Star Bulk CarriersSBLK
13F holders, Q1 2026 (March 31)189holders +15
45new positions
29sold out
8famous investors
$22.95avg. 13F price*
At the end of Q1 2026, 189 institutions reported holding Star Bulk Carriers Corp. (SBLK) in their 13F filings, up 15 from Q4 2025. 45 opened new positions and 29 sold out. The largest holders were Two Sigma Investments, LP ($69.2M), Renaissance Technologies ($47.5M) and Victory Capital Management Inc. ($44.1M). 8 famous investors held it, including Paul Tudor Jones (0.1% of Tudor Investment Corporation's portfolio), Jim Simons / Peter Brown (0.1% of Renaissance Technologies's portfolio) and Ray Dalio (0.1% of Bridgewater Associates's portfolio).
- Company
- Star Bulk Carriers Corp.
- CUSIP
- Y8162K204
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q4 2025 → Q1 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 45 | $187.6M |
| Exits | 29 | $174.0M |
All 13F filers, Q4 2025 → Q1 2026: 19,589,085 shares bought and 13,741,672 shares sold, net +5,847,413 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 189 holders
| Two Sigma Investments, LP | 0.06% | Add +435.7% | 3,012,963 | $69.2M |
| Renaissance Technologies | 0.07% | Add +13.0% | 2,067,637 | $47.5M |
| Victory Capital Management Inc. | 0.03% | New | 1,920,289 | $44.1M |
| Philosophy Capital Management LLC | 5.02% | Add +13.6% | 1,874,418 | $43.1M |
| Goldman Sachs Group Inc. | 0.01% | Add +173.5% | 1,737,933 | $39.9M |
| Boston Partners | 0.04% | Add +92.9% | 1,626,444 | $37.4M |
| Morgan Stanley | 0.00% | Add +40.2% | 1,534,705 | $35.3M |
| Marshall Wace, LLP | 0.03% | Add +1168.9% | 1,216,937 | $28.0M |
| D. E. Shaw & Co. | 0.02% | Add +1084.0% | 1,173,877 | $27.0M |
| Focus Partners Wealth | 0.03% | Add +9.5% | 1,139,823 | $26.2M |
| Qube Research & Technologies Ltd | 0.04% | New | 1,086,842 | $25.0M |
| Fearnley Asset Management As | 7.14% | Add +64.8% | 951,206 | $21.8M |
| Cooper Creek Partners Management LLC | 0.96% | New | 866,033 | $19.9M |
| Allianz Asset Management GmbH | 0.02% | Add +4.3% | 799,441 | $18.4M |
| Point72 Asset Management | 0.03% | Reduce -2.1% | 789,935 | $18.1M |
| HRT Financial LP | 0.04% | Add +1625.5% | 771,227 | $17.7M |
| Arrowstreet Capital, Limited Partnership | 0.01% | New | 757,426 | $17.4M |
| DNB Asset Management AS | 0.06% | Reduce -9.0% | 743,785 | $17.1M |
| Tudor Investment Corporation | 0.09% | New | 735,010 | $16.9M |
| Millennium Management | 0.01% | Reduce -18.9% | 719,501 | $16.5M |
| JPMorgan Chase & Co. | 0.00% | Add +210.4% | 652,545 | $14.4M |
| BlackRock, Inc. | 0.00% | Add +268.5% | 600,495 | $13.8M |
| Bank of America Corp. | 0.00% | Add +48.5% | 565,562 | $13.0M |
| Bridgewater Associates | 0.06% | Reduce -8.8% | 551,329 | $12.7M |
| Jane Street Group, LLC | 0.01% | Add +53.9% | 550,289 | $12.6M |
| Voloridge Investment Management, LLC | 0.05% | Add +163.8% | 522,548 | $12.0M |
| Marnell Management LLC | 6.57% | Add +19.1% | 430,282 | $9.9M |
| Citadel Advisors | 0.01% | New | 411,249 | $9.4M |
| Russell Investments Group, Ltd. | 0.01% | Add +46.8% | 379,452 | $8.7M |
| Valueworks LLC | 2.22% | Reduce -1.0% | 354,861 | $8.2M |
| Vanguard Portfolio Management LLC | 0.00% | — | 349,404 | $8.0M |
| Engineers Gate Manager LP | 0.09% | New | 313,107 | $7.2M |
| XTX Topco Ltd | 0.12% | Add +135.4% | 306,770 | $7.0M |
| Walleye Capital LLC | 0.04% | Add +2914.7% | 287,273 | $6.6M |
| Susquehanna International Group, LLP | 0.01% | Reduce -41.8% | 284,567 | $6.5M |
| LPL Financial LLC | 0.00% | Add +77.0% | 272,763 | $6.3M |
| Gsa Capital Partners LLP | 0.39% | New | 269,776 | $6.2M |
| Jump Financial, LLC | 0.08% | Reduce -53.9% | 219,485 | $5.0M |
| Counterpoint Mutual Funds LLC | 0.72% | New | 208,427 | $4.8M |
| UBS Group AG | 0.00% | Reduce -77.7% | 203,892 | $4.7M |
| Campbell & CO Investment Adviser LLC | 0.24% | New | 183,453 | $4.2M |
| Schonfeld Strategic Advisors LLC | 0.03% | Add +12.8% | 156,027 | $3.6M |
