Major stock Exchanges
New York Stock Exchange（NYSE）
National Association of Securities Dealers Automated Quotation System (Nasdaq)
Monday through Friday 4:00 a.m. to 8:00 p.m.
·Pre-Market: 4:00 a.m. to 9:30 a.m.
·Regular Market: 9:30 a.m. to 4:00 p.m.
·After Market: 4:00 p.m. to 8:00 p.m.
Monday through Friday 6:00 A.M. to 5:00 P.M. ET.