CTM
Castellum, Inc.$0.76-0.02 (-2.77%)Prev Close$0.78·MCap$83.3M·P/E—·Vol924.5K·Yield—
▲
Buys (12M)
0
$0.00
▼
Sells (12M)
16
$3.51M
◆
Net Activity
Net Seller
$3.51M
●
Active Insiders
3
last 12 mo
Over the past 12 months, insider activity at Castellum, Inc. (CTM) has been exclusively selling, with 0 insider purchases totaling $0.00 and 16 insider sales totaling $3.51M. The most recent insider transaction was by McMillen Charles Thomas (director), who sold $44.1K worth of shares on Mar 20, 2026. Castellum, Inc. operates in the Technology sector, within the Information Technology Services industry, with a market cap of $83.3M.
CTM Insider Trading Activity
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Mar 20, 2026 | McMillen Charles Thomas | director | Sell | 55,000 | $0.80 | $44.1K | 261,015 |
| Dec 19, 2025 | WRIGHT JAY O | General Counsel, Secretary | Sell | 30,000 | $1.05 | $31.5K | 0 |
| Dec 15, 2025 | WRIGHT JAY O | General Counsel, Secretary | Sell | 18,000 | $1.08 | $19.5K | 0 |
| Dec 10, 2025 | WRIGHT JAY O | General Counsel, Secretary | Sell | 188,000 | $1.19 | $224.1K | 0 |
| Nov 28, 2025 | WRIGHT JAY O | General Counsel, Secretary | Sell | 53,000 | $1.05 | $55.7K | 0 |
| Nov 14, 2025 | WRIGHT JAY O | General Counsel, Secretary | Sell | 100,000 | $1.15 | $115.1K | 0 |
| Nov 11, 2025 | WRIGHT JAY O | General Counsel, Secretary | Sell | 220,000 | $1.17 | $257.2K | 0 |
| Sep 15, 2025 | WRIGHT JAY O | General Counsel, Secretary | Sell | 100,000 | $1.11 | $110.5K | 0 |
| Sep 10, 2025 | WRIGHT JAY O | General Counsel, Secretary | Sell | 233,000 | $1.12 | $261.0K | 0 |
| Sep 5, 2025 | WRIGHT JAY O | General Counsel, Secretary | Sell | 446,700 | $1.12 | $498.4K | 0 |
| Sep 3, 2025 | Fuller Mark C | Insider | Sell | 500,000 | $1.12 | $560.0K | 0 |
| Aug 27, 2025 | WRIGHT JAY O | General Counsel, Secretary | Sell | 64,000 | $1.04 | $66.7K | 0 |
| Aug 22, 2025 | WRIGHT JAY O | General Counsel, Secretary | Sell | 85,000 | $1.04 | $88.4K | 0 |
| Aug 18, 2025 | WRIGHT JAY O | General Counsel, Secretary | Sell | 351,000 | $1.07 | $375.3K | 0 |
| May 19, 2025 | Fuller Mark C | Director | Sell | 500,000 | $1.05 | $524.0K | 0 |
| May 19, 2025 | WRIGHT JAY O | General Counsel, Secretary | Sell | 259,400 | $1.07 | $277.6K | 0 |
| Mar 5, 2025 | Fuller Mark C | Director | Sell | 500,000 | $1.42 | $710.3K | 0 |
| Mar 5, 2025 | WRIGHT JAY O | General Counsel, Secretary | Sell | 500,000 | $1.43 | $717.5K | 0 |
| Sep 4, 2024 | WRIGHT JAY O | General Counsel, Secretary | Buy | 272,300 | $0.16 | $44.7K | 0 |
| Sep 3, 2024 | WRIGHT JAY O | General Counsel, Secretary | Buy | 44,400 | $0.17 | $7.3K | 0 |
| Aug 29, 2024 | WRIGHT JAY O | General Counsel, Secretary | Buy | 61,597 | $0.16 | $10.1K | 0 |
