FORMELA JEAN FRANCOIS 4

What Happened Formela Jean Francois, a director of Korro Bio, was granted 14,677 derivative shares (transaction type: Award/Acquisition) on 2026-06-10. The filing reports a $0.00 acquisition price and $0 total value for the reported transaction — this reflects an equity award, not an open-market purchase or sale.

Key Details

• Transaction date: 2026-06-10; Form 4 filed: 2026-06-11 (timely).
• Amount: 14,677 shares; reported price: $0.00 (derivative award).
• Shares owned after transaction: not specified in the summary filing.
• Footnote: The shares subject to the option vest in full on the earlier of (i) the one‑year anniversary of the grant date or (ii) the date of the next annual meeting, subject to continued service as a non‑employee director (see footnote F1).
• Filing timeliness: filed the next day — not marked late.

Context This was an equity award to a non-employee director (typical director compensation), not a cash purchase or sale. The award vests based on service/time (see footnote); it was not an exercise-for-cash or immediate sale. Such grants are common and reflect compensation arrangements rather than a direct market trade by the insider.