MARTIN TAMMY L 4
4 · Castellum, Inc. · Filed Jul 2, 2026
Research Summary
AI-generated summary of this filing
Castellum (CTM) General Counsel Tammy Martin Buys 1,202 Shares
What Happened
Tammy L. Martin, General Counsel and Secretary of Castellum, Inc. (CTM), purchased 1,202 shares of Castellum common stock on July 1, 2026. The purchase price was $0.61 per share, for a total reported cost of $736. This was a purchase (insider buying), executed under the company's 2025 Employee Stock Purchase Plan.
Key Details
- Transaction date: July 1, 2026; filing date: July 2, 2026 (appears timely).
- Transaction type/code: P — purchase under the 2025 Employee Stock Purchase Plan.
- Shares acquired: 1,202 at $0.61 per share; total value $736.
- Footnote: The per-share price reflects a 15% discount to the NYSE American closing price on June 30, 2026 (per plan terms).
- Shares owned after transaction: Not specified in the filing.
- No option exercises, gifts, or tax-withholding reported in this transaction.
Context
Employee Stock Purchase Plan (ESPP) purchases are routine compensation/benefit transactions for employees and executives; they indicate a purchase but do not by themselves prove strong insider conviction. The dollar amount here is small ($736), so its material significance to investors is limited.
Insider Transaction Report
Form 4
MARTIN TAMMY L
General Counsel and Secretary
Transactions
- Purchase
Common Stock
[F1]2026-07-01$0.61/sh+1,202$736→ 15,031 total
Footnotes (1)
- [F1]Pursuant to the terms of the Castellum, Inc. 2025 Employee Stock Purchase Plan, the reporting person purchased 1,202 shares of common stock of the Registrant. The per share purchase price was calculated at a discount of fifteen percent to the closing price of the Registrant's common stock as quoted on the NYSE American LLC on June 30, 2026.
Signature
/s/ Tammy L. Martin|2026-07-02