| Aug 28, 2024 | WRIGHT JAY O | General Counsel, Secretary | Buy | 97,903 | $0.16 | $16.0K | 0 |
| Aug 14, 2024 | WRIGHT JAY O | General Counsel, Secretary | Buy | 115,240 | $0.14 | $16.6K | 0 |
| Jun 20, 2024 | WRIGHT JAY O | General Counsel, Secretary | Buy | 124,220 | $0.18 | $22.7K | 0 |
| Jun 13, 2023 | Fuller Mark C | CEO, President | Buy | 1,000 | $0.65 | $649.50 | 0 |
| Mar 31, 2023 | WRIGHT JAY O | See Remarks | Buy | 18,400 | $1.08 | $19.9K | 0 |
| Mar 29, 2023 | WRIGHT JAY O | See Remarks | Buy | 5,595 | $1.13 | $6.3K | 0 |
| Mar 28, 2023 | WRIGHT JAY O | See Remarks | Buy | 7,900 | $1.13 | $8.9K | 0 |
| Mar 24, 2023 | WRIGHT JAY O | See Remarks | Buy | 4,900 | $1.10 | $5.4K | 0 |
| Mar 22, 2023 | WRIGHT JAY O | See Remarks | Buy | 9,400 | $1.07 | $10.1K | 0 |
| Mar 21, 2023 | Champoux Bernard S | Director | Buy | 62,920 | $1.19 | $75.0K | 0 |
| Mar 17, 2023 | WRIGHT JAY O | See remarks | Buy | 16,000 | $1.04 | $16.6K | 0 |
| Mar 15, 2023 | WRIGHT JAY O | See Remarks | Buy | 17,845 | $1.05 | $18.7K | 0 |
| Mar 14, 2023 | WRIGHT JAY O | See Remarks | Buy | 3,200 | $1.08 | $3.5K | 0 |
| Mar 10, 2023 | WRIGHT JAY O | See Remarks | Buy | 10,600 | $11043.02 | $117.06M | 0 |
| Dec 20, 2022 | Kaunitz Emil | Director | Buy | 5,585 | $5353.00 | $29.90M | 0 |
| Dec 5, 2022 | Campbell John Francis | Director | Buy | 8,000 | $9792.00 | $78.34M | 0 |
| Dec 2, 2022 | Champoux Bernard S | Director | Buy | 1,000 | $868.05 | $868.0K | 0 |
| Dec 2, 2022 | Fuller Mark C | Chief Executive Officer | Buy | 1,294 | $1246.00 | $1.61M | 0 |
| Dec 2, 2022 | McMillen Charles Thomas | Director | Buy | 10,567 | $10128.04 | $107.02M | 0 |
| Dec 2, 2022 | WRIGHT JAY O | See Remarks | Buy | 4,600 | $4335.00 | $19.94M | 0 |
| Dec 1, 2022 | Kaunitz Emil | Director | Sell | 10,200 | $9317.14 | $95.03M | 0 |
| Dec 1, 2022 | WRIGHT JAY O | See Remarks | Buy | 5,700 | $5248.00 | $29.91M | 0 |
| Nov 30, 2022 | Fuller Mark C | Chief Executive Officer | Sell | 9,544 | $8016.99 | $76.51M | 0 |
| Nov 30, 2022 | WRIGHT JAY O | See Remarks | Sell | 7,700 | $6547.00 | $50.41M | 0 |
| Nov 29, 2022 | WRIGHT JAY O | See Remarks | Sell | 5,500 | $4102.00 | $22.56M | 0 |
| Nov 28, 2022 | Bell David T | Chief Financial Officer | Sell | 14,724 | $10388.01 | $152.95M | 0 |
| Nov 28, 2022 | Fuller Mark C | Chief Executive Officer | Sell | 4,302 | $2860.00 | $12.30M | 0 |
| Nov 28, 2022 | WRIGHT JAY O | See Remarks | Sell | 15,279 | $10498.99 | $160.41M | 0 |
| Nov 25, 2022 | WRIGHT JAY O | See Remarks | Sell | 5,521 | $2306.92 | $12.74M | 0 |
CTM Insider Buying Activity
The following table shows recent insider purchases of Castellum, Inc. (CTM) stock reported via SEC Form 4 filings.
