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, BRAD
Individual donor · MENLO PARK, CA· NOT EMPLOYED (NOT EMPLOYED)
Summary by party and cycle
| Cycle | Candidate party | For | Against |
|---|---|---|---|
| 2026 | Democratic | $9,000 | $0 |
| 2024 | Democratic | $10,100 | $0 |
| 2022 | Democratic | $18,500 | $0 |
| 2020 | Democratic | $15,500 | $0 |
| 2018 | Democratic | $19,950 | $0 |
| 2018 | Democratic-Farmer-Labor | $550 | $0 |
| 2016 | Democratic | $500 | $0 |
Details by candidate
| Cycle | Candidate | Party | How | For or against | Amount | Gifts | Latest | Source |
|---|---|---|---|---|---|---|---|---|
| 2026 | KHANNA, ROHIT | Democratic | Contribution | For | $7,000 | 2 | 2025-03-31 | latest filing |
| 2026 | OSSOFF, T. JONATHAN | Democratic | Contribution | For | $1,000 | 1 | 2026-04-22 | filing |
| 2026 | BALDACCI, JOSEPH | Democratic | Contribution | For | $1,000 | 1 | 2026-04-27 | filing |
| 2024 | KHANNA, ROHIT | Democratic | Contribution | For | $5,300 | 2 | 2024-03-22 | latest filing |
| 2024 | LICCARDO, SAM T. | Democratic | Contribution | For | $3,300 | 1 | 2024-06-10 | filing |
| 2024 | LOFGREN, ZOE | Democratic | Contribution | For | $1,000 | 1 | 2023-03-01 | filing |
| 2024 | HARDER, JOSH | Democratic | Contribution | For | $500 | 1 | 2024-06-21 | filing |
| 2022 | LAMB, CONOR | Democratic | Contribution | For | $5,000 | 2 | 2021-09-13 | latest filing |
| 2022 | LOFGREN, ZOE | Democratic | Contribution | For | $4,500 | 4 | 2022-10-28 | latest filing |
| 2022 | KHANNA, ROHIT | Democratic | Contribution | For | $3,500 | 2 | 2022-09-06 | latest filing |
| 2022 | FETTERMAN, JOHN KARL | Democratic | Contribution | For | $2,000 | 1 | 2022-09-06 | filing |
| 2022 | BENNET, MICHAEL F. | Democratic | Contribution | For | $1,000 | 1 | 2022-09-06 | filing |
| 2022 | KELLY, MARK | Democratic | Contribution | For | $1,000 | 1 | 2022-09-06 | filing |
| 2022 | WARNOCK, RAPHAEL | Democratic | Contribution | For | $1,000 | 1 | 2022-11-15 | filing |
| 2022 | HODGE, JEVIN D | Democratic | Contribution | For | $500 | 2 | 2022-11-01 | latest filing |
| 2020 | LAMB, CONOR | Democratic | Contribution | For | $4,750 | 6 | 2020-08-24 | latest filing |
| 2020 | CROW, JASON | Democratic | Contribution | For | $1,500 | 2 | 2020-07-27 | latest filing |
| 2020 | ESHOO, ANNA G | Democratic | Contribution | For | $1,000 | 1 | 2019-10-21 | filing |
| 2020 | LOFGREN, ZOE | Democratic | Contribution | For | $1,000 | 2 | 2019-11-26 | latest filing |
| 2020 | CUNNINGHAM, CAL | Democratic | Contribution | For | $1,000 | 1 | 2020-08-31 | filing |
| 2020 | GREENFIELD, THERESA | Democratic | Contribution | For | $1,000 | 1 | 2020-08-31 | filing |
| 2020 | GIDEON, SARA | Democratic | Contribution | For | $1,000 | 1 | 2020-08-31 | filing |
| 2020 | HICKENLOOPER, JOHN W. | Democratic | Contribution | For | $1,000 | 1 | 2020-08-31 | filing |
| 2020 | BULLOCK, STEVE | Democratic | Contribution | For | $1,000 | 1 | 2020-08-31 | filing |
| 2020 | KELLY, MARK | Democratic | Contribution | For | $1,000 | 1 | 2020-08-31 | filing |
| 2020 | COX, TERRENCE JOHN (TJ) | Democratic | Contribution | For | $1,000 | 1 | 2020-10-19 | filing |
| 2020 | KHANNA, ROHIT | Democratic | Contribution | For | $250 | 1 | 2020-06-29 | filing |
