David T. Bell - 11 Nov 2025 Form 4 Insider Report for Castellum, Inc. (CTM)

Role
Chief Financial Officer, Treasurer
Signature
/s/ David T. Bell
Issuer symbol
CTM
Transactions as of
11 Nov 2025
Transactions value $
$0
Form type
4
Filing time
13 Nov 2025, 06:53:02 UTC
Previous filing
03 Apr 2023
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Bell David T Chief Financial Officer, Treasurer 1934 OLD GALLOWS ROAD, SUITE 350, VIENNA /s/ David T. Bell 13 Nov 2025 0001944338

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction CTM Stock Options Award $0 +225K $0.00 225K 11 Nov 2025 Common Stock 225K $1.19 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 In connection with his continued employment, on November 11, 2025 Mr. Bell received 225,000 stock options issued pursuant to the Castellum, Inc. Second Amended 2021 Stock Incentive Plan to purchase 225,000 shares of common stock which vest ratably over twenty months, commencing December 1, 2025.