Today in History: ‘Black Monday’ on Wall Street
- Posted on October 19, 2025
- By Chicago Tribune
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Today in History: ‘Black Monday’ on Wall Street

On Oct. 19, 1987, the stock market crashed as the Dow Jones Industrial Average plunged 508 points, or 22.6% in value (its largest daily percentage loss ever), to close at 1,738.74 on what came to b…