Are KOD insiders buying or selling?

Between Sep 28, 2026 and Sep 28, 2026, 1 Kodiak Sciences Inc. insider made 82 open-market purchases worth $157M and no sales, a net purchase of $157M.

How much KOD stock have insiders bought and sold in the last two years?

Between Jul 01, 2024 and Jun 30, 2026, 2 Kodiak Sciences Inc. insiders made 2 open-market purchases worth $60M and 7 sales worth $2.2M. 6 of the sales were pre-scheduled under a Rule 10b5-1 plan. In the four quarters to Jun 30, 2026: 2 purchases ($60M) and 6 sales ($2.2M). The largest purchase was Baker Brothers Life Sciences LP buying $55M on Dec 18, 2025. The largest sale was Borgeson John A. selling $880.7K on Jun 04, 2026.

What was the largest recent KOD insider trade?

Baker Bros. Advisors LP (Director · 10% Owner) bought $20.2M of KOD stock on Sep 28, 2026 at about $72.39 a share.

When did an insider last buy KOD shares?

The most recent open-market purchase on file is Baker Bros. Advisors LP (Director · 10% Owner) buying $1.7M on Sep 29, 2026. The largest purchase in the period was $20.2M by Baker Bros. Advisors LP.

Where does KOD insider trading data come from?

From the Form 4 filings Kodiak Sciences Inc.'s officers, directors and 10% owners must send the SEC within two business days of a trade. Each row on this page links to its original filing on SEC EDGAR. Share grants and option exercises are kept apart from open-market purchases and sales, because only the latter cost the insider their own money.

KOD

Kodiak Sciences Inc.

Insiders buying nowCIK 1468748

Kodiak Sciences Inc. insider trading

Insiders at Kodiak Sciences Inc. have been buying its stock on the open market. The largest purchase in the last 30 days was Baker Bros. Advisors LP (Director · 10% Owner) buying $20.2M of KOD, filed Sep 30, 2026. Every open-market purchase and sale its officers, directors and 10% owners filed in that time is listed below, each linked to the original Form 4.

