HOUSTON (AP) -- Exxon Mobil reported the fattest operating profit in U.S. corporate history Thursday but took a beating anyway -- from politicians railing against Big Oil, drivers bleeding cash at the pump and investors who expected more.

The world's largest publicly traded oil company turned a profit of $11.7 billion for the second quarter, lifted mostly by meteoric crude prices. Its earnings were up 14 percent from a year ago.

Total sales: $138 billion -- roughly the gross domestic product of Hungary.

Henry Hubble, Exxon Mobil's vice president for investor relations, said the record profits "highlight the quality of our integrated business model and disciplined investment approach."

For the most part, the plaudits ended there.

Despite their heft, Exxon's profits were a disappointment on Wall Street, and the company's stock slumped nearly 5 percent. Almost the entire energy industry was walloped by investors Thursday.

European rival Royal Dutch Shell posted its own record profit across the Atlantic, with earnings of $11.6 billion. Its American depository receipts tumbled nearly 4 percent in afternoon trading.

Growing investor apprehension can be found at the heart of what the oil industry does -- finding and