Kodiak Sciences (KOD) insider buying
83 open-market purchases of KOD by Kodiak Sciences's executives and directors since December 2025, worth $217M in total, from SEC Form 4 filings.
The most recent: Baker Bros. Advisors Lp, Director bought $121,614 on September 29, 2026.
The biggest buyer over the period is Baker Bros. Advisors Lp (Director): 82 purchases, $157M.
By year
| Year | Purchases | Value |
|---|---|---|
| 2026 | 82 | $157M |
| 2025 | 1 | $60M |
Biggest buyers
| Insider | Buys | Value |
|---|---|---|
| Baker Bros. Advisors Lp Director | 82 | $157M |
| Bros. Advisors Lp Baker | 1 | $60M |
Every purchase
Newest first. From SEC Form 4 filings. Insider buying across the market.
| Date | Insider | Shares | Price | Value | Filing |
|---|---|---|---|---|---|
| Sep 29, 2026 | Baker Bros. Advisors Lp Director |
1,416 | $85.89 | $121,614 | Form 4 |
| Sep 29, 2026 | Baker Bros. Advisors Lp Director |
619 | $84.24 | $52,146 | Form 4 |
| Sep 29, 2026 | Baker Bros. Advisors Lp Director |
10,381 | $84.24 | $874,517 | Form 4 |
| Sep 29, 2026 | Baker Bros. Advisors Lp Director |
1,195 | $85.40 | $102,057 | Form 4 |
| Sep 29, 2026 | Baker Bros. Advisors Lp Director |
20,031 | $85.40 | $2M | Form 4 |
| Sep 29, 2026 | Baker Bros. Advisors Lp Director |
84 | $85.89 | $7,214 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
4,067 | $62.96 | $256,068 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
479 | $64.43 | $30,861 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
8,021 | $64.43 | $516,774 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
321 | $67.10 | $21,538 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
5,382 | $67.10 | $361,114 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
154 | $68.37 | $10,530 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
2,585 | $68.37 | $176,746 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
2,331 | $68.96 | $160,741 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
39,066 | $68.96 | $3M | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
1,056 | $71.48 | $75,487 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
17,698 | $71.48 | $1M | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
16,641 | $72.39 | $1M | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
278,978 | $72.39 | $20M | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
4,696 | $73.08 | $343,173 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
78,726 | $73.08 | $6M | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
4,577 | $73.97 | $338,554 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
76,723 | $73.97 | $6M | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
1,924 | $75.52 | $145,291 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
32,261 | $75.52 | $2M | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
3,681 | $76.34 | $281,026 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
61,700 | $76.34 | $5M | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
2,884 | $77.43 | $223,312 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
48,350 | $77.43 | $4M | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
2,969 | $78.57 | $233,269 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
49,771 | $78.57 | $4M | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
534 | $79.40 | $42,402 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
8,956 | $79.40 | $711,147 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
17 | $79.63 | $1,354 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
283 | $79.63 | $22,535 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
884 | $79.71 | $70,462 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
14,827 | $79.71 | $1M | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
404 | $80.23 | $32,411 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
6,783 | $80.23 | $544,172 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
61 | $80.52 | $4,912 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
1,027 | $80.52 | $82,694 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
1,024 | $81.02 | $82,965 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
17,159 | $81.02 | $1M | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
338 | $81.20 | $27,446 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
5,654 | $81.20 | $459,116 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
1,044 | $81.31 | $84,892 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
17,490 | $81.31 | $1M | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
1,672 | $81.82 | $136,797 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
28,028 | $81.82 | $2M | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
39 | $81.92 | $3,195 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
651 | $81.92 | $53,327 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
101 | $82.68 | $8,351 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
1,699 | $82.68 | $140,477 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
1,167 | $83.16 | $97,042 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
19,554 | $83.16 | $2M | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
7,390 | $83.95 | $620,399 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
123,888 | $83.95 | $10M | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
6,553 | $84.85 | $556,050 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
109,842 | $84.85 | $9M | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
2,322 | $85.97 | $199,612 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
38,932 | $85.97 | $3M | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
186 | $86.72 | $16,130 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
3,114 | $86.72 | $270,051 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
957 | $86.81 | $83,081 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
16,036 | $86.81 | $1M | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
3,790 | $86.94 | $329,511 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
63,539 | $86.94 | $6M | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
4,485 | $87.51 | $392,467 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
75,176 | $87.51 | $7M | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
5,880 | $88.57 | $520,775 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
98,561 | $88.57 | $9M | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
6,428 | $88.65 | $569,816 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
4,932 | $89.60 | $441,925 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
82,673 | $89.60 | $7M | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
11,729 | $89.86 | $1M | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
196,608 | $89.86 | $18M | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
107,772 | $88.65 | $10M | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
856 | $61.21 | $52,396 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
14,344 | $61.21 | $878,002 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
2,666 | $61.63 | $164,293 | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
44,690 | $61.63 | $3M | Form 4 |
| Sep 28, 2026 | Baker Bros. Advisors Lp Director |
243 | $62.96 | $15,300 | Form 4 |
| Dec 18, 2025 | Bros. Advisors Lp Baker |
2,608,696 | $23.00 | $60M | Form 4 |
Every line, every quarterThe deep dive has fifteen-plus years of statements, quarterly results, charts and valuation models for KOD.
Open KOD in InvestinglyQuestions
Are Kodiak Sciences insiders buying the stock?
83 open-market purchases of KOD by Kodiak Sciences's executives and directors since December 2025, worth $217M in total, from SEC Form 4 filings. The most recent: Baker Bros. Advisors Lp, Director bought $121,614 on September 29, 2026.
What counts as insider buying here?
Open-market purchases (Form 4 code P) by officers and directors. Option exercises, grants and purchases by 10% owners are left out.
From Kodiak Sciences's annual reports filed with the SEC (XBRL data), standardised by Investingly. Information only, not investment advice.