Following are the day’s biggest winners and losers. Find out why shares of Palm and Nomura Holdings popped while Simon Property Group and Walgreens dropped.

POPS (stocks that jumped higher)

Distribucion Y Servicio D&S SA (DYS) popped 25%. Chile’s largest grocer popped after Wal-Mart made a $2.7 billion bid for the company. – I think it’s a great acquisition, says Tim Seymour.