Some important facts about Monday's market movement:
- The Dow Jones Industrial Average would have to hit 14,930 and the S&P 500 would have to hit 1,665 to enter correction territory.
- The Dow industrials fell below their 200-day moving average. It's the first time the average has been below its 200 DMA since Dec. 28, 2012.
- This is the worst start to February since 1982 for both the Dow and S&P 500. Meanwhile, this is the Nasdaq's worst start to February on record.
- Historically, February ranks as the No. 2 worst-performing month of the year for the Dow industrials and S&P 500, and the fourth-weakest month for the Nasdaq.
- If the S&P 500 closes at or below 1,770, traders are watching the November lows (1,746). If it continues to decline, next is 1,736, where the market could pause.
- The Russell 2000 index is now less than 2 percent from entering correction territory.
- Worst-performing sectors: telecommunications, consumer discretionary, industrials and financials.
- Best-performing sectors: utilities, health care and technology.
- The CBOE Volatility Index hit a high of 20.27 on Monday morning—the first time it has topped 20 since Oct. 9.
- Gold prices are jumping as equities weaken, with bullion now up roughly $22 and above the key technical level of $1,250.
—By CNBC