CHOW GREGORY K. (CFO) exercised options at SUTRO BIOPHARMA, INC.
Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.
M · 1 exercise
Filed: 6/2/2026ACC: 0001761333-26-000005
0.00
Net shares
Net seller
$0.00
Total acquired
0
Open market trades
0B · 0S
2
Total transactions
2.50K acquired · 2.50K disposed
Non-Derivative Transactions1
Common Stock
Direct
Shares
+2.50K
Price / share
—
Trade value
—
% of position
112.4%
6/2/2026
2.23K→4.72K
Total
Net shares
+2.50K
Net value
$0.00
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 6/2/2026 | M · Option Exercise | +2.50K | — | — | 112.4% | 2.23K | 4.72K |
| Total | +2.50K | $0.00 | ||||||
Derivative Transactions1
Restricted Stock Units (RSUs)
Direct
Converts to
Common Stock
2.50K shares
Shares
−2.50K
Strike price
Held after
7.50K
Exercisable
—
6/2/2026
| Security | Converts To | Date | Type | Shares | Strike Price | Exercisable | Held After |
|---|---|---|---|---|---|---|---|
| Restricted Stock Units (RSUs) Direct | Common Stock2.50K shares | 6/2/2026 | M · Option Exercise | −2.50K | — | 7.50K |