Wall Street ended a choppy session with a moderate advance today after a better-than-expected profit report at Boeing and a seesaw day in the energy markets.

PEPSICO posted a 61% rise in quarterly profit yesterday on strong US sales of Frito-Lay snacks, but shares fell because of weak demand for its Gatorade sports drink and a conservative forecast.

Swede Fredrick Jacobson and Dutchman Maarten Lafeber have increased the number of Europeans competing in next week’s US Open at Olympia Fields near Chicago to 16.