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CTM

Castellum, Inc.

Industrials Management Consulting Services Market cap: $53.8M All insider activity → Quote and statistics → Sign in to watch CTM Sign in to set a price alert

34

Insider Score Band below 60

AI score not needed: the AI review runs from a match score of 55.

Research score, not a recommendation.

Total bought$34.1K6 Form 4 purchases

Distinct insiders4open-market buyers

Lead insiderIves Glen RPresident

Cluster window2026-09-09 → 2026-10-01active

Market data

Live quote and chart from Yahoo Finance, loaded through this server. Insider purchases are marked on the chart.

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Why this score

Research score: a weighted blend of the five factors, times the routine and offering discounts, minus the selling penalty.

Breadth number & diversity of participating insiders

63%

Seniority executive rank of buyers (CEO/CFO/Director)

88%

Commitment purchase size relative to company & holdings

54%

Context buying into stock weakness signals conviction

100%

Timing coordinated purchases within a tight window

33%

Routine-purchase discount × 1.00

Company-type / offering discount × 0.95

Net insider selling penalty − 0

Why are they buying?

AI score not needed: the AI review runs only on clusters with a match score of 55 or more. The filings in the table below are the primary evidence.

Stock Price & Insider Purchase History

Daily close price with open-market insider purchases plotted over time

Loading price history…

Transactions

6 Form 4 trades · 4 insiders Sign in to download CSV

Purchases in this cluster, grouped by insider, largest first
Date	Insider	Role	Shares	Price	Value	Flags	Filing
2026-09-09 → 2026-10-01	Merriman Andrew history of Merriman Andrew's purchases	COO	51,396	$0.62 avg	$31.7K	offering
2026-09-09	Merriman Andrew		10,000	$0.62	$6.2K		SEC filing for Merriman Andrew (opens in a new tab)
2026-09-09	Merriman Andrew		40,000	$0.62	$24.8K		SEC filing for Merriman Andrew (opens in a new tab)
2026-10-01	Merriman Andrew		1,396	$0.54	$747	offering	SEC filing for Merriman Andrew (opens in a new tab)
2026-10-01	Ives Glen R history of Ives Glen R's purchases	President	1,700	$0.54	$910	offering	SEC filing for Ives Glen R (opens in a new tab)
2026-10-01	Bell David T history of Bell David T's purchases	CFO	1,396	$0.54	$747	offering	SEC filing for Bell David T (opens in a new tab)
2026-10-01	MARTIN TAMMY L history of MARTIN TAMMY L's purchases	General counsel	1,396	$0.54	$747	offering	SEC filing for MARTIN TAMMY L (opens in a new tab)
Total					$34.1K

Other buying runs at CTM

A run ends after a pause in the buying, so one company can have several. Returns are the stock's return minus its benchmark's (IWM for small companies, SPY otherwise), from the first open after the run became a cluster. Past results, not a forecast.

After this run became a cluster: 21 days –63 days –126 days –

Other insider buying runs at this company, newest first, with the return against the benchmark that followed
Window	Insiders	Total	Score	21 days	63 days	126 days	Status
2026-07-01	4	$3.0K	16	+12.5%	-4.2%	–	active
2023-03-14 → 2023-03-31	6	$464.4K	52	-4.0%	-57.5%	-76.9%	closed