U.K. stocks fell for a third day, erasing earlier gains, as energy and financial shares retreated.

The FTSE 100 Index slid 15.93 points, or 0.3 percent, to 5,661.82 at 9:13 a.m. in London, bringing this week’s decline to 1.8 percent.

To contact the editor responsible for this story: Andrew Rummer at arummer@bloomberg.net