Form 4 Filing by Bank of Nova Scotia for KeyCorp Shares

This filing details a disposition of 162,692 common shares of KeyCorp by Bank of Nova Scotia on May 27, 2026, at a price of $21.25 per share. Following this transaction, Bank of Nova Scotia holds 158,723,874 shares. The disposition was made pursuant to an Investment Agreement between Bank of Nova Scotia and KeyCorp, which allows for pro rata participation in share repurchases by KeyCorp. Bank of Nova Scotia is considered a director-by-deputization due to its contractual right to nominate directors to KeyCorp's board.