ANDREWS WILLIAM T.

PrivateCIK: 1638459
Location

CAMBRIDGE, MA

ANDREWS WILLIAM T. (Chief Medical Officer) exercised options at CATALYST PHARMACEUTICALS, INC.

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

M · 1 exercise
InsiderANDREWS WILLIAM T.CIK 1638459
Officer· Chief Medical Officer
Since Jun 2025
-743.00
Net shares
Net seller
$0.00
Total acquired
0
Open market trades
0B · 0S
3
Total transactions
3.05K acquired · 3.79K disposed
Non-Derivative Transactions2

Common Stock, par value $0.001 per share

Direct
M · Option Exercise

Shares

+3.05K

Price / share

Trade value

% of position

New position
6/3/2026
0.003.05K

Common Stock, par value $0.001 per share

Direct
F · Tax Withholding

Shares

743.00

Price / share

Trade value

% of position

24.3%
6/3/2026
3.05K2.31K
Total

Net shares

+2.31K

Net value

$0.00

Derivative Transactions1

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Common Stock

3.05K shares

Shares

3.05K

Strike price

Held after

240.19K

Exercisable

6/3/2025
ANDREWS WILLIAM T. — Insider Transaction (Form 4) Filed Jun 5, 2026 | Finecho