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Castellum, Inc.

CTM
Exchange
NYSE
Industry
Services-Management Consulting Services
SEC CIK
0001877939

In the last 90 days, Castellum, Inc. insiders filed 5 open-market purchases and 0 sales; 35 institutions reported holding it in 13F filings for Q2 2026, worth $5.69M in total; no superinvestor holds it.

Q4 2022 vs. Q3 2022

How the institutions holding Castellum, Inc. changed between Q3 2022 and Q4 2022.

All holders in Q4 2022All holders in Q3 2022

13F holders of CTM: Q3 2022 compared with Q4 2022
MeasureQ3 2022Q4 2022Change
Holders013+13
Shares0809.0K+809.0K
Value$0$1.02M+$1.02M

New holders (13)

Institutions that held Castellum, Inc. at the end of Q4 2022 but not at the end of Q3 2022.

Institutions new to CTM in Q4 2022
InstitutionSharesValue% of portfolio
Geode Capital Management, LLC225,827$284.0K0.00%
Walleye Capital LLC127,500$160.7K0.00%
Meridian Wealth Management, LLC119,000$149.9K0.01%
Kestra Private Wealth Services, LLC74,804$94.3K0.00%
Kestra Advisory Services, LLC73,519$92.6K0.00%
Northern Trust Corp60,844$76.7K0.00%
Almanack Investment Partners, LLC.50,000$63.0K0.01%
Charles Schwab Investment Management Inc34,318$43.2K0.00%
Warberg Asset Management LLC20,000$25.2K0.01%
Susquehanna International Group, LLP19,049$24.0K0.00%
Morgan Stanley3,901$4.92K0.00%
Tfo-TDC, LLC18$7430.00%
Wells Fargo & Company222$2800.00%

Sold out (0)

Institutions that held Castellum, Inc. at the end of Q3 2022 and filed for Q4 2022 without it.

None.