Who Owns ADVANCED POLYMER SYSTEMS (HRTX)? -- Institutional Holders (2026-06-30)

184 institutions reported holding $60.2M of ADVANCED POLYMER SYSTEMS (HRTX) in SEC 13F filings for 2026-06-30. Largest institutional holders: Rubric Capital Management LP ($12.8M), Clearline Capital LP ($4.9M), VANGUARD GROUP INC ($4.6M), BlackRock, Inc. ($4.5M), Velan Capital Investment Management LP ($3.7M). Source: SEC Form 13F.

Rank	Institution	Value	Shares	Change
1	Rubric Capital Management LP	$12.8M	30.0M	Hold
2	Clearline Capital LP	$4.9M	11.4M	Trimmed
3	VANGUARD GROUP INC	$4.6M	10.8M	Added
4	BlackRock, Inc.	$4.5M	10.6M	Added
5	Velan Capital Investment Management LP	$3.7M	8.8M	Hold
6	Tejara Capital Ltd	$2.8M	6.5M	Added
7	TANG CAPITAL MANAGEMENT LLC	$2.7M	6.2M	Hold
8	GEODE CAPITAL MANAGEMENT, LLC	$1.8M	4.3M	Added
9	MILLENNIUM MANAGEMENT LLC	$1.7M	4.1M	Trimmed
10	Stonepine Capital Management, LLC	$1.7M	1.5M	Trimmed
11	JW Asset Management, LLC	$1.6M	3.8M	Hold
12	STATE STREET CORP	$1.4M	3.2M	Trimmed
13	Caption Management, LLC	$1.3M	3.1M	Added
14	UBS Group AG	$1.3M	3.0M	Added
15	Pale Fire Capital SE	$1.1M	2.5M	Trimmed
16	MARSHALL WACE, LLP	$1.0M	2.4M	New
17	Congress Park Capital LLC	$860,620	2.0M	Trimmed
18	Richmond Brothers, Inc.	$764,961	1.8M	Added
19	AQR CAPITAL MANAGEMENT LLC	$663,186	1.6M	Added
20	RENAISSANCE TECHNOLOGIES LLC	$643,145	1.5M	Trimmed
21	GOLDMAN SACHS GROUP INC	$567,539	1.3M	Added
22	PANAGORA ASSET MANAGEMENT INC	$547,071	1.3M	Added
23	NORTHERN TRUST CORP	$522,181	1.2M	Added
24	Sixth Street Partners Management Company, L.P.	$519,613	1.2M	New
25	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	$519,613	1.2M	Trimmed

Source: SEC Form 13F filings · as of 2026-06-30