BEAVER CAROLYN 4

What Happened
Carolyn Beaver, a director of MediciNova, received a derivative equity award covering 44,500 shares on 2026-06-23. The filing reports an acquisition price of $0.00 and identifies the grant as an option that vests over time rather than an immediate purchase of stock. This is a compensation award rather than a sale.

Key Details

• Transaction date: 2026-06-23; acquisition price reported as $0.00 (derivative award).
• Vesting schedule (Footnote F1): vests in four equal installments on 9/30/2026, 12/31/2026, 3/31/2027 and 6/30/2027, subject to continued service.
• Shares owned after transaction: not specified in the filing.
• Filing date: 2026-06-25 (filed timely; no late filing indicated).
• Transaction type code: A (Grant/Award of derivative securities).

Context
This filing documents an option-style award that will convert into vested equity only as installments vest and, if applicable, are exercised. Awards to directors are commonly part of compensation and do not represent an immediate market purchase or sale.