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.
DUHAMEL, WILLIAM
Individual donor · SAN FRANCISCO, CA· ROUTE ONE INVESTMENT CO LP (INVESTMENT MANAGEMENT)
Summary by party and cycle
| Cycle | Candidate party | For | Against |
|---|---|---|---|
| 2026 | Republican | $15,700 | $0 |
| 2026 | Democratic | $14,000 | $0 |
| 2024 | Republican | $131,400 | $0 |
| 2024 | Democratic-Farmer-Labor | $3,300 | $0 |
| 2022 | Republican | $150,800 | $0 |
| 2020 | Republican | $25,000 | $0 |
| 2020 | Democratic | $16,800 | $0 |
| 2018 | Republican | $70,200 | $0 |
| 2018 | Democratic | $5,400 | $0 |
| 2016 | Republican | $32,400 | $0 |
| 2016 | Democratic | $12,500 | $0 |
Details by candidate
| Cycle | Candidate | Party | How | For or against | Amount | Gifts | Latest | Source |
|---|---|---|---|---|---|---|---|---|
| 2026 | ARENHOLZ, ASHLEY HINSON | Republican | Contribution | For | $7,000 | 2 | 2025-02-28 | latest filing |
| 2026 | WARNER, MARK ROBERT | Democratic | Contribution | For | $7,000 | 2 | 2025-03-31 | latest filing |
| 2026 | JONES, ERIC | Democratic | Contribution | For | $7,000 | 2 | 2025-09-01 | latest filing |
| 2026 | JOHNSON, DUSTY | Republican | Contribution | For | $3,500 | 1 | 2025-02-27 | filing |
| 2026 | MARKERT, GEORGE WASHINGTON V | Republican | Contribution | For | $3,500 | 1 | 2025-11-20 | filing |
| 2026 | ROUNDS, MIKE | Republican | Contribution | For | $1,700 | 2 | 2025-02-28 | latest filing |
| 2024 | SCOTT, TIMOTHY E. | Republican | Contribution | For | $13,200 | 1 | 2023-07-07 | filing |
| 2024 | KEAN, THOMAS H. JR. | Republican | Contribution | For | $8,300 | 3 | 2024-09-30 | latest filing |
| 2024 | FEENSTRA, RANDALL | Republican | Contribution | For | $6,600 | 1 | 2023-04-06 | filing |
| 2024 | ARENHOLZ, ASHLEY HINSON | Republican | Contribution | For | $6,600 | 3 | 2024-06-30 | latest filing |
| 2024 | JOHNSON, DUSTY | Republican | Contribution | For | $6,600 | 2 | 2023-12-22 | latest filing |
| 2024 | HOGAN, LARRY | Republican | Contribution | For | $6,600 | 1 | 2024-05-13 | filing |
| 2024 | FLOOD, MIKE | Republican | Contribution | For | $5,000 | 2 | 2023-11-30 | latest filing |
| 2024 | CHAVEZ-DEREMER, LORI | Republican | Contribution | For | $5,000 | 1 | 2023-12-13 | filing |
| 2024 | NUNN, ZACH | Republican | Contribution | For | $5,000 | 2 | 2023-12-14 | latest filing |
| 2024 | LAWLER, MICHAEL VINCENT | Republican | Contribution | For | $5,000 | 2 | 2023-12-19 | latest filing |
| 2024 | MCCAUL, MICHAEL | Republican | Contribution | For | $5,000 | 2 | 2023-12-20 | latest filing |
| 2024 | MOLINARO, MARCUS J. | Republican | Contribution | For | $5,000 | 2 | 2023-12-21 | latest filing |
| 2024 | HOUCHIN, ERIN | Republican | Contribution | For | $5,000 | 1 | 2024-03-27 | filing |
| 2024 | BICE, STEPHANIE | Republican | Contribution | For | $5,000 | 1 | 2024-03-27 | filing |
| 2024 | DESPOSITO, ANTHONY P | Republican | Contribution | For | $5,000 | 1 | 2024-03-31 | filing |
| 2024 | MILLER, CAROL DEVINE | Republican | Contribution | For | $5,000 | 2 | 2024-03-31 | latest filing |
| 2024 | SMITH, ADRIAN | Republican | Contribution | For | $5,000 | 1 | 2024-04-12 | filing |
| 2024 | SIMPSON, MICHAEL | Republican | Contribution | For | $5,000 | 2 | 2024-04-26 | latest filing |
| 2024 | MALOY, CELESTE | Republican | Contribution | For | $4,000 | 2 | 2024-06-25 | latest filing |
