Benzinga's Top #PreMarket Losers

Ibio

shares slipped 2.04% to $2.40 in pre-market trading after jumping 66.67% on Monday. Allied Healthcare Products

shares declined 1.36% to $2.90 in pre-market trading after tumbling 10.91% on Monday. Logitech International SA

fell 1.10% to $11.74 in pre-market trading. Logitech is expected to release preliminary unreviewed Q2 financial results on Oct. 22, 2014 at 10:00 p.m. Eastern Daylight Time. Shire plc

shares declined 1.01% to $243.50 in pre-market trading after falling 1.81% on Monday.