Kodiak Sciences's three largest insider shareholders as of June 09, 2026 are Bros. Advisors Lp Baker (Director, 18.36Mn shares), Victor Perlroth (Chairman And Ceo, 2.40Mn shares), John A. Borgeson (Chief Financial Officer, 211.93K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Bros. Advisors Lp Baker | - | 0 | 18,358,772 | 19 Dec, 2025 |
| John A. Borgeson | Chief Financial Officer | 211,930 | 0 | 16 Apr, 2026 |
| Jason Ehrlich | - | 61,924 | 0 | 16 Jun, 2023 |
| Victor Perlroth | Chairman And Ceo | 2,395,538 | 0 | 27 Mar, 2026 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 15 Apr, 2026 | John A. Borgeson | Common Stock | A | 28,614 | $1.04 | 211,930 | D | M |
| 15 Apr, 2026 | John A. Borgeson | Stock Option (Right to Buy) | D | 28,614 | $0.00 | 30,000 | D | M |
| 02 Apr, 2026 | John A. Borgeson | Common Stock | A | 30,000 | $1.04 | 213,316 | D | M |
| 02 Apr, 2026 | John A. Borgeson | Common Stock | D | 12,692 | $39.14 | 200,624 | D | S |
| 02 Apr, 2026 | John A. Borgeson | Common Stock | D | 12,477 | $40.29 | 188,147 | D | S |
| 02 Apr, 2026 | John A. Borgeson | Common Stock | D | 4,231 | $40.88 | 183,916 | D | S |
| 02 Apr, 2026 | John A. Borgeson | Common Stock | D | 600 | $41.77 | 183,316 | D | S |
| 02 Apr, 2026 | John A. Borgeson | Stock Option (Right to Buy) | D | 30,000 | $0.00 | 58,614 | D | M |
| 25 Mar, 2026 | Victor Perlroth | Common Stock | A | 300,000 | $1.04 | 2,395,538 | D | M |
| 25 Mar, 2026 | Victor Perlroth | Common Stock | A | 300,000 | $1.04 | 2,395,538 | D | M |
| 25 Mar, 2026 | Victor Perlroth | Common Stock | A | 300,000 | $1.04 | 2,395,538 | D | M |
| 25 Mar, 2026 | Victor Perlroth | Stock Option (Right to Buy) | D | 300,000 | $0.00 | 0 | D | M |
| 25 Mar, 2026 | Victor Perlroth | Stock Option (Right to Buy) | D | 300,000 | $0.00 | 0 | D | M |
| 25 Mar, 2026 | Victor Perlroth | Stock Option (Right to Buy) | D | 300,000 | $0.00 | 0 | D | M |
| 18 Mar, 2026 | Victor Perlroth | Stock Option (Right to Buy) | A | 175,000 | $0.00 | 175,000 | D | A |
| 18 Mar, 2026 | Victor Perlroth | Stock Option (Right to Buy) | A | 175,000 | $0.00 | 175,000 | D | A |
| 18 Mar, 2026 | Victor Perlroth | Stock Option (Right to Buy) | A | 175,000 | $0.00 | 175,000 | D | A |
| 18 Dec, 2025 | Bros. Advisors Lp Baker | Common Stock | A | 217,428 | $23.00 | 1,560,414 | I | P |
| 18 Dec, 2025 | Bros. Advisors Lp Baker | Common Stock | A | 2,391,268 | $23.00 | 18,358,772 | I | P |
| 04 Jul, 2025 | Victor Perlroth | Stock Option (Right to Buy) | A | 340,000 | $0.00 | 340,000 | D | A |