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Horse profile

Sparky Jack (GB)

2yo colt (at last run, May 2015) · Last trainer Brendan Powell · Last owner I S Smith
by Holy Roman Emperor (IRE) out of Prospectress (USA) (Mining)
3 runs · 3 courses · from Apr 2015
As at 22 Oct 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
No run recorded since 14 May 2015 — 4,178 days ago. Our archive can't say whether the horse is still in training.
Last run May 2015 · 7th of 9
KTB Profile

Sparky Jack (GB) is yet to win from 3 starts.

Based on 3 archived runs · updated 22 Oct 2026

KTB Speed and Rating

KTB Speed

No KTB Speed figures for this horse. The engine scores GB and Irish racing from Oct 2016; runs elsewhere, or earlier, have no figure.

KTB Speed v1 · batch 15 Sep 2026 · GB & Irish racing only · 0 figures from 0 runs · a record, not a forecast

KTB Rating

Best recent KTB Rating 69A the best of the last 3 rated runs · Windsor, 27 Apr 2015

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 3 figures · best 69A · median 51
GoingRunsBestMedianSince 22 Oct 2025
Good to Firm251A50—
Good1———
DistanceRunsBestMedianSince 22 Oct 2025
Under 6f269A60—
6f – 7f1———

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 3 figures from 3 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 is derived from in-running commentary, which our data provider does not supply for this horse's races.

Pedigree intelligence

Sire

Progeny in our archive have won 10.3% of 11,867 runs since Jan 2008 (949 horses).

Weakest over 2m1f – 2m4f (all codes): 5.9% from 305.

GoingRunsWinsSRvs sireThis horse
Firm571119.3%+9—
Good to Firm1,62117911%+0.70 from 2
Good2,60526710.2%−0.10 from 1
Good to Soft1,1721089.2%−1.1—
Soft1,72118310.6%+0.3—
Heavy607518.4%−1.9—
Standard (AW)4,08342410.4%+0.1—
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f87910411.8%+1.50 from 2
6f – 7f4,77349910.5%+0.20 from 1
1m – 1m1f3,04533811.1%+0.8—
1m2f – 1m4f2,0891959.3%−1—
1m5f – 2m697598.5%−1.8—
2m1f – 2m4f305185.9%−4.4—
2m5f – 3m761114.5%+4.2—
Over 3m300%−10.3—

Flat and jumps together (all codes) · since Jan 2008 · as at 22 Oct 2026 · rows under 30 runs muted · win % is the measure, a record not a forecast

Dam
Prospectress (USA) (Mining)

6 siblings in the archive, 2 winners — best of them Benbane Head (USA) (7 wins).

The wins came over 5f–3m2f; the highest grade won is Grade 3 (Benbane Head (USA)).

ProduceRunsWinsWin tripsBest grade
Benbane Head (USA)4472m–3m2fGrade 3
Bellini Rose (IRE)315fClass 6
Ley Lady Grey (GB)50——
Gravinsky (USA)50——
Dream Prospector (GB)130——
Carte d'Oro (IRE)60——

Record by conditions

GoingRunsWinsSR£1
Good to Firm 2 0 0% −2.00
Good 1 0 0% −1.00

ClassRunsWinsSR£1
Class 5 2 0 0% −2.00
Class 4 1 0 0% −1.00

CourseRunsWinsSR£1
Newmarket 1 0 0% −1.00
Windsor 1 0 0% −1.00
Newbury 1 0 0% −1.00

DistanceRunsWinsSR£1
Under 6f 2 0 0% −2.00
6f – 7f 1 0 0% −1.00

JockeyRunsWinsSR£1
Jenny Powell 2 0 0% −2.00
Fergus Sweeney 1 0 0% −1.00

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 KTB Jockey SP
14 May 15+17d Newmarket Homestore And Safepac Maiden Auction Stakes Class 5 · 6f · Good To Firm · 9 ran 7/9 3¾ 8-6 49A Jenny Powell 5/1
27 Apr 15+10d Windsor British Stallion Studs Ebf Maiden Stakes Class 5 · 5f · Good · 9 ran 5/9 1 9-5 69A Fergus Sweeney 16/1
17 Apr 15 Newbury Al Basti Equiworld EBF Stallions Maiden Stakes (Plus 10) Class 4 · 5f · Good To Firm · 10 ran 7/10 3¼ 9-0 51A Jenny Powell 40/1

Quick answers

How many races has Sparky Jack (GB) won?
Sparky Jack (GB) has yet to win, from 3 archived starts in 2015.
Who trained Sparky Jack (GB)?
Sparky Jack (GB) was trained by Brendan Powell on the most recent run on record, at Newmarket on 14 May 2015.
Who is Sparky Jack (GB)'s sire?
Sparky Jack (GB) is by Holy Roman Emperor (IRE) out of Prospectress (USA), whose sire is Mining.
What is Sparky Jack (GB)'s sire's record?
Holy Roman Emperor (IRE)'s progeny in our archive have won 10.3% of 11,867 runs since Jan 2008 (949 horses), Flat and jumps together. Weakest over 2m1f – 2m4f (all codes): 5.9% from 305.
Who are Sparky Jack (GB)'s siblings?
Out of Prospectress (USA), Sparky Jack (GB) has 6 other produce in our archive, 2 of them winners. Most wins: Benbane Head (USA) (7). Highest grade won: Grade 3 (Benbane Head (USA)). The wins came over 5f–3m2f. As at Oct 2026.

Record shown from April 2015. 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.