Morning Market Movers (DSCM, TSON, CHRS, TLB)

Drugstore.com Inc DSCM climbed 112.29% to $3.80 at 9:42 am. Walgreen Co WAG agreed to buy DSCM for around $429 million in cash. TranS1 Inc TSON shares surged 28.22% to $4.18. TSON received Food and Drug Administration (FDA) approval for a spinal implant system. Charming Shoppes Inc CHRS shares advanced 18.58% to $3.51. CHRS reported narrower-than-expected Q4 loss. Talbots Inc (The) TLB surged 14.58% to $5.50. TLB reported narrower-than-expected Q4 loss. Read more from Benzinga's Markets.