Fuller Mark C

Castellum, Inc. · otherFormer Officer & Affiliate

Fuller Mark C is listed in public filings as other: Former Officer and Affiliate. This Fuller Mark C insider trading page organizes Form 4 disclosures, reported purchases and sales, transaction dates, share amounts, related issuers, and historical insider activity so readers can review the person's public trading record in one place. Companies and tickers connected to this insider trading profile include Castellum, Inc. (CTM). Investors use Fuller Mark C's insider trading disclosures to study buying and selling patterns, position changes, company-specific activity, and the source evidence behind each reported transaction.

Latest Actions

CompanyHolding ValueLast TransactionAmountTransaction PriceCurrent Price
Castellum, Inc.CTM$6.8M6.1M sharesSellSep 3, 2025$560.0K500k shares$1.12--

Insider Trades History

CompanyHolding ValueLast TransactionAmountTransaction PriceCurrent Price
Castellum, Inc.CTM$6.9M6.6M sharesSellMay 19, 2025$524.0K500k shares$1.05--
Castellum, Inc.CTM$9.5M7.1M sharesSellMar 6, 2025$299.7K225k shares$1.33--
Castellum, Inc.CTM$11M7.3M sharesSellMar 5, 2025$410.6K275k shares$1.49--
Castellum, Inc.CTM--7.6M sharesOtherMar 5, 2025Disclosure amount unavailable50k shares----
Fuller Mark C | TradingNote