Normal trading resumed late Monday morning after the New York Stock Exchange said a technical issue had led to large fluctuations in the prices displayed for certain stocks, including Warren Buffett’s Berkshire Hathaway.

A little after 11 a.m. ET, the NYSE said the issue had affected the main electronic stock price publisher, but that most stocks had since reopened or were in the process of reopening.

Earlier, NYSE said the issue involved “limit up, limit down bands,” which are designed to…