Merriman Andrew purchased $736 of CTM
Merriman Andrew (Chief Operating Officer) purchased 1,202 shares of Castellum, Inc. (CTM) at $0.61 on 2026-07-01.
How this was made
The 30-second read
Why it matters
The disclosure provides a concrete datapoint on insider behavior, but the transaction size is small relative to typical market-moving thresholds.
Market read
Traders may note insider buying, but the disclosed value is too small to expect a meaningful repricing.
What to watch
No 10b5-1 plan is cited, but the small size and lack of follow-on context limit interpretability.
Background
This is an SEC Form 4 insider transaction for Castellum, Inc. (CTM), reported by the COO.
Ticker impact
Castellum COO Merriman Andrew filed a Form 4 open-market purchase of 1,202 shares at $0.6120 on 2026-07-01.
Low likelihood of a sustained price move; any reaction is likely limited and short-lived.
The transaction is disclosed via Form 4 and is specific, but the dollar value ($735.62) is small and does not indicate a material change in company outlook.
Market effects
No sector read-through; this is a routine insider transaction disclosure.
None indicated.
None indicated.
Counterpoint
The buy may be routine (e.g., compensation-related liquidity needs) and does not necessarily signal improved fundamentals.
Key entities
- issuerCastellum, Inc.
Subject of the Form 4 insider transaction disclosure.
- insiderMerriman Andrew
Chief Operating Officer who purchased 1,202 shares open-market.