| 2024 | KLOBUCHAR, AMY | Democratic-Farmer-Labor | Contribution | For | $3,300 | 1 | 2023-11-08 | filing |
| 2024 | BACON, DONALD J | Republican | Contribution | For | $3,300 | 1 | 2023-12-20 | filing |
| 2024 | OHTAKI, PETER I | Republican | Contribution | For | $3,300 | 1 | 2024-01-09 | filing |
| 2024 | ARMSTRONG, KELLY | Republican | Contribution | For | $3,300 | 1 | 2024-01-22 | filing |
| 2024 | NEWHOUSE, DAN | Republican | Contribution | For | $3,300 | 1 | 2024-03-21 | filing |
| 2024 | KIM, YOUNG | Republican | Contribution | For | $3,300 | 1 | 2024-03-29 | filing |
| 2024 | ISSA, DARRELL | Republican | Contribution | For | $2,500 | 1 | 2024-03-22 | filing |
| 2024 | ROUNDS, MIKE | Republican | Contribution | For | $500 | 1 | 2024-06-06 | filing |
| 2022 | RUBIO, MARCO | Republican | Contribution | For | $11,600 | 1 | 2021-06-08 | filing |
| 2022 | BACON, DONALD J | Republican | Contribution | For | $8,700 | 3 | 2022-07-27 | latest filing |
| 2022 | BECKER, APRIL | Republican | Contribution | For | $8,700 | 2 | 2022-09-06 | latest filing |
| 2022 | JOHNSON, DUSTY | Republican | Contribution | For | $5,800 | 2 | 2021-12-13 | latest filing |
| 2022 | MURKOWSKI, LISA | Republican | Contribution | For | $5,800 | 2 | 2021-03-16 | latest filing |
| 2022 | MORAN, JERRY | Republican | Contribution | For | $5,800 | 1 | 2021-04-06 | filing |
| 2022 | SASSE, BENJAMIN E. | Republican | Contribution | For | $5,800 | 1 | 2021-08-12 | filing |
| 2022 | FEENSTRA, RANDALL | Republican | Contribution | For | $5,800 | 1 | 2021-08-23 | filing |
| 2022 | KING, ESTHER JOY | Republican | Contribution | For | $5,800 | 2 | 2022-02-04 | latest filing |
| 2022 | ADKINS, AMANDA | Republican | Contribution | For | $5,800 | 2 | 2022-02-11 | latest filing |
| 2022 | DE LA CRUZ, MONICA | Republican | Contribution | For | $5,800 | 2 | 2022-03-01 | latest filing |
| 2022 | LAXALT, ADAM | Republican | Contribution | For | $5,800 | 1 | 2022-04-08 | filing |
| 2022 | KENNEDY, JOHN NEELY | Republican | Contribution | For | $5,800 | 2 | 2022-04-17 | latest filing |
| 2022 | OHTAKI, PETER | Republican | Contribution | For | $5,800 | 2 | 2022-05-08 | latest filing |
| 2022 | BOGNET, JIM | Republican | Contribution | For | $5,800 | 2 | 2022-05-17 | latest filing |
| 2022 | SMILEY, TIFFANY | Republican | Contribution | For | $5,800 | 2 | 2022-08-02 | latest filing |
| 2022 | DEVOLDER-SANTOS, GEORGE | Republican | Contribution | For | $5,800 | 2 | 2022-09-14 | latest filing |
| 2022 | CHAVEZ-DEREMER, LORI | Republican | Contribution | For | $5,800 | 2 | 2022-09-06 | latest filing |
| 2022 | KISTNER, TYLER | Republican | Contribution | For | $5,800 | 1 | 2022-08-23 | filing |
| 2022 | VANCE, J D | Republican | Contribution | For | $5,800 | 1 | 2022-10-31 | filing |
| 2022 | ARENHOLZ, ASHLEY HINSON | Republican | Contribution | For | $2,900 | 1 | 2021-03-22 | filing |
| 2022 | HERRERA BEUTLER, JAIME | Republican | Contribution | For | $2,900 | 1 | 2022-07-27 | filing |
| 2022 | NEWHOUSE, DAN | Republican | Contribution | For | $2,900 | 1 | 2022-07-27 | filing |
| 2022 | KIM, YOUNG | Republican | Contribution | For | $2,900 | 1 | 2022-07-28 | filing |
| 2022 | SKARLATOS, ALEK | Republican | Contribution | For | $2,900 | 1 | 2022-08-25 | filing |
| 2022 | SHAFFER, JEREMY | Republican | Contribution | For | $2,900 | 1 | 2022-09-09 | filing |
| 2022 | WEILER, TOM | Republican | Contribution | For | $2,900 | 1 | 2022-09-21 | filing |
