Benzinga's Volume Movers

PetSmart PETM shares moved up 12.21% to $67.11. The volume of PetSmart shares traded was 908% higher than normal. PetSmart surged on news that activist investor Barry Rosenstein had acquired a 9.9% stake and will seek a review of strategic alternatives. PACCAR PCAR shares rose 4.88% to $66.89. The volume of PACCAR shares traded was 243% higher than normal. PACCAR shares jumped following word of better-than-expected preliminary orders for a certain truck segment.. DTS DTSI surged 3.64% to $20.23. The volume of DTS shares traded 148% higher than normal. DTS's PEG ratio is 0.76. Lululemon Athletica LULU shares climbed 3.02% to $42.65. The volume of Lululemon Athletica shares traded was 138% higher than normal. Dow Jones reported that the company's founder Dennis Wilson, is exploring options, including a potential sale of the company to private equity.