NEWELL WILLIAM J

PrivateCIK: 1309660
Location

VANCOUVER, A1

NEWELL WILLIAM J (CEO & President) exercised options at SUTRO BIOPHARMA, INC.

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

M · 1 exercise
InsiderNEWELL WILLIAM JCIK 1309660
IssuerSUTRO BIOPHARMA, INC.CIK 1382101
DirectorOfficer· CEO & President
Since Sep 2018
-11.14K
Net shares
Net seller
$15.8K
Total sold
0
Open market trades
0B · 0S
3
Total transactions
31.13K acquired · 42.26K disposed
Non-Derivative Transactions2

Common Stock

Direct
M · Option Exercise

Shares

+31.13K

Price / share

Trade value

% of position

11.9%
3/4/2025
260.50K291.63K

Common Stock

Direct
F · Tax Withholding

Shares

11.14K

Price / share

$1.42

Trade value

$15.81K

% of position

3.8%
3/4/2025
291.63K280.49K
Total

Net shares

+19.99K

Net value

-$15.81K

Derivative Transactions1

Restricted Stock Unit (RSU)

Direct
M · Option Exercise
Converts to

Common Stock

31.13K shares

Shares

31.13K

Strike price

Held after

31.13K

Exercisable

3/4/2025
Non-Derivative Holdings (Post-Transaction)1

Common Stock

Indirect
Shares owned116.53K
Total
116.53K indirect116.53K
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
NEWELL WILLIAM J — Insider Transaction (Form 4) Filed Mar 6, 2025 | Finecho