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Bill Ackman just took a massive stake in Chipotle and wants to shake things up

Pershing Square owns a 9.9% stake in Chipotle, according to a regulatory filing out on Tuesday.More to come... NOW WATCH: Paul Krugman weighs in on the Apple tax debate if (typeof RunFunctions === 'undefined') { var RunFunctions = []; } RunFunctions.push(function() { var ooyalapopvideo = OO.Player.create('ooyalaplayer_popvideo', 'o3aDltNTE6mVpOUrwLnzhtPvU_5P2h-2',{ autoplay: 'false' }); }); Please enable Javascript to watch this video (function() { function createPlayer() { OO.ready(function() { RunFunctions.forEach(function(ooyalaFunction) { ooyalaFunction(); }); RunFunctions = [];}); } createPlayer(); }());

Pershing Square owns a 9. 9% stake in Chipotle, according to a regulatory filing out on Tuesday.

Bill Ackman just took a massive stake in Chipotle and wants to shake things up

Akin Oyedele

NOW WATCH: Paul Krugman weighs in on the Apple tax debate

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