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Horse profile

Rumbustious (GB)

3yo colt · Trainer Charlie Johnston · Owner Chasemore Farm
by Dubawi (IRE) out of Wall Of Sound (GB) (Singspiel)
8 runs · 7 courses · from Nov 2025
As at 18 Oct 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
Off 103 days · 10th of 12 Last raced off OR 65
KTB Profile

Rumbustious is a Dubawi colt who is yet to win from eight starts and has placed once. His best effort came when second of six at Thirsk in Jun 2026. He has raced six times over 1m2f – 1m4f and twice over 1m – 1m1f without success. He finished 10th of 12 at Ayr in Jul 2026 in a Class 6 handicap off an official rating of 65.

Based on 8 archived runs · run-style from 3 commented runs · updated 18 Oct 2026
Official rating65↓ 4lb off peak
65 65–69

KTB Speed and Rating

KTB Speed

Best recent Speed 88 the best of the last 3 graded (A or B) runs · Thirsk, 5 Jun 2026

How fast the horse ran, as points against the day-corrected standard time for its course and distance: 100 is the median GB Class 4 handicap winner on that code; one point is 0.1% of the standard time. A, B or C is how much the day's card could tell us, not how good the run was. What this means →

Flat 8 figures · best 105C · median 77
GoingRunsBestMedianSince 18 Oct 2025
Standard (AW)361A583 · 61 / 58
Good288A81.52 · 88 / 81.5
Good to Firm2105C93.52 · 105 / 93.5
Good to Soft1——1 · —
DistanceRunsBestMedianSince 18 Oct 2025
1m2f – 1m4f6105C80.56 · 105 / 80.5
1m – 1m1f258A442 · 58 / 44

KTB Speed v1 · batch 15 Sep 2026 · GB & Irish racing only · 8 figures from 8 runs · as at 3 Oct 2026 · a record, not a forecast

KTB Rating

Best recent KTB Rating 75B the best of the last 3 rated runs · Thirsk, 5 Jun 2026 Official rating 65 at the last run, 6 Jul 2026

What the horse achieved in each race, in pounds on the official-rating scale, from the weight carried, the lengths beaten and the race's own level solved across the archive — never the market, never the official rating as a starting point. The headline is the best of the horse's last three rated runs on that code. A, B or C on a run is how much known form was in that race. What this means →

Flat 8 figures · best 75B · median 64
GoingRunsBestMedianSince 18 Oct 2025
Standard (AW)367A603 · 67 / 60
Good275B662 · 75 / 66
Good to Firm266A642 · 66 / 64
Good to Soft1——1 · —
DistanceRunsBestMedianSince 18 Oct 2025
1m2f – 1m4f675B646 · 75 / 64
1m – 1m1f267A56.52 · 67 / 56.5

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 8 figures from 8 runs · as at 4 Oct 2026 · a record, not a forecast

Both figures are KTB's own, computed from the archive; no vendor rating enters either. Every run's figure is on its form line below with its grade. Grades measure how much the archive could see, never the merit of the run.

Run style from 3 analysed runs

  • Held up 2 (67%) · 0 wins
  • Prominent 1 (33%) · 0 wins

Pedigree intelligence

Sire

Progeny in our archive have won 18.4% of 12,929 runs since Jan 2008 (1,520 horses).

Weakest at trips under 6f (all codes): 9.8% from 429.

GoingRunsWinsSRvs sireThis horse
Firm481122.9%+4.5—
Good to Firm2,32347720.5%+2.10 from 2
Good3,16556317.8%−0.60 from 2
Good to Soft1,74030917.8%−0.60 from 1
Soft1,89932617.2%−1.2—
Heavy58910217.3%−1.1—
Standard (AW)3,16358518.5%+0.10 from 3
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f429429.8%−8.6—
6f – 7f3,11758018.6%+0.2—
1m – 1m1f3,84872418.8%+0.40 from 2
1m2f – 1m4f3,82976820.1%+1.70 from 6
1m5f – 2m1,20518815.6%−2.8—
2m1f – 2m4f3314814.5%−3.9—
2m5f – 3m1381913.8%−4.6—
Over 3m32618.8%+0.4—

Flat and jumps together (all codes) · since Jan 2008 · as at 18 Oct 2026 · rows under 30 runs muted · win % is the measure, a record not a forecast

Dam
Wall Of Sound (GB) (Singspiel)

5 siblings in the archive, 5 winners — best of them Uncle Bryn (GB) (3 wins).

The wins came over 7f–1m4f; the highest grade won is Group 3 (Boomer (GB)).

