Who owns CalciMedica, Inc.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of CALC from SEC Form 13F filings across 31 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, 31 institutions disclosed 9.8M shares of CalciMedica, Inc. worth $9.0M — about 57.5% of shares outstanding; the largest disclosed holder is Woodline Partners LP. Source: SEC Form 13F filings, parsed by EvidInvest.
31
13F holders
$9.0M
value, 2026 filers
57.5%
of shares outstanding (9.8M sh)
10
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 CALC's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | Woodline Partners LPNEW | 2.5M | $2.6M | 0.0% | 14.6% | new |
| 2 | Stonepine Capital Management, LLCNEW | 2.1M | $1.3M | 0.6% | 12.4% | new |
| 3 | HEIGHTS CAPITAL MANAGEMENT, INCNEW | 1.6M | $1.6M | 0.4% | 9.1% | new |
| 4 | STEMPOINT CAPITAL LPNEW | 1.2M | $1.2M | 0.2% | 7.3% | new |
| 5 | Squadron Capital Management LLCNEW | 1.2M | $1.3M | 0.4% | 7.3% | new |
| 6 | L1 Global Manager Pty LtdNEW | 248,972 | $256,441 | 0.2% | 1.5% | new |
| 7 | MORGAN STANLEYNEW | 143,245 | $147,543 | 0.0% | 0.8% | new |
| 8 | GEODE CAPITAL MANAGEMENT, LLC | 110,477 | $113,846 | 0.0% | 0.6% | -10.5% |
| 9 | RENAISSANCE TECHNOLOGIES LLC | 97,300 | $100,219 | 0.0% | 0.6% | -24.0% |
| 10 | VANGUARD CAPITAL MANAGEMENT LLC | 88,956 | $91,625 | 0.0% | 0.5% | -47.4% |
| 11 | 180 WEALTH ADVISORS, LLC | 83,400 | $85,902 | 0.0% | 0.5% | -34.1% |
| 12 | XTX Topco LtdNEW | 78,288 | $80,637 | 0.0% | 0.5% | new |
| 13 | Cambridge Investment Research Advisors, Inc. | 60,000 | $62 | 0.0% | 0.4% | 0.0% |
| 14 | HRT FINANCIAL LP | 46,825 | $48 | 0.0% | 0.3% | +18.0% |
| 15 | VANGUARD FIDUCIARY TRUST CO | 45,829 | $47,204 | 0.0% | 0.3% | 0.0% |
| 16 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 43,968 | $45,287 | 0.0% | 0.3% | +43.1% |
| 17 | Rockefeller Capital Management L.P. | 20,000 | $20,600 | 0.0% | 0.1% | +300.0% |
| 18 | GSA CAPITAL PARTNERS LLP | 17,469 | $18 | 0.0% | 0.1% | -26.5% |
| 19 | STATE STREET CORP | 17,073 | $17,585 | 0.0% | 0.1% | 0.0% |
| 20 | TritonPoint Partners, LLC | 15,119 | $15,573 | 0.0% | 0.1% | 0.0% |
| 21 | Scientech Research LLCNEW | 15,105 | $15,558 | 0.0% | 0.1% | new |
| 22 | NORTHERN TRUST CORP | 12,530 | $12,906 | 0.0% | 0.1% | 0.0% |
| 23 | Sound View Wealth Advisors Group, LLC | 10,000 | $10,300 | 0.0% | 0.1% | 0.0% |
| 24 | SIMPLEX TRADING, LLC | 4,723 | $4,864 | 0.0% | 0% | -63.1% |
| 25 | Tower Research Capital LLC (TRC) | 4,104 | $4,227 | 0.0% | 0% | +103.0% |
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.