Black Tuesday -

: A then-record 16.4 million shares were traded in a single day.

: Roughly $14 billion in stock value vanished in one session, totaling roughly $30 billion over the two-day period including "Black Monday". Black Tuesday

Black Tuesday, occurring on , was the day the United States stock market experienced its most catastrophic collapse in history, serving as a primary catalyst for the Great Depression . Key Statistics of the Crash : A then-record 16

: The Dow Jones Industrial Average fell 11.7% on Black Tuesday alone. Key Statistics of the Crash : The Dow

: Throughout the "Roaring Twenties," stock prices soared to levels disconnected from actual company earnings.

: The volume was so intense that stock tickers ran nearly eight hours behind , leaving investors blind to the real-time destruction of their wealth. Root Causes

: Investors used borrowed money to buy stocks, sometimes paying as little as 10% of the share price upfront.