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 · 2 exercises
InsiderPICKER DONALD HCIK 1266800
→
IssuerMOLECULIN BIOTECH, INC.CIK 1659617
Officer· Chief Science Officer
Since Jul 2019
-34.00
Net shares
Net seller
$102.96
Total sold
0
Open market trades
0B · 0S
6
Total transactions
115.00 acquired · 149.00 disposed
Non-Derivative Transactions4

Common Stock

Direct
M · Option Exercise

Shares

+44.00

Price / share

—

Trade value

—

% of position

6.5%
6/20/2026
672.00→716.00

Common Stock

Direct
F · Tax Withholding

Shares

−13.00

Price / share

$2.88

Trade value

$37.44

% of position

1.8%
6/20/2026
716.00→703.00

Common Stock

Direct
M · Option Exercise

Shares

+71.00

Price / share

—

Trade value

—

% of position

10.1%
6/22/2026
703.00→774.00

Common Stock

Direct
F · Tax Withholding

Shares

−21.00

Price / share

$3.12

Trade value

$65.52

% of position

2.7%
6/22/2026
774.00→753.00
Total

Net shares

+81.00

Net value

-$102.96

Derivative Transactions2

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Common Stock

44.00 shares

Shares

−44.00

Strike price

Held after

19.67K

Exercisable

—

6/20/2026

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Common Stock

50.00 shares

Shares

−71.00

Strike price

Held after

19.60K

Exercisable

—

6/22/2026
PICKER DONALD H — Insider Transaction (Form 4) Filed Jun 25, 2026 | Finecho