Before this crash, which ruined both corporate and individual wealth, the stock market peaked on Sept. 3, 1929, with the Dow Jones Industrial Average (DJIA) at 381.17. The ultimate bottom was reached on July 8, 1932, where the Dow stood at 41.22. From peak to trough, this was a loss of 89.19%. The Stock Market Crash of 1929. Author: History.com Editors Video Rating: TV-14 Video Duration: 2:25. Black Thursday brings the roaring twenties to a screaming halt, ushering in a world-wide an By the summer of 1929, it was clear that the economy was contracting, and the stock market went through a series of unsettling price declines. These declines fed investor anxiety, and events came to a head on October 24, 28, and 29 (known respectively as Black Thursday, Black Monday, and Black Tuesday).