Stocks On The Move - October 31

Stocks Rise on Heavy Volumn:

• SiRF Technology Holdings Inc. (SIRF): shares of San Jose, CA based global positioning system(GPS) chips maker soared 27.94% to $29.81 per share as the company's third quarter profit exceeds Wall Street estimates on strong navigation device market. The stock was the fourth leading gainer on Nasdaq today with 11.95 million shares exchanged hands.
• Mastercard Incorporated (MA): shares of leading credit-card processor surged 20.85% to new high of $189.91 per share as the company's 3rd quarter profit jumps 63% on increase in oversea spending. The stock was the second leading gainer on NYSE today with 20.28 million shares traded.

Stocks Drop on Heavy Volumn:

• Buffalo Wild Wings Inc. (BWLD): shares of Minneapolis based casual style resaurants chain operator plunged 21.2% to $30.66 per share as the company's third quarter result missed analyst expectations. The stock was the fifth leading decliner on Nasdaq today with 5.8 million shares traded.
• Omnicare Inc. (OCR): shares of Covington, Kentucky based pharmacy services provider tumbled 15.98% to 52 weeks low of $29.5 per share after the company reported weak third quarter result and lowered 2007 outlook on new Medicare reimbursement rules. The stock was the second leading decliner on NYSE today with 11.62 million shares traded.