A Form 4 filed on August 18, 2026 with the U.S. Securities and Exchange Commission disclosed that Charis Plakantonaki, Chief Strategy Officer of Star Bulk Carriers Corp. (NASDAQ:SBLK), sold 10,825 common shares on August 14, 2026.

Key Highlights

  • Reporting person: Charis Plakantonaki, Chief Strategy Officer of Star Bulk Carriers Corp.
  • Transaction: Sale (code S) of 10,825 common shares, par value $0.01 per share, on August 14, 2026
  • Price: $28.9538 per share
  • Remaining ownership: 66,603 common shares held directly following the transaction
  • Filing date: August 18, 2026, filed by one reporting person

Star Bulk Carriers CSO Reports Direct Share Sale at $28.9538

According to the Form 4 filing, Charis Plakantonaki, identified as Chief Strategy Officer of Star Bulk Carriers Corp., disposed of 10,825 common shares on August 14, 2026 at a price of $28.9538 per share. The transaction is recorded under code "S" in Table I of the filing, which covers non-derivative securities acquired, disposed of, or beneficially owned. The shares are described as common shares with a par value of $0.01 per share.

Following the reported sale, the filing states that Plakantonaki directly holds 66,603 common shares. The ownership form for both the transaction and the resulting position is listed as direct (D). No indirect holdings or derivative securities transactions were reported in connection with this filing. The form was filed by one reporting person and was not indicated as an amendment to a prior filing.

The filing does not indicate that the transaction was made pursuant to a Rule 10b5-1(c) plan, as the corresponding checkbox on the form was not checked. Star Bulk Carriers Corp. trades on NASDAQ under the symbol SBLK. Plakantonaki's address is listed as 57 Panagiotou Anagnostopoulou, Athens, Greece.

What Was Disclosed

The filing disclosed a sale of 10,825 common shares of Star Bulk Carriers Corp. by Chief Strategy Officer Charis Plakantonaki on August 14, 2026, at $28.9538 per share, leaving the officer with a directly held position of 66,603 shares.