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Congress Stock Tracker

Tracking congressional stock trades from public STOCK Act Periodic Transaction Reports (PTRs) filed by members of the US House and Senate.

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© 2026 Congress Stock Tracker. Data from public STOCK Act filings.For informational purposes only. Not financial advice.

Congressional Stock Trades

Every publicly disclosed stock and asset transaction filed by US Congress members under the STOCK Act.

All transactions are sourced directly from Periodic Transaction Reports (PTRs) filed with the House of Representatives and the US Senate. Congress members must report trades within 45 days under the STOCK Act of 2012. Dollar amounts are shown as disclosed ranges, not exact figures. See the most active traders or browse by politician, stock, or committee. Notice something missing? Report a trade.

Showing trades in MRKClear
DatePoliticianAssetTypeOwnerAmountSecurityDetails
2016-01-21ALAN S. LOWENTHAL
Democrat · house
MRK
Merck & Co., Inc.
buySpouse$15K – $50KStockDetails
2016-01-15MICHAEL T. MCCAUL
Republican · house
MRK
Merck & Co., Inc.
sellSpouse$1K – $15KStock
ALAN S. LOWENTHALbuy
MRKMerck & Co., Inc.
2016-01-21$15K – $50K
MICHAEL T. MCCAULsell
MRKMerck & Co., Inc.
2016-01-15$1K – $15K
Sheldon Whitehousebuy
MRKMerck & Co., Inc.
2016-01-14$1K – $15K
BILLY LONGsell
Prev
1...8910...12
Next
Details
2016-01-14AMD #1Sheldon Whitehouse
Democrat · senate
MRK
Merck & Co., Inc.
buySelf$1K – $15KStockDetails
2016-01-14BILLY LONG
Republican · house
MRK
Merck & Co., Inc.
sellSelf$1K – $15KStockDetails
2015-12-25KENNY MARCHANT
Republican · house
MRK
Merck & Co., Inc.
buySelf$1K – $15KStockDetails
2015-12-14MICHAEL T. MCCAUL
Republican · house
MRK
Merck & Co., Inc.
sellSpouse$1K – $15KStockDetails
2015-11-18KATHERINE CLARK
Democrat · house
MRK
Merck & Co., Inc.
sellDC$15K – $50KStockDetails
2015-10-25KENNY MARCHANT
Republican · house
MRK
Merck & Co., Inc.
buySelf$1K – $15KStockDetails
2015-10-06MICHAEL T. MCCAUL
Republican · house
MRK
Merck & Co., Inc.
sellDC$15K – $50KStockDetails
2015-10-05Kurt Schrader
Democrat · house
MRK
Merck & Co., Inc.
sellSelf$1K – $15KStockDetails
2015-10-02MICHAEL T. MCCAUL
Republican · house
MRK
Merck & Co., Inc.
sellJoint$1K – $15KStockDetails
2015-09-23FRED UPTON
Republican · house
MRK
Merck & Co., Inc.
sellSelf$1K – $15KStockDetails
2015-09-21DIANE BLACK
Republican · house
MRK
Merck & Co., Inc.
sellSelf$100K – $250KStockDetails
2015-09-02SCOTT HARVEY PETERS
Democrat · house
MRK
Merck & Co., Inc.
sellSpouse$50K – $100KStockDetails
2015-09-02SCOTT HARVEY PETERS
Democrat · house
MRK
Merck & Co., Inc.
sellSpouse$50K – $100KStockDetails
2015-08-12James M Inhofe
Republican · senate
MRK
Merck & Co., Inc.
buySelf$15K – $50KStockDetails
2015-07-27DAVID P. JOYCE
Republican · house
MRK
Merck & Co., Inc.
buySelf$1K – $15KStockDetails
2015-07-10Sheldon Whitehouse
Democrat · senate
MRK
Merck & Co., Inc.
buySelf$1K – $15KStockDetails
2015-07-10SCOTT HARVEY PETERS
