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Castellum, Inc. (CTM)

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CTMNYSE
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Financial charts

Total cash / debt

CashTotal debt

Financial statements

6 annual periodsNewest to oldest
202520242023202220212020
Revenue$52.9M$44.8M$45.2M$42.2M$25.1M$13.3M
Gross profit$19.4M$18.3M$18.7M$17.6M$11.1M$6.2M
Gross margin36.64%40.81%41.28%41.71%44.18%46.31%
Operating expenses$22.2M$25.5M$35.3M$27.6M$18.8M$7.6M
Operating income−$2.8M−$7.2M−$16.7M−$10.0M−$7.7M−$1.5M
Operating margin−5.32%−16.18%−36.84%−23.62%−30.82%−11.01%
EBITDA−$1.3M−$5.0M−$14.1M−$7.9M−$5.8M$362,287
EBITDA margin−2.49%−11.22%−31.25%−18.80%−23.29%2.72%
Net income−$2.4M−$10.0M−$17.8M−$14.9M−$7.5M−$2.7M
Net profit margin−4.54%−22.29%−39.34%−35.33%−30.10%−20.30%
Basic EPSper basic share-$0.03-$0.18-$0.38-$0.55-$0.41-$0.17
Diluted EPSper diluted share-$0.03-$0.18-$0.38-$0.55-$0.41-$0.17
Review official source filings ↗

Owners

Reported shareholders

Reference date Jun 30, 2026
WRIGHT JAY O · ≈7.53% of listed sharesFuller Mark C · ≈6.46% of listed sharesVANGUARD CAPITAL MANAGEMENT LLC · 3.27% of listed sharesMeridian Wealth Management, LLC · 0.91% of listed sharesGEODE CAPITAL MANAGEMENT, LLC · 0.86% of listed sharesCAPTRUST FINANCIAL ADVISORS · 0.66% of listed sharesMerriman Andrew · ≈0.57% of listed sharesVANGUARD FIDUCIARY TRUST CO · 0.52% of listed sharesSTATE STREET CORP · 0.32% of listed sharesBlackRock, Inc. · 0.28% of listed sharesMcMillen Charles Thomas · ≈0.24% of listed sharesSavvy Advisors, Inc. · 0.23% of listed sharesUBS Group AG · 0.22% of listed sharesIves Glen R · ≈0.21% of listed sharesNORTHERN TRUST CORP · 0.18% of listed sharesVirtu Financial LLC · 0.18% of listed sharesJANE STREET GROUP, LLC · 0.14% of listed sharesBRIDGEWAY CAPITAL MANAGEMENT, LLC · 0.10% of listed sharesHUB Investment Partners, LLC · 0.06% of listed sharesCreative Planning · 0.05% of listed shares
≈7.53%of listed shares
WRIGHT JAY O7.13M shares · Dec 19, 2025
View holders
Top 20 reported holders of CTM
Holder% owned
WRIGHT JAY O
≈7.53%7.13M shares
Fuller Mark C
≈6.46%6.11M shares
VANGUARD CAPITAL MANAGEMENT LLC
3.27%3.09M shares
Meridian Wealth Management, LLC
0.91%863.2K shares
GEODE CAPITAL MANAGEMENT, LLC
0.86%816.04K shares
CAPTRUST FINANCIAL ADVISORS
0.66%626.1K shares
Merriman Andrew
≈0.57%537.33K shares
VANGUARD FIDUCIARY TRUST CO
0.52%492.72K shares
STATE STREET CORP
0.32%303.9K shares
BlackRock, Inc.
0.28%265.49K shares
McMillen Charles Thomas
≈0.24%231.02K shares
Savvy Advisors, Inc.
0.23%220.3K shares
UBS Group AG
0.22%208.96K shares
Ives Glen R
≈0.21%199.62K shares
NORTHERN TRUST CORP
0.18%171.42K shares
Virtu Financial LLC
0.18%168.4K shares
JANE STREET GROUP, LLC
0.14%129.07K shares
BRIDGEWAY CAPITAL MANAGEMENT, LLC
0.10%94.79K shares
HUB Investment Partners, LLC
0.06%57.41K shares
Creative Planning
0.05%50K shares

Percentages use 94.7M shares of this listed class outstanding on Jun 30, 2026. ≈ compares the latest reported holding with a share total from a different date; it is not a confirmed current stake.

Gray completes the 100% scale. Reported positions may overlap; holders have different reporting dates.

Source: SEC Form 4 ↗Updated Sep 29, 2026 · Quarterly data

Insider buys & sells

Jul 1, 2024–Jun 30, 2026
Buys9$104.3K disclosed value
Sells (SEC code S)35$4.96M disclosed value
44 recent transactions
TransactionInsiderTypeSharesPriceValueOwned after
Mar 27, 2026Form 4Merriman AndrewChief Operating OfficerBuyCommon Stock2.0K$0.64$1.3K536.0K
Mar 27, 2026Form 4Ives Glen RPresidentBuyCommon Stock2.0K$0.62$1.2K199.6K
Mar 26, 2026Form 4Ives Glen RPresidentBuyCommon Stock10.0K$0.66$6.6K197.6K
Mar 25, 2026Form 4McMillen Charles ThomasDirectorSellCommon Stock30.0K$0.70$21.0K231.0K
Mar 18, 2026Form 4McMillen Charles ThomasDirectorSellCommon Stock55.0K$0.80$44.0K261.0K
Review ownership filings at SEC.gov ↗

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