Star Bulk Carriers Corp.
SBLK- Exchange
- Nasdaq
- Industry
- Deep Sea Foreign Transportation of Freight
- SEC CIK
- 0001386716
In the last 90 days, Star Bulk Carriers Corp. insiders filed 9 open-market purchases and 8 sales; 203 institutions reported holding it in 13F filings for Q2 2026, worth $1.00B in total; no superinvestor holds it.
13F holders, Q4 2021
Institutional positions in Star Bulk Carriers Corp. as of Dec 31, 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
- 138
- +20 vs. Q3 2021
- Shares held
- 50.5M
- −4.70M (−8.5%) vs. Q3 2021
- Total value
- $1.14B
- −$182.9M (−13.8%) vs. Q3 2021
- New holders
- 47
- 40 more added
- Sold out
- 27
- 37 more reduced
2 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2021: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting SBLK 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 | 203 | $1.00B |
| Q1 2026 | 190 | $874.5M |
| Q4 2025 | 175 | $626.4M |
| Q3 2025 | 166 | $542.4M |
| Q2 2025 | 173 | $551.7M |
| Q1 2025 | 190 | $567.1M |
| Q4 2024 | 220 | $570.9M |
| Q3 2024 | 223 | $1.08B |
| Q2 2024 | 243 | $1.36B |
| Q1 2024 | 204 | $951.1M |
| Q4 2023 | 177 | $667.2M |
| Q3 2023 | 151 | $700.7M |
| Q2 2023 | 160 | $820.7M |
| Q1 2023 | 174 | $1.05B |
| Q4 2022 | 161 | $909.8M |
| Q3 2022 | 164 | $833.6M |
| Q2 2022 | 185 | $1.34B |
| Q1 2022 | 190 | $1.64B |
| Q4 2021 | 138 | $1.14B |
| Q3 2021 | 120 | $1.33B |
| Q2 2021 | 126 | $1.44B |
| Q1 2021 | 89 | $869.5M |
Institutions, Q4 2021
Shares, value and share of portfolio for each institution holding Star Bulk Carriers Corp.; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Affinity Wealth Management LLC | 11,604 | $246.0K | 0.05% | −853−6.8% | Reduced |
| Braun-Bostich & Associates Inc. | 11,604 | $246.0K | 0.06% | +11,604 | New |
| Castle Rock Wealth Management, LLC | 9,980 | $201.0K | 0.08% | +9,980 | New |
| UBS Group AG | 7,198 | $163.0K | 0.00% | −23,329−76.4% | Reduced |
| American Portfolios Advisors | 6,079 | $137.8K | 0.00% | +5,874+2,865.4% | Added |
| Alpha Paradigm Partners, LLC | 4,645 | $105.0K | 0.04% | +4,645 | New |
| Citigroup Inc | 4,546 | $103.0K | 0.00% | +4,546 | New |
| Maverick Capital LtdSuperinvestorMaverick Capital | 3,923 | $89.0K | 0.00% | +3,923 | New |
| Barclays PLC | 3,419 | $77.0K | 0.00% | −27,088−88.8% | Reduced |
| PEAK6 Investments LLC | 2,103 | $48.0K | 0.00% | −17,354−89.2% | Reduced |
| Captrust Financial Advisors | 2,056 | $47.0K | 0.00% | +944+84.9% | Added |
| Geneos Wealth Management Inc. | 2,100 | $47.0K | 0.00% | +2,100 | New |
| Kistler-Tiffany Companies, LLC | 2,000 | $45.0K | 0.01% | 00.0% | Unchanged |
| Spire Wealth Management | 2,000 | $45.0K | 0.00% | +2,000 | New |
| Tower Research Capital LLC (TRC) | 1,892 | $42.0K | 0.00% | −3,655−65.9% | Reduced |
| IronBridge Private Wealth, LLC | 1,500 | $34.0K | 0.02% | +1,500 | New |
| Bessemer Group Inc | 1,240 | $28.0K | 0.00% | 00.0% | Unchanged |
| PSI Advisors, LLC | 1,120 | $25.0K | 0.01% | +1,120 | New |
| James Investment Research Inc | 1,014 | $23.0K | 0.00% | −149−12.8% | Reduced |
| Newbridge Financial Services Group, Inc. | 1,000 | $23.0K | 0.01% | 00.0% | Unchanged |
| Optimum Investment Advisors | 1,000 | $23.0K | 0.01% | +500+100.0% | Added |
