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Tower Research Capital LLC (TRC)

Position in CTM — Castellum, Inc.

CIK 1533421 NEW YORK, NY

Position in CTM

as of Jun 30, 2026 · filed Aug 11, 2026
Position Value
$4,227
+$1,543 QoQ
Shares Held
5,872
+97.5% QoQ
Ownership
0.006%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#30
of 35 holders
Holding Since
Jun 2023
11 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

Tower Research Capital LLC (TRC) holds $19,715,227 across 58 Information Technology Services names. CTM ranks #49 (0.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in CTM

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11 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $4,227 5,872
2025-12-31 $2,684 2,973
2025-09-30 $9,847 9,034
2025-03-31 $41,298 38,961
2024-12-31 $1,320 660
2024-09-30 $3,549 20,280
2024-06-30 $4,070 21,885
2024-03-31 $5,555 21,368
2023-12-31 $6,220 20,873
2023-09-30 $2,662 11,575
2023-06-30 $1,262 2,525