ALL MARKETS FTSE 100 FTSE 250 AIM MARKET ZM23. 3 announcements. Time Date Ticker Company Announcement 07:00 16-12-2025 ZM23 ZM23 FRN Variable Rate Fix 14:25 16-09-2025 ZM23 ZM23 FRN Variable Rate Fix 07:00 20-03-2025 ZM23 ZM23 FRN Variable Rate Fix