Herd behavior accelerates the downward trend.
This was the fastest drop from a market high to a bear market (a 20% decline) in history, occurring in just 16 trading days [1]. It was driven by panic over the global pandemic.
Unexpected, major negative news (like pandemic shutdowns) causes rapid reassessment of asset values. Helpful Resources & Context:
provides analysis on how the 2020 crash broke records for speed. If you're studying this topic, What regulatory changes happened after 1987 ? How to spot early warning signs ?
has an in-depth, detailed explanation of Black Monday (1987) and its causes.
While technically occurring over a few days ("Black Thursday" and "Black Tuesday"), this crash was a swift turning point that initiated the Great Depression, characterized by a rapid loss of confidence and massive sell-offs. Key Themes in Fast Crashes:
Modern crashes often feature computer-driven trading, which can trigger massive, instantaneous sell orders.
Often cited as the fastest, most intense crash in modern history. The Dow Jones Industrial Average dropped 22.6% in a single day, driven by automated trading, panic selling, and portfolio insurance strategies.