Stocks climb; Apple surges after Warren Buffett buys more shares

KEEPING SCORE: The Standard & Poor’s 500 index climbed 19 points, or 0.7%, to 2,649 at 11:15 a.m. EDT. The Dow Jones industrial average rose 210 points, or 0.9%, to 24,140. The Nasdaq composite jumped 83 points, or 1.2%, to 7,171. The Russell 2000 index of smaller-company stocks advanced 11 points, or 0.8%, to 1,558.