Itemized gifts are loaded through June 30, 2026 for the 2025–2026 cycle. Later FEC reports are not processed yet, so recent totals are incomplete.
O'BRIEN, LAWRENCE
Individual donor · WASHINGTON, DC· THE OB*C GROUP (FOUNDER)
Summary by party and cycle
| Cycle | Candidate party | For | Against |
|---|---|---|---|
| 2026 | Democratic | $7,650 | $0 |
| 2024 | Democratic | $21,150 | $0 |
| 2022 | Democratic | $20,450 | $0 |
| 2020 | Democratic | $17,900 | $0 |
| 2018 | Democratic | $29,000 | $0 |
| 2018 | Democratic-Farmer-Labor | $500 | $0 |
| 2016 | Democratic | $36,850 | $0 |
Details by candidate
| Cycle | Candidate | Party | How | For or against | Amount | Gifts | Latest | Source |
|---|---|---|---|---|---|---|---|---|
| 2026 | NEAL, RICHARD E | Democratic | Contribution | For | $4,500 | 2 | 2026-07-30 | latest filing |
| 2026 | THOMPSON, MIKE | Democratic | Contribution | For | $1,000 | 2 | 2026-03-27 | latest filing |
| 2026 | COONS, CHRISTOPHER A. | Democratic | Contribution | For | $650 | 1 | 2025-03-13 | filing |
| 2026 | BALDWIN, TAMMY | Democratic | Contribution | For | $500 | 1 | 2026-02-25 | filing |
| 2026 | DELBENE, SUZAN K | Democratic | Contribution | For | $500 | 1 | 2026-04-21 | filing |
| 2026 | CLARK, KATHERINE | Democratic | Contribution | For | $500 | 1 | 2026-06-11 | filing |
| 2024 | GALLEGO, RUBEN | Democratic | Contribution | For | $3,000 | 2 | 2024-09-30 | latest filing |
| 2024 | COONS, CHRISTOPHER A. | Democratic | Contribution | For | $2,100 | 3 | 2024-11-21 | latest filing |
| 2024 | CANTWELL, MARIA | Democratic | Contribution | For | $2,000 | 1 | 2023-06-09 | filing |
| 2024 | CASEY, ROBERT P. JR. | Democratic | Contribution | For | $2,000 | 2 | 2023-07-27 | latest filing |
| 2024 | ROSEN, JACKY | Democratic | Contribution | For | $2,000 | 1 | 2023-12-19 | filing |
| 2024 | HEINRICH, MARTIN | Democratic | Contribution | For | $2,000 | 1 | 2024-03-05 | filing |
| 2024 | BROWN, SHERROD | Democratic | Contribution | For | $1,750 | 1 | 2024-09-20 | filing |
| 2024 | BALDWIN, TAMMY | Democratic | Contribution | For | $1,500 | 1 | 2023-07-05 | filing |
| 2024 | WARNOCK, RAPHAEL | Democratic | Contribution | For | $1,000 | 1 | 2023-05-02 | filing |
| 2024 | LARSON, JOHN B | Democratic | Contribution | For | $900 | 2 | 2024-06-27 | latest filing |
| 2024 | RASKIN, JAMIE | Democratic | Contribution | For | $500 | 1 | 2023-09-29 | filing |
| 2024 | ESHOO, ANNA G | Democratic | Contribution | For | $500 | 1 | 2023-11-16 | filing |
| 2024 | THOMPSON, MIKE | Democratic | Contribution | For | $500 | 1 | 2023-12-14 | filing |
| 2024 | CLARK, KATHERINE | Democratic | Contribution | For | $500 | 1 | 2024-09-10 | filing |
| 2024 | ALLRED, COLIN | Democratic | Contribution | For | $500 | 1 | 2024-09-27 | filing |
| 2024 | MUCARSEL-POWELL, DEBBIE | Democratic | Contribution | For | $400 | 1 | 2024-09-30 | filing |
