Akamai Technologies Inc. rose as much as 17 percent in late trading after a report fueled speculation that Google Inc. may be close to acquiring it.

“Multiple ad tech industry sources think Google is about to buy Akamai,” according to a report in Business Insider. “It’s mostly just a rumor.”

Akamai, which supplies the computer power that speeds delivery of Internet content, rose to as high as $27.35 in late trading, after closing up 2 cents to $23.37 in regular trading.