2026 6666 NRHA Derby presented by Markel | OKC Fairgrounds | June 10–22
Congratulations
Sun. June 22
Congratulations
2024 Level 4 Open Champions: Cade McCutcheon & All Nite Partier
2024 Level 4 Non Pro Co-Champions: Kim Muehlstaetter & Smoky Mountain Rein and Gina Schumacher & Gunin Addy Tude
OG&E Coliseum: $6,000 Non Pro [2] / $2,000 Intermediate Non Pro [2] / $500 Prime Time Non Pro [2] / Masters Non Pro [2] / Legends Non Pro [2] / 8 & Up Non Pro Maturity
Adequan Arena: $100 Youth 10 & Under Short Stirrup [2] / $100 Youth 13 & Under [2] / AQHA Youth 13 & Under 8 / $100 Youth 14 – 18 [2] / AQHA Youth 14 – 18 / Jackpot Unrestricted Youth [2]
2025 Leader Runs
2024 Champions
L4 Open: Cade McCutcheon & All Nite Partier
Non Pro Derby Level 4 Co Champions; Prime Time Champions: Kim Muehlstaetter & Smoky Mountain Rein
Latest News
Postponed 2025 NAAC to Be Held During the 2026 6666 NRHA Derby Presented by Markel | June 8–21, 2026
December 12, 2025: The National Reining Horse Association announces that the 2025 Adequan® North American Affiliate Championships (NAAC), postponed due to concerns with the equine herpesvirus (EHV), will be conducted in conjunction with…
Worth the Wait for the Youth to Wrap the 2025 6666 NRHA Derby presented by Markel
June 22, 2025: The final curtain of the 2025 6666 NRHA Derby presented by Markel fell with the brightest spotlight on the future of reining. The youth riders took center stage on the…
6666 NRHA Derby Wraps the OG&E Coliseum Action in Style with the Non Pro Maturity
June 22, 2025: The 2025 6666 NRHA Derby presented by Markel wrapped up on Sunday, June 22, with action in both the Adequan® Arena and the OG&E Coliseum. This time around, the Non…
Rookie and Youth Reiners Took Center Stage in the Adequan® Arena at the 6666 NRHA Derby presented by Markel
June 21, 2025: Undeniably the largest division at the 2025 6666 NRHA Derby presented by Markel, Rookie reining competitors took over the Adequan® Arena Friday and Saturday, with champions and high point riders…
Open
Jackpot Classic Equine Green Reiner Co Champion Levels 1 and 2 Slate 1 Champion: 143
April Gentry & Alpha Onespecialnite
Non Pro Derby Go 1 Sec. 1 L4 Co Leader and APHA Chrome Cash Leaders: 220
Taylor Zimmerman & Trashin Pretty Chics
Open Derby Go 1 Sec. 1 L3 Leaders: 223
Martin Muehlstaetter & Gunin Addy Tude
Limited Open High Point:
Shay Balmas & Gunna Make My Mark
Novice Horse Non Pro Level 2 & 3 Champion: 145.5
Mandy McCutcheon & Disco Ball
Non Pro Youth Derby Go 1 Sec. 1 Leader: 216.5
Emma Vanlandingham & SHR Hollywood Kid
Save the date: June 8–21, 2026 // June 14–27, 2027 // June 12–25, 2028