Kodiak Sciences Inc. (KOD) Insider Trading
Over the last 3 months, KOD insiders made 0 open-market buys and 4 sales, a net sale of -$1.2M (SEC Form 4). Over the last 6 months, 126 institutions increased and 92 reduced their position (13F).
Insider Activity
Sentiment
0/100
Buys (3m)
0
Sells (3m)
4
Net (3m)
-$1.2M
Insider trades by month Buys Sells
Jun
Jun
Jun
Jun
Dec
Apr
Context3-month price +26.2%Institutions accumulating (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Apr 16, 2026 | BORGESON JOHN A.officer: Chief Financial Officer | Option | 28,614 | $1.04 |
| Apr 2, 2026 | BORGESON JOHN A.officer: Chief Financial Officer | Sell | 4,231 | $40.88 |
| Apr 2, 2026 | BORGESON JOHN A.officer: Chief Financial Officer | Sell | 12,477 | $40.29 |
| Apr 2, 2026 | BORGESON JOHN A.officer: Chief Financial Officer | Sell | 12,692 | $39.14 |
| Apr 2, 2026 | BORGESON JOHN A.officer: Chief Financial Officer | Sell | 600 | $41.77 |
| Apr 2, 2026 | BORGESON JOHN A.officer: Chief Financial Officer | Option | 30,000 | $1.04 |
| Mar 27, 2026 | PERLROTH VICTORdirector, officer: Chairman and CEO | Option | 300,000 | $1.04 |
| Mar 19, 2026 | PERLROTH VICTORdirector, officer: Chairman and CEO | Grant | 175,000 | $25.00 |
| Dec 19, 2025 | BAKER BROS. ADVISORS LPdirector, 10 percent owner: | Buy | 217,428 | $23.00 |
| Dec 19, 2025 | BAKER BROS. ADVISORS LPdirector, 10 percent owner: | Buy | 2,391,268 | $23.00 |
| Jul 8, 2025 | PERLROTH VICTORdirector, 10 percent owner, officer: Chairman and CEO | Grant | 340,000 | $3.95 |
| Jul 8, 2025 | BORGESON JOHN A.officer: See Remarks | Grant | 250,000 | $3.95 |
| Jul 2, 2025 | Dahiyat Bassil Idirector | Grant | 40,000 | $3.73 |
| Jul 2, 2025 | Yang Taiyindirector | Grant | 40,000 | $3.73 |
| Jul 2, 2025 | Bancroft Charles Adirector | Grant | 40,000 | $3.73 |
| Jul 2, 2025 | Levy Richard Sdirector | Grant | 40,000 | $3.73 |
| Jul 2, 2025 | PROFUSEK ROBERTdirector | Grant | 40,000 | $3.73 |
| Jul 2, 2025 | BAKER BROS. ADVISORS LPdirector, 10 percent owner: | Grant | 40,000 | $3.73 |
| Jun 17, 2025 | BORGESON JOHN A.officer: See Remarks | Option | 1,875 | — |
| Jun 17, 2025 | BORGESON JOHN A.officer: See Remarks | Sell | 723 | $3.65 |
| Aug 7, 2024 | PERLROTH VICTORdirector, 10 percent owner, officer: Chairman and CEO | Grant | 406,000 | $2.49 |
| Aug 7, 2024 | BORGESON JOHN A.officer: See Remarks | Grant | 334,500 | $2.49 |
| Jul 2, 2024 | BAKER BROS. ADVISORS LPdirector, 10 percent owner: | Grant | 40,000 | $2.35 |
| Jul 1, 2024 | Yang Taiyindirector | Grant | 40,000 | $2.35 |
| Jul 1, 2024 | Bancroft Charles Adirector | Grant | 40,000 | $2.35 |
| Jul 1, 2024 | PROFUSEK ROBERTdirector | Grant | 40,000 | $2.35 |
| Jul 1, 2024 | Dahiyat Bassil Idirector | Grant | 40,000 | $2.35 |
| Jul 1, 2024 | Levy Richard Sdirector | Grant | 40,000 | $2.35 |
| Jun 18, 2024 | BORGESON JOHN A.officer: See Remarks | Option | 3,619 | — |
| Jun 18, 2024 | BORGESON JOHN A.officer: See Remarks | Option | 5,494 | — |
Source: KOD SEC Form 4 filings, latest Apr 16, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their KOD positions over the last 6 months (SEC Form 13F).
Increased
126
New positions
101
Reduced
92
Sold out
31
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| BAKER BROS. ADVISORS LP | Unchanged | 19.9M | May 15, 2026 |
| BAKER BROS. ADVISORS LP | Increased | 19.9M | Feb 17, 2026 |
| BLACKROCK, INC. | Increased | 4.0M | Feb 12, 2026 |
| BLACKROCK, INC. | Reduced | 3.9M | May 13, 2026 |
| VANGUARD GROUP INC | Increased | 2.3M | Jan 29, 2026 |
| STATE STREET CORP | Increased | 2.3M | May 15, 2026 |
| POINT72 ASSET MANAGEMENT, L.P. | Reduced | 2.2M | Feb 17, 2026 |
| BRAIDWELL LP | New Position | 2.1M | Feb 17, 2026 |
| PRICE T ROWE ASSOCIATES INC /MD/ | Increased | 2.0M | May 15, 2026 |
| BRAIDWELL LP | Reduced | 1.8M | May 15, 2026 |
| STATE STREET CORP | Increased | 1.7M | Feb 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 1.7M | May 15, 2026 |
| GOLDMAN SACHS GROUP INC | Increased | 1.7M | May 15, 2026 |
| RTW INVESTMENTS, LP | Increased | 1.5M | May 15, 2026 |
| RTW INVESTMENTS, LP | New Position | 1.5M | Feb 17, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.