PICKER DONALD H

PrivateCIK: 1266800
Location

HOUSTON, TX

PICKER DONALD H (Chief Science Officer) exercised options at MOLECULIN BIOTECH, INC.

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

M · 1 exercise
InsiderPICKER DONALD HCIK 1266800
IssuerMOLECULIN BIOTECH, INC.CIK 1659617
Officer· Chief Science Officer
Since Jul 2019
-2.13K
Net shares
Net seller
$1.1K
Total sold
0
Open market trades
0B · 0S
3
Total transactions
8.75K acquired · 10.88K disposed
Non-Derivative Transactions2

Common Stock

Direct
M · Option Exercise

Shares

+8.75K

Price / share

Trade value

% of position

86.2%
11/4/2025
10.15K18.90K

Common Stock

Direct
F · Tax Withholding

Shares

2.13K

Price / share

$0.50

Trade value

$1.06K

% of position

11.3%
11/4/2025
18.90K16.77K
Total

Net shares

+6.62K

Net value

-$1.06K

Derivative Transactions1

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Common Stock

8.75K shares

Shares

8.75K

Strike price

Held after

95.51K

Exercisable

11/4/2025
PICKER DONALD H — Insider Transaction (Form 4) Filed Nov 6, 2025 | Finecho