Democrat · house
MRK
Merck & Co., Inc.
buySpouse$15K – $50KStockDetails
2015-07-10SCOTT HARVEY PETERS
Democrat · house
MRK
Merck & Co., Inc.
buySpouse$15K – $50KStockDetails
2015-07-09James M Inhofe
Republican · senate
MRK
Merck & Co., Inc.
buySelf$50K – $100KStockDetails
2015-06-26SCOTT HARVEY PETERS
Democrat · house
MRK
Merck & Co., Inc.
buySpouse$15K – $50KStockDetails
2015-06-23SCOTT HARVEY PETERS
Democrat · house
MRK
Merck & Co., Inc.
buySpouse$15K – $50KStockDetails
2015-06-16Harold Dallas Rogers
Republican · house
MRK
Merck & Co., Inc.
buyJoint$1K – $15KStockDetails
2015-06-01KENNY MARCHANT
Republican · house
MRK
Merck & Co., Inc.
sellJoint$1K – $15KStockDetails
2015-05-28E. Scott Rigell
Unknown · house
MRK
Merck & Co., Inc.
buySpouse$1K – $15KStockDetails
2015-05-27AMD #1Sheldon Whitehouse
Democrat · senate
MRK
Merck & Co., Inc.
buySelf$1K – $15KStockDetails
2015-05-27JAMES B. RENACCI
Republican · house
MRK
Merck & Co., Inc.
sellSelf$15K – $50KStockDetails
2015-05-14KENNY MARCHANT
Republican · house
MRK
Merck & Co., Inc.
sellJoint$50K – $100KStockDetails
2015-05-04MICHAEL T. MCCAUL
Republican · house
MRK
Merck & Co., Inc.
buySpouse$1K – $15KStockDetails
2015-05-01KENNY MARCHANT
Republican · house
MRK
Merck & Co., Inc.
buySelf$15K – $50KStockDetails
2015-04-30MICHAEL T. MCCAUL
Republican · house
MRK
Merck & Co., Inc.
sellSpouse$50K – $100KStockDetails
2015-04-16DAN BENISHEK
Republican · house
MRK
Merck & Co., Inc.
buySelf$15K – $50KStockDetails
2015-04-07MICHAEL T. MCCAUL
Republican · house
MRK
Merck & Co., Inc.
sellJoint$50K – $100KStockDetails
2015-04-06MICHAEL T. MCCAUL
Republican · house
MRK
Merck & Co., Inc.
sellDC$100K – $250KStockDetails
2015-04-06MICHAEL T. MCCAUL
Republican · house
MRK
Merck & Co., Inc.
buyDC$50K – $100KStockDetails
2015-04-02KENNY MARCHANT
Republican · house
MRK
Merck & Co., Inc.
buySelf—StockDetails
2015-03-31JAMES B. RENACCI
Republican · house
MRK
Merck & Co., Inc.
buySelf$15K – $50KStockDetails
2015-03-25MICHAEL T. MCCAUL
Republican · house
MRK
Merck & Co., Inc.
sellDC$1K – $15KStockDetails
2015-02-06MICHAEL T. MCCAUL
Republican · house
MRK
Merck & Co., Inc.
buyDC$1K – $15KStockDetails
2015-01-20John A. Yarmuth
Democrat · house
MRK
Merck & Co., Inc.
buySelf$1K – $15KStockDetails
2012-12-10TREY RADEL
Republican · house
MRK
Merck & Co., Inc.
buySelf$1K – $15KStockDetails
2012-12-01BRAD R. WENSTRUP
Republican · house
MRK
Merck & Co., Inc.
buySelf$1K – $15KStockDetails
2012-11-06MICHAEL T. MCCAUL
Republican · house
MRK
Merck & Co., Inc.
buySpouse$15K – $50KStockDetails
2012-11-06MICHAEL T. MCCAUL
Republican · house
MRK
Merck & Co., Inc.
buyDC$15K – $50KStockDetails
2012-11-06MICHAEL T. MCCAUL
Republican · house
MRK
Merck & Co., Inc.
buyDC$1K – $15KStockDetails
2012-11-06MICHAEL T. MCCAUL
Republican · house
MRK
Merck & Co., Inc.
buyDC$15K – $50KStockDetails
2012-10-09Vern Buchanan
Republican · house
MRK
Merck & Co., Inc.
sellSelf$1K – $15KStockDetails
2012-10-05MICHAEL T. MCCAUL
Republican · house
MRK
Merck & Co., Inc.
buyDC$1K – $15KStockDetails
