0001013594-09-000230 SC 13G/A 1 20090213 20090213 CSK AUTO CORP 0001051848 5531 860765798 DE 1231 SC 13G/A 34 005-55039 09603395 645 E MISSOURI AVENUE PHOENIX AZ 85012 6022659200 645 E MISSOURI AVENUE PHOENIX AZ 85012 STEADFAST CAPITAL MANAGEMENT LP 0001214822 030481537 DE 1231 SC 13G/A 767 FIFTH AVENUE 6TH FLOOR NEW YORK NY 10153 2124186999 767 FIFTH AVENUE 6TH FLOOR NEW YORK NY 10153 STEADFAST CAPITAL MANAGEMENT LLC 20030117 SC 13G/A 1 csk13ga-021709.htm FEBRUARY 17, 2009