Citigroup turns cautious on US stocks as market exuberance flashes warning signs
Oct 13 (Reuters) — Citigroup dropped its "overweight" call on US equities and closed its long position in the S&P 500 Equal Weight index on Tuesday, saying it is taking some risk off the table as signs of market exuberance build. Here are some details: The brokerage said its POLLS indicator, which tracks positioning, o