CALC CalciMedica, Inc.: institutional ownership and insider trading
34 funds reported holding $11.7M of CalciMedica, Inc. in their latest 13F filings; in Q2 2026 funds net bought $7.50M, with 10 new positions and 6 funds selling out; over the last 12 months insiders bought $199K and sold $0 on the open market.
Famous investors holding CALC
- Renaissance Technologies (Renaissance Technologies): $100K, 0.0% of the portfolio
- Ken Griffin (Citadel Advisors): $74.0K, 0.0% of the portfolio
Largest institutional holders of CALC
- VANGUARD GROUP INC — $2.69M
- Woodline Partners LP — $2.56M
- HEIGHTS CAPITAL MANAGEMENT, INC — $1.60M
- Squadron Capital Management LLC — $1.28M
- STEMPOINT CAPITAL LP — $1.20M
- Stonepine Capital Management, LLC — $545K
- MERITAGE PORTFOLIO MANAGEMENT — $406K
- L1 Global Manager Pty Ltd — $256K
- Sheets Smith Investment Management — $157K
- MORGAN STANLEY (MS, MS-PA, MS-PE, MS-PF, MS-PI, MS-PK, MS-PL, MS-PO, MS-PP, MS-PQ) — $148K
Recent CALC insider trades
- Jun 25, 2026: Middleton Fred A bought 248,972 shares ($199K)
- Sep 18, 2025: Roberts Eric W bought 2,500 shares ($7.68K)
- Sep 15, 2025: Roberts Eric W bought 3,400 shares ($9.11K)
- Sep 12, 2025: Roberts Eric W bought 5,000 shares ($15.6K)
5%+ owners
- Alafi Capital Company LLC: 19.9% (Schedule 13D/A, filed Aug 24, 2026)
- Armistice Capital, LLC: 10.0% (Schedule 13G, filed Aug 14, 2026)
- Bering Partners II GP, L.L.C.: 10.0% (Schedule 13D/A, filed Aug 21, 2026)
- Woodline Partners LP: 8.1% (Schedule 13G, filed Aug 14, 2026)
- Eric W. Roberts: 6.4% (Schedule 13D/A, filed Jun 30, 2026)
- Stonepine Capital Management, LLC: 6.0% (Schedule 13G, filed Aug 25, 2026)