Midday Movers: CAT, RHT, JASO & More

Market Insider | What's Shaking | Stocks to Watch

Take a look at some of Monday's midday movers:

Caterpillar shares were up even after the manufacturer of construction equipment said global sales were down 9 percent in April. Meanwhile, Caterpillar said weakness in its North American and Asia/Pacific markets were offset in part by strength in Latin America.

Red Hat was down after a downgrade to "market perform" from "outperform" at BMO Capital, with the price target at $54 per share.

JA Solar Holdings reported another loss for its first quarter earnings. But the solar company's shares were higher after Piper Jaffray's Jagadish Iyer said that there are positives with broader implications in the company's report including upside pricing trends and sales strength into Japan. Rival solar company First Solar also surged.

Universal Display rose following reports that Apple is testing OLED "iWatch" displays.

Facebook traded lower and remained in the red for the year.

Fifty five stocks hit new all-time highs Monday including Google, Visa and Whole Foods Market.

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—By CNBC's Lori Spechler

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