CASTELLUM INC (CTM) is held by 17 institutional investors that disclose positions via SEC 13F filings. The largest disclosed holder is VANGUARD CAPITAL MANAGEMENT LLC as of Q2 2026.

Are institutions buying or selling CTM?

In Q2 2026, 8 institutions opened or increased positions in CASTELLUM INC while 6 reduced or exited — a net buying quarter.

What is the Smart Money Verdict on CTM?

HoldingsIntel scores CASTELLUM INC across four independent sources (institutional 13F activity, insider trades, activist filings, and congressional trades) — with 2 of the 4 carrying data for CTM. In Q2 2026, the institutional leg showed net inflows: 8 buying versus 6 selling.

How many hedge funds hold CTM?

17 institutional investors report holding CASTELLUM INC (CTM) as of Q2 2026, based on SEC 13F filings.

Is institutional money flowing into CTM?

As of Q2 2026, tracked institutions in CASTELLUM INC show 8 buyers versus 6 sellers — net inflows.

CASTELLUM INC

CTM·14838T204·US·Common Stock·Technology - Information Technology Services

Holders

(2 Elite)

$4.6M

Total Value

57% (14)

Consensus

8 buying - 6 selling

13F: Jun 30, 2026Insider & Congress: Updated regularly

Smart Money Verdict

View all

Held by 17 funds

2 elite

Who's Trading

Source dates: Price Oct 12, 2026 · Insiders Oct 1, 2026 · Activists none · Congress none

InsiderIRIves Glen RBuy $909.84Oct 1, 2026

InsiderMAMerriman AndrewBuy $747.14Oct 1, 2026

InsiderMLMARTIN TAMMY LBuy $747.14Oct 1, 2026

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	Action
VAVANGUARD CAPITAL MANAGEMENT LLC	Increased	3.1M(+0.4%)	$2.2M	0.0%	-36.78%	18
GEODE CAPITAL MANAGEMENT, LLC	Decreased	816,037(-13.6%)	$587,637	0.0%	-47.77%	0
CAPTRUST FINANCIAL ADVISORS	Unchanged	626,100	$450,729	0.0%	-36.84%	0
VFVANGUARD FIDUCIARY TRUST CO	Increased	492,717(+17.8%)	$354,756	0.0%	-34.45%	28
STATE STREET CORP	Unchanged	303,900	$218,778	0.0%	-34.68%	0
BlackRock, Inc.	Unchanged	265,486	$191,123	0.0%	-43.14%	0
UBS Group AG	Increased	208,958(+36.1%)	$150,450	0.0%	-31.49%	20
NORTHERN TRUST CORP	Decreased	171,420(-5.8%)	$123,405	0.0%	-44.01%	0
Virtu Financial LLC	New	168,401	$121,000	0.0%	-16.67%	30
JANE STREET GROUP, LLC	Decreased	129,071(-45.5%)	$92,918	0.0%	-43.64%	0
Creative Planning	Increased	50,000(+146.1%)	$35,995	0.0%	-27.11%	22
Pathstone Holdings, LLC	Unchanged	31,179	$22,446	0.0%	-44.19%	0
VGVanguard Global Advisers, LLC	Unchanged	27,344	$19,688	0.0%	-36.84%	0
XTX Topco Ltd	New	21,910	$15,773	0.0%	-16.67%	25
JONES FINANCIAL COMPANIES LLLP	Unchanged	6,366	$4,520	0.0%	-35.77%	0
TD Waterhouse Canada Inc.	New	500	$361	0.0%	-16.67%	17
OSAIC HOLDINGS, INC.	New	215	$154	0.0%	-16.67%	17
SEI INVESTMENTS CO	Exited	0(-100.0%)	$71,668	0.0%	-22.58%	0
CITIGROUP INC	Exited	0(-100.0%)	$4,150	0.0%	-32.08%	0
HRT FINANCIAL LP	Exited	0(-100.0%)	$19,000	0.0%	-24.21%	0

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High Conviction Moves-Smart Money Convergence-Fund Consensus-Double-Down Detection

Data sourced from four public-disclosure sources: SEC 13F, Form 4, 13D/13G, and House/Senate STOCK Act disclosures. Not financial advice. Full disclaimer

CASTELLUM INC

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