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NYSEMKT: CTM
Castellum Inc Stock Ownership - Who owns Castellum?

OverviewForecastEarningsRevenueDividendOwnership

Insider buying vs selling

Have Castellum Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Jay O. WrightGeneral Counsel Secretary2025-12-1930,000$1.05
$31.50kSell
Jay O. WrightGeneral Counsel Secretary2025-12-1612,000$1.07
$12.88kSell
Jay O. WrightGeneral Counsel Secretary2025-12-156,000$1.10
$6.62kSell
Jay O. WrightGeneral Counsel Secretary2025-12-1211,000$1.16
$12.75kSell
Jay O. WrightGeneral Counsel Secretary2025-12-1150,000$1.16
$58.05kSell
Jay O. WrightGeneral Counsel Secretary2025-12-10127,000$1.21
$153.29kSell
Jay O. WrightGeneral Counsel Secretary2025-12-0135,000$1.05
$36.75kSell
Jay O. WrightGeneral Counsel Secretary2025-11-2818,000$1.06
$18.99kSell
Jay O. WrightGeneral Counsel Secretary2025-11-1710,000$1.16
$11.56kSell
Jay O. WrightGeneral Counsel Secretary2025-11-1490,000$1.15
$103.50kSell

1 of 4

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Net Insider Buy/Sell (L12M) Ownership

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CTM Shareholders

What type of owners hold Castellum Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Jay O. Wright17.16%16,232,966$15.94MInsider
Mark C. Fuller15.88%15,027,112$14.76MInsider
Vanguard Group Inc3.67%3,473,227$3.41MInstitution
Ubs Group Ag2.28%2,155,157$2.12MInstitution
Essex Investment Management Co LLC2.23%2,114,029$2.08MInstitution
Emil Kaunitz2.11%1,999,856$1.96MInsider
Geode Capital Management LLC0.82%773,724$759.80kInstitution
Meridian Wealth Management LLC0.79%745,150$731.74kInstitution
Legato Capital Management LLC0.72%680,945$668.69kInstitution
Andrew Merriman0.56%531,000$521.44kInsider

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CTM vs Information Technology Service Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
CTM13.73%36.72%Net SellingNet Selling
MGRT0.00%0.00%
DMRC45.93%54.07%Net BuyingNet Buying
CSPI28.84%30.75%Net BuyingNet Buying
TTEC16.15%83.85%Net SellingNet Selling
View Top Information Technology Service Stocks

Castellum Stock Ownership FAQ

Who owns Castellum?

Castellum (NYSEMKT: CTM) is owned by 13.73% institutional shareholders, 36.72% Castellum insiders, and 49.54% retail investors. Jay O. Wright is the largest individual Castellum shareholder, owning 16.23M shares representing 17.16% of the company. Jay O. Wright's Castellum shares are currently valued at $15.94M.

If you're new to stock investing, here's how to buy Castellum stock.
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