Berkshire Hathaway initiated these new positions during the third quarter even as it cut back its holdings of big names like Apple and Bank of America.

In addition to its dozens of fully and partially owned subsidiary businesses, Buffett's conglomerate also owns a portfolio of publicly traded stocks worth $287 billion as of this

Berkshire Hathaway Inc. bought stock in Domino’s Pizza Inc. and Pool Corp. during the third quarter as Chairman Warren Buffett cut back on some long-held investments. Shares of the two new holdings jumped in late New York trading.

Warren Buffett's Berkshire Hathaway said on Thursday it made new investments in Domino's Pizza and Pool Corp in the third quarter, even as it retrenched from from stocks such as Apple and Bank of America .