Kodiak Sciences (KOD) stock: insider trades, news & valuation
Health Care · Strong buying
Close · Oct 9, 2026
$99.87
+6.0% on the day
+637.0% over 12 months
52-week range $11.60 – $99.87
Share price and insider trades
KOD closeInsider buyInsider sale
Bought, 12 months$217M
Sold, 12 months$2.2M
Insiders buying4
Insiders selling1
Kodiak Sciences insider trading at a glance (Oct 9, 2026): in the past 12 months, 4 insiders bought $217M and 1 sold $2.2M of KOD stock on the open market, including a cluster buy that began Sep 28, 2026.
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KOD insider buying and selling by quarter
Open-market purchases (green, above the line) and sales (red, below), by trade date.
| Quarter | Bought | Purchases | Sold | Sales |
|---|---|---|---|---|
| Q4 2026 | — | 0 | — | 0 |
| Q3 2026 | $157M | 82 | — | 0 |
| Q2 2026 | — | 0 | $2.2M | 6 |
| Q1 2026 | — | 0 | — | 0 |
| Q4 2025 | $60.0M | 2 | — | 0 |
Valuation, profit and volume
Pick score 52/100P/E (trailing)n/aSector median 24.7
Market value$6.28BBiotechnology
Profit margin0.0%Revenue growth —
Volume vs. 50-day1.1×Last 5 sessions
Insiders' paper profit+$237MOn all tracked purchases +109.4%
Summary
Over the past 12 months, 4 Kodiak Sciences Inc. insiders reported open-market purchases totaling $217M, while 1 insider reported sales totaling $2.2M. The most recent cluster buy began on Sep 28, 2026, when 3 insiders bought a combined $157M. 6 of 6 recorded sales were made under pre-scheduled Rule 10b5-1 trading plans, which are usually less informative than discretionary sales.
KOD stock news and SEC filings
Recent 8-K filings and headlines. Tone is scored from the headline wording; “Policy” marks regulatory, trade or government topics.
- 8-K Other material event
- 8-K Earnings release
Insider transactions
Open-market purchases and sales.
| Filed | Insider | Type | Shares | Price | Value | Since | Score |
|---|---|---|---|---|---|---|---|
| Sep 30SEC | Baker Bros. Advisors (Gp) LlcDirector | Buy | 278,97818,773,603 held (+2%) | $72.39 | $20.2M | +38.0% | — |
| Sep 30SEC | L.p. 667,Director | Buy | 196,60820,159,386 held (+1%) | $89.86 | $17.7M | +11.1% | — |
| Sep 30SEC | Julian BakerDirector | Buy | 123,88819,367,133 held (+1%) | $83.95 | $10.4M | +19.0% | — |
| Sep 30SEC | L.p. 667,Director | Buy | 107,77219,880,105 held (+1%) | $88.65 | $9.6M | +12.7% | — |
| Sep 30SEC | Julian BakerDirector | Buy | 109,84219,476,975 held (+1%) | $84.85 | $9.3M | +17.7% | — |
| Sep 30SEC | L.p. 667,Director | Buy | 98,56119,772,333 held (+1%) | $88.57 | $8.7M | +12.8% | — |
| Sep 30SEC | L.p. 667,Director | Buy | 82,67319,962,778 held (+0%) | $89.60 | $7.4M | +11.5% | — |
| Sep 30SEC | L.p. 667,Director | Buy | 75,17619,673,772 held (+0%) | $87.51 | $6.6M | +14.1% | — |
| Sep 30SEC | Baker Bros. Advisors (Gp) LlcDirector | Buy | 78,72618,852,329 held (+0%) | $73.08 | $5.8M | +36.7% | — |
| Sep 30SEC | Baker Bros. Advisors (Gp) LlcDirector | Buy | 76,72318,929,052 held (+0%) | $73.97 | $5.7M | +35.0% | — |
| Sep 30SEC | L.p. 667,Director | Buy | 63,53919,598,596 held (+0%) | $86.94 | $5.5M | +14.9% | — |
| Sep 30SEC | Baker Bros. Advisors (Gp) LlcDirector | Buy | 61,70019,023,013 held (+0%) | $76.35 | $4.7M | +30.8% | — |
