★  RECENT WINNERS · EVERY PICK LOGGED BEFORE THE OFF  —  Ice Cube Epsom 6/5✓  ·  Caislean Gear Killarney 2/1✓  ·  Geryon Leopardstown 11/10✓  ·  Perfect Scoundrel Epsom 11/8✓  ·  Loughrea Leopardstown 7/2✓  ·  Thickthorn Tom Worcester 6/5✓  ·  The Balearic Sun Epsom 7/4✓  ·  Serenity Dream Chepstow 15/8✓  ·  Doon The Glen Hamilton 11/4✓  ·  Early Dawning Killarney 2/1✓  ·  Inspired Hamilton 2/1✓  ·  I'll Be Back Hamilton 3/1✓  ·  Arch Enemy Killarney 3/1✓  ·  Sunlit Sea Lingfield 5/4✓  ·  Startled Lady Yarmouth 5/2✓  ·  Bella Colombia Killarney 2/1✓  ·  Kalir Killarney 3/1✓  ·  Havana Club Bath 9/4✓  —  SEE EVERY RESULT — WINS & LOSSES →  —  ★  RECENT WINNERS · EVERY PICK LOGGED BEFORE THE OFF  —  Ice Cube Epsom 6/5✓  ·  Caislean Gear Killarney 2/1✓  ·  Geryon Leopardstown 11/10✓  ·  Perfect Scoundrel Epsom 11/8✓  ·  Loughrea Leopardstown 7/2✓  ·  Thickthorn Tom Worcester 6/5✓  ·  The Balearic Sun Epsom 7/4✓  ·  Serenity Dream Chepstow 15/8✓  ·  Doon The Glen Hamilton 11/4✓  ·  Early Dawning Killarney 2/1✓  ·  Inspired Hamilton 2/1✓  ·  I'll Be Back Hamilton 3/1✓  ·  Arch Enemy Killarney 3/1✓  ·  Sunlit Sea Lingfield 5/4✓  ·  Startled Lady Yarmouth 5/2✓  ·  Bella Colombia Killarney 2/1✓  ·  Kalir Killarney 3/1✓  ·  Havana Club Bath 9/4✓  —  SEE EVERY RESULT — WINS & LOSSES →  —  
Optima RacingHorses › Circuit Breaker (GB)

Circuit Breaker (GB)

6yo b g · Form & record 2016-08-17 to 2026-06-15 — from our verified UK & Irish results database. Trained by Jonjo & A J O'Neill.
Pedigree Nathaniel (IRE) × Australian Queen (GB) (by Fastnet Rock)
OwnerTanzanite
BreederLittleton Stud
Ratings Official 72 · best RPR 112 · best TS 88
27
Runs
3
Wins
11.1%
Strike rate
40.7%
Place rate
0.82
Actual / Expected
-55.6%
Level-stake ROI

