🕵️ Kodiak Sciences Inc. ($KOD)
SEC insider & ownership activity, last 12 months · CIK 1468748 · every row links its SEC filing
Over the last 12 months insiders sold $2.2M against $60.0M of open-market buying. Baker BROS. Advisors LP bought $60.0M in discretionary trades (Dec). D. Victor Perlroth, M.D. trimmed 11.0% → 9.9%; Blackrock, Inc. added 4.4% → 5.3%. No red-flag 8-Ks in the window.
Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
1 buyer, $60.0M (2 lots) · 1 seller, $2.2M (6 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Baker BROS. Advisors LP | 2 | $60.0M | 0 | – | Dec 18, 2025 |
| John Borgeson | 0 | – | 6 | $2.2M | Jun 4, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Baker BROS. Advisors LP | 32.8% | 13D | Dec 18, 2025 | filing ↗ | |
| Baker BROS. Advisors (GP) LLC | 32.8% | 13D | Dec 18, 2025 | filing ↗ | |
| Julian C. Baker | 32.8% | 13D | Dec 18, 2025 | filing ↗ | |
| Felix J. Baker | 32.8% | 13D | Dec 18, 2025 | filing ↗ | |
| D. Victor Perlroth, M.D. | 9.9% | 13G | Feb 17, 2026 | filing ↗ | |
| Sirenia Capital Management LP | 5.7% | 13G | May 15, 2026 | filing ↗ | |
| Alex Silverstein | 5.7% | 13G | May 15, 2026 | filing ↗ | |
| Blackrock, Inc. | 5.3% | 13G | Apr 27, 2026 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| John Borgeson | $1.0M | Jun 4, 2026 | filing ↗ |
| John Borgeson | $1.3M | Apr 2, 2026 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Shareholder vote (5.07) | Jun 2, 2026 | filing ↗ |
| Earnings (2.02) | May 7, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 7, 2026 | filing ↗ |
| Earnings (2.02) | Mar 31, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 31, 2026 | filing ↗ |
| Other events (8.01) | Mar 26, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 26, 2026 | filing ↗ |
| Other events (8.01) | Dec 16, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Dec 16, 2025 | filing ↗ |
| Earnings (2.02) | Nov 13, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 13, 2025 | filing ↗ |
| Earnings (2.02) | Aug 13, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 13, 2025 | filing ↗ |