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 2021
Institutional positions in Castor Maritime Inc. as of Sep 30, 2021. 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
- 33
- +2 vs. Q2 2021
- Shares held
- 2.73M
- −1.94M (−41.5%) vs. Q2 2021
- Total value
- $6.66M
- −$5.51M (−45.3%) vs. Q2 2021
- New holders
- 12
- 6 more added
- Sold out
- 10
- 5 more reduced
Compare with Q2 2021: 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 2021
Shares, value and share of portfolio for each institution holding Castor Maritime Inc.; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Renaissance Technologies LLC | 696,953 | $1.70M | 0.00% | −1,034,292−59.7% | Reduced |
| Citadel Advisors LLC | 601,040 | $1.47M | 0.00% | +221,328+58.3% | Added |
| Morgan Stanley | 471,990 | $1.15M | 0.00% | −1,077,900−69.5% | Reduced |
| Sabby Management, LLC | 273,130 | $666.0K | 0.15% | +179,605+192.0% | Added |
| Paloma Partners Management Co | 210,353 | $513.0K | 0.02% | −36,400−14.8% | Reduced |
| LPL Financial LLC | 127,884 | $312.0K | 0.00% | +108,974+576.3% | Added |
| Jane Street Group, LLC | 86,021 | $210.0K | 0.00% | +86,021 | New |
| Veriti Management LLC | 66,009 | $161.0K | 0.02% | +66,009 | New |
| Geode Capital Management, LLC | 49,703 | $121.0K | 0.00% | 00.0% | Unchanged |
| Toroso Investments, LLC | 33,322 | $81.0K | 0.00% | +33,322 | New |
| JPMorgan Chase & Co | 32,871 | $80.0K | 0.00% | +32,871 | New |
| Squarepoint Ops LLC | 22,062 | $54.0K | 0.00% | +22,062 | New |
| Bank of Montreal | 10,050 | $24.0K | 0.00% | +10,050 | New |
| CIBC Private Wealth Group, LLC | 10,000 | $24.0K | 0.00% | +10,000 | New |
| Warberg Asset Management LLC | 10,000 | $24.0K | 0.01% | +10,000 | New |
| Advisor Group Holdings, Inc. | 7,550 | $18.0K | 0.00% | −8,500−53.0% | Reduced |
| Cutler Group LP | 6,010 | $14.0K | 0.00% | +3,910+186.2% | Added |
| Group One Trading, L.P. | 4,853 | $12.0K | 0.00% | +3,311+214.7% | Added |
| Wells Fargo & Company | 4,400 | $11.0K | 0.00% | +4,000+1,000.0% | Added |
| NEXT Financial Group, Inc | 3,000 | $7.00K | 0.00% | 00.0% | Unchanged |
| Compagnie Lombard Odier SCmA | 2,370 | $6.00K | 0.00% | +2,370 | New |
| Banque Cantonale Vaudoise | 800 | $2.00K | 0.00% | 00.0% | Unchanged |
| Global Retirement Partners, LLC | 1,000 | $2.00K | 0.00% | +1,000 | New |
| Tower Research Capital LLC (TRC) | 262 | $1.00K | 0.00% | −2,527−90.6% | Reduced |
| Johnson Midwest Financial, LLC | 300 | $1.00K | 0.00% | 00.0% | Unchanged |
| Captrust Financial Advisors | 200 | $0 | 0.00% | 00.0% | Unchanged |
| Wolff Wiese Magana LLC | 200 | $0 | 0.00% | 00.0% | Unchanged |
| Optimum Investment Advisors | 50 | $0 | 0.00% | 00.0% | Unchanged |
| Focused Wealth Management, Inc | 50 | $0 | 0.00% | 00.0% | Unchanged |
| Ironwood Financial, llc | 67 | $0 | 0.00% | 00.0% | Unchanged |
| GPS Wealth Strategies Group, LLC | 27 | $0 | 0.00% | 00.0% | Unchanged |
| Clearstead Advisors, LLC | 100 | $0 | 0.00% | +100 | New |
| Gerber Kawasaki Wealth & Investment Management | 5 | $0 | 0.00% | +5 | New |
| Deutsche Bank AG | 0 | $0 | 0.00% | −201,810−100.0% | Sold out |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −190,925−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −68,275−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | 0 | $0 | 0.00% | −46,750−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −39,773−100.0% | Sold out |
| Millennium Management LLC | 0 | $0 | 0.00% | −25,357−100.0% | Sold out |
| UBS Group AG | 0 | $0 | 0.00% | −2,284−100.0% | Sold out |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 0 | $0 | 0.00% | −1,000−100.0% | Sold out |
| Royal Bank of Canada | 0 | $0 | 0.00% | −15−100.0% | Sold out |
| BerganKDV Wealth Management, LLC | 0 | $0 | 0.00% | −10−100.0% | Sold out |