| 2018 | LAMB, CONOR | Democratic | Contribution | For | $2,000 | 3 | 2018-09-25 | latest filing |
| 2018 | LONDRIGAN, BETSY DIRKSEN | Democratic | Contribution | For | $1,050 | 2 | 2018-10-30 | latest filing |
| 2018 | LOFGREN, ZOE | Democratic | Contribution | For | $1,000 | 1 | 2017-03-11 | filing |
| 2018 | KHANNA, ROHIT | Democratic | Contribution | For | $1,000 | 1 | 2017-09-27 | filing |
| 2018 | CROW, JASON | Democratic | Contribution | For | $1,000 | 2 | 2018-09-25 | latest filing |
| 2018 | SCHRIER, KIM | Democratic | Contribution | For | $950 | 2 | 2018-09-25 | latest filing |
| 2018 | ROSE, MAX | Democratic | Contribution | For | $550 | 1 | 2018-09-25 | filing |
| 2018 | OJEDA, RICHARD NEECE SENATOR II | Democratic | Contribution | For | $550 | 1 | 2018-09-25 | filing |
| 2018 | GOLDEN, JARED | Democratic | Contribution | For | $550 | 1 | 2018-09-25 | filing |
| 2018 | UNDERWOOD, LAUREN | Democratic | Contribution | For | $550 | 1 | 2018-09-25 | filing |
| 2018 | LEE, SUSIE | Democratic | Contribution | For | $550 | 1 | 2018-09-25 | filing |
| 2018 | SPANBERGER, ABIGAIL | Democratic | Contribution | For | $550 | 1 | 2018-09-25 | filing |
| 2018 | FEEHAN, DANIEL | Democratic-Farmer-Labor | Contribution | For | $550 | 1 | 2018-09-25 | filing |
| 2018 | BOURDEAUX, CAROLYN | Democratic | Contribution | For | $550 | 1 | 2018-09-25 | filing |
| 2018 | CARLSON, KRISTEN | Democratic | Contribution | For | $550 | 1 | 2018-09-25 | filing |
| 2018 | BAER, LAUREN | Democratic | Contribution | For | $550 | 1 | 2018-09-25 | filing |
| 2018 | JONES, GINA ORTIZ | Democratic | Contribution | For | $550 | 1 | 2018-09-25 | filing |
| 2018 | CASTEN, SEAN | Democratic | Contribution | For | $550 | 1 | 2018-09-25 | filing |
| 2018 | AXNE, CINDY | Democratic | Contribution | For | $550 | 1 | 2018-09-25 | filing |
| 2018 | WILLIAMS, KATHLEEN | Democratic | Contribution | For | $550 | 1 | 2018-09-25 | filing |
| 2018 | DAVIDS, SHARICE | Democratic | Contribution | For | $550 | 1 | 2018-09-25 | filing |
| 2018 | MCGRATH, AMY | Democratic | Contribution | For | $550 | 1 | 2018-09-25 | filing |
| 2018 | TORRES SMALL, XOCHITL | Democratic | Contribution | For | $550 | 1 | 2018-09-25 | filing |
| 2018 | BALTER, DANA | Democratic | Contribution | For | $550 | 1 | 2018-09-25 | filing |
| 2018 | ESHOO, ANNA G | Democratic | Contribution | For | $500 | 1 | 2018-04-16 | filing |
| 2018 | O'ROURKE, ROBERT (BETO) | Democratic | Contribution | For | $500 | 1 | 2018-09-25 | filing |
| 2018 | DINICOLA, RONALD A. | Democratic | Contribution | For | $500 | 1 | 2018-09-25 | filing |
| 2018 | BRYCE, RANDY | Democratic | Contribution | For | $500 | 1 | 2018-09-25 | filing |
| 2018 | ALLRED, COLIN | Democratic | Contribution | For | $400 | 1 | 2018-09-24 | filing |
| 2018 | HILL, KATHERINE LAUREN | Democratic | Contribution | For | $400 | 1 | 2018-09-24 | filing |
| 2018 | MCCREADY, DANIEL | Democratic | Contribution | For | $400 | 1 | 2018-09-24 | filing |
| 2018 | ROUDA, HARLEY E JR | Democratic | Contribution | For | $400 | 1 | 2018-09-25 | filing |
| 2016 | HARRIS, KAMALA D | Democratic | Contribution | For | $500 | 1 | 2016-08-26 | filing |