Is TWSE open on Monday 28 September 2015?
No
No. TWSE is closed on Monday 28 September 2015 for Mid-Autumn Festival (observed). It reopens on Wednesday 30 September 2015.
Mid-Autumn Festival (observed)
See also TWSE hours today and TWSE holidays 2015
TSE Tokyo
HKEX
SSE
KRX
NSE
SGX
ASX
NYSE
TSX