Have you been paying attention to shares of Booking Holdings (BKNG) ? Shares have been on the move with the stock up 4.3% over the past month. The stock hit a new 52-week high of $4051.69 in the previous session. Booking Holdings has gained 13.5% since the start of the year compared to the 13.7% move for the Zacks Retail-Wholesale sector and the 20.8% return for the Zacks Internet - Commerce industry.What's Driving the Outperformance?The stock has an impressive record of positive earnings surprises, as it h ...