Though TripAdvisor Inc (NASDAQ:TRIP) stock has pulled back from its Sept. 19, 52-week-high of $20.16, a short-term bounce could soon be on the way. The shares were last seen down 4.7$14.68, a level that kept losses in check in October. Furthermore, the stock has come into contact with a historically bullish trendline. Per Schaeffer's Senior Quantitative Analyst Rocky White, the equity is now within 0.75 of the 320-day moving average's 20-day average true range (ATR) after remaining above it 80 ...