Star Bulk Carriers Corp. (SBLK) Holders & Ownership

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.

Top Institutional Holders (13F)

Source: SEC Form 13F
HolderSharesMarket ValueReported
ALLIANCEBERNSTEIN L.P.5832805.00$112.11M2025-12-31
TWO SIGMA INVESTMENTS, LP3012963.00$69.21M2026-03-31
RENAISSANCE TECHNOLOGIES LLC2067637.00$47.49M2026-03-31
VICTORY CAPITAL MANAGEMENT INC1920289.00$44.11M2026-03-31
Philosophy Capital Management LLC1874418.00$43.06M2026-03-31
GOLDMAN SACHS GROUP INC1737933.00$39.92M2026-03-31
Boston Partners1626444.00$37.37M2026-03-31
MORGAN STANLEY1534705.00$35.25M2026-03-31

Insider Trading Activity (Form 4)

Source: SEC Form 4
InsiderTransactionValueDate
Sellnull2026-06-12
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Sellnull2026-06-12
Sellnull2026-06-12
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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.