U.S.-listed ETFs pulled in $138.1 billion in September, the strongest month of the year so far. That total easily surpassed August’s$119.3 billion and lifted year-to-date inflows to $930.7 billion, putting the industry on pace to cross the$1 trillion mark as soon as this month. That would set ETFs up to eventually eclipse last year’s record haul of $1.1 trillion. Equities Dominate U.S. equity ETFs led the way, taking in$65.9 billion during the month, roughly half of total inflows. International equi ...