Circuit Breaker

Horse

Record

8 runs, 0 wins — 0% strike rate. Placed 3 times (2 second, 1 third).

Last ran Monday, 15 June 2026.

Details

Sex:
gelding
Colour:
b
Foaled:
2020
Bred:
GB
Sire:
Nathaniel
Dam:
Australian Queen
Damsire:
Fastnet Rock

Form

Runs cover Great Britain over the last twelve months, and Ireland from 16 August 2026 onwards. A record here is what the bank holds, not a career total.

  1. 4 — Carlisle , Monday, 15 June 2026

    3:20. racingtv.com Handicap , Class 5 , 1m6f32y , going Good , 11 ran . Started at 9/2 , beaten 1.25 lengths

    Jockey Daniel Tudhope · Trainer Jonjo & A J O'Neill · Owner Tanzanite

  2. 6 — Ascot , Friday, 8 May 2026

    5:10. Peroni Nastro Azzurro 0.0% Apprentice Handicap (GBBPlus Race) , Class 4 , 1m7f209y , going Good , 12 ran . Started at 16/1 , beaten 0.75 lengths

    Jockey Harry Burns · Trainer Jonjo & A J O'Neill · Owner Tanzanite

  3. 3 — Lingfield (AW) , Friday, 3 April 2026

    2:05. Midnite All-Weather Vase Marathon Handicap (GBBPlus Race) , Class 4 , 1m7f169y , going Standard , 14 ran . Started at 18/1 , beaten 2.25 lengths

    Jockey Kieran Shoemark · Trainer Jonjo & A J O'Neill · Owner Tanzanite

  4. 6 — Wolverhampton (AW) , Tuesday, 3 March 2026

    5:25. Midnite Are Upping The Betting Game Handicap (GBBPlus Race) , Class 4 , 1m5f219y , going Standard , 8 ran . Started at 11/1 , beaten 2.5 lengths

    Jockey Cieren Fallon · Trainer Jonjo & A J O'Neill · Owner Tanzanite

  5. 6 — Market Rasen , Sunday, 1 February 2026

    2:20. Weatherbys Cheltenham Festival Betting Guide Handicap Hurdle , Class 4 , 2m7f16y , going Soft , 7 ran . Started at 10/1 , beaten 17 lengths

    Jockey Kevin Brogan · Trainer Jonjo & A J O'Neill · Owner Tanzanite

  6. 2 — Wolverhampton (AW) , Tuesday, 6 January 2026

    4:15. Midnite A Next Generation Betting App Handicap , Class 5 , 2m120y , going Standard , 6 ran . Started at 5/2 , beaten 0.5 lengths

    Jockey Jack Dace · Trainer Jonjo & A J O'Neill · Owner Tanzanite

  7. 2 — Wolverhampton (AW) , Tuesday, 30 December 2025

    4:30. Midnite, Building The Future Of Betting Apprentice Handicap , Class 5 , 1m5f219y , going Standard , 8 ran . Started at 9/2 , beaten 1 lengths

    Jockey Jack Dace · Trainer Jonjo & A J O'Neill · Owner Tanzanite

  8. 9 — York , Saturday, 11 October 2025

    4:30. Coral Racing Club Stayers Handicap (GBBPlus Race) , Class 4 , 2m56y , going Good , 16 ran . Started at 20/1 , beaten 0.3 lengths

    Jockey Ray Dawson · Trainer Jonjo & A J O'Neill · Owner Tanzanite

06:31