BUZZ — Stitch Fix plunges after downbeat revenue forecast

* Shares of online personal styling service firm Stitch Fix fall 19% to $2.3 in premarket trading * Co forecasts Q1 revenue between $323 mln and $328 mln, lower than analysts' estimates of $343.2 mln - LSEG data * SFIX also posts Q4 revenue of $324.4 mln, missing analysts' estimates of $325.6 mln as active clients decline * 2 of 6 brokerages rate the stock "buy" or higher, 3 "hold" and 1 "sell"; their median PT is $3.50 - LSEG-compiled data * Up to last day's close, shares are down 46.3% YTD (Reporting by Sudeshna Ghoshal in Bengaluru) ((Sudeshna.Ghoshal@thomsonreuters.com;)