| Niederlage | 11-2 | Pat Barry  | KO (punches) | | UFC - THE ULTIMATE FIGHTER 16 FINALE | Dec 15, 2012 | 2 | 0:26 | Las Vegas, United States |
| Niederlage | 11-1 | Stipe Miocic | TKO (elbows) |  | UFC 146 | May 26, 2012 | 2 | 3:14 | Las Vegas, United States |
| Sieg | 11-0 | Lavar Johnson | Submission (armbar) | | Strikeforce: Fedor vs. Silva | Feb 12, 2011 | 1 | 4:31 | East Rutherford |
| Sieg | 10-0 | Lolohea Mahe | TKO (knees and punches) | | Strikeforce Challengers: del Rosario vs. Mahe | Jul 23, 2010 | 1 | 3:48 | Everett, United States |
| Sieg | 9-0 | Brandon Cash | Submission (omoplata) | | Strikeforce Challengers | Nov 06, 2009 | 1 | 2:57 | Fresno, United States |
| Sieg | 8-0 | Lloyd Marshbanks | TKO (knees) | | M-1 Challenge 19 | Sep 26, 2009 | 1 | 1:34 | Rostov-on-Don, Russia |
| Sieg | 7-0 | Maxim Grishin  | TKO (punches) | | M-1 Challenge 17 | Jul 04, 2009 | 1 | 0:21 | Seoul, South Korea |
| Sieg | 6-0 | Dool Hee-Lee | TKO (punch to the body) | | M-1 Challenge 14 | Apr 29, 2009 | 1 | 2:27 | Tokyo, Japan |
| Sieg | 5-0 | Carl Seumanutafa | TKO (punches) | | ShoXC: Elite Challenger Series | Sep 26, 2008 | 2 | 1:07 | Santa Ynez, United States |
| Sieg | 4-0 | Analu Brash | TKO (punches) | | ShoXC: Elite Challenger Series | Mar 21, 2008 | 1 | 3:18 | Santa Ynez, United States |
| Sieg | 3-0 | Amedeo Viola | Submission (triangle choke) | | ShoXC: Elite Challenger Series | Oct 26, 2007 | 1 | 2:27 | Santa Ynez, United States |
| Sieg | 2-0 | Gilbert Carreto | TKO (punches) | | No Limits: Proving Grounds | Apr 21, 2007 | 1 | 1:19 | Irvine, California, United States |
| Sieg | 1-0 | Gabor Nemeth | TKO (punches) | | King of the Cage: Rapid Fire | Aug 04, 2006 | 1 | 3:53 | San Jacinto, United States |
