US markets trade as normal on Mountain Day. It closes the Tokyo Stock Exchange.
Mountain Day 2027 is observed on Wednesday, August 11, 2027.
What that day looks like
Mountain Day on Wednesday, August 11, 2027, the Tokyo Stock Exchange is closed all day. All other major exchanges, including the New York Stock Exchange, NASDAQ, Toronto Stock Exchange, London Stock Exchange, Australian Securities Exchange, Shanghai Stock Exchange, Hong Kong Exchange, National Stock Exchange of India and Bombay Stock Exchange, trade as usual.
AI-generated from this page's data only (openai/gpt-oss-120b, gates ok). Informational only — not investment advice.
Every tracked exchange on Wednesday, August 11, 2027
- NYSENew York Stock ExchangeOpen 09:30–16:00 local
- NASDAQNASDAQ Stock MarketOpen 09:30–16:00 local
- TSXToronto Stock ExchangeOpen 09:30–16:00 local
- LSELondon Stock ExchangeOpen 08:00–16:30 local
- ASXAustralian Securities ExchangeOpen 10:00–16:00 local
- TSETokyo Stock ExchangeClosed — Mountain Day
- SSEShanghai Stock ExchangeOpen 09:30–11:30 and 13:00–15:00 local
- HKEXHong Kong Stock ExchangeOpen 09:30–12:00 and 13:00–16:00 local
- NSENational Stock Exchange of IndiaOpen 09:15–15:30 local
- BSEBombay Stock ExchangeOpen 09:15–15:30 local
What this means for trading
TSE do not trade, so orders placed that day queue for the next session. NYSE, NASDAQ, TSX, LSE, ASX, SSE, HKEX, NSE, BSE keep their normal hours, so global markets still price news that day.
Other 2027 closures
- Civic Holiday · Aug 2
- Summer Bank Holiday · Aug 30
- Marine Day · Jul 19
- Labor Day · Sep 6
- Mid-autumn Festival · Sep 15
- Independence Day · Jul 5
- Respect for the Aged Day · Sep 20
- Canada Day · Jul 1