MARTIN TAMMY L bought CTM
July 1, 2026 · Form 4 insider transaction
MARTIN TAMMY L bought 1,202 shares of Castellum, Inc. at $0.61 per share, a transaction worth $735.62. The trade was recorded as open-market purchase and disclosed on an SEC Form 4, filed 1 day after the transaction.
Direction
Acquired (buy-side)
Shares
1,202
Price
$0.61
Total value
$735.62
InsiderMARTIN TAMMY L
Role—
CompanyCastellum, Inc. (CTM)
SecurityCommon Stock
Transaction codeP: Open-market purchase
Transaction dateJuly 1, 2026
Filing dateJuly 2, 2026
Shares owned after15,031
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
Pursuant to the terms of the Castellum, Inc. 2025 Employee Stock Purchase Plan, the reporting person purchased 1,202 shares of common stock of the Registrant. The per share purchase price was calculated at a discount of fifteen percent to the closing price of the Registrant's common stock as quoted on the NYSE American LLC on June 30, 2026.