Star Bulk Carriers
Owns and operates a global dry-bulk fleet across seven ship classes.
$30.48
After-hours close+0.01 (+0.03%)
At close$30.47(+0.16%)
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Breakdown13F · Form 4
Institutions 35.85%39.98M sharesInsiders 8.40%9.37M sharesOther 55.75%62.18M shares
Shares outstanding 111.53M · Float 84.67M · 75.9% free float
Institutions13F, as of Jun 30, 2026
218 holders · 39.98M shares · 38 new positions · 98 increased · 69 reduced · 22 closed
| Holder | Shares | % outstanding | Chg q/q | Filed |
|---|---|---|---|---|
| Two Sigma Investments, LP | 3.53M | 3.17% | +517.1K | Aug 14, 2026 |
| BlackRock, Inc. | 2.82M | 2.53% | +2.22M | Aug 7, 2026 |
| Renaissance Technologies LLC | 2.10M | 1.88% | +32.0K | Aug 13, 2026 |
| Victory Capital Management Inc | 2.03M | 1.82% | +107.1K | Aug 7, 2026 |
| Goldman Sachs Group Inc | 2.01M | 1.81% | +276.4K | Aug 14, 2026 |
| Philosophy Capital Management LLC | 1.75M | 1.57% | −121.8K | Aug 14, 2026 |
| Colony Group, LLC | 1.26M | 1.13% | +123.8K | Aug 12, 2026 |
| Qube Research & Technologies Ltd | 1.16M | 1.04% | +69.8K | Aug 14, 2026 |
Beneficial owners13D/G · 5% or more, as filed
| Holder | % of class | Shares | Form | Filed |
|---|---|---|---|---|
| C.K. Limitedincl. Famatown Finance Limited, Greenwich Holdings Limited | 11.84% | 13.57M | 13D | Oct 6, 2025 ↗ |
| Danaos Corporation | 5.23% | 6.13M | 13G | May 9, 2025 ↗ |
InsidersForm 4
| Insider | Role | Shares | % outstanding | Filed |
|---|---|---|---|---|
| Milena Maria Pappa | director | 3.10M | 2.78% | Jun 16, 2026 |
| Alexandros Pappas | other: Head of Operations | 2.46M | 2.20% | Mar 17, 2026 |
| Raffaele Zagari | director | 1.93M | 1.73% | Aug 26, 2026 |
| Nikolaos Reskos | officer: Chief Operating Officer | 400.9K | 0.36% | Aug 7, 2026 |
| Spyridon Capralos | director | 363.7K | 0.33% | Aug 10, 2026 |
| Hamish Norton | officer: President | 305.8K | 0.27% | Jun 16, 2026 |
| Symeon Spyrou | officer: co CFO | 256.2K | 0.23% | Jun 16, 2026 |
| Christos Begleris | officer: co CFO | 211.1K | 0.19% | Jun 16, 2026 |
| Arne Blystad | director | 115.5K | 0.10% | Aug 3, 2026 |
| Eleni Vrettou | director | 77.2K | 0.07% | Jun 16, 2026 |
2 ten-percent owners hold 15.9K shares by Form 4, outside the officers-and-directors figure above
Latest trades
| Date | Insider | Type | Shares | Avg price | Owned after |
|---|---|---|---|---|---|
| Aug 25, 2026 | Raffaele Zagaridirector | Sale | 50,000 | $31.20 | 1,903,000 |
| Aug 24, 2026 | Raffaele Zagaridirector | Sale | 50,000 | $30.70 | 1,953,000 |
| Aug 17, 2026 | Charis Plakantonakiofficer: Chief Strategy Officer | Sale | 10,825 | $29.82 | 55,778 |
| Aug 14, 2026 | Charis Plakantonakiofficer: Chief Strategy Officer | Sale | 10,825 | $28.95 | 66,603 |
| Aug 6, 2026 | Nikolaos Reskosofficer: Chief Operating Officer | Sale | 5,000 | $29.50 | 400,875 |
| Jul 30, 2026 | Nikolaos Reskosofficer: Chief Operating Officer | Sale | 5,000 | $28.99 | 405,875 |
| Jun 12, 2026 | Arne Blystaddirector | Purchase | 7,580 | 115,533 | |
| Jun 11, 2026 | Nikolaos Karellisdirector | Sale | 20,000 | $26.96 | 0 |
| Jun 1, 2026 | Nikolaos Reskosofficer: Chief Operating Officer | Sale | 5,000 | $28.49 | 362,775 |
| May 21, 2026 | Nikolaos Reskosofficer: Chief Operating Officer | Sale | 30,000 | $27.29 | 367,775 |
CongressHouse and Senate disclosures
Not reported.