Wall Street’s three major indexes closed out Tuesday’s trading day in positive territory with the S&P 500 posting its strongest gain in three weeks. A string of healthy earnings raised optimism and a rebound in the Turkish lira eased contagion fears.

Berkshire Hathaway Adds To Goldman Sachs and Apple

Warren Buffett’s Berkshire Hathaway on Tuesday said it has increased its investment in Goldman Sachs and Apple.

The changes were disclosed in a regulatory filing detailing Berkshire’s U.S.-listed stock holding as of June 30.

Berkshire said it owned roughly 13.3 million Goldman shares worth $2.92 billion, a 21 percent increase in the number of shares over the 11 million it owned three months earlier.

It also said it owned close to $47 billion of Apple stock, comprising about 252 million shares, up 5 percent from 239.6 million at the end of March.