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 · 2 exercises
InsiderNEWELL WILLIAM JCIK 1309660
IssuerSUTRO BIOPHARMA, INC.CIK 1382101
DirectorOfficer· CEO & President
Since Sep 2018
-25.20K
Net shares
Net seller
$40.1K
Total sold
0
Open market trades
0B · 0S
5
Total transactions
65.50K acquired · 90.70K disposed
Non-Derivative Transactions3

Common Stock

Direct
M · Option Exercise

Shares

+23.75K

Price / share

Trade value

% of position

10.8%
3/1/2025
220.20K243.95K

Common Stock

Direct
M · Option Exercise

Shares

+41.75K

Price / share

Trade value

% of position

17.1%
3/1/2025
243.95K285.70K

Common Stock

Direct
F · Tax Withholding

Shares

25.20K

Price / share

$1.59

Trade value

$40.07K

% of position

8.8%
3/1/2025
285.70K260.50K
Total

Net shares

+40.30K

Net value

-$40.07K

Derivative Transactions2

Restricted Stock Unit (RSU)

Direct
M · Option Exercise
Converts to

Common Stock

23.75K shares

Shares

23.75K

Strike price

Held after

47.50K

Exercisable

3/1/2025

Restricted Stock Unit (RSU)

Direct
M · Option Exercise
Converts to

Common Stock

41.75K shares

Shares

41.75K

Strike price

Held after

125.25K

Exercisable

3/1/2025
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 4, 2025 | Finecho