0001181431-07-013897 4 1 20070223 20070223 20070223 CHIPOTLE MEXICAN GRILL INC 0001058090 5810 841219301 1543 WAZEE STREET SUITE 200 DENVER CO 80202 3035954000 1543 WAZEE STREET SUITE 200 DENVER CO 80202 Hartung Jack 0001350874 4 34 001-32731 07645935 303-595-4000 1543 WAZEE STREET, SUITE 200 DENVER CO 80202 4 1 rrd148531.xml FEBRUARY 2007 OPTION EXERCISE