Senior insider sale
CASTELLUM, INC. — senior position signals high conviction
$82.54
110.03K shares
What this filing means
MCMILLEN CHARLES THOMAS plans to sell 110.03K shares of CASTELLUM, INC. valued at approximately $82.54. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.
Filed: 3/17/2026ACC: 0001965301-26-000038
110.03K
Shares to sell
$82.54
Approx. market value
110.03K
Acquired (3 months)
1
Planned
Securities Acquired — Last 3 Months1
Stock Option Exercise
cash/check
1/3/2025
110.03KTotal acquired110.03K
| Acquisition Date | Type | Amount Acquired | Gift |
|---|---|---|---|
1/3/2025 | Stock Option Exercise cash/check | 110.03K | — |
| Total | 110.03K | ||
Planned & Completed Dispositions1
NYSEPlanned
Units to sell
110.03K
Market value
$82.54
3/17/2026
Total
Units
110.03K
Value
$82.54
| Date | Units to Sell | Approx. Market Value | Exchange | Status |
|---|---|---|---|---|
3/17/2026 | 110.03K | $82.54 | NYSE | Planned |
| Total | 110.03K | $82.54 | ||