| Sep 30SEC | Baker Bros. Advisors (Gp) LlcDirector | Buy | 49,77119,121,134 held (+0%) | $78.57 | $3.9M | +27.1% | — |
| Sep 30SEC | Baker Bros. Advisors (Gp) LlcDirector | Buy | 48,35019,071,363 held (+0%) | $77.43 | $3.7M | +29.0% | — |
| Sep 30SEC | Julian BakerDirector | Buy | 38,93219,515,907 held (+0%) | $85.97 | $3.3M | +16.2% | — |
| Sep 30SEC | Baker Bros. Advisors (Gp) LlcDirector | Buy | 44,69018,417,806 held (+0%) | $61.63 | $2.8M | +62.0% | — |
| Sep 30SEC | Baker Bros. Advisors (Gp) LlcDirector | Buy | 39,06618,476,927 held (+0%) | $68.96 | $2.7M | +44.8% | — |
| Sep 30SEC | Baker Bros. Advisors (Gp) LlcDirector | Buy | 32,26118,961,313 held (+0%) | $75.52 | $2.4M | +32.2% | — |
| Sep 30SEC | Julian BakerDirector | Buy | 28,02819,221,341 held (+0%) | $81.82 | $2.3M | +22.1% | — |
| Sep 30SEC | L.p. 667,Director | Buy | 20,03120,189,798 held (+0%) | $85.40 | $1.7M | +16.9% | — |
| Sep 30SEC | Julian BakerDirector | Buy | 19,55419,243,245 held (+0%) | $83.16 | $1.6M | +20.1% | — |
| Sep 30SEC | Julian BakerDirector | Buy | 17,49019,193,313 held (+0%) | $81.31 | $1.4M | +22.8% | — |
| Sep 30SEC | L.p. 667,Director | Buy | 16,03619,535,057 held (+0%) | $86.81 | $1.4M | +15.0% | — |
| Sep 30SEC | Julian BakerDirector | Buy | 17,15919,170,169 held (+0%) | $81.02 | $1.4M | +23.3% | — |
| Sep 30SEC | Baker Bros. Advisors (Gp) LlcDirector | Buy | 17,69818,494,625 held (+0%) | $71.48 | $1.3M | +39.7% | — |
| Sep 30SEC | Baker Bros. Advisors (Gp) LlcDirector | Buy | 16,6411,585,161 held (+1%) | $72.39 | $1.2M | +38.0% | — |
| Sep 30SEC | Julian BakerDirector | Buy | 14,82719,145,200 held (+0%) | $79.71 | $1.2M | +25.3% | — |
| Sep 30SEC | L.p. 667,Director | Buy | 11,7291,667,829 held (+1%) | $89.86 | $1.1M | +11.1% | — |
| Sep 30SEC | Baker Bros. Advisors (Gp) LlcDirector | Buy | 14,34418,373,116 held (+0%) | $61.21 | $878K | +63.2% | — |
| Sep 30SEC | L.p. 667,Director | Buy | 10,38120,169,767 held (+0%) | $84.24 | $874K | +18.6% | — |
| Sep 30SEC | Julian BakerDirector | Buy | 8,95619,130,090 held (+0%) | $79.40 | $711K | +25.8% | — |
| Sep 30SEC | Julian BakerDirector | Buy | 7,3901,620,567 held (+0%) | $83.95 | $620K | +19.0% | — |
| Sep 30SEC | L.p. 667,Director | Buy | 6,4281,651,168 held (+0%) | $88.65 | $570K | +12.7% | — |
| Sep 30SEC | Julian BakerDirector | Buy | 6,5531,627,120 held (+0%) | $84.85 | $556K | +17.7% | — |
| Sep 30SEC | Julian BakerDirector | Buy | 6,78319,151,983 held (+0%) | $80.23 | $544K | +24.5% | — |
| Sep 30SEC | L.p. 667,Director | Buy | 5,8801,644,740 held (+0%) | $88.57 | $521K | +12.8% | — |
| Sep 30SEC | Baker Bros. Advisors (Gp) LlcDirector | Buy | 8,02118,429,894 held (+0%) | $64.43 | $517K | +55.0% | — |
| Sep 30SEC | Julian BakerDirector | Buy | 5,65419,175,823 held (+0%) | $81.20 | $459K | +23.0% | — |
| Sep 30SEC | L.p. 667,Director | Buy | 4,9321,656,100 held (+0%) | $89.60 | $442K | +11.5% | — |
| Sep 30SEC | L.p. 667,Director | Buy | 4,4851,638,860 held (+0%) | $87.51 | $392K | +14.1% | — |
| Sep 30SEC | Baker Bros. Advisors (Gp) LlcDirector | Buy | 5,38218,435,276 held (+0%) | $67.10 | $361K | +48.8% | — |
