 | DRo Khanna | BUY | $1K – $15K | 35d | receipt → |
| 2025-03-04 | DJonathan Jackson | BUY | $1K – $15K | 35d | receipt → |
| 2025-03-04 | DJonathan Jackson | BUY | $1K – $15K | 30d | receipt → |
| 2025-01-24 | DGilbert Cisneros | SELL | $1K – $15K | 18d | receipt → |
| 2025-01-15 | DJared Moskowitz | BUY | $1K – $15K | 26d | receipt → |
| 2025-01-17 | DRo Khanna | SELL | $1K – $15K | 20d | receipt → |
| 2025-01-15 | DJared Moskowitz | BUY | $1K – $15K | 16d | receipt → |
| 2025-01-15 | DJared Moskowitz | BUY | $1K – $15K | 16d | receipt → |
| 2024-11-12 | DRo Khanna | BUY | $1K – $15K | 23d | receipt → |
| 2024-10-14 | DRo Khanna | BUY | $1K – $15K | 25d | receipt → |
| 2024-10-11 | DRo Khanna | SELL | $1K – $15K | 28d | receipt → |
| 2024-10-01 | RByron Donalds | BUY | $1K – $15K | 37d | receipt → |
| 2024-10-01 | RByron Donalds | BUY | $1K – $15K | 7d | receipt → |
| 2024-09-12 | DJosh Gottheimer | SELL | $1K – $15K | 21d | receipt → |
| 2024-08-02 | DRo Khanna | BUY | $1K – $15K | 35d | receipt → |
| 2024-07-01 | DJosh Gottheimer | SELL | $1K – $15K | 45d | receipt → |
| 2024-07-02 | DRo Khanna | SELL | $1K – $15K | 36d | receipt → |
| 2024-05-08 | RCarol Miller | SELL | $15K – $50K | 28d | receipt → |
| 2024-03-20 | DRo Khanna | SELL | $15K – $50K | 16d | receipt → |
| 2023-11-16 | DJosh Gottheimer | PARTIAL_SELL | $1K – $15K | 19d | receipt → |