Kodiak Sciences Inc. Insider Trading Activity
Every SEC Form 4 insider transaction reported for Kodiak Sciences Inc. (KOD), sourced directly from SEC EDGAR and updated as new filings are accepted.
By Trabud · Insider-trading data from SEC EDGAR
Latest filing:
Compiled automatically from SEC EDGAR Form 4 filings and refreshed daily. Figures count purchases (code P) and sales (code S) only — not grants, option exercises, or gifts. How this page is built. Not investment advice.
Quick Answer
Are KOD insiders buying or selling?
In the last 12 months, Kodiak Sciences Inc. insiders reported 4 open-market purchases ($217.0M) and 2 sales ($2.2M) — net buying of $214.8M. Since October 2018, Trabud has recorded 72 Form 4 filings for KOD: 27 buys ($698.3M) and 45 sells ($35.9M).
Source: SEC EDGAR Form 4
Key Statistics (October 2018 – Sep 30, 2026)
Total Form 4 filings
72
SEC EDGAR
Insider filers
7
Insider buys (27)
$698.3M
Insider sells (45)
$35.9M
Insider sentiment
Net buyingNet insider flow of $662.4M in net buying since October 2018, and $214.8M in net buying over the last 12 months. 3 insider buys in the last 90 days.
Recent KOD insider transactions
| Date | Insider | Role | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Sep 30, 2026 | Felix Baker | Director, 10% Owner | Purchase | 715.6K | $88.59 | $63.4M | SEC ↗ |
| Sep 30, 2026 | Felix Baker | Director, 10% Owner | Purchase | 418.3K | $83.58 | $35.0M | SEC ↗ |
| Sep 30, 2026 | Felix Baker | Director, 10% Owner | Purchase | 807.8K | $72.57 | $58.6M | SEC ↗ |
| Jun 5, 2026 | John A. Borgeson | Chief Financial Officer | Sale | 30.0K | $34.10 | $1.0M | SEC ↗ |
| Apr 3, 2026 | John A. Borgeson | Chief Financial Officer | Sale | 30.0K | $39.92 | $1.2M | SEC ↗ |
| Dec 19, 2025 | Felix Baker | Director, 10% Owner | Purchase | 2.6M | $23.00 | $60.0M | SEC ↗ |
| Jun 18, 2025 | John A. Borgeson | Executive Vice President and Chief Financial Officer | Sale | 723 | $3.65 | $2.6K | SEC ↗ |
| Jun 18, 2024 | John A. Borgeson | Executive Vice President and Chief Financial Officer | Sale | 2.9K | $2.75 | $7.9K | SEC ↗ |
| Jun 13, 2024 | John A. Borgeson | Executive Vice President and Chief Financial Officer | Sale | 1.6K | $2.92 | $4.5K | SEC ↗ |
| Jun 17, 2023 | Jason Ehrlich | Chief Medical Officer and Chief Development Officer | Sale | 3.4K | $9.29 | $31.5K | SEC ↗ |
| Jun 17, 2023 | John A. Borgeson | Executive Vice President and Chief Financial Officer | Sale | 4.2K | $9.30 | $39.0K | SEC ↗ |
| Jun 6, 2022 | Julian Baker | Director, 10% Owner | Purchase | 572.3K | $7.77 | $4.4M | SEC ↗ |
| May 27, 2022 | Julian Baker | Director, 10% Owner | Purchase | 350.4K | $6.75 | $2.4M | SEC ↗ |
| May 18, 2022 | Julian Baker | Director, 10% Owner | Purchase | 456.7K | $5.91 | $2.7M | SEC ↗ |
| Mar 1, 2022 | PERLROTH VICTOR | Chairman and CEO | Sale | 1.3M | $9.15 | $12.3M | SEC ↗ |
| Feb 17, 2022 | Julian Baker | Director, 10% Owner | Purchase | 401.0K | $54.45 | $21.8M | SEC ↗ |
| Jan 31, 2022 | Julian Baker | Director, 10% Owner | Purchase | 347.7K | $52.02 | $18.1M | SEC ↗ |
| Jan 25, 2022 | Julian Baker | Director, 10% Owner | Purchase | 501.1K | $57.49 | $28.8M | SEC ↗ |
| Jan 24, 2022 | Jason Ehrlich | Chief Medical Officer and Chief Development Officer | Sale | 7.0K | $64.39 | $447.5K | SEC ↗ |
| Dec 22, 2021 | Jason Ehrlich | Chief Medical Officer and Chief Development Officer | Sale | 7.0K | $87.60 | $608.8K | SEC ↗ |
| Nov 24, 2021 | Jason Ehrlich | Chief Medical Officer and Chief Development Officer | Sale | 7.0K | $99.15 | $689.1K | SEC ↗ |
| Nov 12, 2021 | John A. Borgeson | Senior VP and Chief Financial Officer | Sale | 876 | $115.42 | $101.1K | SEC ↗ |
| Oct 22, 2021 | Jason Ehrlich | Chief Medical Officer and Chief Development Officer | Sale | 7.0K | $111.77 | $776.8K | SEC ↗ |
| Oct 1, 2021 | Felix Baker | Director, 10% Owner | Purchase | 86.9K | $95.83 | $8.3M | SEC ↗ |
| Sep 22, 2021 | Jason Ehrlich | Chief Medical Officer and Chief Development Officer | Sale | 7.0K | $99.88 | $694.2K | SEC ↗ |
Showing the 25 most recent of 72 Form 4 filings for Kodiak Sciences Inc..
Most active KOD insiders
- Jason Ehrlich31 filings
- Felix Baker25 filings
- John A. Borgeson10 filings
- Hong Liang3 filings
- PERLROTH VICTOR1 filing
Ask anything about KOD insider activity
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Open the AI agentKOD insider trading FAQ
Are Kodiak Sciences Inc. insiders buying or selling?
In the last 12 months, Kodiak Sciences Inc. insiders reported 4 open-market purchases ($217.0M) and 2 sales ($2.2M) — net buying of $214.8M. Since October 2018, Trabud has recorded 72 Form 4 filings for KOD: 27 buys ($698.3M) and 45 sells ($35.9M). Over the full record that is net buying of $662.4M.
How many insiders trade KOD stock?
7 distinct insider filers — officers, directors, 10%+ owners, and investment groups filing jointly — have reported Form 4 transactions for Kodiak Sciences Inc.. The most recent filing was accepted on Sep 30, 2026.
Where does Trabud get KOD insider trading data?
All KOD insider trading data comes directly from official SEC EDGAR Form 4 filings, which corporate insiders must submit within two business days of a transaction under Section 16(a) of the Securities Exchange Act of 1934.