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, Q3 2025
Institutional positions in Star Bulk Carriers Corp. as of Sep 30, 2025. 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
- 166
- −5 vs. Q2 2025
- Shares held
- 29.2M
- −2.69M (−8.4%) vs. Q2 2025
- Total value
- $542.4M
- −$7.75M (−1.4%) vs. Q2 2025
- New holders
- 24
- 44 more added
- Sold out
- 29
- 54 more reduced
2 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2025: 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, Q3 2025
Shares, value and share of portfolio for each institution holding Star Bulk Carriers Corp.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Independent Financial Group, LLC | 25,777 | $479.2K | 0.01% | +875+3.5% | Added |
| Moors & Cabot, Inc. | 26,250 | $488.0K | 0.02% | −11,000−29.5% | Reduced |
| Royal Bank of Canada | 27,477 | $511.0K | 0.00% | −38,057−58.1% | Reduced |
| Glenorchy Capital Ltd | 27,712 | $515.2K | 0.37% | +280+1.0% | Added |
| Raymond James Financial Inc | 28,470 | $529.2K | 0.00% | −327−1.1% | Reduced |
| Ion Asset Management Ltd. | 30,270 | $562.7K | 0.07% | 00.0% | Unchanged |
| Wells Fargo & Company | 31,556 | $586.6K | 0.00% | −15,759−33.3% | Reduced |
| Simplex Trading, LLC | 34,658 | $644.0K | 0.01% | +25,498+278.4% | Added |
| NBC Securities, Inc. | 38,325 | $712.5K | 0.05% | 00.0% | Unchanged |
| Private Advisor Group, LLC | 40,517 | $753.2K | 0.00% | −794−1.9% | Reduced |
| BTG Pactual Asset Management US LLC | 41,306 | $767.9K | 0.09% | +41,306 | New |
| Capital Fund Management S.A. | 47,179 | $877.1K | 0.01% | +20,501+76.8% | Added |
| BNP Paribas Arbitrage, SA | 50,359 | $936.2K | 0.00% | +36,664+267.7% | Added |
| Horizon Kinetics Asset Management LLC | 51,923 | $965.3K | 0.01% | +2,368+4.8% | Added |
| Wexford Capital LP | 53,448 | $993.6K | 0.30% | +53,448 | New |
| Invesco Ltd. | 54,407 | $1.01M | 0.00% | −49,353−47.6% | Reduced |
| Toroso Investments, LLC | 57,685 | $1.07M | 0.00% | +8,183+16.5% | Added |
| Dakota Wealth Management | 61,141 | $1.14M | 0.02% | −28,243−31.6% | Reduced |
| Raiffeisen Bank International AG | 63,139 | $1.17M | 0.02% | −980−1.5% | Reduced |
| Pathstone Holdings, LLC | 71,410 | $1.33M | 0.01% | +55,294+343.1% | Added |
| Walleye Capital LLC | 72,779 | $1.35M | 0.01% | +11,386+18.5% | Added |
| Credit Agricole S A | 76,700 | $1.43M | 0.00% | +76,700 | New |
| Northern Trust Corp | 78,050 | $1.45M | 0.00% | −11,437−12.8% | Reduced |
| Bridgewater Associates, LP | 78,483 | $1.46M | 0.01% | +78,483 | New |
| Millennium Management LLC | 79,305 | $1.47M | 0.00% | +79,305 | New |
| Advisor Group Holdings, Inc. | 79,257 | $1.48M | 0.00% | −71,146−47.3% | Reduced |
| Verition Fund Management LLC | 82,930 | $1.54M | 0.01% | +48,108+138.2% | Added |
| RBF Capital, LLC | 88,900 | $1.65M | 0.08% | 00.0% | Unchanged |
| Manatuck Hill Partners, LLC | 93,800 | $1.74M | 0.59% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 99,439 | $1.85M | 0.00% | +49,968+101.0% | Added |
| Mraz, Amerine & Associates, Inc. | 99,687 | $1.85M | 0.29% | −2,088−2.1% | Reduced |
| 683 Capital Management, LLC | 100,000 | $1.86M | 0.17% | −125,000−55.6% | Reduced |
| Stifel Financial Corp | 100,532 | $1.87M | 0.00% | −43,539−30.2% | Reduced |
| Citadel Advisors LLC | 103,638 | $1.93M | 0.00% | −45,301−30.4% | Reduced |
| CFM Wealth Partners LLC | 112,601 | $2.09M | 0.30% | 00.0% | Unchanged |
| Capital Advisory Group Advisory Services, LLC | 118,063 | $2.19M | 0.68% | −874−0.7% | Reduced |
| Impala Asset Management LLC | 120,000 | $2.23M | 1.38% | +120,000 | New |
| Relyea Zuckerberg Hanson LLC | 125,377 | $2.33M | 0.25% | 00.0% | Unchanged |
| State Street Corp | 126,780 | $2.36M | 0.00% | +4,952+4.1% | Added |
| Mirabella Financial Services LLP | 151,818 | $2.82M | 0.25% | +151,818 | New |
| Boston Partners | 160,692 | $2.99M | 0.00% | −10,494−6.1% | Reduced |
| LPL Financial LLC | 166,826 | $3.10M | 0.00% | +6,158+3.8% | Added |
| Russell Investments Group, Ltd. | 181,755 | $3.38M | 0.00% | −883−0.5% | Reduced |
| Group One Trading, L.P. | 182,200 | $3.39M | 0.10% | +80,507+79.2% | Added |
