CalcimedicaCALC
13F holders, Q2 2026 (June 30)31holders +4
10new positions
6sold out
1famous investor
$1.01avg. 13F price*
At the end of Q2 2026, 31 institutions reported holding Calcimedica Inc. (CALC) in their 13F filings, up 4 from Q1 2026. 10 opened new positions and 6 sold out. The largest holders were Woodline Partners LP ($2.6M), Heights Capital Management, Inc. ($1.6M) and Squadron Capital Management LLC ($1.3M). One famous investor held it Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio).
- Company
- Calcimedica Inc.
- CUSIP
- 38942Q202
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q1 2026 → Q2 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 10 | $7.7M |
| Exits | 6 | $149K |
All 13F filers, Q1 2026 → Q2 2026: 7,681,314 shares bought and 456,985 shares sold, net +7,224,329 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 31 holders
| Woodline Partners LP | 0.01% | New | 2,489,729 | $2.6M |
| Heights Capital Management, Inc. | 0.38% | New | 1,556,081 | $1.6M |
| Squadron Capital Management LLC | 0.44% | New | 1,244,864 | $1.3M |
| Stempoint Capital LP | 0.21% | New | 1,244,864 | $1.2M |
| Stonepine Capital Management, LLC | 0.41% | New | 622,432 | $545K |
| L1 Global Manager Pty Ltd | 0.22% | New | 248,972 | $256K |
| Morgan Stanley | 0.00% | New | 143,245 | $148K |
| Geode Capital Management, LLC | 0.00% | Reduce -10.5% | 110,477 | $114K |
| Renaissance Technologies | 0.00% | Reduce -24.0% | 97,300 | $100K |
| Vanguard Capital Management LLC | 0.00% | Reduce -47.4% | 88,956 | $92K |
| 180 Wealth Advisors, LLC | 0.01% | Reduce -34.1% | 83,400 | $86K |
| XTX Topco Ltd | 0.00% | New | 78,288 | $81K |
| Cambridge Investment Research Advisors, Inc. | 0.00% | No change | 60,000 | $62K |
| HRT Financial LP | 0.00% | Add +17.9% | 46,825 | $48K |
| Vanguard Fiduciary Trust Co. | 0.00% | No change | 45,829 | $47K |
| Susquehanna International Group, LLP | 0.00% | Add +43.1% | 43,968 | $45K |
| Rockefeller Capital Management L.P. | 0.00% | Add +300.0% | 20,000 | $21K |
| Gsa Capital Partners LLP | 0.00% | Reduce -26.5% | 17,469 | $18K |
| State Street Corp. | 0.00% | No change | 17,073 | $18K |
| TritonPoint Partners, LLC | 0.00% | No change | 15,119 | $16K |
| Scientech Research LLC | 0.01% | New | 15,105 | $16K |
| Northern Trust Corp. | 0.00% | No change | 12,530 | $13K |
| Sound View Wealth Advisors Group, LLC | 0.00% | No change | 10,000 | $10K |
| Simplex Trading, LLC | 0.00% | Reduce -63.1% | 4,723 | $5K |
| Tower Research Capital LLC (TRC) | 0.00% | Add +103.0% | 4,104 | $4K |
| Brown Brothers Harriman & Co. | 0.00% | No change | 308 | $317 |
| Barclays PLC | 0.00% | New | 274 | $282 |
| Osaic Holdings, Inc. | 0.00% | No change | 107 | $110 |
| SBI Securities Co., Ltd. | 0.00% | No change | 87 | $90 |
| UBS Group AG | 0.00% | Reduce -5.9% | 16 | $16 |
| Wells Fargo & Company | 0.00% | No change | 10 | $10 |
"% of holder's portfolio" is CALC's weight in each manager's 13F, not the share of Calcimedica Inc. the manager owns.