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Sep 4, 2024 | WRIGHT JAY O | General Counsel, Secretary | Buy | 272,300 | $0.16 | $44.7K | 0 |
| Sep 3, 2024 | WRIGHT JAY O | General Counsel, Secretary | Buy | 44,400 | $0.17 | $7.3K | 0 |
| Aug 29, 2024 | WRIGHT JAY O | General Counsel, Secretary | Buy | 61,597 | $0.16 | $10.1K | 0 |
| Aug 28, 2024 | WRIGHT JAY O | General Counsel, Secretary | Buy | 97,903 | $0.16 | $16.0K | 0 |
| Aug 14, 2024 | WRIGHT JAY O | General Counsel, Secretary | Buy | 115,240 | $0.14 | $16.6K | 0 |
| Jun 20, 2024 | WRIGHT JAY O | General Counsel, Secretary | Buy | 124,220 | $0.18 | $22.7K | 0 |
| Jun 13, 2023 | Fuller Mark C | CEO, President | Buy | 1,000 | $0.65 | $649.50 | 0 |
| Mar 31, 2023 | WRIGHT JAY O | See Remarks | Buy | 18,400 | $1.08 | $19.9K | 0 |
| Mar 29, 2023 | WRIGHT JAY O | See Remarks | Buy | 5,595 | $1.13 | $6.3K | 0 |
| Mar 28, 2023 | WRIGHT JAY O | See Remarks | Buy | 7,900 | $1.13 | $8.9K | 0 |
| Mar 24, 2023 | WRIGHT JAY O | See Remarks | Buy | 4,900 | $1.10 | $5.4K | 0 |
| Mar 22, 2023 | WRIGHT JAY O | See Remarks | Buy | 9,400 | $1.07 | $10.1K | 0 |
| Mar 21, 2023 | Champoux Bernard S | Director | Buy | 62,920 | $1.19 | $75.0K | 0 |
| Mar 17, 2023 | WRIGHT JAY O | See remarks | Buy | 16,000 | $1.04 | $16.6K | 0 |
| Mar 15, 2023 | WRIGHT JAY O | See Remarks | Buy | 17,845 | $1.05 | $18.7K | 0 |
| Mar 14, 2023 | WRIGHT JAY O | See Remarks | Buy | 3,200 | $1.08 | $3.5K | 0 |
| Mar 10, 2023 | WRIGHT JAY O | See Remarks | Buy | 10,600 | $11043.02 | $117.06M | 0 |
| Dec 20, 2022 | Kaunitz Emil | Director | Buy | 5,585 | $5353.00 | $29.90M | 0 |
| Dec 5, 2022 | Campbell John Francis | Director | Buy | 8,000 | $9792.00 | $78.34M | 0 |
| Dec 2, 2022 | Champoux Bernard S | Director | Buy | 1,000 | $868.05 | $868.0K | 0 |
| Dec 2, 2022 | Fuller Mark C | Chief Executive Officer | Buy | 1,294 | $1246.00 | $1.61M | 0 |
| Dec 2, 2022 | McMillen Charles Thomas | Director | Buy | 10,567 | $10128.04 | $107.02M | 0 |
| Dec 2, 2022 | WRIGHT JAY O | See Remarks | Buy | 4,600 | $4335.00 | $19.94M | 0 |
| Dec 1, 2022 | WRIGHT JAY O | See Remarks | Buy | 5,700 | $5248.00 | $29.91M | 0 |
CTM Insider Selling Activity
The following table shows recent insider sales of Castellum, Inc. (CTM) stock reported via SEC Form 4 filings.
