Benzinga's Top Pre-Market Gainers

J. C. Penney Company (NYSE: JCP) surged 8.56% to $8.37 in the pre-market session after the company posted an increase in its same-store sales in September versus August. Analysts at Sterne Agee downgraded the stock from Buy to Neutral.

Talisman Energy (NYSE: TLM) shares gained 5.10% to $13.40 in the pre-market session after Carl Icahn disclosed a stake in the company.

Potbelly (NASDAQ: PBPB) shares jumped 2.99% to $33.37 in pre-market trading. Potbelly's trailing-twelve-month revenue is $290.31 million.

Yahoo! (NASDAQ: YHOO) soared 1.20% to $34.55 in the pre-market trading. Yahoo's PEG ratio is 1.97.