| 2022 | MURRAY, PATTY | Democratic | Contribution | For | $3,500 | 6 | 2022-10-19 | latest filing |
| 2022 | RYAN, TIMOTHY | Democratic | Contribution | For | $2,500 | 2 | 2022-06-07 | latest filing |
| 2022 | DEMINGS, VAL | Democratic | Contribution | For | $1,600 | 2 | 2022-09-27 | latest filing |
| 2022 | BEASLEY, CHERI | Democratic | Contribution | For | $1,500 | 1 | 2022-03-03 | filing |
| 2022 | HASSAN, MARGARET WOOD | Democratic | Contribution | For | $1,500 | 2 | 2022-03-31 | latest filing |
| 2022 | WELCH, PETER | Democratic | Contribution | For | $1,000 | 1 | 2022-04-28 | filing |
| 2022 | LASRY, ALEX | Democratic | Contribution | For | $1,000 | 1 | 2022-06-24 | filing |
| 2022 | LARSON, JOHN B | Democratic | Contribution | For | $950 | 2 | 2022-03-04 | latest filing |
| 2022 | THOMPSON, MIKE | Democratic | Contribution | For | $900 | 2 | 2022-03-28 | latest filing |
| 2022 | TESTER, R. JON | Democratic | Contribution | For | $850 | 1 | 2021-03-09 | filing |
| 2022 | KILDEE, DANIEL T | Democratic | Contribution | For | $700 | 2 | 2021-11-23 | latest filing |
| 2022 | ESHOO, ANNA G | Democratic | Contribution | For | $500 | 1 | 2021-02-22 | filing |
| 2022 | LAMB, CONOR | Democratic | Contribution | For | $500 | 1 | 2021-09-30 | filing |
| 2022 | WARNOCK, RAPHAEL | Democratic | Contribution | For | $500 | 1 | 2022-03-01 | filing |
| 2022 | PETERS, SCOTT | Democratic | Contribution | For | $500 | 1 | 2022-06-24 | filing |
| 2022 | KHANNA, ROHIT | Democratic | Contribution | For | $450 | 1 | 2021-02-19 | filing |
| 2022 | DEAN, MADELEINE | Democratic | Contribution | For | $450 | 1 | 2021-09-22 | filing |
| 2022 | MALONEY, CAROLYN B. | Democratic | Contribution | For | $400 | 1 | 2021-01-12 | filing |
| 2022 | BLUMENAUER, EARL | Democratic | Contribution | For | $400 | 1 | 2021-06-03 | filing |
| 2022 | CLARK, KATHERINE | Democratic | Contribution | For | $400 | 1 | 2021-06-29 | filing |
| 2022 | O'HALLERAN, TOM | Democratic | Contribution | For | $350 | 1 | 2021-06-16 | filing |
| 2020 | NEAL, RICHARD E | Democratic | Contribution | For | $2,200 | 2 | 2019-11-14 | latest filing |
| 2020 | CUNNINGHAM, CAL | Democratic | Contribution | For | $2,000 | 2 | 2020-02-26 | latest filing |
| 2020 | BULLOCK, STEVE | Democratic | Contribution | For | $1,600 | 1 | 2020-06-30 | filing |
| 2020 | COONS, CHRISTOPHER A. | Democratic | Contribution | For | $1,150 | 2 | 2020-08-17 | latest filing |
| 2020 | CUMMINGS, ELIJAH E | Democratic | Contribution | For | $1,000 | 2 | 2019-07-29 | latest filing |
| 2020 | HEGAR, MARY JENNINGS MJ | Democratic | Contribution | For | $1,000 | 1 | 2019-09-30 | filing |
| 2020 | WARNOCK, RAPHAEL | Democratic | Contribution | For | $1,000 | 1 | 2020-03-31 | filing |
| 2020 | GREENFIELD, THERESA | Democratic | Contribution | For | $1,000 | 1 | 2020-04-13 | filing |