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Mar 20, 2026 | McMillen Charles Thomas | director | Sell | 55,000 | $0.80 | $44.1K | 261,015 |
| Dec 19, 2025 | WRIGHT JAY O | General Counsel, Secretary | Sell | 30,000 | $1.05 | $31.5K | 0 |
| Dec 15, 2025 | WRIGHT JAY O | General Counsel, Secretary | Sell | 18,000 | $1.08 | $19.5K | 0 |
| Dec 10, 2025 | WRIGHT JAY O | General Counsel, Secretary | Sell | 188,000 | $1.19 | $224.1K | 0 |
| Nov 28, 2025 | WRIGHT JAY O | General Counsel, Secretary | Sell | 53,000 | $1.05 | $55.7K | 0 |
| Nov 14, 2025 | WRIGHT JAY O | General Counsel, Secretary | Sell | 100,000 | $1.15 | $115.1K | 0 |
| Nov 11, 2025 | WRIGHT JAY O | General Counsel, Secretary | Sell | 220,000 | $1.17 | $257.2K | 0 |
| Sep 15, 2025 | WRIGHT JAY O | General Counsel, Secretary | Sell | 100,000 | $1.11 | $110.5K | 0 |
| Sep 10, 2025 | WRIGHT JAY O | General Counsel, Secretary | Sell | 233,000 | $1.12 | $261.0K | 0 |
| Sep 5, 2025 | WRIGHT JAY O | General Counsel, Secretary | Sell | 446,700 | $1.12 | $498.4K | 0 |
| Sep 3, 2025 | Fuller Mark C | Insider | Sell | 500,000 | $1.12 | $560.0K | 0 |
| Aug 27, 2025 | WRIGHT JAY O | General Counsel, Secretary | Sell | 64,000 | $1.04 | $66.7K | 0 |
| Aug 22, 2025 | WRIGHT JAY O | General Counsel, Secretary | Sell | 85,000 | $1.04 | $88.4K | 0 |
| Aug 18, 2025 | WRIGHT JAY O | General Counsel, Secretary | Sell | 351,000 | $1.07 | $375.3K | 0 |
| May 19, 2025 | Fuller Mark C | Director | Sell | 500,000 | $1.05 | $524.0K | 0 |
| May 19, 2025 | WRIGHT JAY O | General Counsel, Secretary | Sell | 259,400 | $1.07 | $277.6K | 0 |
| Mar 5, 2025 | Fuller Mark C | Director | Sell | 500,000 | $1.42 | $710.3K | 0 |
| Mar 5, 2025 | WRIGHT JAY O | General Counsel, Secretary | Sell | 500,000 | $1.43 | $717.5K | 0 |
| Dec 1, 2022 | Kaunitz Emil | Director | Sell | 10,200 | $9317.14 | $95.03M | 0 |
| Nov 30, 2022 | Fuller Mark C | Chief Executive Officer | Sell | 9,544 | $8016.99 | $76.51M | 0 |
| Nov 30, 2022 | WRIGHT JAY O | See Remarks | Sell | 7,700 | $6547.00 | $50.41M | 0 |
| Nov 29, 2022 | WRIGHT JAY O | See Remarks | Sell | 5,500 | $4102.00 | $22.56M | 0 |
| Nov 28, 2022 | Bell David T | Chief Financial Officer | Sell | 14,724 | $10388.01 | $152.95M | 0 |
| Nov 28, 2022 | Fuller Mark C | Chief Executive Officer | Sell | 4,302 | $2860.00 | $12.30M | 0 |
| Nov 28, 2022 | WRIGHT JAY O | See Remarks | Sell | 15,279 | $10498.99 | $160.41M | 0 |
| Nov 25, 2022 | WRIGHT JAY O | See Remarks | Sell | 5,521 | $2306.92 | $12.74M | 0 |
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