Warren Buffett

When billionaire investor Warren Buffett speaks Wall Street listens and his purchase of shares in JPMorgan Chase & Co. (JPM - Get Report) and Oracle Corp. (ORCL - Get Report) have those stocks jumping Thursday, Nov. 15. 

Shares of JPMorgan were up 1.8% in trading after Buffett's Berkshire Hathaway Inc. (BRK.A - Get Report) disclosed a new stake of 35.66 million shares, or 1.1% of all of the bank's outstanding shares. 

Shares of Oracle rose 2.14% after Berkshire Hathaway bought 41 million shares of the software company worth $2.1 billion. 

JPMorgan wasn't the only financial to get a boost from Buffett. According to 13-F filings, he also bought stakes in Wells Fargo & Co.  (WFC - Get Report) , PNC Financial Services Group Inc. (PNC - Get Report) , insurer Travelers Cos.  (TRV - Get Report) , Goldman Sachs Group Inc. (GS - Get Report) , Bank of America Corp. (BAC - Get Report) and U.S. Bancorp (USB - Get Report) . 

Berkshire's bet on financials boosted the financial sector's share of the firm's portfolio to 42.59% from 40.5% in the previous quarter. 

Outside of financials, Buffett also expanded his stake in Apple Inc. (AAPL - Get Report) by 522,802 shares. Berkshire Hathaway now owns a little more than 5% of Apple's outstanding shares. 

It wasn't all buys for Berkshire Hathaway in the quarter. The company ended its long-term investments in Sanofi SA (SNY - Get Report) and Walmart Inc. (WMT - Get Report) . It also shaved its position in Philips 66 (PSX - Get Report) by half, and made slight reductions in its holdings in American Airlines Group Inc. (AAL) and United Continental Holdings Inc. (UAL - Get Report) . 

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