HIGHER: J.C. Penney (JCP), up 8% after announcing Jill Soltau as CEO… Tempur Sealy (TPX), up 11% after Reuters reports rival Mattress Firm intends to file for bankruptcy protection as soon as this week… Paratek Pharmaceuticals (PRTK), up 5% after announcing FDA approval of Nuzyra… Michael Kors (KORS), up 2% after Citi analyst Paul Lejuez upgraded shares to Buy with a $79 price target. UP AFTER EARNINGS: Endologix (ELGX), up 15%. LOWER: Kala Pharmaceuticals (KALA), down 13% after its 7.5M share spot secondary offering priced at $8.25 per share… RPM (RPM), down 3% after CEO Frank Sullivan says profitability adversely affected by rising raw material costs… Vector Group (VGR), down 3% after Oppenheimer analyst Ian Zaffino downgraded the stock to Perform from Outperform, citing an increased risk to the dividend… Epizyme (EPZM), down 4% after a 8.33M share spot secondary offering priced at $9.00 per share… Covia (CVIA), down 5% after Credit Suisse analyst Jim Wicklund downgraded the stock to Underperform from Neutral. The analyst notes that the weakness that has rippled through the frack sand subsector since August came sooner than he expected.