As of August 04, 2026, CalciMedica's top three insider holders are Venture Partners Vi Lp Sanderling (TenPercentOwner, 2.30Mn shares), Fred A Middleton (Director, 1.55Mn shares), Venture Partners Vi Co Investment Fund Lp Sanderling (TenPercentOwner, 836.78K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Christy L Shaffer | - | 1,429 | 0 | 27 Mar, 2023 |
| Robert N Wilson | - | 422,029 | 0 | 18 Jul, 2025 |
| Eric Bjerkholt | - | 3,684 | 0 | 01 Jun, 2023 |
| Robert S Breuil | Chief Financial Officer | 35,326 | 0 | 27 Mar, 2023 |
| Fred A Middleton | - | 0 | 1,554,053 | 25 Jan, 2024 |
| Venture Partners Vi Co Investment Fund Lp Sanderling | - | 814,300 | 22,479 | 05 Nov, 2024 |
| Venture Partners Vi Lp Sanderling | - | 946,744 | 1,356,344 | 25 Jan, 2024 |
| A. Rachel Leheny | Chief Executive Officer | 0 | 739,326 | 22 Mar, 2023 |
| Julia Marie Eastland | - | 1,429 | 0 | 27 Mar, 2023 |
| Eric W Roberts | Chief Business Officer | 0 | 749,987 | 22 Mar, 2023 |
| Christina Ackermann | - | 1,429 | 0 | 27 Mar, 2023 |
| Investments Spv Iv Llc Valence | - | 356,989 | 382,337 | 03 May, 2023 |
| Parisa Zamiri | Chief Medical Officer | 28,982 | 0 | 27 Mar, 2023 |
| Frederic Guerard | Chief Executive Officer | 90,727 | 0 | 27 Mar, 2023 |
| Dirk Sauer | - | 1,429 | 0 | 27 Mar, 2023 |
| Stephen Bardin | Chief Financial Officer | 41,000 | 0 | 03 Jun, 2025 |
| Michael J. Dunn | President And Coo | 11,761 | 0 | 11 Sep, 2024 |
| Sudarshan Hebbar | Chief Medical Officer | 61,539 | 0 | 21 Aug, 2025 |
| Kenneth A. Stauderman | Chief Scientific Officer | 12,944 | 0 | 29 Jul, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 05 Apr, 2025 | A. Rachel Leheny | Employee Stock Option (Right to Buy) | A | 148,482 | $0.00 | 148,482 | D | A |
| 05 Apr, 2025 | Michael J. Dunn | Employee Stock Option (Right to Buy) | A | 65,124 | $0.00 | 65,124 | D | A |
| 05 Apr, 2025 | Kenneth A. Stauderman | Employee Stock Option (Right to Buy) | A | 65,124 | $0.00 | 65,124 | D | A |
| 05 Apr, 2025 | A. Rachel Leheny | Employee Stock Option (Right to Buy) | A | 148,482 | $0.00 | 148,482 | D | A |
| 05 Apr, 2025 | Michael J. Dunn | Employee Stock Option (Right to Buy) | A | 65,124 | $0.00 | 65,124 | D | A |
| 05 Apr, 2025 | Stephen Bardin | Employee Stock Option (Right to Buy) | A | 67,728 | $0.00 | 67,728 | D | A |
| 05 Apr, 2025 | Michael J. Dunn | Employee Stock Option (Right to Buy) | A | 65,124 | $0.00 | 65,124 | D | A |
| 05 Apr, 2025 | Eric W Roberts | Employee Stock Option (Right to Buy) | A | 83,358 | $0.00 | 83,358 | D | A |
| 05 Apr, 2025 | Sudarshan Hebbar | Employee Stock Option (Right to Buy) | A | 91,173 | $0.00 | 91,173 | D | A |
| 05 Apr, 2025 | A. Rachel Leheny | Employee Stock Option (Right to Buy) | A | 148,482 | $0.00 | 148,482 | D | A |
| 13 Oct, 2025 | Alan Glicklich | Director Stock Option (Right to Buy) | A | 937 | $0.00 | 937 | D | A |
| 13 Oct, 2025 | Alan Glicklich | Director Stock Option (Right to Buy) | A | 937 | $0.00 | 937 | D | A |
| 13 Oct, 2025 | Alan Glicklich | Director Stock Option (Right to Buy) | A | 937 | $0.00 | 937 | D | A |
| 13 Oct, 2025 | Alan Glicklich | Director Stock Option (Right to Buy) | A | 937 | $0.00 | 937 | D | A |
| 18 Sep, 2025 | Eric W Roberts | Common Stock | A | 2,500 | $3.07 | 84,150 | I | P |
| 15 Sep, 2025 | Eric W Roberts | Common Stock | A | 3,400 | $2.68 | 81,650 | I | P |
| 12 Sep, 2025 | Eric W Roberts | Common Stock | A | 5,000 | $3.12 | 78,250 | I | P |
| 09 Sep, 2025 | Eric W Roberts | Common Stock | A | 2,343 | $3.15 | 73,250 | I | P |
| 28 Aug, 2025 | Eric W Roberts | Common Stock | A | 9,200 | $2.86 | 70,107 | I | P |
| 29 Aug, 2025 | Eric W Roberts | Common Stock | A | 800 | $2.74 | 70,907 | I | P |