Form 4: Castellum COO Buys Shares
Insider Transaction (Form 4)
Andrew Merriman, Chief Operating Officer of Castellum, Inc., purchased 1,396 shares of common stock on October 1, 2026 for $0.54 per share.
Summary
- Open-market purchase: acquired 1,396 Common Stock at $0.54 ($747) on October 1, 2026; holds 589,927 after (Direct).
Sentiment
Score: 7
Explanation: StockSavvy.ai views this as a bullish signal: an insider made an open-market purchase of $747, committing personal capital to the stock.
Insider Transactions
Andrew Merriman — Officer (Chief Operating Officer)
| Date | Transaction | Security | Shares | Price | Value | Held After |
|---|---|---|---|---|---|---|
| 2026-10-01 | Open-market purchase | Common Stock | 1,396 | $1 | $747 | 589,927 |
Key Dates
| Date | Description |
|---|---|
| 2026-10-01 | Open-market purchase (1,396 shares) |
Keywords
insider transaction, Form 4, CTM, Castellum, Inc., bullish, Andrew Merriman
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