Who owns HCW Biologics Inc.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of HCWB from SEC Form 13F filings across 12 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 12 institutions disclosed 103,505 shares of HCW Biologics Inc. worth $448,733 — about 7.8% of shares outstanding; the largest disclosed holder is JANE STREET GROUP, LLC. Source: SEC Form 13F filings, parsed by EvidInvest.
12
13F holders
$448,733
value, 2026 filers
7.8%
of shares outstanding (103,505 sh)
12
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of HCWB's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | JANE STREET GROUP, LLCNEW | 52,138 | $260,168 | 0.0% | 3.9% | new |
| 2 | CITADEL ADVISORS LLCNEW | 19,942 | $99,511 | 0.0% | 1.5% | new |
| 3 | HRT FINANCIAL LPNEW | 13,583 | $67 | 0.0% | 1% | new |
| 4 | VANGUARD FIDUCIARY TRUST CONEW | 6,510 | $32,485 | 0.0% | 0.5% | new |
| 5 | Tower Research Capital LLC (TRC)NEW | 4,117 | $20,544 | 0.0% | 0.3% | new |
| 6 | Connective Capital Management, LLCNEW | 3,338 | $16,657 | 0.0% | 0.3% | new |
| 7 | VANGUARD CAPITAL MANAGEMENT LLCNEW | 2,003 | $9,995 | 0.0% | 0.2% | new |
| 8 | Golden State Wealth Management, LLCNEW | 1,667 | $8,318 | 0.0% | 0.1% | new |
| 9 | BARCLAYS PLCNEW | 191 | $953 | 0.0% | 0% | new |
| 10 | Caitong International Asset Management Co., LtdNEW | 11 | $10 | 0.0% | 0% | new |
| 11 | OSAIC HOLDINGS, INC.NEW | 4 | $20 | 0.0% | 0% | new |
| 12 | UBS Group AGNEW | 1 | $5 | 0.0% | 0% | new |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.