# Black Monday Trading Safeguards

> U.S. market safeguards from 1987 crash still active today.
- Title: Black Monday Trading Safeguards · TokenPost | Shortify
- Summary: U.S. market safeguards from 1987 crash still active today. U.S. trading circuit breakers, set to pause markets during steep declines, were established after…
- Keywords: black monday, dow jones, s&p 500, circuit breakers, trading safeguards, 1987 crash, dow jones industrial average, nasdaq composite, crypto, finance, Black, Monday
- Source: TokenPost — https://tokenpost.com/news/investing/34526
- Published: 2026-10-19T00:40:38+00:00
- Read time: 1 min
- Topics: black monday, dow jones, s&p 500, circuit breakers, trading safeguards, 1987 crash, dow jones industrial average, nasdaq composite, crypto, finance
## Black Monday Anniversary
The 39th anniversary of Black Monday falls Monday, Oct. 19, after a weaker Friday session for U.S. stock benchmarks.
## 1987 Market Crash Impact
The Dow Jones Industrial Average fell 508 points, or 22.6%, in one session on Oct. 19, 1987, a market break that led to new trading safeguards.
## Current Trading Safeguards
If the S&P 500 falls 7% or 13% from its previous close before 3:25 p.m. ET, trading pauses for 15 minutes.
## Key takeaway

U.S. trading circuit breakers, set to pause markets during steep declines, were established after Black Monday 1987 crash.