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

Insider buying vs selling

Have Castellum Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
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
Andrew MerrimanChief Operating Officer2026-03-272,000$0.64
$1.29kBuy
Glen R. IvesPresident2026-03-272,000$0.62
$1.23kBuy
Glen R. IvesPresident2026-03-2610,000$0.67
$6.65kBuy
Charles Thomas McMillenDirector2026-03-2530,000$0.70
$21.12kSell
Charles Thomas McMillenDirector2026-03-1855,000$0.80
$44.11kSell
Andrew MerrimanChief Operating Officer2026-03-183,000$0.80
$2.39kBuy
Jay O. WrightGeneral Counsel Secretary2025-12-1930,000$1.05
$31.50kSell

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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. Wright17.14%16,232,966$11.38MInsider
Mark C. Fuller15.87%15,027,112$10.53MInsider
Vanguard Capital Management LLC3.25%3,081,257$2.16MInstitution
Emil Kaunitz2.11%1,999,856$1.40MInsider
Geode Capital Management LLC1.00%944,899$662.37kInstitution
Meridian Wealth Management LLC0.83%785,800$550.85kInstitution
Captrust Financial Advisors0.66%626,100$438.90kInstitution
Andrew Merriman0.57%537,329$376.67kInsider
Vanguard Fiduciary Trust Co0.44%418,324$293.25kInstitution
State Street Corp0.32%303,900$213.03kInstitution

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CTM vs Information Technology Service Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
CTM8.17%36.62%Net SellingNet Selling
CHRN0.06%99.94%Net BuyingNet Buying
QXL0.00%4.09%Net BuyingNet Selling
CSPI29.22%36.26%Net BuyingNet Buying
JFU0.01%49.77%

Castellum Stock Ownership FAQ

Who owns Castellum?

Castellum (NYSEMKT: CTM) is owned by 8.17% institutional shareholders, 36.62% Castellum insiders, and 55.21% retail investors. Jay O. Wright is the largest individual Castellum shareholder, owning 16.23M shares representing 17.14% of the company. Jay O. Wright's Castellum shares are currently valued at $11.38M.

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