** Lululemon Athletica LULU.O falls ~1.6% to $156.77 premarket
** Athletic wear maker forecasts 2026 revenue, profit below analysts' estimate
** Appoints former Levi Strauss LEVI.N chief to board, which is facing proxy fight
** Piper Sandler says co showing some progress in thinking through turnaround in U.S., with inventories that appear better managed
** Adds stock under-owned at ~13x price-to-earnings ratio; new CEO pick crucial for stock's future path
** Q4 gross margin falls 550 basis points to 54.9%
** Stock rated "hold" on average; median PT is $189.5, per data compiled by LSEG
** As of last close, LULU down ~23.3% this year
(Reporting by Akriti Shah in Bengaluru)
((akriti.shah@thomsonreuters.com))