US equity indexes traded mixed as yields on government bonds fell following sharp recent gains while Tesla (TSLA) rallied after reporting its Q3 results overnight.

The S&P 500 stood little-changed at 5,799.1, with the Dow Jones Industrial Average down 0.6% to 42,278.3 and the Nasdaq Composite 0.5% higher at 18,364.8. All sectors were in the red intraday except consumer discretionary and real estate.

Tesla's (TSLA) Q3 results exceeded market expectations driven by "stronger" automotive gross margins, lower operating costs, and a "positive contribution" from full self-driving, BofA said in a note. Shares soared 18% intraday, among the biggest gainers on the S&P 500 and the Nasdaq.

The top performer on the S&P 500 was Molina Healthcare (MOH), trading up 23% intraday after reporting Q3 adjusted earnings and revenue that handily beat market expectations.

US Treasury yields slumped intraday, with the 10-year yield down 3.8 basis points to 4.2%. The two-year yield fell 3.9 basis points to 4.05%.

In economic news, the October flash reading of manufacturing conditions from S&P Global rose to a two-month high of 47.8 in October from 47.3 in September, compared with 47.5 expected in a survey compiled by Bloomberg.

US initial jobless claims fell to 227,000 in the week ended Oct. 19 from an upwardly revised 242,000 in the previous week.

West Texas Intermediate crude oil declined 1.3% to $69.92 a barrel.