CHUNG JANE

PrivateCIK: 1872398
Location

SOUTH SAN FRANCISCO, CA

CHUNG JANE (Chief Commercial Officer) exercised options at SUTRO BIOPHARMA, INC.

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 1 exercise
InsiderCHUNG JANECIK 1872398
IssuerSUTRO BIOPHARMA, INC.CIK 1382101
Officer· Chief Commercial Officer
Since Aug 2021
-2.21K
Net shares
Net seller
$10.6K
Total sold
0
Open market trades
0B · 0S
3
Total transactions
7.88K acquired · 10.08K disposed
Non-Derivative Transactions2

Common Stock

Direct
M · Option Exercise

Shares

+7.88K

Price / share

Trade value

% of position

21.6%
3/4/2024
36.53K44.41K

Common Stock

Direct
F · Tax Withholding

Shares

2.21K

Price / share

$4.79

Trade value

$10.58K

% of position

5.0%
3/4/2024
44.41K42.20K
Total

Net shares

+5.67K

Net value

-$10.58K

Derivative Transactions1

Restricted Stock Unit (RSU)

Direct
M · Option Exercise
Converts to

Common Stock

7.88K shares

Shares

7.88K

Strike price

Held after

15.75K

Exercisable

3/4/2024
CHUNG JANE — Insider Transaction (Form 4) Filed Mar 6, 2024 | Finecho