SEC Form 4 · Updated Daily
SBLK
— STAR BULK CARRIERS CORP. OwnershipInsider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| Pappa Milena Maria | Director | 3,167,074 | 2026-09-15 | P |
| Pappas Alexandros | Reporting Owner | 2,532,150 | 2026-09-15 | P |
| Zagari Raffaele | Director | 1,953,000 | 2026-10-13 | P |
| RAMIUS ADVISORS LLC | 10%+ Owner | 579,865 | 2008-04-21 | X |
| RAMIUS ENTERPRISE MASTER FUND LTD | 10%+ Owner | 579,865 | 2008-04-21 | X |
| C4S & CO LLC | 10%+ Owner | 579,865 | 2008-04-21 | X |
| STARK MORGAN B | 10%+ Owner | 579,865 | 2008-04-21 | X |
| RCG HOLDINGS LLC | 10%+ Owner | 579,865 | 2008-04-21 | X |
| STRAUSS THOMAS W | 10%+ Owner | 579,865 | 2008-04-21 | X |
| COHEN PETER A | 10%+ Owner | 579,865 | 2008-04-21 | X |
| SOLOMON JEFFREY M | 10%+ Owner | 579,865 | 2008-04-21 | X |
| RCG BALDWIN LP | 10%+ Owner | 579,865 | 2008-04-21 | X |
| RCG CARPATHIA MASTER FUND LTD | 10%+ Owner | 579,865 | 2008-04-21 | X |
| Reskos Nikolaos | Officer | 410,875 | 2026-09-15 | P |
| Norton Hamish | Officer | 305,847 | 2026-06-12 | A |
| Capralos Spyridon | Director | 245,456 | 2026-08-06 | G |
| Spyrou Symeon | Officer | 241,200 | 2026-09-15 | P |
| Begleris Christos | Officer | 171,087 | 2026-06-12 | A |
| Blystad Arne | Director | 115,533 | 2026-06-12 | P |
| Vrettou Eleni | Director | 73,686 | 2026-09-21 | S |
| Plakantonaki Charis | Officer | 58,778 | 2026-09-15 | P |
| Weston Gary | Director | 38,325 | 2026-06-12 | A |
| Balakrishnan Mahesh | Director | 29,080 | 2026-09-18 | S |
| Erhardt Koert | Director | 10,080 | 2026-10-05 | S |
| Karellis Nikolaos | Director | 9,580 | 2026-09-15 | P |
| Weum Mikkel Storm | Director | 1,760 | 2026-06-12 | A |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2026-10-13 | Zagari Raffaele | Open-market buy | 0 | $0.00 | 1,953,000 |
| 2026-10-13 | Zagari Raffaele | Open-market sale | 7,580 | $30.00 | 30,000 |
| 2026-10-13 | Zagari Raffaele | Open-market buy | 0 | $0.00 | 1,953,000 |
| 2026-10-13 | Zagari Raffaele | Open-market sale | 7,580 | $30.00 | 30,000 |
| 2026-10-05 | Erhardt Koert | Open-market sale | 6,000 | $30.39 | 10,080 |
| 2026-09-21 | Vrettou Eleni | Open-market sale | 3,500 | $32.12 | 73,686 |
| 2026-09-18 | Balakrishnan Mahesh | Open-market sale | 10,000 | $32.34 | 29,080 |
| 2026-09-15 | Reskos Nikolaos | Open-market buy | 10,000 | $28.27 | 410,875 |
| 2026-09-15 | Pappas Alexandros | Open-market buy | 74,400 | $28.27 | 2,532,150 |
| 2026-09-15 | Pappa Milena Maria | Open-market buy | 74,400 | $28.27 | 3,167,074 |
| 2026-09-15 | Plakantonaki Charis | Open-market buy | 3,000 | $28.27 | 58,778 |
| 2026-09-15 | Zagari Raffaele | Open-market buy | 50,000 | $28.27 | 1,953,000 |
| 2026-09-15 | Zagari Raffaele | Open-market buy | 10,000 | $28.27 | 37,580 |
| 2026-09-15 | Erhardt Koert | Open-market buy | 6,000 | $28.27 | 16,080 |
| 2026-09-15 | Karellis Nikolaos | Open-market buy | 2,000 | $28.27 | 9,580 |
| 2026-09-15 | Spyrou Symeon | Open-market buy | 15,000 | $28.27 | 241,200 |
| 2026-08-25 | Zagari Raffaele | Open-market sale | 50,000 | $31.20 | 1,903,000 |
| 2026-08-24 | Zagari Raffaele | Open-market sale | 50,000 | $30.70 | 1,953,000 |
| 2026-08-17 | Plakantonaki Charis | Open-market sale | 10,825 | $29.82 | 55,778 |
| 2026-08-14 | Plakantonaki Charis | Open-market sale | 10,825 | $28.95 | 66,603 |
| 2026-08-06 | Reskos Nikolaos | Open-market sale | 5,000 | $29.50 | 400,875 |
| 2026-08-06 | Capralos Spyridon | Gift | 118,720 | $0.00 | 245,456 |
| 2026-07-30 | Reskos Nikolaos | Open-market sale | 5,000 | $28.99 | 405,875 |
| 2026-06-12 | Norton Hamish | Grant / award | 35,800 | $0.00 | 305,847 |
| 2026-06-12 | Erhardt Koert | Grant / award | 7,580 | $0.00 | 10,080 |
| 2026-06-12 | Capralos Spyridon | Grant / award | 19,500 | $0.00 | 245,456 |
| 2026-06-12 | Pappa Milena Maria | Grant / award | 7,580 | $0.00 | 3,092,674 |
| 2026-06-12 | Zagari Raffaele | Grant / award | 7,580 | $0.00 | 27,580 |
| 2026-06-12 | Karellis Nikolaos | Grant / award | 7,580 | $0.00 | 7,580 |
| 2026-06-12 | Reskos Nikolaos | Grant / award | 48,100 | $0.00 | 410,875 |
| 2026-06-12 | Balakrishnan Mahesh | Grant / award | 7,580 | $0.00 | 39,080 |
| 2026-06-12 | Vrettou Eleni | Grant / award | 7,580 | $0.00 | 77,186 |
| 2026-06-12 | Weston Gary | Grant / award | 7,580 | $0.00 | 38,325 |
| 2026-06-12 | Blystad Arne | Grant / award | 7,580 | $0.00 | 117,533 |
| 2026-06-12 | Spyrou Symeon | Grant / award | 26,200 | $0.00 | 226,200 |
| 2026-06-12 | Begleris Christos | Grant / award | 26,200 | $0.00 | 171,087 |
| 2026-06-12 | Weum Mikkel Storm | Grant / award | 1,760 | $0.00 | 1,760 |
| 2026-06-12 | Plakantonaki Charis | Grant / award | 17,200 | $0.00 | 77,428 |
| 2026-06-12 | Blystad Arne | Open-market buy | 7,580 | $0.00 | 115,533 |
| 2026-06-11 | Karellis Nikolaos | Open-market sale | 20,000 | $26.96 | 0 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.