Weight Watchers International is down 26%, putting the stock at $US22.50 early in the trading session.
Weight Watchers posted Q4 earnings of $US0.58 per share after the bell on Thursday. This missed expectations for $US0.61 per share.
The company said its sees full-year earning per share of $US1.30-$1.60, lower than estimates for $US2.73 per share.
“While we are confident that we are on the right track to execute a successful transformation, 2014 will be a very challenging year as reflected in our 2014 EPS guidance of $US1.30 to $US1.60,” Jim Chambers president and CEO of Weight Watchers International said in a press release.
The company is working to reorganize its business.