Biogen: all contributions

2025–2026 · Reported individual contributions grouped by employer.

These are contributions by individuals, not by their employer, industry, or location. Refunds remain negative; memo-only rows are marked and are not additional money.

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Showing the last prepared contribution list. Updated records are not ready.

#	Reported contributor / location	Reported employer / occupation	Recipient / reporting committee	Date ↕	Amount ↓	Election	Filing details / source
101	PARRAN, MICHAELBOSTON MA 02115	ATTORNEY BIOGEN	FRIENDS OF SHERROD BROWNC00916288	2025-08-18	$250	Primary 2026 (P2026)	* EARMARKED CONTRIBUTION: SEE BELOWFiling 1921538FEC filing ↗
102	PARRAN, MICHAELBOSTON MA 02115	LAWYER BIOGEN	ACTBLUEC00401224	2025-08-18	$250	Not reported	EARMARKED FOR FRIENDS OF SHERROD BROWN (C00916288)Filing 1953256 · amendedFEC filing ↗
103	GROGAN, JANECAMBRIDGE MA 02142	VICE PRESIDENT RESEARCH BIOGEN INC	BIOGEN INC. POLITICAL ACTION COMMITTEE A.K.A 'BIOGEN PAC'C00390351	2025-08-20	$250	Primary (P)	Filing 1949497 · amendedFEC filing ↗
104	HARDER, DANIELALEXANDRIA VA 22312	GOVERNMENT AFFAIRS BIOGEN	BRAD KNOTT FOR CONGRESSC00855361	2025-03-13	$250	Primary 2026 (P2026)	Filing 1887037FEC filing ↗
105	HARDER, DANIELALEXANDRIA VA 22312	GOVERNMENT AFFAIRS BIOGEN	WINREDC00694323	2025-03-20	$250	Primary (P)	Filing 1945557 · amendedFEC filing ↗
106	HARDER, DANIELALEXANDRIA VA 22312	GOVERNMENT AFFAIRS BIOGEN	BETH VAN DUYNE FOR CONGRESSC00714865	2025-03-24	$250	Primary 2026 (P2026)	EARMARKED FROM WINREDFiling 1887049FEC filing ↗
107	CAHIR MCFARLAND, ELLENNEWTON MA 02460	SCIENTIST BIOGEN	ACTBLUEC00401224	2026-06-11	$250	Primary (P)	EARMARKED FOR ALEX VINDMAN FOR FLORIDA (C00936559)Filing 2000535FEC filing ↗
108	MCFARLAND, ELLEN CAHIRNEWTON MA 02460	SCIENTIST BIOGEN	ALEX VINDMAN FOR FLORIDAC00936559	2026-06-11	$250	Primary 2026 (P2026)	* EARMARKED CONTRIBUTION: SEE BELOWFiling 2005587 · amendedFEC filing ↗
109	CLIFFORD, DAVIDROYAL OAK MI 48067	SR DIRECTOR BIOGEN	ABDUL FOR U.S. SENATEC00902668	2025-12-26	$250	Primary 2026 (P2026)	* EARMARKED CONTRIBUTION: SEE BELOW CONTRIBUTION REFUNDED IN Q2 2026Filing 2005717 · amendedFEC filing ↗
110	HARDER, DANIELALEXANDRIA VA 22312	GOVERNMENT AFFAIRS BIOGEN	VERN BUCHANAN FOR CONGRESSC00412759	2025-02-19	$250	Primary 2026 (P2026)	Filing 1887372FEC filing ↗
111	HARDER, DANIELALEXANDRIA VA 22312	GOVERNMENT AFFAIRS BIOGEN	WINREDC00694323	2025-02-19	$250	Primary (P)	Filing 1945557 · amendedFEC filing ↗
112	CLIFFORD, DAVIDROYAL OAK MI 48067	TECHNOLOGY CONSULTANT BIOGEN, INC.	GRAHAM FOR MAINEC00916437	2025-10-16	$250	Primary 2026 (P2026)	* EARMARKED CONTRIBUTION: SEE BELOWFiling 1943356FEC filing ↗
113	PFITZER, CHRISRALEIGH NC 27603	PHARMA BIOGEN	ACTBLUEC00401224	2026-08-22	$250	Primary (P)	EARMARKED FOR COOPER VICTORY FUND (C00913574)Filing 2014422FEC filing ↗
114	VAUGHN, JOHNLA MESA CA 91941	SALES BIOGEN	RAND PAUL FOR US SENATEC00496075	2026-08-05	$250	Primary 2028 (P2028)	Filing 2019372FEC filing ↗
115	VIEHBACHER, CHRISTOPHER A.CAMBRIDGE MA 02142	CHIEF EXECUTIVE OFFICER BIOGEN INC	BIOGEN INC. POLITICAL ACTION COMMITTEE A.K.A 'BIOGEN PAC'C00390351	2026-07-30	$217	Primary (P)	Filing 2008289FEC filing ↗
116	VIEHBACHER, CHRISTOPHER A.CAMBRIDGE MA 02142	CHIEF EXECUTIVE OFFICER BIOGEN INC	BIOGEN INC. POLITICAL ACTION COMMITTEE A.K.A 'BIOGEN PAC'C00390351	2026-02-26	$217	Primary (P)	Filing 1955313FEC filing ↗
117	VIEHBACHER, CHRISTOPHER A.CAMBRIDGE MA 02142	CHIEF EXECUTIVE OFFICER BIOGEN INC	BIOGEN INC. POLITICAL ACTION COMMITTEE A.K.A 'BIOGEN PAC'C00390351	2026-03-12	$217	Primary (P)	Filing 1986884 · amendedFEC filing ↗
118	VIEHBACHER, CHRISTOPHER A.CAMBRIDGE MA 02142	CHIEF EXECUTIVE OFFICER BIOGEN INC	BIOGEN INC. POLITICAL ACTION COMMITTEE A.K.A 'BIOGEN PAC'C00390351	2026-03-26	$217	Primary (P)	Filing 1986884 · amendedFEC filing ↗
119	VIEHBACHER, CHRISTOPHER A.CAMBRIDGE MA 02142	CHIEF EXECUTIVE OFFICER BIOGEN INC	BIOGEN INC. POLITICAL ACTION COMMITTEE A.K.A 'BIOGEN PAC'C00390351	2026-04-09	$217	Primary (P)	Filing 1977049FEC filing ↗
120	VIEHBACHER, CHRISTOPHER A.CAMBRIDGE MA 02142	CHIEF EXECUTIVE OFFICER BIOGEN INC	BIOGEN INC. POLITICAL ACTION COMMITTEE A.K.A 'BIOGEN PAC'C00390351	2026-05-21	$217	Primary (P)	Filing 1985643FEC filing ↗

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