Markwayne Mullin is a Republican U.S. Senator from Oklahoma, serving since 2023. He previously represented Oklahoma's 2nd congressional district in the House from 2013 to 2023. Mullin sits on the Senate Appropriations, Armed Services, Health, Education, Labor and Pensions, and Indian Affairs committees.
Mullin has disclosed 472 stock trades worth an estimated $24.2M, making him one of Congress's most active traders. His most traded stocks include (112 trades), Goldman Sachs (10), Adobe (8), Stride Inc (8), and Applied Materials (7). Technology accounts for 66 of his trades, followed by Financial Services (33) and Healthcare (21). He executes nearly twice as many buys (306) as sells (166).
| Date | Asset | Type | Amount |
|---|---|---|---|
| 2025-11-03 | TMUS | sell | $50K – $100K |
| 2025-09-24 | ADBE | sell | $15K – $50K |
| 2025-09-24 | UNH | buy | $15K – $50K |
| 2025-09-24 | NOW | buy | $1K – $15K |
| 2025-09-24 | INTU | buy | $15K – $50K |
| 2025-09-24 | ACN | sell | $15K – $50K |
| 2025-09-24 | ISRG | buy | $50K – $100K |
| 2025-09-24 | TXN | sell | $15K – $50K |
| 2025-09-24 | IHF | sell | $15K – $50K |
| 2025-09-23 | WAB | sell | $15K – $50K |
| 2025-09-23 | WAB | sell | $1K – $15K |
| 2025-09-09 | MASSACHUSETTS ST DEV FIN AGY REV BDS WELLFORCE INC 2020 Rate/Coupon: 5.0% Matures: 10/01/31MUNI | buy | $50K – $100K |
| 2025-08-01 | UNH | sell | $15K – $50K |
| 2025-06-18 | Florida State Department General Services Division Facilities Mgmt Revenue Pool Rate/Coupon: 4.0% Matures: 09/01/2030MUNI | buy | $50K – $100K |
| 2025-06-16 | New York City Municipal Water Fin Authority Water & Sewer Revenue Bond Rate/Coupon: 5.0% Matures: 06/15/2039MUNI | sell | $50K – $100K |
| 2025-05-13 | COP | buy | $15K – $50K |
| 2025-05-13 | LPLA | buy | $15K – $50K |
| 2025-05-13 | LHX | buy | $15K – $50K |
| 2025-05-13 | ZTS | buy | $50K – $100K |
| 2025-05-13 | VLO | buy | $50K – $100K |
| 2025-05-13 | TMO | buy | $15K – $50K |
| 2025-05-13 | TXN | buy | $15K – $50K |
| 2025-05-13 | SPY | sell | $500K – $1M |
| 2025-05-13 | LRCX | buy | $15K – $50K |
| 2025-05-13 | CSX | buy | $15K – $50K |
| 2025-05-13 | ADBE | buy | $15K – $50K |
| 2025-05-13 | AMAT | buy | $15K – $50K |
| 2025-05-13 | CVX | buy | $50K – $100K |
| 2025-04-08 | CSX | sell | $15K – $50K |
| 2025-04-08 | AMAT | sell | $50K – $100K |
| 2025-04-08 | ADBE | sell | $15K – $50K |
| 2025-04-08 | LRCX | sell | $50K – $100K |
| 2025-04-08 | CVX | sell | $15K – $50K |
| 2025-04-08 | ZTS | sell | $15K – $50K |
| 2025-04-08 | VLO | sell | $50K – $100K |
| 2025-04-08 | TXN | sell | $15K – $50K |
| 2025-04-08 | TMO | sell | $50K – $100K |
| 2025-04-08 | COP | sell | $15K – $50K |
| 2025-03-19 | COF | buy | $15K – $50K |
| 2025-02-19 | WEST PALM BEACH FLA CMNTY REDEV AGY TAX INCREMENT REV REF BDS CITY CTR CMNTY Rate/Coupon: 5.0% Matures: 03/01/2033MUNI | buy | $50K – $100K |
| 2025-02-19 | METROPOLITAN TRANSN AUTH N Y DEDICATED TAX FD GREEN FD BDS Rate/Coupon: 5.0% Matures: 11/15/2036MUNI | buy | $50K – $100K |
| 2025-02-19 | UNIVERSITY HOUSTON TEX UNIV REVS CONSOLIDATED REV AND REF Rate/Coupon: 5.0% Matures: 02/15/2033MUNI | buy | $50K – $100K |
| 2025-02-13 | AMD | sell | $50K – $100K |
| 2025-02-13 | TJX | buy | $15K – $50K |
| 2025-02-13 | IQV | buy | $15K – $50K |
| 2025-02-13 | ACN | buy | $50K – $100K |
| 2025-02-13 | LPLA | buy | $50K – $100K |
| 2025-02-13 | STZ | sell | $15K – $50K |
| 2025-02-13 | LHX | buy | $15K – $50K |
| 2025-02-13 | VAW | sell | $100K – $250K |