This is the only notes I have on its split history.
Security Notes Capital Change=shs increased by 6 for 1 split Ex-date=07/29/2008. Rec date=07/16/2008. Pay date=07/28/2008. Capital Change=shs increased by 3 for 1 split Ex-date=04/29/2009. Rec date=03/30/2009. Pay date=04/28/2009.