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.
13F holders, Q2 2024
Institutional positions in Castellum, Inc. as of Jun 30, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 21
- 0 vs. Q1 2024
- Shares held
- 5.19M
- −938.0K (−15.3%) vs. Q1 2024
- Total value
- $965.6K
- −$609.9K (−38.7%) vs. Q1 2024
- New holders
- 4
- 6 more added
- Sold out
- 4
- 5 more reduced
Compare with Q1 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting CTM on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 35 | $5.69M |
| Q1 2026 | 27 | $4.56M |
| Q4 2025 | 40 | $11.7M |
| Q3 2025 | 42 | $9.27M |
| Q2 2025 | 33 | $7.30M |
| Q1 2025 | 25 | $3.31M |
| Q4 2024 | 20 | $9.53M |
| Q3 2024 | 17 | $265.6K |
| Q2 2024 | 21 | $965.6K |
| Q1 2024 | 21 | $1.58M |
| Q4 2023 | 20 | $534.7K |
| Q3 2023 | 17 | $262.2K |
| Q2 2023 | 17 | $565.7K |
| Q1 2023 | 14 | $989.3K |
| Q4 2022 | 13 | $1.02M |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q2 2024
Shares, value and share of portfolio for each institution holding Castellum, Inc.; share changes are against Q1 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Royal Bank of Canada | 445 | $0 | 0.00% | +262+143.2% | Added |
| JPMorgan Chase & Co | 64 | $12 | 0.00% | +35+120.7% | Added |
| Bank of America Corp | 217 | $40 | 0.00% | +217 | New |
| HRT Financial LP | 15,600 | $2.00K | 0.00% | +15,600 | New |
| Jane Street Group, LLC | 11,219 | $2.09K | 0.00% | +11,219 | New |
| Inscription Capital, LLC | 12,500 | $2.33K | 0.00% | −237,500−95.0% | Reduced |
| XTX Topco Ltd | 16,046 | $2.98K | 0.00% | −14,065−46.7% | Reduced |
| BlackRock Inc. | 19,159 | $3.56K | 0.00% | −22,448−54.0% | Reduced |
| Ronald Blue Trust, Inc. | 14,724 | $3.83K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 21,885 | $4.07K | 0.00% | +517+2.4% | Added |
| Northern Trust Corp | 46,025 | $8.56K | 0.00% | 00.0% | Unchanged |
| State Street Corp | 49,900 | $9.28K | 0.00% | 00.0% | Unchanged |
| Almanack Investment Partners, LLC. | 50,000 | $9.30K | 0.00% | 00.0% | Unchanged |
| Two Sigma Securities, LLC | 63,553 | $11.8K | 0.00% | +44,857+239.9% | Added |
| Vanguard Group Inc | 83,941 | $15.6K | 0.00% | 00.0% | Unchanged |
| Kestra Private Wealth Services, LLC | 87,304 | $16.2K | 0.00% | +7,500+9.4% | Added |
| Citadel Advisors LLC | 96,128 | $17.9K | 0.00% | −71,709−42.7% | Reduced |
| Geode Capital Management, LLC | 193,330 | $36.0K | 0.00% | +36,648+23.4% | Added |
| Magnus Financial Group LLC | 250,000 | $46.5K | 0.01% | 00.0% | Unchanged |
| Meridian Wealth Management, LLC | 610,700 | $113.6K | 0.01% | +610,700 | New |
| Armistice Capital, LLC | 3,547,987 | $659.9K | 0.02% | −1,108,000−23.8% | Reduced |
| Virtu Financial LLC | 0 | $0 | 0.00% | −103,288−100.0% | Sold out |
| Charles Schwab Investment Management Inc | 0 | $0 | 0.00% | −34,318−100.0% | Sold out |
| Wells Fargo & Company | 0 | $0 | 0.00% | −207−100.0% | Sold out |
| Groupama Asset Managment | 0 | $0 | 0.00% | −74,000−100.0% | Sold out |