| 2020 | THOMPSON, MIKE | Democratic | Contribution | For | $950 | 2 | 2019-05-28 | latest filing |
| 2020 | WATERS, MAXINE | Democratic | Contribution | For | $700 | 1 | 2019-03-31 | filing |
| 2020 | ESHOO, ANNA G | Democratic | Contribution | For | $700 | 1 | 2019-04-03 | filing |
| 2020 | LARSON, JOHN B | Democratic | Contribution | For | $650 | 2 | 2020-02-06 | latest filing |
| 2020 | LUJAN, BEN RAY | Democratic | Contribution | For | $500 | 1 | 2019-03-11 | filing |
| 2020 | KENNEDY, JOSEPH P III | Democratic | Contribution | For | $500 | 1 | 2019-03-31 | filing |
| 2020 | LEAHY, PATRICK J | Democratic | Contribution | For | $500 | 1 | 2019-05-14 | filing |
| 2020 | CANTWELL, MARIA | Democratic | Contribution | For | $500 | 1 | 2020-11-09 | filing |
| 2020 | CLARK, KATHERINE | Democratic | Contribution | For | $400 | 1 | 2020-03-18 | filing |
| 2020 | MALONEY, CAROLYN B. | Democratic | Contribution | For | $400 | 1 | 2020-05-18 | filing |
| 2020 | LAMB, CONOR | Democratic | Contribution | For | $400 | 1 | 2020-08-17 | filing |
| 2020 | SEWELL, TERRI A. | Democratic | Contribution | For | $250 | 1 | 2019-06-14 | filing |
| 2020 | BLUMENAUER, EARL | Democratic | Contribution | For | $250 | 1 | 2019-06-27 | filing |
| 2020 | SCANLON, MARY GAY | Democratic | Contribution | For | $250 | 1 | 2019-12-05 | filing |
| 2018 | MCCASKILL, CLAIRE | Democratic | Contribution | For | $3,000 | 3 | 2018-06-28 | latest filing |
| 2018 | STABENOW, DEBBIE | Democratic | Contribution | For | $3,000 | 4 | 2017-11-16 | latest filing |
| 2018 | HEITKAMP, HEIDI | Democratic | Contribution | For | $2,800 | 2 | 2018-06-30 | latest filing |
| 2018 | CUMMINGS, ELIJAH E | Democratic | Contribution | For | $2,500 | 4 | 2018-11-16 | latest filing |
| 2018 | PELOSI, NANCY | Democratic | Contribution | For | $2,000 | 2 | 2017-07-24 | latest filing |
| 2018 | MANCHIN, JOE III | Democratic | Contribution | For | $2,000 | 1 | 2017-03-31 | filing |
| 2018 | TESTER, R. JON | Democratic | Contribution | For | $2,000 | 1 | 2017-06-06 | filing |
| 2018 | BALDWIN, TAMMY | Democratic | Contribution | For | $2,000 | 1 | 2017-06-20 | filing |
| 2018 | LEAHY, PATRICK J | Democratic | Contribution | For | $1,950 | 3 | 2018-12-28 | latest filing |
| 2018 | NEAL, RICHARD E | Democratic | Contribution | For | $1,750 | 2 | 2018-09-28 | latest filing |
| 2018 | DONNELLY, JOSEPH S | Democratic | Contribution | For | $1,500 | 3 | 2017-12-13 | latest filing |
| 2018 | HEINRICH, MARTIN | Democratic | Contribution | For | $750 | 1 | 2017-12-11 | filing |
| 2018 | CANTWELL, MARIA | Democratic | Contribution | For | $750 | 1 | 2018-06-30 | filing |
| 2018 | KENNEDY, JOSEPH P III | Democratic | Contribution | For | $500 | 1 | 2017-06-29 | filing |
| 2018 | ESHOO, ANNA G | Democratic | Contribution | For | $500 | 1 | 2017-10-26 | filing |
