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 |
|---|---|---|---|---|---|
| Two Sigma Investments, LP | 3,530,020 | $88.1M | 0.07% | +517,057+17.2% | Added |
| BlackRock, Inc. | 2,817,294 | $70.3M | 0.00% | +2,216,799+369.2% | Added |
| Renaissance Technologies LLC | 2,099,637 | $52.4M | 0.07% | +32,000+1.5% | Added |
| Victory Capital Management Inc | 2,027,422 | $50.6M | 0.03% | +107,133+5.6% | Added |
| Goldman Sachs Group Inc | 2,014,371 | $50.3M | 0.01% | +276,438+15.9% | Added |
| Philosophy Capital Management LLC | 1,752,666 | $43.8M | 4.20% | −121,752−6.5% | Reduced |
| Colony Group, LLC | 1,263,659 | $31.6M | 0.03% | +123,836+10.9% | Added |
| Qube Research & Technologies Ltd | 1,156,624 | $28.9M | 0.03% | +69,782+6.4% | Added |
| Morgan Stanley | 1,040,248 | $26.0M | 0.00% | −494,457−32.2% | Reduced |
| Fearnley Asset Management AS | 1,004,209 | $25.1M | 9.02% | +53,003+5.6% | Added |
| Encompass Capital Advisors LLC | 962,500 | $24.0M | 1.04% | +962,500 | New |
| Arrowstreet Capital, Limited Partnership | 926,378 | $23.1M | 0.01% | +168,952+22.3% | Added |
| Allianz Asset Management GmbH | 892,555 | $22.3M | 0.02% | +93,114+11.6% | Added |
| Boston Partners | 788,200 | $19.7M | 0.02% | −838,244−51.5% | Reduced |
| Acadian Asset Management LLC | 788,099 | $19.7M | 0.02% | +787,444+120,220.5% | Added |
| Marshall Wace, LLP | 786,668 | $19.6M | 0.02% | −430,269−35.4% | Reduced |
| Artemis Investment Management LLP | 761,688 | $19.0M | 0.17% | +685,915+905.2% | Added |
| Marex Group plc | 728,022 | $18.2M | 0.14% | +601,998+477.7% | Added |
| Bridgewater Associates, LP | 718,057 | $17.9M | 0.07% | +166,728+30.2% | Added |
| JPMorgan Chase & Co | 675,646 | $16.6M | 0.00% | +23,101+3.5% | Added |
| Citadel Advisors LLC | 594,246 | $14.8M | 0.01% | +182,997+44.5% | Added |
| D. E. Shaw & Co., Inc. | 591,314 | $14.8M | 0.01% | −582,563−49.6% | Reduced |
| DnB Asset Management AS | 585,932 | $14.6M | 0.04% | −157,853−21.2% | Reduced |
| Susquehanna International Group, LLP | 578,594 | $14.4M | 0.01% | +294,027+103.3% | Added |
| Marnell Management LLC | 515,698 | $12.9M | 6.55% | +85,416+19.9% | Added |
| First Eagle Investment Management, LLC | 515,000 | $12.9M | 0.02% | +515,000 | New |
| Millennium Management LLC | 472,800 | $11.8M | 0.01% | −246,701−34.3% | Reduced |
| Point72 Asset Management, L.P. | 437,815 | $10.9M | 0.02% | −352,120−44.6% | Reduced |
| Dymon Asia Capital (Singapore) Pte. Ltd. | 410,700 | $10.3M | 1.65% | +328,700+400.9% | Added |
| Norges Bank | 396,000 | $9.89M | 0.00% | +396,000 | New |
| Bank of America Corp | 376,311 | $9.40M | 0.00% | −189,251−33.5% | Reduced |
| UBS Group AG | 375,192 | $9.37M | 0.00% | +171,300+84.0% | Added |
