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C

CTM

NYSE

Castellum, Inc.

Latest disclosureOctober 1, 2026
Insider score Why 12?
12/ 100
Qualifying buys · 30d
$30.97K

13 purchases · 1 sales

Price by TradingViewDelayed quote from TradingView, for viewing only. It does not power Whale Atlas scores or alerts. If the quote does not load, open the TradingView link.

Insider transactions 18

Limited filing history
All18Buying13Selling1Other4
Filters

Last 30 daysInsiders bought $30.97K · 1 buyer, led by Andrew Merriman (Chief Operating Officer) with $30.97K. No qualifying insider sales.

13 of 18 trades · March 25, 2026 – October 1, 2026Incomplete history: this shows the filings imported so far, not every filing ever made. Dates are trade dates. Filters affect this table only.

Showing the first 6 of 13 trades on this page.

Purchase disclosed

Tammy L. Martin

General Counsel and Secretary

Common Stock

Excluded from the common-share buying signal. See trade details.

Reported value
$747.14
Reported price
$0.5352 / share
Traded October 1, 2026Filed October 1, 2026SEC filing
Purchase disclosed

David T. Bell

Chief Financial Officer

Common Stock

Excluded from the common-share buying signal. See trade details.

Reported value
$747.14
Reported price
$0.5352 / share
Traded October 1, 2026Filed October 1, 2026SEC filing
Purchase disclosed

Andrew Merriman

Chief Operating Officer

Common Stock

Excluded from the common-share buying signal. See trade details.

Reported value
$747.14
Reported price
$0.5352 / share
Traded October 1, 2026Filed October 1, 2026SEC filing
Purchase disclosed

Glen R. Ives

President

Common Stock

Excluded from the common-share buying signal. See trade details.

Reported value
$909.84
Reported price
$0.5352 / share
Traded October 1, 2026Filed October 1, 2026SEC filing
Purchase disclosed

Andrew Merriman

Chief Operating Officer

Common Stock

Reported value
$24.77K
Reported price
$0.6193 / share
Traded September 9, 2026Filed September 9, 2026SEC filing
Purchase disclosed

Andrew Merriman

Chief Operating Officer

Common Stock

Reported value
$6.2K
Reported price
$0.62 / share
Traded September 9, 2026Filed September 9, 2026SEC filing
Purchase disclosed

Andrew Merriman

Chief Operating Officer

Common Stock

Excluded from the common-share buying signal. See trade details.

Reported value
$735.62
Reported price
$0.612 / share
Traded July 1, 2026Filed July 2, 2026SEC filing
Purchase disclosed

David T. Bell

Chief Financial Officer

Common Stock

Excluded from the common-share buying signal. See trade details.

Reported value
$735.62
Reported price
$0.612 / share
Traded July 1, 2026Filed July 2, 2026SEC filing
Purchase disclosed

Tammy L. Martin

General Counsel and Secretary

Common Stock

Excluded from the common-share buying signal. See trade details.

Reported value
$735.62
Reported price
$0.612 / share
Traded July 1, 2026Filed July 2, 2026SEC filing
Purchase disclosed

Glen R. Ives

President

Common Stock

Excluded from the common-share buying signal. See trade details.

Reported value
$772.34
Reported price
$0.612 / share
Traded July 1, 2026Filed July 2, 2026SEC filing
Purchase disclosed

Glen R. Ives

President

Common Stock

Excluded from the common-share buying signal. See trade details.

Reported value
$1.23K
Reported price
$0.6157 / share
Traded March 27, 2026Filed March 27, 2026SEC filing
Purchase disclosed

Andrew Merriman

Chief Operating Officer

Common Stock

Excluded from the common-share buying signal. See trade details.

Reported value
$1.29K
Reported price
$0.6426 / share
Traded March 27, 2026Filed March 27, 2026SEC filing
Purchase disclosed

Glen R. Ives

President

Common Stock

Excluded from the common-share buying signal. See trade details.

Reported value
$6.65K
Reported price
$0.6649 / share
Traded March 26, 2026Filed March 26, 2026SEC filing
Reporting insiderSecurity / transactionAmount / priceValueTraded / disclosedSource
General Counsel and SecretaryCommon StockPurchaseExcluded from purchase score1,396$0.54 / share$747.14Oct 1Filed Oct 1 · 0d laterSEC filing
Chief Financial OfficerCommon StockPurchaseExcluded from purchase score1,396$0.54 / share$747.14Oct 1Filed Oct 1 · 0d laterSEC filing
Chief Operating OfficerCommon StockPurchaseExcluded from purchase score1,396$0.54 / share$747.14Oct 1Filed Oct 1 · 0d laterSEC filing
PresidentCommon StockPurchaseExcluded from purchase score1,700$0.54 / share$909.84Oct 1Filed Oct 1 · 0d laterSEC filing
Chief Operating OfficerCommon StockPurchase2 trades50,000avg $0.62 / share$30.97KSep 9Filed Sep 9 · 0d later
2 filings
  • 40,000 @ $0.62 · $24.77KSEC filing
  • 10,000 @ $0.62 · $6.2KSEC filing
Chief Operating OfficerCommon StockPurchaseExcluded from purchase score1,202$0.61 / share$735.62Jul 1Filed Jul 2 · 1d laterSEC filing
Chief Financial OfficerCommon StockPurchaseExcluded from purchase score1,202$0.61 / share$735.62Jul 1Filed Jul 2 · 1d laterSEC filing
General Counsel and SecretaryCommon StockPurchaseExcluded from purchase score1,202$0.61 / share$735.62Jul 1Filed Jul 2 · 1d laterSEC filing
PresidentCommon StockPurchaseExcluded from purchase score1,262$0.61 / share$772.34Jul 1Filed Jul 2 · 1d laterSEC filing
PresidentCommon StockPurchaseExcluded from purchase score2,000$0.62 / share$1.23KMar 27Filed Mar 27 · 0d laterSEC filing
Chief Operating OfficerCommon StockPurchaseExcluded from purchase score2,000$0.64 / share$1.29KMar 27Filed Mar 27 · 0d laterSEC filing
PresidentCommon StockPurchaseExcluded from purchase score10,000$0.66 / share$6.65KMar 26Filed Mar 26 · 0d laterSEC filing
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Why this buying score?

Qualifying common-equity purchase value

$27,875 of common-equity purchase value after transaction-age decay across 180 days.

+6 pts

Distinct buying groups

1 distinct reporting-owner group(s). Joint rows count once; identity is not proof of discretion.

+6 pts

This score describes qualifying insider purchases at issuer level. Read the methodology

Sources and coverage

Source
SEC EDGAR · Form 4
Issuer CIK
0001877939
Latest public acceptance
Oct 1, 2026, 08:09 PM UTC
Score calculated
Oct 7, 2026, 12:11 AM UTC
Parser
form4-parser-1.5
Classifier
form4-classifier-1.1
Scoring methodology
insider-experimental-1.1
Availability
Public filing time, not trade date

Open a transaction's SEC filing for the primary evidence. A code P may describe an open-market or private purchase; classification is not proof of intent.

Insider activity can have many explanations. Signal Strength is not a probability of profit or a recommendation to trade.

Congress transactions 0

All Congress filings
No disclosed congressional trades for CTM in the imported filings.

This reflects the filings imported so far, not a complete trading history.

Limited filing history · Market-wide discovery does not establish complete company history. View coverage