Billionaire investor Warren Buffett took a rare flyer on tech last quarter with a $4.1 billion bet on contract chip manufacturer Taiwan Semiconductor.

Stock futures slip lower as mid-term elections remain too-close-to-call; Tesla edges higher as Elon Musk reveals another $3.95 billion share sale; Disney tumbles on expensive streaming gains, Q3 earnings miss; Occidental Petroleum rides oil price wave, delivers Warren Buffet solid Q3 profits and AMC slides after Q3 loss, muted 'Ape' share sales.

Stock futures edge higher with Fed path, mid-terms in focus; Week Ahead: earnings, election and inflation data on tap; Apple slides on iPhone shipment warning; Activision lower amid Microsoft takeover doubts and Buffett deals drive Berkshire Hathaway to solid Q3 profit gains.

Warren Buffett's Berkshire Hathaway limited buybacks to $1.1 billion during the third quarter.

A recent filing shows that Warren Buffett continues to hold an outsized position in Occidental Petroleum stock. Is it time for investors to as well?

Stocks finished higher after snapping a three-week losing streak as the dollar continues to slide against its global currency peers.

Billionaire investor Warren Buffett now holds a 26.8% stake in the Permian-focused energy group.

Market Rebellion spotted 100,000 call options bought in these Chinese ETF's over just 2 weeks before the most recent rally.

Warren Buffett's Berkshire Hathaway is a buyer of Occidental Petroleum. Here's why the charts point to more potential upside.

"It’s not impossible that if oil markets hold here, we could see a national average of $2.99 around Christmas," said Gasbuddy's Patrick De Haan.

McDonald's is making an uncharacteristic change to its menu.

New study could pose a big challenge for bottlers