Key Takeaways lululemon shares have fallen 53% in a year, pressured by weak U.S. demand, promotions and higher costs.LULU trades at 15.1X forward P/E, below industry and peers, reflecting discounted valuation concerns.LULU sees support from strong holiday results and international growth, though U.S. recovery may take time.lululemon athletica inc. (LULU) has been witnessing a downtrend in the past year, driven by the soft U.S. demand and margin pressures from promotions and higher costs. While international ...