Star Bulk Carriers Corp. (SBLK) ownership: Top institutional holder: ALLIANCEBERNSTEIN L.P. ($112.11M). Insider activity: Net Seller (0 buys, 20 sells). 2 recent congressional STOCK Act disclosures. SEC EDGAR first-party data.
| Holder | Shares | Market Value | Reported |
|---|---|---|---|
| ALLIANCEBERNSTEIN L.P. | 5832805.00 | $112.11M | 2025-12-31 |
| TWO SIGMA INVESTMENTS, LP | 3012963.00 | $69.21M | 2026-03-31 |
| RENAISSANCE TECHNOLOGIES LLC | 2067637.00 | $47.49M | 2026-03-31 |
| VICTORY CAPITAL MANAGEMENT INC | 1920289.00 | $44.11M | 2026-03-31 |
| Philosophy Capital Management LLC | 1874418.00 | $43.06M | 2026-03-31 |
| GOLDMAN SACHS GROUP INC | 1737933.00 | $39.92M | 2026-03-31 |
| Boston Partners | 1626444.00 | $37.37M | 2026-03-31 |
| MORGAN STANLEY | 1534705.00 | $35.25M | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-06-12 | |
| Sell | null | 2026-06-12 | |
| Sell | null | 2026-06-12 | |
| Sell | null | 2026-06-12 | |
| Sell | null | 2026-06-12 | |
| Sell | null | 2026-06-12 | |
| Sell | null | 2026-06-12 | |
| Sell | null | 2026-06-12 |
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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.