Shareholders at Chipotle Mexican Grill have voted overwhelmingly to reject the way the fast-food company compensates senior executives.

About 77 percent of shareholders voted against the say-on-pay plan, Chipotle said Thursday at its annual shareholders meeting. The vote, while advisory and non-binding, is a "wake-up call for Chipotle and other companies who've awarded huge compensation packages and equity grants to executives, says Michael Pryce-Jones of CTW Investment Group, which had launched the proposal.