Skip to main content
Signal8

MARTIN TAMMY L

SEC insider (Form 3/4/5 filer). CIK 0001329293. General Counsel and Secretary at Castellum, Inc. (CTM). 2 reported Form 4/5 transactions since Sep 2024; latest on Oct 1, 2026. Located in VIENNA, VA.

Companies MARTIN TAMMY L has filed insider reports for

  • Castellum, Inc. (CTM): Officer, General Counsel and Secretary
MARTIN TAMMY L profile photo

MARTIN TAMMY L

CIK: 0001329293

Transaction Breakdown

Open Market Buys (P)2 (100.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)0 (0.0%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

Castellum, Inc. logo
CTM

Castellum, Inc.

Officer

Discretionary Trading P&L

Holdings

Transaction History (2 total)

  • Castellum, Inc. logo
    CTM

    Castellum, Inc.

    Oct 1, 2026
    Purchase
    Direct
    1.4K shares at avg. $0.54$747.139
  • Castellum, Inc. logo
    CTM

    Castellum, Inc.

    Jul 1, 2026
    Purchase
    Direct
    1.2K shares at avg. $0.61$735.624

1-2 of 2