ProduceRunsWinsWin tripsBest grade
Uncle Bryn (GB)631m–1m1½fClass 2
Boomer (GB)827fGroup 3
Dambuster (GB)1021m–1m2fClass 4
Flighty Almighty (GB)611m½fClass 5
Echo Chamber (FR)511m4fClass 5

Record by conditions

GoingRunsWinsSR£1
Standard (AW) 3 0 0% −3.00
Good 2 0 0% −2.00
Good to Firm 2 0 0% −2.00
Good to Soft 1 0 0% −1.00

ClassRunsWinsSR£1
Class 5 5 0 0% −5.00
Class 6 1 0 0% −1.00
Class 3 1 0 0% −1.00
Class 4 1 0 0% −1.00

CourseRunsWinsSR£1
Chelmsford City (AW) 2 0 0% −2.00
Ayr 1 0 0% −1.00
Windsor 1 0 0% −1.00
Thirsk 1 0 0% −1.00
Haydock 1 0 0% −1.00
Doncaster 1 0 0% −1.00
Southwell (AW) 1 0 0% −1.00

DistanceRunsWinsSR£1
1m2f – 1m4f 6 0 0% −6.00
1m – 1m1f 2 0 0% −2.00

JockeyRunsWinsSR£1
Jack Mitchell 3 0 0% −3.00
Connor Beasley 2 0 0% −2.00
Billy Loughnane 1 0 0% −1.00
Rob Hornby 1 0 0% −1.00
Joe Fanning 1 0 0% −1.00

SeasonRunsWinsSR£1
2026 6 0 0% −6.00
2025 2 0 0% −2.00

Splits include every sample, however small — muted rows are under 3 runs. A one-from-one record is a fact, not a trend: read the Runs column before the strike rate.

Form

DateCourseRace PosBtn Wgt ORSpdKTB Jockey SP
06 Jul 26+14d Ayr racingtv.com/freetrial Handicap Class 6 · 10f · Good · 12 ran Up with the pace - driven along 2f out - faded 1f out 10/12 2¾ 9-9 6575A57A Connor Beasley 11/2
22 Jun 26+17d Windsor Carrington Wealth Management Handicap Class 5 · 11.5f · Good To Firm · 5 ran Sent clear early under pressure - driven out approaching 2f out then lost front spot inside final furlong - stayed on same speed to finish fourth 4/5 1¾ 9-0 66105C62B Billy Loughnane 11/4
05 Jun 26+14d Thirsk Ruby Lodge Care Home In Thirsk Handicap Class 5 · 12f · Good · 6 ran Sat close up in second early - pushed along approaching 2f out - pressed the pace-setter with a furlong left - unable to get on terms but stayed on to finish second beaten 3 lengths 2/6 3 9-1 6688A75B Connor Beasley 15/2
22 May 26+28d Haydock racingtv.com Handicap Class 5 · 10f · Good To Soft · 11 ran Missed the break and settled last - nudged forward approaching 2f out - angled right and stayed on inside the final furlong before flattening out 4/11 ¾ 9-1 6779A66A Jack Mitchell 20/1
24 Apr 26+48d Doncaster Sky Sports Racing Sky 415 Handicap Class 5 · 10f · Good To Firm · 9 ran Settled off the pace early - moved up to challenge the front-runner two out then pressed for effort inside the last two furlongs - unable to find more in the closing stages finishing fourth 4/9 3¾ 9-9 6982A66A Jack Mitchell 11/2
07 Mar 26+79d Chelmsford City (AW) UK Garage Raceday Maiden Stakes (GBB/GBBPlus Race) Class 3 · 10f · Standard · 6 ran Held up early - pushed along with two furlongs left - finished with running on late to take third 3/6 2½ 9-7 —61A60B Jack Mitchell 10/1
18 Dec 25+28d Chelmsford City (AW) EBF 'Confined' Novice Stakes (GBB/GBBPlus Race) Class 4 · 8f · Standard · 9 ran Held a forward position early - pushed for effort and lost touch from over 2f out - well held at the finish 8/9 17 9-7 —30C46C Rob Hornby 16/1
20 Nov 25 Southwell (AW) Gamble Responsibly At BetMGM Novice Stakes (GBB Race) Class 5 · 8f · Standard · 10 ran Settled just behind the pace early - pushed along with over two furlongs left then drifted left as rivals went by a furlong out - faded from there to finish sixth 6/10 1 9-7 —58A67A Joe Fanning 15/2

Quick answers

How many races has Rumbustious (GB) won?
Rumbustious (GB) has yet to win, from 8 archived starts between 2025 and 2026. Placed 1 time in total (12.5% of starts).
Who trains Rumbustious (GB)?
Rumbustious (GB) is trained by Charlie Johnston, who saddled the horse on its most recent run on 6 July 2026.
Who is Rumbustious (GB)'s sire?
Rumbustious (GB) is by Dubawi (IRE) out of Wall Of Sound (GB), whose sire is Singspiel.
What is Rumbustious (GB)'s official rating?
The most recent official rating on record is 65, from the run on 6 July 2026. The highest on record is 69.
What is Rumbustious (GB)'s sire's record?
Dubawi (IRE)'s progeny in our archive have won 18.4% of 12,929 runs since Jan 2008 (1,520 horses), Flat and jumps together. Weakest at trips under 6f (all codes): 9.8% from 429.
Who are Rumbustious (GB)'s siblings?
Out of Wall Of Sound (GB), Rumbustious (GB) has 5 other produce in our archive, 5 of them winners. Most wins: Uncle Bryn (GB) (3). Highest grade won: Group 3 (Boomer (GB)). The wins came over 7f–1m4f. As at Oct 2026.

Record shown from November 2025. Our archive holds racing in Great Britain, Ireland and France from January 2005. Runs in other countries are not in it, and earlier runs are not available from our data provider. In-running comments are available from 2024 onward.