Benzinga's Top #PreMarket Losers

Endocyte, Inc.

shares fell 53.97% to $8 in pre-market trading after the company reported their poor first quarter financial results. ServiceSource International, Inc.

shares dropped 16% to $1 in pre-market trading after the company discussed their first quarter financial results yesterday on webcast. CVS Caremark Corporation

dropped 2.45% to $71.30 in pre-market trading after the company had announced 18% rise in profits for the first quarter financial results. Expedia Inc.

) dipped 2.21% to $72.44 in pre-market trading despite beating expectations for the revenue by 0.01%.