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, Q2 2026
Institutional positions in Star Bulk Carriers Corp. as of Jun 30, 2026. 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
- 203
- +15 vs. Q1 2026
- Shares held
- 40.2M
- +2.11M (+5.6%) vs. Q1 2026
- Total value
- $1.00B
- +$129.4M (+14.8%) vs. Q1 2026
- New holders
- 35
- 61 more added
- Sold out
- 20
- 66 more reduced
2 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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, Q2 2026
Shares, value and share of portfolio for each institution holding Star Bulk Carriers Corp.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| American Capital Advisory, LLC | 5 | $125 | 0.00% | 00.0% | Unchanged |
| Stone House Investment Management, LLC | 2 | $50 | 0.00% | +2 | New |
| MJT & Associates Financial Advisory Group, Inc. | 1 | $7 | 0.00% | 00.0% | Unchanged |
| Cooper Creek Partners Management LLC | 0 | $0 | 0.00% | −866,033−100.0% | Sold out |
| Campbell & CO Investment Adviser LLC | 0 | $0 | 0.00% | −183,453−100.0% | Sold out |
| Hartree Partners, LP | 0 | $0 | 0.00% | −150,000−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −140,162−100.0% | Sold out |
| Magnetar Financial LLC | 0 | $0 | 0.00% | −37,292−100.0% | Sold out |
| FIL Ltd | 0 | $0 | 0.00% | −32,583−100.0% | Sold out |
| Mangrove Partners | 0 | $0 | 0.00% | −26,864−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −25,526−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −25,076−100.0% | Sold out |
| Sciencast Management LP | 0 | $0 | 0.00% | −24,512−100.0% | Sold out |
| nVerses Capital, LLC | 0 | $0 | 0.00% | −21,851−100.0% | Sold out |
| Picton Mahoney Asset Management | 0 | $0 | 0.00% | −20,867−100.0% | Sold out |
| Empowered Funds, LLC | 0 | $0 | 0.00% | −17,550−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −15,594−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −15,012−100.0% | Sold out |
| MQS Management LLC | 0 | $0 | 0.00% | −14,081−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −6,482−100.0% | Sold out |
| Nomura Asset Management Co Ltd | 0 | $0 | 0.00% | −2,500−100.0% | Sold out |
| FNY Investment Advisers, LLC | 0 | $0 | 0.00% | −1,800−100.0% | Sold out |
| MAI Capital Management | 0 | $0 | 0.00% | −516−100.0% | Sold out |
| Sofos Investments, Inc. | – | – | – | – | Not filed |
| Evelyn Partners Asset Management Ltd | – | – | – | – | Not filed |