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Are Castellum Insiders Buying or Selling?
Castellum (CTM) has had 6 insider transactions in the past 90 days, all buys — insider buying is generally read as a bullish signal. The most recent was TAMMY MARTIN, who bought 1,396 shares at $0.54 on October 1, 2026.
Insider trading patterns can signal confidence or concern from the people who know the company best. AltIndex tracks insider transactions as one of 25+ alternative data signals in the CTM AI Score. For government officials trading this stock, see CTM congressional trading.
Who’s Trading Castellum Stock?
| Insider | Activity | Trades | Last Trade |
|---|---|---|---|
| JAY WRIGHT | Sold $3M | 28 | Dec 19, 2025 |
| Mark Fuller | Sold $1.8M | 4 | Sep 3, 2025 |
| McMillen Charles Thomas | Sold $65,000 | 2 | Mar 25, 2026 |
| Andrew Merriman | Bought $36,000 | 6 | Oct 1, 2026 |
| Glen Ives | Bought $9,600 | 4 | Oct 1, 2026 |
| TAMMY MARTIN | Bought $1,500 | 2 | Oct 1, 2026 |
Recent Castellum Insider Transactions
| Insider | Transaction Date | Type | Shares | Price | Value |
|---|---|---|---|---|---|
| TAMMY MARTIN | Oct 1, 2026 | Buy | 1,396 | $0.54 | $750 |
| David Bell | Oct 1, 2026 | Buy | 1,396 | $0.54 | $750 |
| Andrew Merriman | Oct 1, 2026 | Buy | 1,396 | $0.54 | $750 |
| Glen Ives | Oct 1, 2026 | Buy | 1,700 | $0.54 | $910 |
| Andrew Merriman | Sep 9, 2026 | Buy | 40,000 | $0.62 | $25,000 |
| Andrew Merriman | Sep 9, 2026 | Buy | 10,000 | $0.62 | $6,200 |
| Andrew Merriman | Jul 1, 2026 | Buy | 1,202 | $0.61 | $740 |
| David Bell | Jul 1, 2026 | Buy | 1,202 | $0.61 | $740 |
| TAMMY MARTIN | Jul 1, 2026 | Buy | 1,202 | $0.61 | $740 |
| Glen Ives | Jul 1, 2026 | Buy | 1,262 | $0.61 | $770 |
| Andrew Merriman | Mar 27, 2026 | Buy | 2,000 | $0.64 | $1,300 |
| Glen Ives | Mar 27, 2026 | Buy | 2,000 | $0.62 | $1,200 |
| Glen Ives | Mar 26, 2026 | Buy | 10,000 | $0.66 | $6,600 |
| McMillen Charles Thomas | Mar 25, 2026 | Sell | 30,000 | $0.7 | $21,000 |
| McMillen Charles Thomas | Mar 18, 2026 | Sell | 55,000 | $0.8 | $44,000 |
| Andrew Merriman | Mar 18, 2026 | Buy | 3,000 | $0.8 | $2,400 |
| JAY WRIGHT | Dec 19, 2025 | Sell | 30,000 | $1.05 | $32,000 |
| JAY WRIGHT | Dec 16, 2025 | Sell | 12,000 | $1.07 | $13,000 |
| JAY WRIGHT | Dec 15, 2025 | Sell | 6,000 | $1.1 | $6,600 |
| JAY WRIGHT | Dec 12, 2025 | Sell | 11,000 | $1.16 | $13,000 |
| JAY WRIGHT | Dec 11, 2025 | Sell | 50,000 | $1.16 | $58,000 |
| JAY WRIGHT | Dec 10, 2025 | Sell | 127,000 | $1.21 | $150,000 |
| JAY WRIGHT | Dec 1, 2025 | Sell | 35,000 | $1.05 | $37,000 |
| JAY WRIGHT | Nov 28, 2025 | Sell | 18,000 | $1.06 | $19,000 |
| JAY WRIGHT | Nov 17, 2025 | Sell | 10,000 | $1.16 | $12,000 |
| JAY WRIGHT | Nov 14, 2025 | Sell | 90,000 | $1.15 | $100,000 |
| JAY WRIGHT | Nov 13, 2025 | Sell | 160,000 | $1.17 | $190,000 |
| JAY WRIGHT | Nov 11, 2025 | Sell | 60,000 | $1.18 | $71,000 |
| JAY WRIGHT | Sep 16, 2025 | Sell | 50,000 | $1.11 | $56,000 |
| JAY WRIGHT | Sep 12, 2025 | Sell | 73,000 | $1.12 | $82,000 |
| JAY WRIGHT | Sep 11, 2025 | Sell | 90,000 | $1.12 | $100,000 |
| JAY WRIGHT | Sep 10, 2025 | Sell | 70,000 | $1.12 | $78,000 |
| JAY WRIGHT | Sep 9, 2025 | Sell | 150,000 | $1.12 | $170,000 |
| JAY WRIGHT | Sep 8, 2025 | Sell | 250,227 | $1.12 | $280,000 |
| JAY WRIGHT | Sep 5, 2025 | Sell | 46,473 | $1.08 | $50,000 |
| Mark Fuller | Sep 3, 2025 | Sell | 500,000 | $1.12 | $560,000 |
| JAY WRIGHT | Aug 28, 2025 | Sell | 24,000 | $1.05 | $25,000 |
| JAY WRIGHT | Aug 27, 2025 | Sell | 40,000 | $1.04 | $42,000 |
| JAY WRIGHT | Aug 26, 2025 | Sell | 40,000 | $1.04 | $42,000 |
| JAY WRIGHT | Aug 22, 2025 | Sell | 45,000 | $1.04 | $47,000 |
| JAY WRIGHT | Aug 19, 2025 | Sell | 126,000 | $1.05 | $130,000 |
| JAY WRIGHT | Aug 18, 2025 | Sell | 225,000 | $1.08 | $240,000 |
| Mark Fuller | May 19, 2025 | Sell | 500,000 | $1.05 | $520,000 |
| JAY WRIGHT | May 19, 2025 | Sell | 259,400 | $1.07 | $280,000 |
| Mark Fuller | Mar 6, 2025 | Sell | 225,000 | $1.33 | $300,000 |
| JAY WRIGHT | Mar 6, 2025 | Sell | 135,000 | $1.34 | $180,000 |
| Mark Fuller | Mar 5, 2025 | Sell | 275,000 | $1.49 | $410,000 |
| JAY WRIGHT | Mar 5, 2025 | Sell | 365,000 | $1.47 | $540,000 |
Frequently Asked Questions: Castellum Insider Trading
In the past 90 days, Castellum insiders have made 6 buys and 0 sells. The net buying may indicate insider confidence in the company’s outlook.
The most recent sale was by McMillen Charles Thomas who sold 30,000 shares on March 25, 2026. View all transactions in the table on this page.
Insider buying is generally a stronger signal than insider selling, since insiders may sell for personal reasons (diversification, taxes) but typically buy only when they believe the stock is undervalued. AltIndex uses insider transaction patterns alongside 25+ other signals in the AI Score.
Merriman Andrew has bought the most CTM stock in the last 2 years, with a total value of $36,000.
WRIGHT JAY O has sold the most CTM stock in the last 2 years, with a total value of $3M.
The total value of insider transactions for Castellum in the last 2 years is negative, amounting to -$4.9M. This suggests that insiders have predominantly sold shares, which could reflect various personal or financial considerations rather than a straightforward outlook on the company's future performance.
