Constellation Bio: 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
1	KIJEWSKI, JOSEPHBERKELEY CA 94704	CHIEF OF STAFF CONSTELLATION BIO	PAT RYAN FOR CONGRESSC00815290	2026-05-20	-$3,500Memo only · not additional money	Primary 2026 (P2026)	* REDESIGNATIONFiling 1982775FEC filing ↗
2	KIJEWSKI, JOSEPHBERKELEY CA 94704	CHIEF OF STAFF CONSTELLATION BIO	ACTBLUEC00401224	2026-06-02	$1,000	Primary (P)	EARMARKED FOR OSSOFF VICTORY FUND (C00750919)Filing 2000535FEC filing ↗
3	KIJEWSKI, JOSEPHBERKELEY CA 94704	CHIEF OF STAFF CONSTELLATION BIO	OSSOFF VICTORY FUNDC00750919	2026-06-02	$1,000	Primary (P)	* EARMARKED CONTRIBUTION: SEE BELOWFiling 1996950FEC filing ↗
4	KIJEWSKI, JOSEPHBERKELEY CA 94704	CHIEF OF STAFF CONSTELLATION BIO	MAGGIE FOR NHC00588772	2026-06-11	$3,500	General 2028 (G2028)	Filing 1993838FEC filing ↗
5	KIJEWSKI, JOSEPHBERKELEY CA 94704	CHIEF OF STAFF CONSTELLATION BIO	MAGGIE FOR NHC00588772	2026-06-11	$3,500	Primary 2028 (P2028)	Filing 1993838FEC filing ↗
6	KIJEWSKI, JOSEPHBERKELEY CA 94704	CHIEF OF STAFF CONSTELLATION BIO	SCHATZ FOR SENATEC00540732	2026-06-11	$3,500	General 2028 (G2028)	Filing 1996041FEC filing ↗
7	KIJEWSKI, JOSEPHBERKELEY CA 94704	CHIEF OF STAFF CONSTELLATION BIO	ACTBLUEC00401224	2026-06-02	$3,500	Primary (P)	EARMARKED FOR LANDER FOR CONGRESS (C00930123)Filing 2000535FEC filing ↗
8	KIJEWSKI, JOSEPHBerkeley CA 94704	Chief of Staff Constellation Bio	LANDER FOR CONGRESSC00930123	2026-06-02	$3,500	Primary 2026 (P2026)	Filing 2019643 · amendedFEC filing ↗
9	KIJEWSKI, JOSEPHBERKELEY CA 94704	CHIEF OF STAFF CONSTELLATION BIO	PAT RYAN FOR CONGRESSC00815290	2026-05-20	$3,500Memo only · not additional money	General 2026 (G2026)	* REDESIGNATIONFiling 1982775FEC filing ↗
10	KIJEWSKI, JOSEPHBERKELEY CA 94704	CHIEF OF STAFF CONSTELLATION BIO	ACTBLUEC00401224	2026-02-26	$3,500	Primary (P)	EARMARKED FOR TOM PERRIELLO FOR CONGRESS (C00929968)Filing 1955709FEC filing ↗
11	KIJEWSKI, JOSEPHBERKELEY CA 94704	CHIEF OF STAFF CONSTELLATION BIO	TOM PERRIELLO FOR CONGRESSC00929968	2026-02-26	$3,500	Primary 2026 (P2026)	* EARMARKED CONTRIBUTION: SEE BELOWFiling 1963859FEC filing ↗
12	KIJEWSKI, JOSEPHBERKELEY CA 94704	CHIEF OF STAFF CONSTELLATION BIO	PAT RYAN FOR CONGRESSC00815290	2026-05-20	$7,000	Primary 2026 (P2026)	Filing 1982775FEC filing ↗
13	KIJEWSKI, JOSEPHBERKELEY CA 94704	CHIEF OF STAFF CONSTELLATION BIO	DCCCC00000935	2026-04-08	$10,800	Primary (P)	Filing 2012361 · amendedFEC filing ↗
14	KIJEWSKI, JOSEPHBERKELEY CA 94704	CHIEF OF STAFF CONSTELLATION BIO	DCCCC00000935	2026-04-08	$14,000	Primary (P)	Filing 2012361 · amendedFEC filing ↗
15	KIJEWSKI, JOSEPHBERKELEY CA 94704	CHIEF OF STAFF CONSTELLATION BIO	DCCCC00000935	2026-04-08	$19,500	Primary (P)	Filing 2012361 · amendedFEC filing ↗

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