| Voloridge Investment Management, LLC | 367,681 | $9.18M | 0.04% | −154,867−29.6% | Reduced |
| Valueworks LLC | 354,140 | $8.84M | 1.85% | −721−0.2% | Reduced |
| Vanguard Portfolio Management LLC | 336,976 | $8.41M | 0.00% | −12,428−3.6% | Reduced |
| Russell Investments Group, Ltd. | 333,897 | $8.32M | 0.01% | −45,555−12.0% | Reduced |
| Tudor Investment Corp Et Al | 305,490 | $7.63M | 0.03% | −429,520−58.4% | Reduced |
| Citigroup Inc | 295,189 | $7.37M | 0.00% | +282,868+2,295.8% | Added |
| LPL Financial LLC | 268,577 | $6.71M | 0.00% | −4,186−1.5% | Reduced |
| Engineers Gate Manager LP | 268,029 | $6.69M | 0.09% | −45,078−14.4% | Reduced |
| J. Safra Sarasin Holding AG | 228,694 | $5.71M | 0.08% | +228,694 | New |
| HRT Financial LP | 205,415 | $5.13M | 0.01% | −565,812−73.4% | Reduced |
| Sprott Inc. | 204,784 | $5.11M | 0.17% | +204,784 | New |
| Gsa Capital Partners LLP | 177,968 | $4.44M | 0.28% | −91,808−34.0% | Reduced |
| Numerai GP LLC | 159,066 | $3.97M | 0.32% | +16,012+11.2% | Added |
| Schonfeld Strategic Advisors LLC | 155,386 | $3.88M | 0.02% | −641−0.4% | Reduced |
| Geode Capital Management, LLC | 153,810 | $3.84M | 0.00% | −297−0.2% | Reduced |
| Wexford Capital LP | 144,800 | $3.62M | 0.50% | +144,800 | New |
| Jane Street Group, LLC | 138,032 | $3.45M | 0.00% | −412,257−74.9% | Reduced |
| CFM Wealth Partners LLC | 121,072 | $3.02M | 0.39% | +6,647+5.8% | Added |
| KLP Kapitalforvaltning AS | 120,000 | $3.00M | 0.01% | −20,000−14.3% | Reduced |
| BNP Paribas Arbitrage, SA | 115,619 | $2.89M | 0.00% | +18,522+19.1% | Added |
| Manatuck Hill Partners, LLC | 108,800 | $2.72M | 0.90% | −25,000−18.7% | Reduced |
| State Street Corp | 105,539 | $2.64M | 0.00% | −10,007−8.7% | Reduced |
| Mraz, Amerine & Associates, Inc. | 97,991 | $2.45M | 0.35% | 00.0% | Unchanged |
| RBF Capital, LLC | 85,000 | $2.12M | 0.09% | 00.0% | Unchanged |
| Buckland Partners Management Co LLC | 84,590 | $2.11M | 1.03% | 00.0% | Unchanged |
| Capital Fund Management S.A. | 83,919 | $2.10M | 0.02% | +61,532+274.9% | Added |
| Y-Intercept (Hong Kong) Ltd | 83,756 | $2.09M | 0.04% | −61,189−42.2% | Reduced |
| Stifel Financial Corp | 80,690 | $2.01M | 0.00% | +6,447+8.7% | Added |
| Impala Asset Management LLC | 80,479 | $2.01M | 1.14% | −39,521−32.9% | Reduced |
| Northern Trust Corp | 77,342 | $1.93M | 0.00% | +746+1.0% | Added |
| Graham Capital Wealth Management, LLC | 75,823 | $1.89M | 1.46% | +1,272+1.7% | Added |
| SEI Investments Co | 73,163 | $1.83M | 0.00% | +73,163 | New |
| Vanguard Capital Management LLC | 68,611 | $1.71M | 0.00% | 00.0% | Unchanged |
| Raiffeisen Bank International AG | 66,429 | $1.66M | 0.02% | +13,851+26.3% | Added |
