Castellum, Inc. (CTM) Insider Trading -- Recent Executive & Director Transactions
7 insiders reported 50 Form 4 transactions for Castellum, Inc. (CTM) over the past 18 months (most recent 2026-10-01). Recent activity: MARTIN TAMMY L (General Counsel and Secretary) Buy 1,396 shares, Bell David T (Chief Financial Officer) Buy 1,396 shares, Ives Glen R (President) Buy 1,700 shares, Merriman Andrew (Chief Operating Officer) Buy 1,396 shares, Merriman Andrew (Chief Operating Officer) Buy 40,000 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-10-01 | MARTIN TAMMY L | General Counsel and Secretary | Buy | 1,396 | $747 |
| 2026-10-01 | Bell David T | Chief Financial Officer | Buy | 1,396 | $747 |
| 2026-10-01 | Ives Glen R | President | Buy | 1,700 | $910 |
| 2026-10-01 | Merriman Andrew | Chief Operating Officer | Buy | 1,396 | $747 |
| 2026-09-09 | Merriman Andrew | Chief Operating Officer | Buy | 40,000 | $24,772 |
| 2026-09-09 | Merriman Andrew | Chief Operating Officer | Buy | 10,000 | $6,200 |
| 2026-07-02 | MARTIN TAMMY L | General Counsel and Secretary | Buy | 1,202 | $736 |
| 2026-07-02 | Bell David T | Chief Financial Officer | Buy | 1,202 | $736 |
| 2026-07-02 | Ives Glen R | President | Buy | 1,262 | $772 |
| 2026-07-02 | Merriman Andrew | Chief Operating Officer | Buy | 1,202 | $736 |
| 2026-03-31 | Merriman Andrew | Chief Operating Officer | Buy | 1,329 | $598 |
| 2026-03-31 | Bell David T | Chief Financial Officer | Buy | 1,329 | $598 |
| 2026-03-31 | MARTIN TAMMY L | General Counsel and Secretary | Buy | 1,329 | $598 |
| 2026-03-27 | Merriman Andrew | Chief Operating Officer | Buy | 2,000 | $1,280 |
| 2026-03-27 | McMillen Charles Thomas | Director | Sell | 30,000 | $21,000 |
| 2026-03-27 | Ives Glen R | President | Buy | 2,000 | $1,240 |
| 2026-03-26 | Ives Glen R | President | Buy | 10,000 | $6,600 |
| 2026-03-20 | McMillen Charles Thomas | Director | Sell | 55,000 | $44,000 |
| 2026-03-18 | Merriman Andrew | Chief Operating Officer | Buy | 3,000 | $2,400 |
| 2025-12-22 | WRIGHT JAY O | General Counsel, Secretary | Sell | 30,000 | $31,500 |
| 2025-12-17 | WRIGHT JAY O | General Counsel, Secretary | Sell | 6,000 | $6,600 |
| 2025-12-17 | WRIGHT JAY O | General Counsel, Secretary | Sell | 12,000 | $12,840 |
| 2025-12-12 | WRIGHT JAY O | General Counsel, Secretary | Sell | 127,000 | $153,670 |
| 2025-12-12 | WRIGHT JAY O | General Counsel, Secretary | Sell | 50,000 | $58,000 |
| 2025-12-12 | WRIGHT JAY O | General Counsel, Secretary | Sell | 11,000 | $12,760 |
Source: SEC Form 4 filings · as of 2026-10-01