Take a look at some of Monday's midday movers:
BMC Software spiked after the Wall Street Journal reported the company is exploring a potential sale.
(Read More: Cramer’s Look Ahead This Week)
Agrium moved higher after Barry Rosenstein of Jana Partners, at the Value Investing Conference, called for the company to spin-off its retail unit and cut costs.
Netflix moved higher after Whitney Tilson, at the Value Investing Conference, said the online movie streaming company's business is better than Amazon .
Berkshire Hathaway also moved after Tilson said Wall Street was undervaluing the company's stock by 24 percent.
Layne Christensen jumped after Kian Ghazi of Hawkshaw Capital Management made positive comments on the water-well driller at the Value Investing Conference.
Tenet Healthcare gained ground after it set a 1-for-4 stock split and $500 million share buyback.
Gilead moved higher after Bernstein raised its rating to "outperform," citing increased revenue forecasts for its hepatitis-c and HIV drug programs.
Jakks Pacific lost ground after the toy maker cuts its full-year 2012 outlook due to low domestic sales.
AstraZeneca fell after the drugmaker suspended its buyback plan.
Abercrombie & Fitch moved lower after Credit Suisse began coverage at 'underperform" and set a $32-price target.
Boston Beer fizzled after UBS turned bearish on the stock.
Macy’s moved higher after the department store said it would hire about 80,000 seasonal workers for the holiday season, a 2.6-percent increase over last year.
Transocean rose after a Brazilian court partially overturned a lower court’s ruling barring the offshore driller from operating in Brazil.
Visa and MasterCard moved higher after JPMorgan said resolution of litigation over credit-card swipe fees could allow both companies to increase capital gains to shareholders.
Washington Post rose after the company agreed to acquire a majority interest in Celtic Healthcare for an undisclosed price.
TRW Automotive Holdings gained ground after the company authorized a $1-billion buyback program.
(Read More: CNBC's Market Insider Blog)
—By CNBC's Rich Fisherman.
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