Movers roundup: LinkedIn, Weight Watchers

Movers roundup: LinkedIn shares fall on outlook; Weight Watchers shares rise on 1Q results

Among the stock activity stories for Friday, May 3, from AP Business News:

— LinkedIn Corp. shares fell after the online professional networking service offered a weak earnings outlook, as it hires more workers, invests in data centers and tweaks the way that it shows online ads.

— Shares of Weight Watchers International Inc. rose after the weight-management company's fiscal first-quarter performance beat analysts' expectations.