Form 4 Tracker
Andrew Merriman

Chief Operating Officer · 4 filings · Latest: Jul 1, 2026

Castellum, Inc.
TickerOwnerRelationshipDateTransactionCost#SharesValue ($)#Shares TotalSEC Filing
CTM
Andrew MerrimanChief Operating OfficerJul 1, 2026
Purchase
$0.6121,202$736538,531
CTM
Andrew MerrimanChief Operating OfficerMar 27, 2026
Purchase
$0.64262,000$1.3K536,000
CTM
Andrew MerrimanChief Operating OfficerMar 18, 2026
Purchase
$0.79833,000$2.4K534,000