"It takes off the table the risk that the Fed will have to overtighten and break the economy."
The inflation data prompted traders to adjust their rate hike bets, with odds of a 50-basis point rate hike in December jumping to more than 80% from 52% before the data was released.
The CBOE volatility index (.VIX), also known as Wall Street's fear gauge, fell to a near two-month low of 23.4 points.
Wall Street's main indexes have suffered sharp losses this year as investors feared the U.S. central bank's aggressive rate hikes to tame decades-high inflation will tip the economy into recession.
The S&P index recorded 13 new 52-week highs and no new low, while the Nasdaq recorded 70 new highs and 93 new lows.