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
-8.92K
Net shares
Net seller
$24.0K
Total sold
0
Open market trades
0B · 0S
3
Total transactions
25K acquired · 33.92K disposed
Non-Derivative Transactions2

Common Stock

Direct
M · Option Exercise

Shares

+25K

Price / share

Trade value

% of position

46.1%
12/1/2024
54.26K79.26K

Common Stock

Direct
F · Tax Withholding

Shares

8.92K

Price / share

$2.69

Trade value

$23.99K

% of position

11.3%
12/1/2024
79.26K70.34K
Total

Net shares

+16.08K

Net value

-$23.99K

Derivative Transactions1

Restricted Stock Unit (RSU)

Direct
M · Option Exercise
Converts to

Common Stock

25K shares

Shares

25K

Strike price

Held after

75K

Exercisable

12/1/2024