Early Trading 4:00 a.m. ET — 9:30 a.m. ET
Core Trading 9:30 a.m. ET — 4:00 p.m. ET
Late Trading 4:00 p.m. ET — 8:00 p.m. ET

Bond Auctions
The NYSE conducts two daily bond auctions – an Opening Bond Auction at 4:00 a.m. ET and a Core Bond Auction at 9:30 a.m. ET. Orders not executed in either auction become eligible for continuous trading immediately after the auction.