BAKER BROS. ADVISORS LP

PrivateCIK: 1263508
Location

NEW YORK, NY

BAKER BROS. ADVISORS LP purchased 4.4% of their position (807.84K shares) of KODIAK SCIENCES INC. on the open market

Open‑market purchase worth $58.63M — a small addition. The strongest form of insider conviction signal.

P · 30 purchases
InsiderBAKER BROS. ADVISORS LPCIK 1263508
→
IssuerKODIAK SCIENCES INC.CIK 1468748
Director10% Owner
Since Oct 2018
+807.84K
Net shares
Net buyer
$58.63M
Total acquired
30
Open market trades
30B · 0S
30
Total transactions
807.84K acquired
Non-Derivative Transactions30

Common Stock

Indirect
P · Purchase

Shares

+856.00

Price / share

$61.21

Trade value

$52.40K

% of position

0.1%
9/28/2026
1.56M→1.56M

Common Stock

Indirect
P · Purchase

Shares

+14.34K

Price / share

$61.21

Trade value

$878K

% of position

0.1%
9/28/2026
18.36M→18.37M

Common Stock

Indirect
P · Purchase

Shares

+2.67K

Price / share

$61.63

Trade value

$164.29K

% of position

0.2%
9/28/2026
1.56M→1.56M

Common Stock

Indirect
P · Purchase

Shares

+44.69K

Price / share

$61.63

Trade value

$2.75M

% of position

0.2%
9/28/2026
18.37M→18.42M

Common Stock

Indirect
P · Purchase

Shares

+243.00

Price / share

$62.96

Trade value

$15.30K

% of position

0.0%
9/28/2026
1.56M→1.56M

Common Stock

Indirect
P · Purchase

Shares

+4.07K

Price / share

$62.96

Trade value

$256.07K

% of position

0.0%
9/28/2026
18.42M→18.42M

Common Stock

Indirect
P · Purchase

Shares

+479.00

Price / share

$64.43

Trade value

$30.86K

% of position

0.0%
9/28/2026
1.56M→1.56M

Common Stock

Indirect
P · Purchase

Shares

+8.02K

Price / share

$64.43

Trade value

$516.77K

% of position

0.0%
9/28/2026
18.42M→18.43M

Common Stock

Indirect
P · Purchase

Shares

+321.00

Price / share

$67.10

Trade value

$21.54K

% of position

0.0%
9/28/2026
1.56M→1.56M

Common Stock

Indirect
P · Purchase

Shares

+5.38K

Price / share

$67.10

Trade value

$361.11K

% of position

0.0%
9/28/2026
18.43M→18.44M

Common Stock

Indirect
P · Purchase

Shares

+154.00

Price / share

$68.37

Trade value

$10.53K

% of position

0.0%
9/28/2026
1.56M→1.57M

Common Stock

Indirect
P · Purchase

Shares

+2.58K

Price / share

$68.37

Trade value

$176.75K

% of position

0.0%
9/28/2026
18.44M→18.44M

Common Stock

Indirect
P · Purchase

Shares

+2.33K

Price / share

$68.96

Trade value

$160.74K

% of position

0.1%
9/28/2026
1.57M→1.57M

Common Stock

Indirect
P · Purchase

Shares

+39.07K

Price / share

$68.96

Trade value

$2.69M

% of position

0.2%
9/28/2026
18.44M→18.48M

Common Stock

Indirect
P · Purchase

Shares

+1.06K

Price / share

$71.48

Trade value

$75.49K

% of position

0.1%
9/28/2026
1.57M→1.57M

Common Stock

Indirect
P · Purchase

Shares

+17.70K

Price / share

$71.48

Trade value

$1.27M

% of position

0.1%
9/28/2026
18.48M→18.49M

Common Stock

Indirect
P · Purchase

Shares

+16.64K

Price / share

$72.39

Trade value

$1.20M

% of position

1.1%
9/28/2026
1.57M→1.59M

Common Stock

Indirect
P · Purchase

Shares

+278.98K

Price / share

$72.39

Trade value

$20.19M

% of position

1.5%
9/28/2026
18.49M→18.77M

Common Stock

Indirect
P · Purchase

Shares

+4.70K

Price / share

$73.08

Trade value

$343.17K

% of position

0.3%
9/28/2026
1.59M→1.59M

Common Stock

Indirect
P · Purchase

Shares

+78.73K

Price / share

$73.08

Trade value

$5.75M

% of position

0.4%
9/28/2026
18.77M→18.85M

Common Stock

Indirect
P · Purchase

Shares

+4.58K

Price / share

$73.97

Trade value

$338.55K

% of position

0.3%
9/28/2026
1.59M→1.59M

Common Stock

Indirect
P · Purchase

Shares

+76.72K

Price / share

$73.97

Trade value

$5.68M

% of position

0.4%
9/28/2026
18.85M→18.93M

Common Stock

Indirect
P · Purchase

Shares

+1.92K

Price / share

$75.52

Trade value

$145.29K

% of position

0.1%
9/28/2026
1.59M→1.60M

Common Stock

Indirect
P · Purchase

Shares

+32.26K

Price / share

$75.52

Trade value

$2.44M

% of position

0.2%
9/28/2026
18.93M→18.96M

Common Stock

Indirect
P · Purchase

Shares

+3.68K

Price / share

$76.34

Trade value

$281.03K

% of position

0.2%
9/28/2026
1.60M→1.60M

Common Stock

Indirect
P · Purchase

Shares

+61.70K

Price / share

$76.34

Trade value

$4.71M

% of position

0.3%
9/28/2026
18.96M→19.02M

Common Stock

Indirect
P · Purchase

Shares

+2.88K

Price / share

$77.43

Trade value

$223.31K

% of position

0.2%
9/28/2026
1.60M→1.60M

Common Stock

Indirect
P · Purchase

Shares

+48.35K

Price / share

$77.43

Trade value

$3.74M

% of position

0.3%
9/28/2026
19.02M→19.07M

Common Stock

Indirect
P · Purchase

Shares

+2.97K

Price / share

$78.57

Trade value

$233.27K

% of position

0.2%
9/28/2026
1.60M→1.61M

Common Stock

Indirect
P · Purchase

Shares

+49.77K

Price / share

$78.57

Trade value

$3.91M

% of position

0.3%
9/28/2026
19.07M→19.12M
Total

Net shares

+807.84K

Net value

$58.63M

Derivative Transactions0
No derivative transactions reported
BAKER BROS. ADVISORS LP — Insider Transaction (Form 4) Filed Sep 30, 2026 | Finecho