Western Union (WU) closed at $12.60 in the latest trading session, marking a +1.2% move from the prior day. The stock outperformed the S&P 500, which registered a daily gain of 0.64%. Elsewhere, the Dow gained 1.85%, while the tech-heavy Nasdaq added 0.2%.Prior to today's trading, shares of the money transfer company had gained 2.13% over the past month. This has lagged the Business Services sector's gain of 2.71% and the S&P 500's gain of 3.82% in that time.Investors will be eagerly watching for the perfor ...