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SEI INVESTMENTS CO

Position in CTM — Castellum, Inc.

CIK 350894 OAKS, PA

Position in CTM

as of Mar 31, 2026 · filed May 13, 2026
Position Value
$71,728
-$229,035 QoQ
Shares Held
121,574
-63.5% QoQ
Ownership
0.128%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Dec 2025
2 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in CTM Over Time

Shares Held

Position Value (USD)

Position in Information Technology Services

Technology · as of Jun 30, 2026

SEI INVESTMENTS CO holds $545,566,039 across 45 Information Technology Services names.

# Ticker Company Shares Value (USD) Open

All Filings in CTM

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2 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $71,728 121,574
2025-12-31 $300,763 333,071