Ratings agency believes boost from All-Day Breakfast is unsustainable.

The chain also announced plans to launch ‘mini’ and ‘mega’ versions of the Big Mac.

The company reaches deal to avoid costs, disruptions of litigation against California franchisee.

The chain’s Q3 positive results were also linked to its launching a second phase of All-Day Breakfast.

McDonald’s is trying to satisfy the demands of the changing consumer, according to Easterbrook.

Erik Hess and Karen King join a growing list of executives with long tenure to leave the company.

The company will report more details in a conference call later this month.

McDonald’s hasn’t changed the Happy Meal in more than 30 years.

David Hoffman will succeed Paul Twohig, who is retiring.

Mike Andres will retire at the end of the year.