Tammy L Martin Buys $736 of Castellum Inc (CTM) — SEC Form 4, Jul 02, 2026
Open-Market Net Purchase · SEC Form 4
+$736
Equity position changed by +8.7%
Equity Position
15K sh
13,829 → 15,031
Equity Change
+8.7%
shares held after vs before
Filing Lag
1 business day
within 2-day SEC deadline
Form 4 · Statement of Changes in Beneficial Ownership
Reporting Owner
| Name | Relationship |
|---|---|
| Tammy L Martin CIK 0001329293 |
GC
|
Tammy L Martin at Castellum Inc
Full insider history
Bought (12 mo)
$1,483
Sold (12 mo)
—
More from this insider at Castellum Inc
| 2026-10-01 | Buy | +$747 | View |
| 2026-03-31 | Award | — | View |
Non-Derivative Securities Transactions
| Title | Date | Type | Shares | Price | Net Total | Post-Txn | Ownership |
|---|---|---|---|---|---|---|---|
| Common StockF1 | 2026-07-01 | P - Purchase | 1,202 A | $0.61 | +$736 | 15,031 | Direct |
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. Show more
Related filings at Castellum Inc
Institutional Holders
13F holders · Jun 30, 2026
35
institutional managers reporting a position
Largest by reported value
Other insiders at Castellum Inc
-
David T Bell +$747
-
Andrew Merriman +$747
-
Glen R Ives +$910
-
Andrew Merriman +$31K
-
Andrew Merriman +$736
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