CHOW GREGORY K.

PrivateCIK: 1761333
Location

SOUTH SAN FRANCISCO, CA

InsiderCHOW GREGORY K.CIK 1761333
IssuerSUTRO BIOPHARMA, INC.CIK 1382101
Officer· CFO
Since Mar 2026
+375K
Net shares
Net buyer
$0.00
Total acquired
0
Open market trades
0B · 0S
2
Total transactions
375K acquired
Non-Derivative Transactions0
No non-derivative transactions reported
Derivative Transactions2

Stock Option (right to buy)

Direct
A · Award
Converts to

Common Stock

275K shares

Shares

+275K

Strike price

0.90

Held after

275K

Exercisable

6/2/2025

Restricted Stock Unit (RSU)

Direct
A · Award
Converts to

Common Stock

100K shares

Shares

+100K

Strike price

Held after

100K

Exercisable

6/2/2025
CHOW GREGORY K. — Insider Transaction (Form 4) Filed Jun 2, 2025 | Finecho