Berkshire Hathaway's standing policy is that Buffett can repurchase shares anytime he believes the stock is trading below its intrinsic value. The only caveat is that stock buybacks aren't allowed if they would cause the conglomerate's cash position (including cash, cash equivalents, and U.S. Treasuries) to fall below $30 billion.

VeriSign is ranked 5th in the S&P 500 for the highest profit margin, at about 56%, tied with Nvidia, according to third-quarter financial data.

The CFPB says that Vanderbilt Mortgage & Finance, owned by Berkshire Hathaway, ignored evidence that borrowers couldn't afford loans to buy manufactured homes.

The U.S. Consumer Financial Protection Bureau sued a lender owned by Warren Buffett's Berkshire Hathaway on Monday, accusing it of pushing borrowers into unaffordable mortgages to buy homes from Clayton Homes,

A federal consumer bureau claims Vanderbilt Mortgage, owned by Berkshire Hathaway, made loans to buyers of manufactured homes it knew could not repay them.

The federal Consumer Financial Protection Bureau says in a lawsuit that a unit of Warren Buffett's Berkshire Hathaway “ignored clear and obvious red flags” that borrowers couldn't afford the mortgages they were given to buy manufactured homes from another Berkshire company.

The U.S. Consumer Financial Protection Bureau sued a unit of Warren Buffett's Berkshire Hathaway on Monday, accusing it of pushing borrowers into unaffordable loans to buy homes from Clayton Homes, Berkshire's manufactured housing business.