CastellumCTM
13F holders, Q2 2024 (June 30)21holders
4new positions
4sold out
1famous investor
$0.19avg. 13F price*
At the end of Q2 2024, 21 institutions reported holding Castellum Inc. (CTM) in their 13F filings, unchanged from Q1 2024. 4 opened new positions and 4 sold out. The largest holders were Armistice Capital, LLC ($660K), Meridian Wealth Management, LLC ($114K) and Magnus Financial Group LLC ($47K). One famous investor held it Ken Griffin (0.0% of Citadel Advisors's portfolio).
- Company
- Castellum Inc.
- CUSIP
- 14838T204
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q1 2024 → Q2 2024
| Institutions | Total Value | |
|---|---|---|
| New Positions | 4 | $118K |
| Exits | 4 | $1.0M |
All 13F filers, Q1 2024 → Q2 2024: 727,555 shares bought and 1,665,535 shares sold, net −937,980 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 21 holders
| Armistice Capital, LLC | 0.02% | Reduce -23.8% | 3,547,987 | $660K |
| Meridian Wealth Management, LLC | 0.01% | New | 610,700 | $114K |
| Magnus Financial Group LLC | 0.01% | No change | 250,000 | $47K |
| Geode Capital Management, LLC | 0.00% | Add +23.4% | 193,330 | $36K |
| Citadel Advisors | 0.00% | Reduce -42.7% | 96,128 | $18K |
| Kestra Private Wealth Services, LLC | 0.00% | Add +9.4% | 87,304 | $16K |
| Vanguard Group Inc. | 0.00% | No change | 83,941 | $16K |
| Two Sigma Securities, LLC | 0.00% | Add +239.9% | 63,553 | $12K |
| Almanack Investment Partners, LLC. | 0.00% | No change | 50,000 | $9K |
| State Street Corp. | 0.00% | No change | 49,900 | $9K |
| Northern Trust Corp. | 0.00% | No change | 46,025 | $9K |
| Tower Research Capital LLC (TRC) | 0.00% | Add +2.4% | 21,885 | $4K |
| Blue Trust, Inc. | 0.00% | No change | 14,724 | $4K |
| BlackRock Inc. | 0.00% | Reduce -54.0% | 19,159 | $4K |
| XTX Topco Ltd | 0.00% | Reduce -46.7% | 16,046 | $3K |
| Inscription Capital, LLC | 0.00% | Reduce -95.0% | 12,500 | $2K |
| Jane Street Group, LLC | 0.00% | New | 11,219 | $2K |
| HRT Financial LP | 0.00% | New | 15,600 | $2K |
| Bank of America Corp. | 0.00% | New | 217 | $40 |
| JPMorgan Chase & Co. | 0.00% | Add +120.7% | 64 | $12 |
| Royal Bank of Canada | 0.00% | Add +143.2% | 445 | $0 |
"% of holder's portfolio" is CTM's weight in each manager's 13F, not the share of Castellum Inc. the manager owns.