| 2018 | THOMPSON, MIKE | Democratic | Contribution | For | $500 | 1 | 2017-12-18 | filing |
| 2018 | LAMB, CONOR | Democratic | Contribution | For | $500 | 1 | 2018-01-19 | filing |
| 2018 | KLOBUCHAR, AMY | Democratic-Farmer-Labor | Contribution | For | $500 | 1 | 2018-04-27 | filing |
| 2018 | PALLONE, FRANK JR | Democratic | Contribution | For | $500 | 1 | 2018-05-16 | filing |
| 2018 | LUJAN, BEN R | Democratic | Contribution | For | $500 | 1 | 2018-09-13 | filing |
| 2016 | MURRAY, PATTY | Democratic | Contribution | For | $4,400 | 5 | 2016-07-13 | latest filing |
| 2016 | PELOSI, NANCY | Democratic | Contribution | For | $4,000 | 4 | 2016-09-22 | latest filing |
| 2016 | TESTER, R. JON | Democratic | Contribution | For | $2,700 | 4 | 2016-03-15 | latest filing |
| 2016 | CORTEZ MASTO, CATHERINE | Democratic | Contribution | For | $2,700 | 2 | 2016-03-10 | latest filing |
| 2016 | DONNELLY, JOSEPH S | Democratic | Contribution | For | $2,500 | 4 | 2016-11-29 | latest filing |
| 2016 | WATERS, MAXINE | Democratic | Contribution | For | $2,000 | 3 | 2016-03-04 | latest filing |
| 2016 | STABENOW, DEBBIE | Democratic | Contribution | For | $2,000 | 2 | 2016-06-22 | latest filing |
| 2016 | NEAL, RICHARD E | Democratic | Contribution | For | $2,000 | 1 | 2016-06-17 | filing |
| 2016 | LEAHY, PATRICK J | Democratic | Contribution | For | $1,500 | 2 | 2015-09-29 | latest filing |
| 2016 | FEINSTEIN, DIANNE | Democratic | Contribution | For | $1,000 | 1 | 2015-02-10 | filing |
| 2016 | COHEN, STEVE I | Democratic | Contribution | For | $1,000 | 1 | 2015-06-17 | filing |
| 2016 | ESHOO, ANNA G | Democratic | Contribution | For | $1,000 | 2 | 2016-05-03 | latest filing |
| 2016 | HEITKAMP, HEIDI | Democratic | Contribution | For | $1,000 | 1 | 2015-11-02 | filing |
| 2016 | HILL, BARON P | Democratic | Contribution | For | $1,000 | 1 | 2015-12-09 | filing |
| 2016 | THOMPSON, MIKE | Democratic | Contribution | For | $1,000 | 1 | 2015-12-14 | filing |
| 2016 | CANTWELL, MARIA | Democratic | Contribution | For | $1,000 | 1 | 2016-03-21 | filing |
| 2016 | JUNEAU, DENISE | Democratic | Contribution | For | $1,000 | 1 | 2016-03-31 | filing |
| 2016 | MCGINTY, KATHLEEN ALANA | Democratic | Contribution | For | $1,000 | 1 | 2016-04-06 | filing |
| 2016 | BAYH, EVAN | Democratic | Contribution | For | $1,000 | 1 | 2016-10-31 | filing |
| 2016 | LOFGREN, ZOE | Democratic | Contribution | For | $800 | 2 | 2016-09-30 | latest filing |
| 2016 | MATTHEWS, KATHLEEN | Democratic | Contribution | For | $750 | 1 | 2015-06-29 | filing |
| 2016 | MCCASKILL, CLAIRE | Democratic | Contribution | For | $500 | 1 | 2016-05-12 | filing |
| 2016 | LARSON, JOHN B | Democratic | Contribution | For | $500 | 1 | 2016-06-09 | filing |
| 2016 | CUMMINGS, ELIJAH E | Democratic | Contribution | For | $500 | 1 | 2016-11-10 | filing |