Take a look at some of Tuesday's midday movers:
KLA-Tencor rose after the company's CEO said revenue was coming in at the high end of it range.
Cummins plummeted after it lowered its full year revenue outlook for 2012. Caterpillar also fell following the news.
Research In Motion fell as the embattled company held their annual shareholders’ meetingto outline the company’s strategy. Shareholders elected the company’s slate of directors.
Coca-Cola moved higher after its board approved a 2-for-1 stock spliteffective at the end of the month.
Applied Materials moved lower after the company revised its fiscal year 2012 outlook due to weaker-than-expected near-term demand in the semiconductor equipment business. The company cited weakness in China and Europe.
MBIA lost ground after the bond insurer disclosed in a regulatory filing that New York hasn’t determined whether to allow it to make an interest payment on 14 percent notes that it issued.
General Mills rose after the company said it expects prices to remain stable and stood by its forecastof 2 to 3 percent inflation this year, despite a spike in corn costs.
Southwest rose after Sterne Agee upgraded the airline to "buy" from "neutral" and increased its price target to $15 from $13.
Viacom fell after UBS downgraded the stock to "neutral" from "buy" amid growth concerns.
JCPenney moved lower after Credit Suisse said the retailer's second-quarter sales were looking worse than first-quarter sales and doubled its fiscal second-quarter loss estimate to 38 cents from 19 cents.
Wolverine World Wide gained even after the company reported weaker-than-expected earnings. Revenue edged higher while inventories were down 1.3 percent.
Alpha Natural Resources , Arch Coal , Peabody Energy and Consol Energy all moved to the downside after Patriot Coal filed for bankruptcy after the bell on Monday.
Shaw Group moved lower after the engineering company cut its full-year forecast for orders.
Magicjack soared after the provider of Internet-based telephone services raised its earnings estimates for the second quarter and full year.
A Schulman gained ground after the chemical maker reported a better-than-expected profit for the third quarter on improved margins.
Bridgeport Education fell big for the second-consecutive session after the for-profit education provider’s university was denied accreditation.
Questions? Comments? Email us at firstname.lastname@example.org