2012-08-02LUIS V. GUTIERREZ
Democrat · house
MRK
Merck & Co., Inc.
sellSelf$1K – $15KStockDetails
MRKMerck & Co., Inc.
2016-01-14$1K – $15K
KENNY MARCHANTbuy
MRKMerck & Co., Inc.
2015-12-25$1K – $15K
MICHAEL T. MCCAULsell
MRKMerck & Co., Inc.
2015-12-14$1K – $15K
KATHERINE CLARKsell
MRKMerck & Co., Inc.
2015-11-18$15K – $50K
KENNY MARCHANTbuy
MRKMerck & Co., Inc.
2015-10-25$1K – $15K
MICHAEL T. MCCAULsell
MRKMerck & Co., Inc.
2015-10-06$15K – $50K
Kurt Schradersell
MRKMerck & Co., Inc.
2015-10-05$1K – $15K
MICHAEL T. MCCAULsell
MRKMerck & Co., Inc.
2015-10-02$1K – $15K
FRED UPTONsell
MRKMerck & Co., Inc.
2015-09-23$1K – $15K
DIANE BLACKsell
MRKMerck & Co., Inc.
2015-09-21$100K – $250K
SCOTT HARVEY PETERSsell
MRKMerck & Co., Inc.
2015-09-02$50K – $100K
SCOTT HARVEY PETERSsell
MRKMerck & Co., Inc.
2015-09-02$50K – $100K
James M Inhofebuy
MRKMerck & Co., Inc.
2015-08-12$15K – $50K
DAVID P. JOYCEbuy
MRKMerck & Co., Inc.
2015-07-27$1K – $15K
Sheldon Whitehousebuy
MRKMerck & Co., Inc.
2015-07-10$1K – $15K
SCOTT HARVEY PETERSbuy
MRKMerck & Co., Inc.
2015-07-10$15K – $50K
SCOTT HARVEY PETERSbuy
MRKMerck & Co., Inc.
2015-07-10$15K – $50K
James M Inhofebuy
MRKMerck & Co., Inc.
2015-07-09$50K – $100K
SCOTT HARVEY PETERSbuy
MRKMerck & Co., Inc.
2015-06-26$15K – $50K
SCOTT HARVEY PETERSbuy
MRKMerck & Co., Inc.
2015-06-23$15K – $50K
Harold Dallas Rogersbuy
MRKMerck & Co., Inc.
2015-06-16$1K – $15K
KENNY MARCHANTsell
MRKMerck & Co., Inc.
2015-06-01$1K – $15K
E. Scott Rigellbuy
MRKMerck & Co., Inc.
2015-05-28$1K – $15K
Sheldon Whitehousebuy
MRKMerck & Co., Inc.
2015-05-27$1K – $15K
JAMES B. RENACCIsell
MRKMerck & Co., Inc.
2015-05-27$15K – $50K
KENNY MARCHANTsell
MRKMerck & Co., Inc.
2015-05-14$50K – $100K
MICHAEL T. MCCAULbuy
MRKMerck & Co., Inc.
2015-05-04$1K – $15K
KENNY MARCHANTbuy
MRKMerck & Co., Inc.
2015-05-01$15K – $50K
MICHAEL T. MCCAULsell
MRKMerck & Co., Inc.
2015-04-30$50K – $100K
DAN BENISHEKbuy
MRKMerck & Co., Inc.
2015-04-16$15K – $50K
MICHAEL T. MCCAULsell
MRKMerck & Co., Inc.
2015-04-07$50K – $100K
MICHAEL T. MCCAULsell
MRKMerck & Co., Inc.
2015-04-06$100K – $250K
MICHAEL T. MCCAULbuy
MRKMerck & Co., Inc.
2015-04-06$50K – $100K
KENNY MARCHANTbuy
MRKMerck & Co., Inc.
2015-04-02—
JAMES B. RENACCIbuy
MRKMerck & Co., Inc.
2015-03-31$15K – $50K
MICHAEL T. MCCAULsell
MRKMerck & Co., Inc.
2015-03-25$1K – $15K
MICHAEL T. MCCAULbuy
MRKMerck & Co., Inc.
2015-02-06$1K – $15K
John A. Yarmuthbuy
MRKMerck & Co., Inc.
2015-01-20$1K – $15K
TREY RADELbuy
MRKMerck & Co., Inc.
2012-12-10$1K – $15K
BRAD R. WENSTRUPbuy
MRKMerck & Co., Inc.
2012-12-01$1K – $15K
MICHAEL T. MCCAULbuy
MRKMerck & Co., Inc.
2012-11-06$15K – $50K
MICHAEL T. MCCAULbuy
MRKMerck & Co., Inc.
2012-11-06$15K – $50K
MICHAEL T. MCCAULbuy
MRKMerck & Co., Inc.
2012-11-06$1K – $15K
MICHAEL T. MCCAULbuy
MRKMerck & Co., Inc.
2012-11-06$15K – $50K
Vern Buchanansell
MRKMerck & Co., Inc.
2012-10-09$1K – $15K
MICHAEL T. MCCAULbuy
MRKMerck & Co., Inc.
2012-10-05$1K – $15K
LUIS V. GUTIERREZsell
MRKMerck & Co., Inc.
2012-08-02$1K – $15K