AMA Pro Racing

2012 - After leaving AMA Pro SuperSport East for a season, Stump picked up right where he left off. Recorded three top 10s and finishing 9th in the standings.

2011 - Competed in AMA Pro SuperSport East, finishing the season eighth in the point standings and earning three Top 10s.  Raced for Markbilt Yamaha. 

2010 - Competed in AMA Pro SuperSport and AMA Pro Vance & Hines XR1200 Series.  Had 10 top-10 finishes in SuperSport with a high of third at NJMP.  Ended up sixth in points in SuperSport East.  Ran three Vance & Hines XR1200 Series with a best finish of third at the inaugural race at Road America.  Was eighth in final standings. 

2009 - National Champion Magic Mile 450 Modified.  Ran AMA Pro Grand National Dirt Track in 450cc modified 500cc DTX.

2008 - 2nd in SM2 250 Championship also ran premier mini Supermoto Championship.

2007 - Was Champion in 100cc, 250cc and 450cc at Sunset Rambling.