| Geode Capital Management, LLC | 0.00% | Add +2.6% | 154,107 | $3.5M |
| Hartree Partners, LP | 0.75% | New | 150,000 | $3.4M |
| Y-Intercept (Hong Kong) Ltd | 0.06% | New | 144,945 | $3.3M |
| Numerai GP LLC | 0.33% | New | 143,054 | $3.3M |
| ExodusPoint Capital Management, LP | 0.03% | Reduce -11.5% | 140,162 | $3.2M |
| KLP Kapitalforvaltning As | 0.01% | Reduce -6.7% | 140,000 | $3.2M |
| Manatuck Hill Partners, LLC | 1.01% | Reduce -34.4% | 133,800 | $3.1M |
| Marex Group Ltd | 0.03% | Add +142.6% | 126,024 | $2.9M |
| Impala Asset Management LLC | 1.28% | Reduce -28.1% | 120,000 | $2.8M |
| State Street Corp. | 0.00% | Reduce -9.6% | 115,546 | $2.7M |
| Aquatic Capital Management LLC | 0.08% | New | 115,477 | $2.7M |
| CFM Wealth Partners LLC | 0.39% | Add +1.6% | 114,425 | $2.6M |
| WINTON GROUP Ltd | 0.09% | New | 105,589 | $2.4M |
| Mraz, Amerine & Associates, Inc. | 0.33% | Reduce -0.1% | 97,991 | $2.3M |
| BNP Paribas Financial Markets | 0.00% | Add +143.4% | 97,097 | $2.2M |
| RBF Capital, LLC | 0.10% | No change | 85,000 | $2.0M |
| Buckland Partners Management Co LLC | 1.18% | No change | 84,590 | $1.9M |
| Dymon Asia Capital (singapore) Pte. LTD. | 0.41% | New | 82,000 | $1.9M |
| Squarepoint Ops LLC | 0.00% | New | 81,292 | $1.9M |
| Northern Trust Corp. | 0.00% | Reduce -0.8% | 76,596 | $1.8M |
| Artemis Investment Management LLP | 0.02% | New | 75,773 | $1.7M |
| Graham Capital Wealth Management, LLC | 1.52% | New | 74,551 | $1.7M |
| Stifel Financial Corp. | 0.00% | Reduce -11.1% | 74,243 | $1.7M |
| Tidal Investments LLC | 0.01% | Add +50.0% | 69,331 | $1.6M |
| Vanguard Capital Management LLC | 0.00% | — | 68,611 | $1.6M |
| Headlands Technologies LLC | 0.17% | Add +193.2% | 65,815 | $1.5M |
| Cetera Investment Advisers | 0.00% | Add +430.5% | 65,307 | $1.5M |
| Relyea Zuckerberg Hanson LLC | 0.15% | Reduce -48.6% | 64,390 | $1.5M |
| Fox Run Management, L.L.C. | 0.25% | Add +90.8% | 64,344 | $1.4M |
| Raymond James Financial Inc. | 0.00% | Reduce -3.8% | 54,675 | $1.3M |
| Raiffeisen Bank International AG | 0.02% | Reduce -6.3% | 52,578 | $1.2M |
| Dakota Wealth Management | 0.03% | Reduce -7.0% | 52,392 | $1.2M |
| Horizon Kinetics Asset Management LLC | 0.01% | Add +2.1% | 51,770 | $1.2M |
| BTG Pactual Asset Management US LLC | 0.12% | New | 51,584 | $1.2M |
| Pathstone Holdings, LLC | 0.00% | Reduce -51.3% | 43,478 | $999K |
| Dynamic Technology Lab Private Ltd | 0.16% | New | 43,322 | $995K |
| Ameriprise Financial Inc. | 0.00% | Reduce -98.1% | 39,854 | $915K |
| HSBC Holdings PLC | 0.00% | New | 40,100 | $909K |
| Glenorchy Capital Ltd | 0.48% | Add +27.8% | 38,746 | $890K |
| Magnetar Financial LLC | 0.01% | Add +86.5% | 37,292 | $857K |
| Centiva Capital, LP | 0.04% | New | 36,843 | $846K |
| Lanark Financial, Inc. | 0.06% | Reduce -7.6% | 35,425 | $814K |
| Balyasny Asset Management L.P. | 0.00% | Add +153.3% | 32,870 | $755K |
| FIL Ltd | 0.00% | Reduce -90.6% | 32,583 | $748K |
| ION Fund Management Ltd | 0.11% | No change | 30,270 | $695K |
| Mangrove Partners Im, LLC | 0.05% | Add +137.9% | 26,864 | $617K |
| Group One Trading LLC | 0.02% | Reduce -88.5% | 25,526 | $586K |
| R Squared Ltd | 0.32% | New | 25,293 | $581K |
| Simplex Trading, LLC | 0.02% | Reduce -5.4% | 25,194 | $579K |
| Two Sigma Securities, LLC | 0.07% | New | 25,076 | $576K |
| Sciencast Management LP | 0.07% | New | 24,512 | $563K |
| Eagle Harbor Asset Management Inc. | 0.46% | Add +0.1% | 23,515 | $540K |
| Vident Advisory, LLC | 0.00% | Add +46.0% | 22,582 | $519K |
| Capital Fund Management S.A. | 0.00% | Reduce -58.8% | 22,387 | $514K |
| Wells Fargo & Company | 0.00% | Reduce -23.0% | 21,953 | $504K |
| Boothbay Fund Management, LLC | 0.01% | New | 21,862 | $502K |
| nVerses Capital, LLC | 0.46% | New | 21,851 | $502K |
| Sippican Capital Advisors | 0.34% | No change | 21,677 | $498K |
"% of holder's portfolio" is SBLK's weight in each manager's 13F, not the share of Star Bulk Carriers Corp. the manager owns.