KOD
Kodiak Sciences Inc.
NASDAQ · Healthcare · Biotechnology · US
$35.36
−2.75%0
Insider buys (3m)
0
Insider sells (3m)
$0.00
Net value (3m)
+13.7%
Price return (3m)
Form 4 filings
| Date | Insider | Activity | Shares | Price |
|---|---|---|---|---|
| Jul 17, 2026 | BORGESON JOHN A. · officer: Chief Financial Officer | A-Award | 66,500 | $42 |
| Jul 17, 2026 | PERLROTH VICTOR · director, 10 percent owner, officer: Chairman and CEO | A-Award | 100,000 | $42 |
| Jul 2, 2026 | Yang Taiyin · director | A-Award | 17,731 | $39 |
| Jul 2, 2026 | PROFUSEK ROBERT · director | A-Award | 17,731 | $39 |
| Jul 2, 2026 | BAKER BROS. ADVISORS LP · director, 10 percent owner: | A-Award | 17,731 | $39 |
| Jul 2, 2026 | Dahiyat Bassil I · director | A-Award | 17,731 | $39 |
| Jul 2, 2026 | Bancroft Charles A · director | A-Award | 17,731 | $39 |
| Jul 2, 2026 | Levy Richard S · director | A-Award | 17,731 | $39 |
| Jun 5, 2026 | BORGESON JOHN A. · officer: Chief Financial Officer | M-Exempt | 30,000 | $1.04 |
| Jun 5, 2026 | BORGESON JOHN A. · officer: Chief Financial Officer | Sale | 25,896 | $34 |
| Jun 5, 2026 | BORGESON JOHN A. · officer: Chief Financial Officer | Sale | 4,104 | $35 |
| Apr 16, 2026 | BORGESON JOHN A. · officer: Chief Financial Officer | M-Exempt | 28,614 | $1.04 |
| Apr 2, 2026 | BORGESON JOHN A. · officer: Chief Financial Officer | Sale | 600 | $42 |
| Apr 2, 2026 | BORGESON JOHN A. · officer: Chief Financial Officer | M-Exempt | 30,000 | $1.04 |
| Apr 2, 2026 | BORGESON JOHN A. · officer: Chief Financial Officer | Sale | 12,477 | $40 |
| Apr 2, 2026 | BORGESON JOHN A. · officer: Chief Financial Officer | Sale | 12,692 | $39 |
| Apr 2, 2026 | BORGESON JOHN A. · officer: Chief Financial Officer | Sale | 4,231 | $41 |
| Mar 27, 2026 | PERLROTH VICTOR · director, officer: Chairman and CEO | M-Exempt | 300,000 | $1.04 |
| Mar 19, 2026 | PERLROTH VICTOR · director, officer: Chairman and CEO | A-Award | 175,000 | $25 |
| Dec 19, 2025 | BAKER BROS. ADVISORS LP · director, 10 percent owner: | Purchase | 2,391,268 | $23 |
| Dec 19, 2025 | BAKER BROS. ADVISORS LP · director, 10 percent owner: | Purchase | 217,428 | $23 |
| Jul 8, 2025 | PERLROTH VICTOR · director, 10 percent owner, officer: Chairman and CEO | A-Award | 340,000 | $3.95 |
| Jul 8, 2025 | BORGESON JOHN A. · officer: See Remarks | A-Award | 250,000 | $3.95 |
| Jul 2, 2025 | Yang Taiyin · director | A-Award | 40,000 | $3.73 |
| Jul 2, 2025 | PROFUSEK ROBERT · director | A-Award | 40,000 | $3.73 |
| Jul 2, 2025 | Dahiyat Bassil I · director | A-Award | 40,000 | $3.73 |
| Jul 2, 2025 | Levy Richard S · director | A-Award | 40,000 | $3.73 |
| Jul 2, 2025 | Bancroft Charles A · director | A-Award | 40,000 | $3.73 |
| Jul 2, 2025 | BAKER BROS. ADVISORS LP · director, 10 percent owner: | A-Award | 40,000 | $3.73 |
| Jun 17, 2025 | BORGESON JOHN A. · officer: See Remarks | M-Exempt | 1,875 | $0.00 |
Institutional positioning
13F filings over the trailing two quarters
New 93Increased 151Reduced 109Sold out 23
| Filer | Action | Shares | Filed |
|---|---|---|---|
| BAKER BROS. ADVISORS LP | Unchanged | 19,919,186 | Aug 14, 2026 |
| BAKER BROS. ADVISORS LP | Unchanged | 19,919,186 | May 15, 2026 |
| BlackRock, Inc. | Increased | 4,135,355 | Aug 7, 2026 |
| BLACKROCK, INC. | Reduced | 3,935,302 | May 13, 2026 |
| PRICE T ROWE ASSOCIATES INC /MD/ | Increased | 3,248,611 | Aug 14, 2026 |
| STATE STREET CORP | Increased | 2,419,417 | Aug 7, 2026 |
| GOLDMAN SACHS GROUP INC | Increased | 2,316,014 | Aug 14, 2026 |
| STATE STREET CORP | Increased | 2,250,920 | May 15, 2026 |
| PRICE T ROWE ASSOCIATES INC /MD/ | Increased | 2,039,350 | May 15, 2026 |
| BRAIDWELL LP | Reduced | 1,818,665 | May 15, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Increased | 1,804,632 | Aug 13, 2026 |
| BRAIDWELL LP | Reduced | 1,787,318 | Aug 14, 2026 |
| GOLDMAN SACHS GROUP INC | Reduced | 1,739,003 | May 15, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 1,717,076 | May 15, 2026 |
| Jupiter Topco LLC | New Position | 1,526,006 | Aug 14, 2026 |
Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Jul 17, 2026