| 2015-08-23 | UFC Fight Night: Holloway vs. Oliveira | Lightweight | Frankie Perez def. Sam Stout | TKO (punches) | 1 | 0:54 |
| 2015-03-14 | UFC 185: Pettis vs. dos Anjos | Lightweight | Ross Pearson def. Sam Stout | KO (punches) | 2 | 1:33 |
| 2014-04-16 | The Ultimate Fighter Nations Finale: Bisping vs. Kennedy | Welterweight | K. J. Noons def. Sam Stout | KO (punches) | 1 | 0:30 |
| 2013-12-14 | UFC on Fox: Johnson vs. Benavidez 2 | Lightweight | Sam Stout def. Cody McKenzie | Decision (unanimous) (30–27, 30–27, 30–27) | 3 | 5:00 |
| 2013-06-15 | UFC 161: Evans vs. Henderson | Lightweight | James Krause def. Sam Stout | Submission (guillotine choke) | 3 | 4:47 |
| 2013-02-23 | UFC 157: Rousey vs. Carmouche | Lightweight | Sam Stout def. Caros Fodor | Decision (split) (28–29, 29–28, 29–28) | 3 | 5:00 |
| 2012-11-17 | UFC 154: St-Pierre vs. Condit | Lightweight | John Makdessi def. Sam Stout | Decision (unanimous) (30–27, 29–28, 30–27) | 3 | 5:00 |
| 2012-06-22 | UFC on FX: Maynard vs. Guida | Lightweight | Sam Stout def. Spencer Fisher | Decision (unanimous) (30–27, 30–27, 30–27) | 3 | 5:00 |
| 2012-01-14 | UFC 142: Aldo vs. Mendes | Lightweight | Thiago Tavares def. Sam Stout | Decision (unanimous) (29–28, 30–27, 29–28) | 3 | 5:00 |
| 2011-06-11 | UFC 131: dos Santos vs. Carwin | Lightweight | Sam Stout def. Yves Edwards | KO (punch) | 1 | 3:52 |
| 2010-10-23 | UFC 121: Lesnar vs. Velasquez | Lightweight | Sam Stout def. Paul Taylor | Decision (split) (28–29, 29–28, 30–27) | 3 | 5:00 |
| 2010-05-08 | UFC 113: Machida vs. Shogun 2 | Lightweight | Jeremy Stephens def. Sam Stout | Decision (split) (30–27, 29–28, 28–29) | 3 | 5:00 |
| 2010-01-02 | UFC 108: Evans vs. Silva | Lightweight | Sam Stout def. Joe Lauzon | Decision (unanimous) (30–26, 30–27, 30–27) | 3 | 5:00 |
| 2009-04-18 | UFC 97: Redemption | Lightweight | Sam Stout def. Matt Wiman | Decision (unanimous) (29–28, 29–28, 29–28) | 3 | 5:00 |
| 2008-10-18 | UFC 89: Bisping vs. Leben | Lightweight | Terry Etim def. Sam Stout | Decision (unanimous) (29–28, 29–28, 30–27) | 3 | 5:00 |
| 2008-04-19 | UFC 83: Serra vs. St-Pierre 2 | Lightweight | Rich Clementi def. Sam Stout | Decision (split) (29–27, 28–29, 29–28) | 3 | 5:00 |
| 2008-01-19 | UFC 80: Rapid Fire | Lightweight | Sam Stout def. Per Eklund | Decision (unanimous) (29–27, 30–27, 30–27) | 3 | 5:00 |
| 2007-06-12 | UFC Fight Night: Stout vs. Fisher | Lightweight | Spencer Fisher def. Sam Stout | Decision (unanimous) (30–27, 30–27, 30–27) | 3 | 5:00 |
| 2006-06-24 | The Ultimate Fighter: Team Ortiz vs. Team Shamrock Finale | Lightweight | Kenny Florian def. Sam Stout | Submission (rear-naked choke) | 1 | 1:46 |
| 2006-03-04 | UFC 58: USA vs. Canada | Lightweight | Sam Stout def. Spencer Fisher | Decision (split) (29–28, 29–28, 28–29) | 3 | 5:00 |