Besides Palm, they found five other cases of unambiguously negative stubs in their sample, all technology stocks: UBID, Retek, PFSWeb, Xpedior, and Stratos Lightwave.

• 除了Palm，他们还找到另外5家：UBID,Retek,PFSWeb,Xpedior和StratosLightwave，无一例外全是高科技公司。