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Black Tuesday crashed Wall Street into the Great Depression

On this day · 29 October 1929
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On October 29, 1929, a record 16 million shares changed hands as Wall Street collapsed, wiping out fortunes and opening the Great Depression.

Verified · VCU Libraries, Social Welfare History Project — Stock Market Crash of October 1929

On 29 October 1929Black Tuesday — the New York Stock Exchange came apart. Panicked investors dumped a then-record 16 million shares in a single session, and the floor’s ticker machines fell hours behind, unable to keep pace with the selling.

By the closing bell, roughly $14 billion in stock value had evaporated, wiping out countless ordinary savers who had borrowed money to buy in during the boom years.

The day capped a brutal stretch. From Black Thursday on October 24 through Black Tuesday, the Dow Jones Industrial Average shed about a quarter of its value, and the slide was far from over.

Stocks would not bottom out until 1932, by which point the market had lost nearly 90% of its peak worth.

Black Tuesday did not single-handedly cause the Great Depression — banking failures and bad policy did much of that — but it remains its unforgettable opening scene, the moment the Roaring Twenties stopped roaring.

16M
shares traded that day
$14B
stock value lost
~90%
peak value gone by 1932

Sources & references

2 references

Well-established. Corroborated by 2 independent sources.

1 VCU Libraries, Social Welfare History Project — Stock Market Crash of October 1929 university library “The situation worsened yet again on the infamous Black Tuesday, October 29, 1929, when more than 16 million stocks were traded... The stock market ultimately lost $14 billion that day.” socialwelfare.library.vcu.edu ↗
2 HISTORY media “Black Tuesday hits Wall Street on October 29, 1929 as investors trade 16,410,030 shares on the New York Stock Exchange in a single day.” history.com ↗
✓ Last reviewed Jun 7, 2026

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