| West Paces Advisors Inc. | 1,000 | $22.7K | 0.01% | +1,000 | New |
| Smithfield Trust Co | 928 | $22.0K | 0.00% | +382+70.0% | Added |
| Carolinas Wealth Consulting LLC | 900 | $20.0K | 0.00% | +900 | New |
| Patriot Financial Group Insurance Agency, LLC | 512 | $12.0K | 0.00% | +512 | New |
| CNB Bank | 470 | $11.0K | 0.01% | +470 | New |
| Founders Capital Management | 400 | $9.00K | 0.01% | +400 | New |
| Federation des caisses Desjardins du Quebec | 375 | $8.50K | 0.00% | 00.0% | Unchanged |
| Dark Forest Capital Management LP | 304 | $7.00K | 0.00% | +304 | New |
| Harbour Investments, Inc. | 200 | $5.00K | 0.00% | +200 | New |
| CWM, LLC | 200 | $5.00K | 0.00% | +200 | New |
| Leonteq Securities AG | 162 | $3.67K | 0.00% | +162 | New |
| Lake Point Wealth Management | 75 | $2.00K | 0.00% | 00.0% | Unchanged |
| Snowden Capital Advisors LLC | 100 | $2.00K | 0.00% | +100 | New |
| Tyler-Stone Wealth Management | 100 | $2.00K | 0.00% | +100 | New |
| Bivin & Associates, Inc. | 50 | $1.00K | 0.00% | +50 | New |
| Laffer Tengler Investments | 30 | $680 | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 2 | $45 | 0.00% | +2 | New |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −800,689−100.0% | Sold out |
| Lonestar Capital Management LLC | 0 | $0 | 0.00% | −330,633−100.0% | Sold out |
| Assenagon Asset Management S.A. | 0 | $0 | 0.00% | −256,108−100.0% | Sold out |
| Manatuck Hill Partners, LLC | 0 | $0 | 0.00% | −211,200−100.0% | Sold out |
| D. E. Shaw & Co., Inc. | 0 | $0 | 0.00% | −193,215−100.0% | Sold out |
| J. Goldman & Co LP | 0 | $0 | 0.00% | −168,669−100.0% | Sold out |
| L & S Advisors Inc | 0 | $0 | 0.00% | −125,190−100.0% | Sold out |
| Wolverine Trading, LLC | 0 | $0 | 0.00% | −68,496−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −51,500−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −46,651−100.0% | Sold out |
| Brewin Dolphin Ltd | 0 | $0 | 0.00% | −39,024−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −33,819−100.0% | Sold out |
| Tudor Investment Corp Et Al | 0 | $0 | 0.00% | −22,836−100.0% | Sold out |
| XR Securities LLC | 0 | $0 | 0.00% | −19,494−100.0% | Sold out |
| AXA S.A. | 0 | $0 | 0.00% | −18,800−100.0% | Sold out |
| Campbell & CO Investment Adviser LLC | 0 | $0 | 0.00% | −14,400−100.0% | Sold out |
| SkyView Investment Advisors, LLC | 0 | $0 | 0.00% | −13,967−100.0% | Sold out |
| Sowell Financial Services LLC | 0 | $0 | 0.00% | −12,950−100.0% | Sold out |
| Woodward Diversified Capital, LLC | 0 | $0 | 0.00% | −11,000−100.0% | Sold out |
| Russell Investments Group, Ltd. | 0 | $0 | 0.00% | −11,129−100.0% | Sold out |
| Quantamental Technologies LLC | 0 | $0 | 0.00% | −9,251−100.0% | Sold out |
| Tarbox Family Office, Inc. | 0 | $0 | 0.00% | −2,000−100.0% | Sold out |
| Credit Agricole S A | 0 | $0 | 0.00% | −1,000−100.0% | Sold out |
| O'Shaughnessy Asset Management, LLC | 0 | $0 | 0.00% | −961−100.0% | Sold out |
| D'Orazio & Associates, Inc. | 0 | $0 | 0.00% | −697−100.0% | Sold out |
| IFP Advisors, Inc | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Pacitti Group Inc. | 0 | $0 | 0.00% | −33−100.0% | Sold out |
| Marshall Wace North America L.P. | – | – | – | – | Not filed |
| Harbor Financial Services, LLC | – | – | – | – | Not filed |