Watch: Jim Cramer Reveals When to Buy United Technologies

TheStreet's founder and Action Alerts PLUS Portfolio Manager Jim Cramer said United Technologies saw weakness in China in its most recent quarter.

"Let the stock come in, then buy it," Cramer said.

Caterpillar shares are up 48% since the start of the year. 

Jim Cramer will host CNBC's Jon Najarian, TD Ameritrade's JJ Kinahan, famed analytics expert Marc Chaikin and other market mavens on Oct. 28 in New York City to share successful strategies for active investors.
Click here for the full conference agenda or to reserve your seat now.

Watch all of Jim Cramer's latest videos, right here:

• Video: Jim Cramer Reacts to 'Extraordinary Numbers' From McDonald's
• 3M Delivered a 'Beautiful' Quarter, Jim Cramer Says
• Jim Cramer: I've Never Seen Caterpillar This Good
• Video: Jim Cramer Reacts to General Motors' Results
• Eli Lilly Had a Good Quarter but Investors Don't Want Health Stocks: Jim Cramer
• Video: What Jim Cramer Expects From Boeing and Visa's Earnings
• Sears Is a Huge Mess, Jim Cramer Warns