Bought on the open market: $157M
Sold: —
Insiders: 1
Latest trade: Sep 28, 2026

From SEC filings · last 30 days

Recent KOD insider transactions

Baker Bros. Advisors LPDirector · 10% Owner
Bought 278,978 sh at $72.39 · Sep 28, 2026
$20.2M
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 196,608 sh at $89.86 · Sep 28, 2026
$17.7M
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 123,888 sh at $83.95 · Sep 28, 2026
$10.4M
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 107,772 sh at $88.65 · Sep 28, 2026
$9.6M
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 109,842 sh at $84.85 · Sep 28, 2026
$9.3M
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 98,561 sh at $88.57 · Sep 28, 2026
$8.7M
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 82,673 sh at $89.60 · Sep 28, 2026
$7.4M
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 75,176 sh at $87.51 · Sep 28, 2026
$6.6M
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 78,726 sh at $73.08 · Sep 28, 2026
$5.8M
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 76,723 sh at $73.97 · Sep 28, 2026
$5.7M
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 63,539 sh at $86.94 · Sep 28, 2026
$5.5M
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 61,700 sh at $76.34 · Sep 28, 2026
$4.7M
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 49,771 sh at $78.57 · Sep 28, 2026
$3.9M
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 48,350 sh at $77.43 · Sep 28, 2026
$3.7M
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 38,932 sh at $85.97 · Sep 28, 2026
$3.3M
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 44,690 sh at $61.63 · Sep 28, 2026
$2.8M
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 39,066 sh at $68.96 · Sep 28, 2026
$2.7M
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 32,261 sh at $75.52 · Sep 28, 2026
$2.4M
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 28,028 sh at $81.82 · Sep 28, 2026
$2.3M
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 20,031 sh at $85.40 · Sep 29, 2026
$1.7M
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 19,554 sh at $83.16 · Sep 28, 2026
$1.6M
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 17,490 sh at $81.31 · Sep 28, 2026
$1.4M
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 16,036 sh at $86.81 · Sep 28, 2026
$1.4M
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 17,159 sh at $81.02 · Sep 28, 2026
$1.4M
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 17,698 sh at $71.48 · Sep 28, 2026
$1.3M
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 16,641 sh at $72.39 · Sep 28, 2026
$1.2M
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 14,827 sh at $79.71 · Sep 28, 2026
$1.2M
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 11,729 sh at $89.86 · Sep 28, 2026
$1.1M
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 14,344 sh at $61.21 · Sep 28, 2026
$878K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 10,381 sh at $84.24 · Sep 29, 2026
$874.5K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 8,956 sh at $79.40 · Sep 28, 2026
$711.1K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 7,390 sh at $83.95 · Sep 28, 2026
$620.4K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 6,428 sh at $88.65 · Sep 28, 2026
$569.8K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 6,553 sh at $84.85 · Sep 28, 2026
$556.1K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 6,783 sh at $80.23 · Sep 28, 2026
$544.2K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 5,880 sh at $88.57 · Sep 28, 2026
$520.8K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 8,021 sh at $64.43 · Sep 28, 2026
$516.8K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 5,654 sh at $81.20 · Sep 28, 2026
$459.1K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 4,932 sh at $89.60 · Sep 28, 2026
$441.9K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 4,485 sh at $87.51 · Sep 28, 2026
$392.5K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 5,382 sh at $67.10 · Sep 28, 2026
$361.1K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 4,696 sh at $73.08 · Sep 28, 2026
$343.2K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 4,577 sh at $73.97 · Sep 28, 2026
$338.6K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 3,790 sh at $86.94 · Sep 28, 2026
$329.5K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 3,681 sh at $76.34 · Sep 28, 2026
$281K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 3,114 sh at $86.72 · Sep 28, 2026
$270.1K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 4,067 sh at $62.96 · Sep 28, 2026
$256.1K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 2,969 sh at $78.57 · Sep 28, 2026
$233.3K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 2,884 sh at $77.43 · Sep 28, 2026
$223.3K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 2,322 sh at $85.97 · Sep 28, 2026
$199.6K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 2,585 sh at $68.37 · Sep 28, 2026
$176.7K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 2,666 sh at $61.63 · Sep 28, 2026
$164.3K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 2,331 sh at $68.96 · Sep 28, 2026
$160.7K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 1,924 sh at $75.52 · Sep 28, 2026
$145.3K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 1,699 sh at $82.68 · Sep 28, 2026
$140.5K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 1,672 sh at $81.82 · Sep 28, 2026
$136.8K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 1,416 sh at $85.89 · Sep 29, 2026
$121.6K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 1,195 sh at $85.40 · Sep 29, 2026
$102.1K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 1,167 sh at $83.16 · Sep 28, 2026
$97K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 1,044 sh at $81.31 · Sep 28, 2026
$84.9K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 957 sh at $86.81 · Sep 28, 2026
$83.1K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 1,024 sh at $81.02 · Sep 28, 2026
$83K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 1,027 sh at $80.52 · Sep 28, 2026
$82.7K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 1,056 sh at $71.48 · Sep 28, 2026
$75.5K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 884 sh at $79.71 · Sep 28, 2026
$70.5K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 651 sh at $81.92 · Sep 28, 2026
$53.3K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 856 sh at $61.21 · Sep 28, 2026
$52.4K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 619 sh at $84.24 · Sep 29, 2026
$52.1K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 534 sh at $79.40 · Sep 28, 2026
$42.4K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 404 sh at $80.23 · Sep 28, 2026
$32.4K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 479 sh at $64.43 · Sep 28, 2026
$30.9K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 338 sh at $81.20 · Sep 28, 2026
$27.4K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 283 sh at $79.63 · Sep 28, 2026
$22.5K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 321 sh at $67.10 · Sep 28, 2026
$21.5K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 186 sh at $86.72 · Sep 28, 2026
$16.1K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 243 sh at $62.96 · Sep 28, 2026
$15.3K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 154 sh at $68.37 · Sep 28, 2026
$10.5K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 101 sh at $82.68 · Sep 28, 2026
$8.4K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 84 sh at $85.89 · Sep 29, 2026
$7.2K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 61 sh at $80.52 · Sep 28, 2026
$4.9K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 39 sh at $81.92 · Sep 28, 2026
$3.2K
Filing
Baker Bros. Advisors LPDirector · 10% Owner
Bought 17 sh at $79.63 · Sep 28, 2026
$1.4K
Filing

SEC Form 4 data, Q3 2024 to Q2 2026

KOD insider trading by quarter

Between Jul 01, 2024 and Jun 30, 2026, 2 insiders traded KOD on the open market: 2 purchases worth $60M and 7 sales worth $2.2M, 6 of the sales pre-scheduled under a 10b5-1 plan. In the last four quarters alone: 2 purchases ($60M) and 6 sales ($2.2M), by 2 insiders.