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Full form — last 27 runs

Btn = beaten lengths · OR = official rating · RPR = Racing Post Rating · TS = Topspeed. Blank cells are values we don't hold for that run — never a zero.
DateOffCourseDistGoingCl PosBtnJockeyWgt ORRPRTSSP
2026-06-15 38d Carlisle 14f Good 5 4/11 1.25 Daniel Tudhope 132 72 76 70 9/2
Flat Turf racingtv.com Handicap Made all at a sedate gallop - under pressure 2f out - overtaken over 1f out - found nothing final 110yds
2026-05-08 35d Ascot 16f Good 4 6/12 0.75 Harry Burns 134 74 73 60 16/1
Flat Turf Peroni Nastro Azzurro 0.0% Apprentice Handicap (GBBPlus Race) Led - headed over 2f out - weakened over 1f out(tchd 14/1)
2026-04-03 31d Lingfield (AW) 16f Standard 4 3/14 2.25 Kieran Shoemark 130 74 75 67 18/1
Flat AW Midnite All-Weather Vase Marathon Handicap (GBBPlus Race) Prominent early - soon led - headed 2f out - weakened inside final furlong(tchd 20/1)
2026-03-03 30d Wolverhampton (AW) 14f Standard 4 6/8 2.5 Cieren Fallon 135 75 72 65 11/1
Flat AW Midnite Are Upping The Betting Game Handicap (GBBPlus Race) In touch with leaders - not clear run from over 2f out - lost position and towards rear over 1f out - no impression inside final furlong (jockey said gelding was denied a clear run approximately 1 1/2f out)(op 9/1)
2026-02-01 26d Market Rasen 23f Soft 4 6/7 17 Kevin Brogan 156 111 82 61 10/1
Hurdle Turf Weatherbys Cheltenham Festival Betting Guide Handicap Hurdle (Challenger Stayers Series Qualifier) Prominent - outpaced after 3 out - weakened 2 out(op 8/1)
2026-01-06 7d Wolverhampton (AW) 16.5f Standard 5 2/6 0.5 Jack Dace 135 75 83 43 5/2
Flat AW Midnite A Next Generation Betting App Handicap Led - headed after 2f - soon took keen hold and prominent - went second 2f out - kept on final 110yds(op 11/4)
2025-12-30 80d Wolverhampton (AW) 14f Standard 5 2/8 1 Jack Dace 139 75 83 59 9/2
Flat AW Midnite Building The Future Of Betting Apprentice Handicap Led - went clear over 1f out - headed inside final 110yds(op 5/1 tchd 11/2)
2025-10-11 176d York 16.5f Good 4 9/16 0.3 Ray Dawson 133 78 79 32 20/1
Flat Turf Coral Racing Club Stayers Handicap (GBBPlus Race) Disputed lead - led but pestered after 2f - headed over 2f out - weakened over 1f out(tchd 25/1)
2025-04-18 21d Newcastle (AW) 16.5f Standard 2 11/14 1.5 Joe Fanning 116 82 71 64 28/1
Flat BetUK All-Weather Championships Marathon Handicap (GBBPlus Race)
2025-03-28 13d Southwell (AW) 16.5f Standard 4 6/8 Cieren Fallon 140 85 78 44 6/1
Flat BetUK. Its Where The UK Bets Handicap (GBBPlus Race)
2025-03-15 21d Wolverhampton (AW) 14f Standard 5/5 Cieren Fallon 129 87 87 11/2
BetUK: Its Where The UK Bets Handicap (GBB Plus Race)
2025-02-22 20d Southwell (AW) 16.5f Standard 3 3/9 Cieren Fallon 140 88 90 70 11/1
BetUK. Its Where The UK Bets Handicap (GBBPlus Race)
2025-02-02 43d Musselburgh 20f Soft 4 8/10 Jonjo ONeill Jr t 168 115 91 65 14/1
Each Way Extra At bet365 Handicap Hurdle (Go North Cab On Target Series Qualifier)
2024-12-21 17d Ascot 23.5f Soft 4 5/6 50 Jonjo ONeill Jr t 167 118 54 42 16/1
Hurdle Turf Thames Materials Novices Handicap Hurdle (GBB Race) Towards rear but in touch with leaders - not fluent 3rd - weakened after 3 out(op 15/2)
2024-12-04 45d Haydock 15.5f Soft 2 3/6 7 Jonjo ONeill Jr t 161 112 80 15/2
Hurdle Turf TrustATrader Approved And Reviewed Tradespeople Introductory Hurdle (GBB Race) Took keen hold - raced in second - outpaced when not fluent 3 out - no chance with winner when mistake 2 out - soon lost second(op 12/1 tchd 7/1)
2024-10-20 157d Kempton 21f Good 4 1/4 0 Jonjo ONeill Jr t 152 112 19 7/2
Hurdle Turf TrustATrader trustatrader.com Novices Hurdle (GBB Race) Prominent - not fluent 6th - pushed along 3 out - led home turn - pecked on landing 2 out - went clear approaching last - good jump last - eased towards finish(op 10/3 tchd 3/1)
2024-05-16 40d Salisbury 14f Soft 3 6/12 1.5 Cieren Fallon t 136 89 73 55 15/2
Flat Turf Al Basti Equiworld Dubai City Bowl Handicap Prominent - outpaced 3f out - weakened from 2f out(op 5/1)
2024-04-06 190d Kempton (AW) 16f Standard 2 3/13 1.75 James Doyle t 129 89 94 67 5/1
Flat AW Virgin Bet Queens Prize Handicap (London Stayers Series Qualifier) Prominent - outpaced 3f out - rallied and went third inside final furlong - not pace to challenge(op 7/2)
2023-09-29 20d Haydock 14f Soft 3 2/5 Hector Crouch 135 87 94 88 3/1
cavani.co.uk Jockey And Jacket Live Handicap
2023-09-09 56d Kempton (AW) 16f Standard 4 1/8 Hector Crouch 130 83 93 63 7/2
Try Unibets Improved Bet Builder Handicap (London Stayers Series Qualifier)
2023-07-15 43d Hamilton 13f Soft 4 7/7 Shane Gray 129 85 79 40 10/3
Stay At Hampton By Hilton Hamilton Park Handicap
2023-06-02 25d Doncaster 12f Firm 5 3/5 Rossa Ryan 137 85 57 10/3
Walk As One For Weston Park Novice Stakes (GBB Race)
2023-05-08 2369d Windsor 10f Soft 5 1/8 Rossa Ryan 127 88 57 2/1
Cameron Smart Memorial Maiden Stakes (GBB Race) (Div I)
2016-11-11 39d Dundalk (AW) 7f Standard 8/14 Gary Carroll 125 51 32 20 25/1
Crowne Plaza Hotel Race & Stay Handicap (Div I)
2016-10-03 18d Limerick 8f Soft 13/15 Gary Carroll 131 34 66/1
Patrickswell Maiden
2016-09-15 29d Listowel 8f Heavy 7/8 W J Lee 131 30 9/1
Tote Maiden
2016-08-17 DEB Killarney 8.5f Firm 4/8 Gary Carroll 131 53 15 12/1
mosscontrol.ie Maiden

Record by layoff

Days since the previous run. Does this one go well fresh, or need a run? Career debut excluded — no prior run means no layoff.
Time since last runRunsWinsSR
Quick (under 2wk)200.0%
Normal (2-4wk)1000.0%
Freshened (1-2m)9111.1%
Layoff (2-6m)3133.3%
Long break (6m+)2150.0%

Record by class

ClassRunsWinsSR
Class 2300.0%
Class 3300.0%
Class 411218.2%
Class 55120.0%

Record by distance

TripRunsWinsSR
Mile (7-9f)400.0%
Middle (10-12f)2150.0%
Staying (13f+)2129.5%

Record by going

GoingRunsWinsSR
Standard1119.1%
Soft9111.1%
Good4125.0%

Record by course

CourseRunsWinsSR
Wolverhampton (AW)400.0%

We score Circuit Breaker (GB) against the whole field — every time it runs

Every UK & Irish runner model-ranked each morning, verified before the off, in your Telegram by 11am.

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Data: official UK & Irish results, 2016-08-17–2026-06-15. Historical and not a guarantee of future results. 18+ · BeGambleAware.