| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
Over the past 90 days, insiders at Castellum, Inc. (CTM) have been net buyers, picking up 55,888 shares worth roughly $34K on balance. In the past 30 days, 4 insiders bought and 0 sold. The tilt toward buying has held up recently.
Merriman Andrew (Chief Operating Officer) stands out among recent buyers, now holding an estimated $316K in CTM. Open-market purchases by a top executive tend to carry more weight than sales, which are often driven by diversification or scheduled 10b5-1 plans.
CTM sits in the IT Services industry within the Information Technology sector, so this activity is best read against the sector's broader insider trend.
| Role | Insider | Shares | Value | 30d |
|---|---|---|---|---|
| Other | 7.13M | $7.49M | - | |
| COO | 589.9K | $315.7K | +1.4K | |
| Dir | 231.0K | $162.7K | - | |
| Pres | 202.6K | $108.4K | +1.7K | |
| Dir | 100.0K | - | - |
Buys and sells only
| Date | Insider | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Oct 1, 2026 | Merriman Andrew | Chief Operating Officer | Buy | 1,396 | $0.54 | $747.14 | +0.2% | - | - | |
| Oct 1, 2026 | Martin Tammy L | General Counsel And Secretary | Buy | 1,396 | $0.54 | $747.14 | +9.3% | - | - | |
| Oct 1, 2026 | Ives Glen R | President | Buy | 1,700 | $0.54 | $909.84 | +0.8% | - | - | |
| Oct 1, 2026 | Bell David T | Chief Financial Officer | Buy | 1,396 | $0.54 | $747.14 | +8.1% | - | - | |
| Sep 9, 2026 | Merriman Andrew | Chief Operating Officer | Buy | 50,000 | $0.62 | $30,972.00 | +9.3% | - | - | |
| Jul 1, 2026 | Martin Tammy L | General Counsel And Secretary | Buy | 1,202 | $0.61 | $735.62 | +8.7% | -15.1% | - | |
| Jul 1, 2026 | Ives Glen R | President | Buy | 1,262 | $0.61 | $772.34 | +0.6% | -15.1% | - | |
| Jul 1, 2026 | Merriman Andrew | Chief Operating Officer | Buy | 1,202 | $0.61 | $735.62 | +0.2% | -15.1% | - | |
| Jul 1, 2026 | Bell David T | Chief Financial Officer | Buy | 1,202 | $0.61 | $735.62 | +7.5% | -15.1% | - | |
| Mar 27, 2026 | Ives Glen R | President | Buy | 2,000 | $0.62 | $1,231.40 | +1.0% | +16.8% | - |