| Sep 30SEC | Baker Bros. Advisors (Gp) LlcDirector | Buy | 4,6961,589,857 held (+0%) | $73.08 | $343K | +36.7% | — |
| Sep 30SEC | Baker Bros. Advisors (Gp) LlcDirector | Buy | 4,5771,594,434 held (+0%) | $73.97 | $339K | +35.0% | — |
| Sep 30SEC | L.p. 667,Director | Buy | 3,7901,634,375 held (+0%) | $86.94 | $330K | +14.9% | — |
| Sep 30SEC | Baker Bros. Advisors (Gp) LlcDirector | Buy | 3,6811,600,039 held (+0%) | $76.35 | $281K | +30.8% | — |
| Sep 30SEC | L.p. 667,Director | Buy | 3,11419,519,021 held (+0%) | $86.72 | $270K | +15.2% | — |
| Sep 30SEC | Baker Bros. Advisors (Gp) LlcDirector | Buy | 4,06718,421,873 held (+0%) | $62.96 | $256K | +58.6% | — |
| Sep 30SEC | Baker Bros. Advisors (Gp) LlcDirector | Buy | 2,9691,605,892 held (+0%) | $78.57 | $233K | +27.1% | — |
| Sep 30SEC | Baker Bros. Advisors (Gp) LlcDirector | Buy | 2,8841,602,923 held (+0%) | $77.43 | $223K | +29.0% | — |
| Sep 30SEC | Julian BakerDirector | Buy | 2,3221,629,442 held (+0%) | $85.97 | $200K | +16.2% | — |
| Sep 30SEC | Baker Bros. Advisors (Gp) LlcDirector | Buy | 2,58518,437,861 held (+0%) | $68.37 | $177K | +46.1% | — |
| Sep 30SEC | Baker Bros. Advisors (Gp) LlcDirector | Buy | 2,6661,563,936 held (+0%) | $61.63 | $164K | +62.0% | — |
| Sep 30SEC | Baker Bros. Advisors (Gp) LlcDirector | Buy | 2,3311,567,464 held (+0%) | $68.96 | $161K | +44.8% | — |
| Sep 30SEC | Baker Bros. Advisors (Gp) LlcDirector | Buy | 1,9241,596,358 held (+0%) | $75.52 | $145K | +32.2% | — |
| Sep 30SEC | Julian BakerDirector | Buy | 1,69919,223,691 held (+0%) | $82.68 | $140K | +20.8% | — |
| Sep 30SEC | Julian BakerDirector | Buy | 1,6721,611,870 held (+0%) | $81.82 | $137K | +22.1% | — |
| Sep 30SEC | L.p. 667,Director | Buy | 1,41620,191,214 held (+0%) | $85.89 | $122K | +16.3% | — |
| Sep 30SEC | L.p. 667,Director | Buy | 1,1951,669,643 held (+0%) | $85.40 | $102K | +16.9% | — |
| Sep 30SEC | Julian BakerDirector | Buy | 1,1671,613,177 held (+0%) | $83.16 | $97K | +20.1% | — |
| Sep 30SEC | Julian BakerDirector | Buy | 1,0441,610,198 held (+0%) | $81.31 | $85K | +22.8% | — |
| Sep 30SEC | L.p. 667,Director | Buy | 9571,630,585 held (+0%) | $86.81 | $83K | +15.0% | — |
| Sep 30SEC | Julian BakerDirector | Buy | 1,0241,608,816 held (+0%) | $81.02 | $83K | +23.3% | — |
| Sep 30SEC | Julian BakerDirector | Buy | 1,02719,153,010 held (+0%) | $80.52 | $83K | +24.0% | — |
| Sep 30SEC | Baker Bros. Advisors (Gp) LlcDirector | Buy | 1,0561,568,520 held (+0%) | $71.48 | $75K | +39.7% | — |
| Sep 30SEC | Julian BakerDirector | Buy | 8841,607,327 held (+0%) | $79.71 | $70K | +25.3% | — |
| Sep 30SEC | Julian BakerDirector | Buy | 65119,221,992 held (+0%) | $81.92 | $53K | +21.9% | — |
| Sep 30SEC | Baker Bros. Advisors (Gp) LlcDirector | Buy | 8561,561,270 held (+0%) | $61.21 | $52K | +63.2% | — |
| Sep 30SEC | L.p. 667,Director | Buy | 6191,668,448 held (+0%) | $84.24 | $52K | +18.6% | — |
| Sep 30SEC | Julian BakerDirector | Buy | 5341,606,426 held (+0%) | $79.40 | $42K | +25.8% | — |
| Sep 30SEC | Julian BakerDirector | Buy | 4041,607,731 held (+0%) | $80.23 | $32K | +24.5% | — |
| Sep 30SEC | Baker Bros. Advisors (Gp) LlcDirector | Buy | 4791,564,658 held (+0%) | $64.43 | $31K | +55.0% | — |
| Sep 30SEC | Julian BakerDirector | Buy | 3381,609,154 held (+0%) | $81.20 | $27K | +23.0% | — |
