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

Insider buying vs selling

Have Castellum Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Andrew MerrimanCOO2026-09-0910,000$0.62
$6.20kBuy
Andrew MerrimanCOO2026-09-0940,000$0.62
$24.76kBuy
Tammy L. MartinGeneral Counsel and Secretary2026-07-011,202$0.61
$735.62Buy
Andrew MerrimanChief Operating Officer2026-07-011,202$0.61
$735.62Buy
Glen R. IvesPresident2026-07-011,262$0.61
$772.34Buy
David T. BellChief Financial Officer2026-07-011,202$0.61
$735.62Buy
David T. BellChief Financial Officer2026-03-311,329$0.45
$603.37Buy
Tammy L. MartinGeneral Counsel and Secretary2026-03-311,329$0.45
$603.37Buy
Andrew MerrimanChief Operating Officer2026-03-311,329$0.45
$603.37Buy
Glen R. IvesPresident2026-03-272,000$0.62
$1.23kBuy

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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. Wright17.13%16,232,966$10.08MInsider
Mark C. Fuller15.85%15,027,112$9.33MInsider
Emil Kaunitz2.11%1,999,856$1.24MInsider
Andrew Merriman0.62%588,531$365.48kInsider
Charles Thomas McMillen0.24%231,015$143.46kInsider
Glen R. Ives0.21%200,878$124.75kInsider
John Francis Campbell0.13%126,537$78.58kInsider
Mark S. Alarie0.12%112,920$70.12kInsider
Bernard S. Champoux0.11%104,536$64.92kInsider
Patricia Frost0.07%62,920$39.07kInsider

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CTM vs Information Technology Service Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
CTM0.01%36.65%Net SellingNet Buying
TTEC0.02%99.98%Net BuyingNet Selling
SAIH0.00%58.66%
CSPI0.03%36.24%Net BuyingNet Buying
CLPS0.00%56.23%

Castellum Stock Ownership FAQ

Who owns Castellum?

Castellum (NYSEMKT: CTM) is owned by 0.01% institutional shareholders, 36.65% Castellum insiders, and 63.34% retail investors. Jay O. Wright is the largest individual Castellum shareholder, owning 16.23M shares representing 17.13% of the company. Jay O. Wright's Castellum shares are currently valued at $10.18M.

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