Also

* Wells Fargo & Co. said it found 1,600 attempts by customers during the last three years to frequently trade mutual fund shares in violation of fund rules. The bank said all attempts at market timing were rebuffed.

* KB Home, the sixth-largest U.S. home builder by stock market value, is more than tripling its annual cash dividend to $1 a share from 30 cents. The first dividend will be paid Feb. 25 at a quarterly rate of 25 cents a share, the company said.