| Sep 30SEC | Julian BakerDirector | Buy | 28319,130,373 held (+0%) | $79.63 | $23K | +25.4% | — |
| Sep 30SEC | Baker Bros. Advisors (Gp) LlcDirector | Buy | 3211,564,979 held (+0%) | $67.10 | $22K | +48.8% | — |
| Sep 30SEC | L.p. 667,Director | Buy | 1861,629,628 held (+0%) | $86.72 | $16K | +15.2% | — |
| Sep 30SEC | Baker Bros. Advisors (Gp) LlcDirector | Buy | 2431,564,179 held (+0%) | $62.96 | $15K | +58.6% | — |
| Sep 30SEC | Baker Bros. Advisors (Gp) LlcDirector | Buy | 1541,565,133 held (+0%) | $68.37 | $11K | +46.1% | — |
| Sep 30SEC | Julian BakerDirector | Buy | 1011,612,010 held (+0%) | $82.68 | $8K | +20.8% | — |
| Sep 30SEC | L.p. 667,Director | Buy | 841,669,727 held (+0%) | $85.89 | $7K | +16.3% | — |
| Sep 30SEC | Julian BakerDirector | Buy | 611,607,792 held (+0%) | $80.52 | $5K | +24.0% | — |
| Sep 30SEC | Julian BakerDirector | Buy | 391,611,909 held (+0%) | $81.92 | $3K | +21.9% | — |
| Sep 30SEC | Julian BakerDirector | Buy | 171,606,443 held (+0%) | $79.63 | $1K | +25.4% | — |
| Jun 5SEC | John A. BorgesonCFO | Sell Plan | 25,896216,034 held (−11%) | $34.01 | $881K | +193.6% | — |
| Jun 5SEC | John A. BorgesonCFO | Sell Plan | 4,104211,930 held (−2%) | $34.67 | $142K | +188.1% | — |
| Apr 2SEC | John A. BorgesonCFO | Sell Plan | 12,477188,147 held (−6%) | $40.29 | $503K | +147.9% | — |
| Apr 2SEC | John A. BorgesonCFO | Sell Plan | 12,692200,624 held (−6%) | $39.14 | $497K | +155.2% | — |
| Apr 2SEC | John A. BorgesonCFO | Sell Plan | 4,231183,916 held (−2%) | $40.88 | $173K | +144.3% | — |
| Apr 2SEC | John A. BorgesonCFO | Sell Plan | 600183,316 held (−0%) | $41.77 | $25K | +139.1% | — |
| Dec 19SEC | Baker Brothers Life Sciences LpDirector | Buy | 2,391,26818,358,772 held (+15%) | $23.00 | $55.0M | +334.2% | — |
| Dec 19SEC | Baker Brothers Life Sciences LpDirector | Buy | 217,4281,560,414 held (+16%) | $23.00 | $5.0M | +334.2% | — |
Insiders at Kodiak Sciences Inc.
| Insider | Bought | Sold | Last filing | Score |
|---|---|---|---|---|
| L.p. 667,Director | $63.4M | — | Sep 30, 2026 | — |
| Baker Brothers Life Sciences LpDirector | $60.0M | — | Dec 19, 2025 | — |
| Baker Bros. Advisors (Gp) LlcDirector | $58.6M | — | Sep 30, 2026 | — |
| Julian BakerDirector | $35.0M | — | Sep 30, 2026 | — |
| John A. BorgesonCFO | — | $2.2M | Jun 5, 2026 | — |
Insider activity at other Health Care companies
Same sector, ranked by insider buying in the last 90 days.
KOD stock: common questions
Are Kodiak Sciences Inc. insiders buying KOD stock?
In the past 12 months, 4 insiders reported open-market purchases of KOD worth $217M. The latest was Director Baker Bros. Advisors (Gp) Llc bought $20.2M of KOD at $72.39 — largest purchase by this insider in our records.
Are Kodiak Sciences Inc. insiders selling KOD stock?
1 insiders reported sales worth $2.2M over the same period.
Where does this data come from?
Every transaction comes from Form 4 filings that insiders must submit to the SEC within two business days of a trade. We pull them from SEC EDGAR every night.
What is KOD's 52-week range?
Over the past year KOD has traded between $11.60 and $99.87. It last closed at $99.87 on Oct 9, 2026.