Benzinga's Top Pre-Market Losers

AEterna Zentaris

shares fell 16.67% to $2.60 in the pre-market trading. Aeterna Zentaris has commenced an underwritten public offering of common shares and warrants. Advanced Micro Devices

dipped 7.81% to $2.95 in the pre-market session. Advanced Micro Devices lowered its third-quarter sales outlook. Infosys Ltd

shares dropped 6.68% to $45 in pre-market trading. Infosys reported a 24% surge in its second-quarter profit. Western Digital

dipped 3.53% to $35.30 in the pre-market session. Analysts at Citigroup downgraded Western Digital from “buy” to “sell.”