Castor Maritime Inc.
CTRM- Exchange
- Nasdaq
- Industry
- Deep Sea Foreign Transportation of Freight
- SEC CIK
- 0001720161
No open-market purchases or sales by Castor Maritime Inc. insiders were filed in the last 90 days; 25 institutions reported holding it in 13F filings for Q2 2026, worth $902.9K in total; no superinvestor holds it.
13F holders, Q3 2024
Institutional positions in Castor Maritime Inc. as of Sep 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
- 22
- 0 vs. Q2 2024
- Shares held
- 156.3K
- +30.6K (+24.3%) vs. Q2 2024
- Total value
- $658.9K
- +$81.2K (+14.0%) vs. Q2 2024
- New holders
- 5
- 4 more added
- Sold out
- 5
- 4 more reduced
Compare with Q2 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting CTRM 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 | 25 | $902.9K |
| Q1 2026 | 19 | $692.4K |
| Q4 2025 | 25 | $1.02M |
| Q3 2025 | 18 | $778.5K |
| Q2 2025 | 17 | $852.6K |
| Q1 2025 | 16 | $925.1K |
| Q4 2024 | 17 | $1.08M |
| Q3 2024 | 22 | $658.9K |
| Q2 2024 | 22 | $577.8K |
| Q1 2024 | 20 | $329.0K |
| Q4 2023 | 30 | $443.5K |
| Q3 2023 | 28 | $392.7K |
| Q2 2023 | 27 | $398.9K |
| Q1 2023 | 29 | $1.48M |
| Q4 2022 | 33 | $1.91M |
| Q3 2022 | 28 | $1.44M |
| Q2 2022 | 32 | $1.95M |
| Q1 2022 | 28 | $1.68M |
| Q4 2021 | 29 | $5.60M |
| Q3 2021 | 33 | $6.66M |
| Q2 2021 | 31 | $12.2M |
| Q1 2021 | 40 | $7.71M |
Institutions, Q3 2024
Shares, value and share of portfolio for each institution holding Castor Maritime Inc.; share changes are against Q2 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Renaissance Technologies LLC | 36,369 | $153.5K | 0.00% | +6,900+23.4% | Added |
| Apriem Advisors | 19,000 | $80.2K | 0.01% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 18,879 | $79.7K | 0.00% | −308−1.6% | Reduced |
| Virtu Financial LLC | 16,320 | $69.0K | 0.00% | −169−1.0% | Reduced |
| Squarepoint Ops LLC | 13,771 | $58.1K | 0.00% | +13,771 | New |
| Towerview LLC | 12,500 | $52.8K | 0.03% | +12,500 | New |
| Citadel Advisors LLC | 12,493 | $52.7K | 0.00% | +12,493 | New |
| Simplex Trading, LLC | 10,138 | $42.0K | 0.00% | +3,238+46.9% | Added |
| Group One Trading, L.P. | 7,245 | $30.6K | 0.00% | +4,424+156.8% | Added |
| Morgan Stanley | 6,505 | $27.5K | 0.00% | −482−6.9% | Reduced |
| BlackRock, Inc. | 1,814 | $7.66K | 0.00% | +1,814 | New |
| Founders Capital Management | 800 | $3.38K | 0.00% | 00.0% | Unchanged |
| Lazard Asset Management LLC | 260 | $1.00K | 0.00% | +260 | New |
| Global Retirement Partners, LLC | 100 | $422 | 0.00% | 00.0% | Unchanged |
| Global Wealth Strategies & Associates | 40 | $169 | 0.00% | 00.0% | Unchanged |
| Wolff Wiese Magana LLC | 20 | $85 | 0.00% | 00.0% | Unchanged |
| Strategic Investment Solutions, Inc. | 20 | $84 | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 18 | $76 | 0.00% | +6+50.0% | Added |
| Tower Research Capital LLC (TRC) | 17 | $72 | 0.00% | −312−94.8% | Reduced |
| Advisor Group Holdings, Inc. | 8 | $34 | 0.00% | 00.0% | Unchanged |
| Optimum Investment Advisors | 5 | $21 | 0.00% | 00.0% | Unchanged |
| Cape Investment Advisory, Inc. | 4 | $17 | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 0 | $0 | 0.00% | −11,809−100.0% | Sold out |
| Wolverine Trading, LLC | 0 | $0 | 0.00% | −11,510−100.0% | Sold out |
| Banque Cantonale Vaudoise | 0 | $0 | 0.00% | −200−100.0% | Sold out |
| Bank of America Corp | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Royal Bank of Canada | 0 | $0 | 0.00% | −5−100.0% | Sold out |