| Schonfeld Strategic Advisors LLC | 194,004 | $3.61M | 0.03% | +109,643+130.0% | Added |
| ExodusPoint Capital Management, LP | 240,995 | $4.48M | 0.06% | +240,995 | New |
| Bank of America Corp | 311,431 | $5.79M | 0.00% | +60,946+24.3% | Added |
| Armor Advisors, L.L.C. | 328,390 | $6.10M | 5.79% | 00.0% | Unchanged |
| Valueworks LLC | 361,578 | $6.72M | 1.96% | −4,017−1.1% | Reduced |
| Franklin Resources Inc | 389,275 | $7.24M | 0.00% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 420,654 | $7.82M | 0.01% | +99,352+30.9% | Added |
| Vanguard Group Inc | 430,486 | $8.00M | 0.00% | −25,901−5.7% | Reduced |
| Goldman Sachs Group Inc | 434,122 | $8.07M | 0.00% | +41,839+10.7% | Added |
| Balyasny Asset Management LLC | 472,728 | $8.79M | 0.02% | +219,174+86.4% | Added |
| Geode Capital Management, LLC | 643,792 | $12.0M | 0.00% | +521,677+427.2% | Added |
| Allianz Asset Management GmbH | 652,982 | $12.1M | 0.01% | +168,491+34.8% | Added |
| DnB Asset Management AS | 826,628 | $15.4M | 0.06% | +13,277+1.6% | Added |
| Colony Group, LLC | 998,094 | $18.6M | 0.03% | +42,522+4.4% | Added |
| Morgan Stanley | 1,149,320 | $21.4M | 0.00% | +642,103+126.6% | Added |
| Philosophy Capital Management LLC | 1,450,000 | $27.0M | 3.12% | −97,777−6.3% | Reduced |
| UBS Group AG | 1,809,702 | $33.6M | 0.01% | −1,306,163−41.9% | Reduced |
| Renaissance Technologies LLC | 1,932,105 | $35.9M | 0.05% | −8,700−0.4% | Reduced |
| Oaktree Capital Management LPSuperinvestorOaktree Capital | 1,962,892 | $36.5M | 0.61% | −1,267,635−39.2% | Reduced |
| Ameriprise Financial Inc | 2,166,892 | $40.3M | 0.01% | +539,567+33.2% | Added |
| BlackRock, Inc. | 2,348,088 | $43.7M | 0.00% | +801,371+51.8% | Added |
| Alliancebernstein L.P. | 5,446,191 | $101.2M | 0.03% | +1,681,036+44.6% | Added |
| Victory Capital Management Inc | 0 | $0 | 0.00% | −1,900,058−100.0% | Sold out |
| UBS Asset Management Americas Inc | 0 | $0 | 0.00% | −1,186,436−100.0% | Sold out |
| Arrowstreet Capital, Limited Partnership | 0 | $0 | 0.00% | −685,037−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −549,059−100.0% | Sold out |
| Grand Alliance Asset Management Ltd | 0 | $0 | 0.00% | −500,000−100.0% | Sold out |
| Gilman Hill Asset Management, LLC | 0 | $0 | 0.00% | −388,847−100.0% | Sold out |
| Janney Montgomery Scott LLC | 0 | $0 | 0.00% | −96,832−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −43,551−100.0% | Sold out |
| Two Sigma Investments, LP | 0 | $0 | 0.00% | −32,832−100.0% | Sold out |
| Essex Financial Services, Inc. | 0 | $0 | 0.00% | −31,793−100.0% | Sold out |
| Apollon Wealth Management, LLC | 0 | $0 | 0.00% | −30,250−100.0% | Sold out |
| Ancora Advisors, LLC | 0 | $0 | 0.00% | −28,199−100.0% | Sold out |
| National Philanthropic Trust | 0 | $0 | 0.00% | −19,377−100.0% | Sold out |
| J.W. Cole Advisors, Inc. | 0 | $0 | 0.00% | −12,886−100.0% | Sold out |
| Guidance Capital, Inc | 0 | $0 | 0.00% | −12,052−100.0% | Sold out |
| Regal Investment Advisors LLC | 0 | $0 | 0.00% | −12,218−100.0% | Sold out |
| Principle Wealth Partners LLC | 0 | $0 | 0.00% | −10,915−100.0% | Sold out |
| Annis Gardner Whiting Capital Advisors, LLC | 0 | $0 | 0.00% | −4,300−100.0% | Sold out |
| Skopos Labs, Inc. | 0 | $0 | 0.00% | −1,906−100.0% | Sold out |
| Bessemer Group Inc | 0 | $0 | 0.00% | −1,251−100.0% | Sold out |
| Trust Co of Toledo NA | 0 | $0 | 0.00% | −500−100.0% | Sold out |
| Whittier Trust Co | 0 | $0 | 0.00% | −464−100.0% | Sold out |
| Kiker Wealth Management, LLC | 0 | $0 | 0.00% | −380−100.0% | Sold out |
| NewSquare Capital LLC | 0 | $0 | 0.00% | −348−100.0% | Sold out |
| Principal Securities, Inc. | 0 | $0 | 0.00% | −308−100.0% | Sold out |
| Transce3nd, LLC | 0 | $0 | 0.00% | −158−100.0% | Sold out |
| Beacon Capital Management, LLC | 0 | $0 | 0.00% | −120−100.0% | Sold out |
| Whipplewood Advisors, LLC | 0 | $0 | 0.00% | −45−100.0% | Sold out |
| Scarborough Advisors, LLC | 0 | $0 | 0.00% | −10−100.0% | Sold out |
| Norges Bank | – | – | – | – | Not filed |
| Financial Gravity Companies, Inc. | – | – | – | – | Not filed |