Quarter	Bought	Sold	Insiders
Q2 2026	—	−$2.2M6 sales · all on a plan	1
Q1 2026	—	—	—
Q4 2025	+$60M2 buys	—	1
Q3 2025	—	—	—
Q2 2025	—	−$2.6K1 sale	1
Q1 2025	—	—	—
Q4 2024	—	—	—
Q3 2024	—	—	—

Largest purchase: +$55M of KOD by Baker Brothers Life Sciences LP (Director · 10% Owner) on Dec 18, 2025.
Largest sale: −$880.7K of KOD by Borgeson John A. (Chief Financial Officer) on Jun 04, 2026, under a 10b5-1 plan.

Open-market transactions through Jun 30, 2026most recent first

Borgeson John A.10b5-1
Chief Financial Officer
−$880.7K
Jun 04, 2026
25,896 sh · $34.01
Borgeson John A.10b5-1
Chief Financial Officer
−$142.3K
Jun 04, 2026
4,104 sh · $34.67
Borgeson John A.10b5-1
Chief Financial Officer
−$502.7K
Apr 02, 2026
12,477 sh · $40.29
Borgeson John A.10b5-1
Chief Financial Officer
−$496.8K
Apr 02, 2026
12,692 sh · $39.14
Borgeson John A.10b5-1
Chief Financial Officer
−$173K
Apr 02, 2026
4,231 sh · $40.88
Borgeson John A.10b5-1
Chief Financial Officer
−$25.1K
Apr 02, 2026
600 sh · $41.77
Baker Brothers Life Sciences LP
Director · 10% Owner
+$55M
Dec 18, 2025
2,391,268 sh · $23.00
Baker Brothers Life Sciences LP
Director · 10% Owner
+$5M
Dec 18, 2025
217,428 sh · $23.00
Borgeson John A.
Executive Vice President and Chief Financial Officer
−$2.6K
Jun 17, 2025
723 sh · $3.65

Date	Insider	Shares	Price	Value
Jun 04, 2026	Borgeson John A.10b5-1Chief Financial Officer	25,896	$34.01	−$880.7K
Jun 04, 2026	Borgeson John A.10b5-1Chief Financial Officer	4,104	$34.67	−$142.3K
Apr 02, 2026	Borgeson John A.10b5-1Chief Financial Officer	12,477	$40.29	−$502.7K
Apr 02, 2026	Borgeson John A.10b5-1Chief Financial Officer	12,692	$39.14	−$496.8K
Apr 02, 2026	Borgeson John A.10b5-1Chief Financial Officer	4,231	$40.88	−$173K
Apr 02, 2026	Borgeson John A.10b5-1Chief Financial Officer	600	$41.77	−$25.1K
Dec 18, 2025	Baker Brothers Life Sciences LPDirector · 10% Owner	2,391,268	$23.00	+$55M
Dec 18, 2025	Baker Brothers Life Sciences LPDirector · 10% Owner	217,428	$23.00	+$5M
Jun 17, 2025	Borgeson John A.Executive Vice President and Chief Financial Officer	723	$3.65	−$2.6K

From SEC's quarterly Form 3, 4 and 5 data sets: code P purchases and code S sales of common stock, by the date the trade happened. Where a fund and the people who control it each report the same block, it is counted once. Trades made in the last days of Q2 2026 but filed after it closed arrive with SEC's next quarterly release.

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Questions

Are KOD insiders buying or selling?: Between Sep 28, 2026 and Sep 28, 2026, 1 Kodiak Sciences Inc. insider made 82 open-market purchases worth $157M and no sales, a net purchase of $157M.
How much KOD stock have insiders bought and sold in the last two years?: Between Jul 01, 2024 and Jun 30, 2026, 2 Kodiak Sciences Inc. insiders made 2 open-market purchases worth $60M and 7 sales worth $2.2M. 6 of the sales were pre-scheduled under a Rule 10b5-1 plan. In the four quarters to Jun 30, 2026: 2 purchases ($60M) and 6 sales ($2.2M). The largest purchase was Baker Brothers Life Sciences LP buying $55M on Dec 18, 2025. The largest sale was Borgeson John A. selling $880.7K on Jun 04, 2026.
What was the largest recent KOD insider trade?: Baker Bros. Advisors LP (Director · 10% Owner) bought $20.2M of KOD stock on Sep 28, 2026 at about $72.39 a share.
When did an insider last buy KOD shares?: The most recent open-market purchase on file is Baker Bros. Advisors LP (Director · 10% Owner) buying $1.7M on Sep 29, 2026. The largest purchase in the period was $20.2M by Baker Bros. Advisors LP.
Where does KOD insider trading data come from?: From the Form 4 filings Kodiak Sciences Inc.'s officers, directors and 10% owners must send the SEC within two business days of a trade. Each row on this page links to its original filing on SEC EDGAR. Share grants and option exercises are kept apart from open-market purchases and sales, because only the latter cost the insider their own money.

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