Shares in 3M Co MMM.N fell 1.5% after J.P. Morgan cut its rating on the industrial conglomerate's stock to "neutral" from "overweight". U.S. Treasury yields have been supported by recent data showing increased consumer spending, accelerated factory activity and elevated inflation growth, fuelling bets that the Federal Reserve could start tightening its accommodative monetary policy sooner than expected. Wall Street's main indexes were battered in September, hit by worries about the U.S. debt ceiling, the fate of a massive infrastructure spending bill and the meltdown of heavily indebted China Evergrande Group 3333.HK.