Is SIX open on Wednesday 17 February 1999?

Yes

Yes. SIX is open on Wednesday 17 February 1999, trading from 09:00 to 17:30 GMT+1 (Zurich time).

09:00–17:30 GMT+1

Regular hours

Related markets on 17 Feb 1999

LSE	08:00–16:30
Xetra	09:00–17:30
Euronext Paris	09:00–17:30
NYSE	09:30–16:00
Nasdaq	09:30–16:00
TSX	09:30–16:00
B3	10:00–17:00
TSE Tokyo	09:00–15:00
HKEX	The second day of Chinese New Year
SSE	Chinese New Year (Spring Festival)