The New York Stock Exchange is an American stock exchange headquartered at the New York Stock Exchange Building in the Financial District of Lower Manhattan in New York City. It is the largest stock exchange in the world by market capitalization, exceeding $44 trillion in January 2026. The NYSE is owned by Intercontinental Exchange, an American holding company that it also lists. Previously, it was part of NYSE Euronext (NYX), which was formed by the NYSE's 2007 merger with Euronext.
The New York Stock Exchange reopens for trading after the September 11 attacks, the longest closure since the Great Depression.
On September 17, in the year 2001, The New York Stock Exchange reopens for trading after the September 11 attacks, the longest closure since the Great Depression. This event is recorded as a Historical Events event in the history of September 17, one of 492 recorded events on this date across all of history.
Key Facts
- This event took place on September 17, 2001 (AD era).
- It is categorised as a Historical Events event in recorded history.
- Referenced in 3 Wikipedia articles.
- The event is associated with a specific geographical location (see map below).
- Wikipedia source last updated on 29 August 2026.
On This Date in History 492
This article draws on content from Wikipedia, available under CC BY-SA 4.0.
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