| Headlands Technologies LLC | 66,333 | $1.66M | 0.18% | +518+0.8% | Added |
| New York State Common Retirement Fund | 65,914 | $1.65M | 0.00% | +65,914 | New |
| XTX Topco Ltd | 65,172 | $1.63M | 0.02% | −241,598−78.8% | Reduced |
| Relyea Zuckerberg Hanson LLC | 64,390 | $1.61M | 0.13% | 00.0% | Unchanged |
| HSBC Holdings PLC | 62,200 | $1.54M | 0.00% | +22,100+55.1% | Added |
| Public Employees Retirement System of Ohio | 54,886 | $1.37M | 0.00% | +50,616+1,185.4% | Added |
| Squarepoint Ops LLC | 54,281 | $1.36M | 0.00% | −27,011−33.2% | Reduced |
| Dakota Wealth Management | 54,155 | $1.35M | 0.03% | +1,763+3.4% | Added |
| BTG Pactual Asset Management US LLC | 53,570 | $1.34M | 0.10% | +1,986+3.9% | Added |
| Raymond James Financial Inc | 53,523 | $1.34M | 0.00% | −1,152−2.1% | Reduced |
| Horizon Kinetics Asset Management LLC | 52,066 | $1.30M | 0.01% | +296+0.6% | Added |
| SG Americas Securities, LLC | 51,496 | $1.29M | 0.00% | +43,375+534.1% | Added |
| Toroso Investments, LLC | 50,251 | $1.25M | 0.00% | −19,080−27.5% | Reduced |
| Point Nemo Capital, LLC | 47,112 | $1.18M | 0.60% | +47,112 | New |
| Winton Group Ltd | 42,600 | $1.06M | 0.03% | −62,989−59.7% | Reduced |
| Kestra Private Wealth Services, LLC | 40,539 | $1.01M | 0.01% | +40,539 | New |
| Glenorchy Capital Ltd | 40,242 | $1.00M | 0.63% | +1,496+3.9% | Added |
| Balyasny Asset Management LLC | 40,127 | $1.00M | 0.00% | +7,257+22.1% | Added |
| IMC-Chicago, LLC | 36,255 | $905.3K | 0.01% | +36,255 | New |
| Janney Montgomery Scott LLC | 35,859 | $895.0K | 0.00% | +35,859 | New |
| Ameriprise Financial Inc | 35,801 | $893.9K | 0.00% | −4,053−10.2% | Reduced |
| NBC Securities, Inc. | 35,425 | $884.6K | 0.06% | 00.0% | Unchanged |
| Toth Financial Advisory Corp | 35,382 | $883.5K | 0.09% | +24,200+216.4% | Added |
| Jump Financial, LLC | 31,399 | $784.0K | 0.01% | −188,086−85.7% | Reduced |
| ION Fund Management Ltd | 30,270 | $755.8K | 0.09% | 00.0% | Unchanged |
| Davenport & Co LLC | 29,822 | $744.6K | 0.00% | +12,303+70.2% | Added |
| Mitsubishi UFJ Trust & Banking Corp | 29,817 | $744.5K | 0.00% | +29,817 | New |
| Fox Run Management, L.L.C. | 29,126 | $727.3K | 0.12% | −35,218−54.7% | Reduced |
| Counterpoint Mutual Funds LLC | 24,712 | $617.1K | 0.06% | −183,715−88.1% | Reduced |
| Pathstone Holdings, LLC | 23,875 | $596.1K | 0.00% | −19,603−45.1% | Reduced |
| Mariner, LLC | 22,377 | $558.8K | 0.00% | +2,300+11.5% | Added |
| CenterBook Partners LP | 22,212 | $554.6K | 0.03% | +9,001+68.1% | Added |
| Sippican Capital Advisors | 21,627 | $540.0K | 0.33% | −50−0.2% | Reduced |
| Gotham Asset Management, LLC | 21,600 | $539.4K | 0.00% | 00.0% | Unchanged |