| 2022 | MULLIN, MARKWAYNE | Republican | Contribution | For | $2,900 | 1 | 2022-10-24 | filing |
| 2022 | GONZALES, ERNEST ANTHONY TONY II | Republican | Contribution | For | $0 | 2 | 2022-09-16 | latest filing |
| 2020 | PERDUE, DAVID | Republican | Contribution | For | $11,000 | 2 | 2020-09-30 | latest filing |
| 2020 | KENNEDY, JOSEPH P III | Democratic | Contribution | For | $5,600 | 2 | 2019-05-28 | latest filing |
| 2020 | MARKEY, EDWARD SEN. | Democratic | Contribution | For | $5,600 | 2 | 2019-09-23 | latest filing |
| 2020 | HICKENLOOPER, JOHN W. | Democratic | Contribution | For | $5,600 | 2 | 2019-12-08 | latest filing |
| 2020 | TOOMEY, PATRICK JOSEPH | Republican | Contribution | For | $5,600 | 2 | 2020-01-21 | latest filing |
| 2020 | CORNYN, JOHN SEN | Republican | Contribution | For | $5,600 | 1 | 2020-08-06 | filing |
| 2020 | JOHNSON, DUSTY | Republican | Contribution | For | $2,800 | 1 | 2020-09-30 | filing |
| 2018 | BARRASSO, JOHN A | Republican | Contribution | For | $8,100 | 3 | 2018-10-19 | latest filing |
| 2018 | FLAKE, JEFF | Republican | Contribution | For | $5,400 | 2 | 2017-02-21 | latest filing |
| 2018 | HELLER, DEAN | Republican | Contribution | For | $5,400 | 1 | 2017-02-23 | filing |
| 2018 | RYAN, PAUL D. | Republican | Contribution | For | $5,400 | 2 | 2017-03-15 | latest filing |
| 2018 | JENKINS, EVAN H | Republican | Contribution | For | $5,400 | 2 | 2017-09-30 | latest filing |
| 2018 | WICKER, ROGER SEN. | Republican | Contribution | For | $5,400 | 2 | 2017-10-11 | latest filing |
| 2018 | FISCHER, DEBRA S. | Republican | Contribution | For | $5,400 | 2 | 2017-10-23 | latest filing |
| 2018 | MOULTON, SETH | Democratic | Contribution | For | $5,400 | 1 | 2018-02-22 | filing |
| 2018 | COTTON, THOMAS | Republican | Contribution | For | $5,400 | 1 | 2018-03-02 | filing |
| 2018 | BACON, DONALD J | Republican | Contribution | For | $5,400 | 2 | 2018-03-03 | latest filing |
| 2018 | MCSALLY, MARTHA | Republican | Contribution | For | $5,400 | 2 | 2018-03-07 | latest filing |
| 2018 | BRAUN, MIKE | Republican | Contribution | For | $5,400 | 1 | 2018-05-10 | filing |
| 2018 | TAYLOR, SCOTT W. | Republican | Contribution | For | $2,700 | 1 | 2018-07-09 | filing |
| 2018 | CRAMER, KEVIN | Republican | Contribution | For | $2,700 | 1 | 2018-10-08 | filing |
| 2018 | WALTERS, MIMI | Republican | Contribution | For | $2,700 | 1 | 2018-11-01 | filing |
| 2016 | HARRIS, KAMALA D | Democratic | Contribution | For | $5,400 | 2 | 2015-06-08 | latest filing |
| 2016 | AYOTTE, KELLY A | Republican | Contribution | For | $5,400 | 2 | 2016-01-07 | latest filing |
| 2016 | PORTMAN, ROB THE HONORA | Republican | Contribution | For | $5,400 | 2 | 2016-01-07 | latest filing |
| 2016 | HECK, JOE | Republican | Contribution | For | $5,400 | 1 | 2016-01-11 | filing |
| 2016 | RYAN, PAUL D. | Republican | Contribution | For | $5,400 | 2 | 2016-06-08 | latest filing |
| 2016 | RUBIO, MARCO | Republican | Contribution | For | $5,400 | 1 | 2016-08-12 | filing |
| 2016 | KAINE, TIMOTHY MICHAEL | Democratic | Contribution | For | $4,400 | 2 | 2016-03-31 | latest filing |
| 2016 | BURR, RICHARD M | Republican | Contribution | For | $2,700 | 1 | 2016-08-12 | filing |
| 2016 | DELANEY, JOHN K | Democratic | Contribution | For | $2,700 | 1 | 2016-09-17 | filing |
| 2016 | BLUNT, ROY | Republican | Contribution | For | $2,700 | 1 | 2016-10-31 | filing |