Polypore (PPO -8.6%) makes new 52-week lows as the Street weighs the implications of GM's (GM...

|About: Polypore International, Inc. (PPO)|By:, SA News Editor

Polypore (PPO -8.6%) makes new 52-week lows as the Street weighs the implications of GM's (GM -1.3%) decision to temporarily halt Chevy Volt production. Stifel (Buy) is slashing estimates, arguing GM's Volt inventory issues could take 3-6 months to resolve, at least unless sales pick up. Electric car battery supplier A123 Systems (AONE -7.1%), which recently warned, is also plunging today.