Who Owns ALECTOR INC (ALEC)? -- Institutional Holders (2026-06-30)

147 institutions reported holding $186.9M of ALECTOR INC (ALEC) in SEC 13F filings for 2026-06-30. Largest institutional holders: TCG Crossover Management, LLC ($20.1M), BlackRock, Inc. ($15.8M), VANGUARD GROUP INC ($15.1M), ACADIAN ASSET MANAGEMENT LLC ($8.9M), Nantahala Capital Management, LLC ($8.7M). Source: SEC Form 13F.

Rank	Institution	Value	Shares	Change
1	TCG Crossover Management, LLC	$20.1M	10.0M	Hold
2	BlackRock, Inc.	$15.8M	7.8M	Added
3	VANGUARD GROUP INC	$15.1M	7.5M	Added
4	ACADIAN ASSET MANAGEMENT LLC	$8.9M	4.4M	Added
5	Nantahala Capital Management, LLC	$8.7M	4.3M	Added
6	Kynam Capital Management, LP	$7.7M	3.8M	Added
7	Balyasny Asset Management L.P.	$7.5M	3.8M	Added
8	Merck & Co., Inc.	$7.1M	3.5M	Hold
9	683 Capital Management, LLC	$6.4M	3.2M	Hold
10	D. E. Shaw & Co., Inc.	$5.9M	3.0M	Trimmed
11	ADAR1 Capital Management, LLC	$5.8M	2.9M	Added
12	GEODE CAPITAL MANAGEMENT, LLC	$4.9M	2.5M	Added
13	Spruce Street Capital LP	$4.2M	2.1M	Hold
14	MILLENNIUM MANAGEMENT LLC	$4.0M	2.0M	Added
15	Ikarian Capital, LLC	$4.0M	2.0M	Trimmed
16	STATE STREET CORP	$3.8M	1.9M	Added
17	JACOBS LEVY EQUITY MANAGEMENT, INC	$3.5M	1.8M	Trimmed
18	MEDICI CAPITAL LLC	$3.3M	1.7M	Hold
19	Affinity Asset Advisors, LLC	$3.0M	1.5M	Added
20	Eversept Partners, LP	$2.9M	1.4M	Added
21	FMR LLC	$2.8M	1.4M	Trimmed
22	AQR CAPITAL MANAGEMENT LLC	$2.6M	1.3M	Added
23	Euclidean Capital LLC	$2.6M	1.3M	Hold
24	MACKENZIE FINANCIAL CORP	$2.2M	1.1M	Added
25	DEUTSCHE BANK AG\	$2.2M	1.1M	Added

来源：SEC 13F 申报文件 · 截至 2026-06-30