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Horse profile

Arsenio Lupin (GB)

4yo colt (at last run, May 2018) · Last trainer Denis Quinn · Last owner Amedeo Dal Pos
by Delegator (GB) out of Tenebrae (IRE) (In The Wings)
9 runs · 7 courses · from Jan 2017
As at 4 Nov 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
No run recorded since 28 May 2018 — 3,081 days ago. Our archive can't say whether the horse is still in training.
Last run May 2018 · 5th of 10 Won at Kempton (AW) Last raced off OR 81
KTB Profile

Arsenio Lupin (GB) is 1 from 9, the win coming at Class 5 level. Hasn't won since Feb 2018. The win came on the all-weather — 0 from 4 on turf. Last raced off a career-high mark of 81.

Based on 9 archived runs · updated 4 Nov 2026
KTB at a glance Won on AW, 0 on turf Win at Class 5 OR at career high
Official rating81At career-high mark
81 75–81

KTB Speed and Rating

KTB Speed

Best recent Speed 90 the best of the last 3 graded (A or B) runs · Kempton (AW), 17 Feb 2018

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 9 figures · best 98A · median 80
GoingRunsBestMedianSince 4 Nov 2025
Standard (AW)598A87—
Good280A80—
Good to Soft1———
Soft1———
DistanceRunsBestMedianSince 4 Nov 2025
1m – 1m1f898A81—
1m2f – 1m4f1———

KTB Speed v1 · batch 15 Sep 2026 · GB & Irish racing only · 9 figures from 9 runs · as at 3 Oct 2026 · a record, not a forecast

KTB Rating

Best recent KTB Rating 87A the best of the last 3 rated runs · Kempton (AW), 17 Feb 2018 Official rating 81 at the last run, 28 May 2018

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 — its best recent day. The KTB Rating on a racecard is a different reading of the same figures: the level the horse has been running to, an average of up to its last six runs with the latest counting most, so the two can differ. A, B or C on a run is how much known form was in that race. What this means →

Flat 9 figures · best 87A · median 77
GoingRunsBestMedianSince 4 Nov 2025
Standard (AW)587A77—
Good287A79.5—
Good to Soft1———
Soft1———
DistanceRunsBestMedianSince 4 Nov 2025
1m – 1m1f887A77.5—
1m2f – 1m4f1———

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 9 figures from 9 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 10.8% of 1,872 runs since Apr 2016 (109 horses).

Weakest on good going: 7.7% from 260. Strongest over 1m5f – 2m (all codes): 14.4% from 180.

GoingRunsWinsSRvs sireThis horse
Firm34720.6%+9.8—
Good to Firm3043110.2%−0.6—
Good260207.7%−3.10 from 2
Good to Soft1601811.3%+0.50 from 1
Soft1571610.2%−0.60 from 1
Heavy45613.3%+2.5—
Standard (AW)91210511.5%+0.71 from 5
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f2062914.1%+3.3—
6f – 7f7377410%−0.8—
1m – 1m1f403358.7%−2.11 from 8
1m2f – 1m4f3033812.5%+1.70 from 1
1m5f – 2m1802614.4%+3.6—
2m1f – 2m4f3812.6%−8.2—
2m5f – 3m400%−10.8—
Over 3m100%−10.8—

Flat and jumps together (all codes) · since Apr 2016 · as at 3 Nov 2026 · rows under 30 runs muted · win % is the measure, a record not a forecast

Dam
Tenebrae (IRE) (In The Wings)

4 siblings in the archive, 3 winners — best of them Barton Bounty (GB) (6 wins).

The wins came over 6f–1m2f; the highest grade won is Class 4 (Veil Of Night (GB)).

ProduceRunsWinsWin tripsBest grade
Barton Bounty (GB)4261m1½f–1m2fClass 6
Tenbridge (GB)4147f–1mClass 5
Veil Of Night (GB)926fClass 4
Cerys (GB)70——

Record by conditions

GoingRunsWinsSR£1
Standard (AW) 5 1 20% +4.00
Good 2 0 0% −2.00
Good to Soft 1 0 0% −1.00
Soft 1 0 0% −1.00

ClassRunsWinsSR£1
Class 5 4 1 25% +5.00
Class 4 3 0 0% −3.00
Class 6 2 0 0% −2.00

CourseRunsWinsSR£1
Lingfield (AW) 3 0 0% −3.00
Leicester 1 0 0% −1.00
Chelmsford City (AW) 1 0 0% −1.00
Kempton (AW) 1 1 100% +8.00
Newmarket 1 0 0% −1.00
Windsor 1 0 0% −1.00
Nottingham 1 0 0% −1.00

DistanceRunsWinsSR£1
1m – 1m1f 8 1 13% +1.00
1m2f – 1m4f 1 0 0% −1.00

JockeyRunsWinsSR£1
Oisin Murphy 2 0 0% −2.00
Harry Burns 2 1 50% +7.00
Tim Clark 2 0 0% −2.00
Silvestre De Sousa 1 0 0% −1.00
Antonio Fresu 1 0 0% −1.00
Luke Morris 1 0 0% −1.00

HeadgearRunsWinsSR£1
Tongue tie 6 0 0% −6.00
None 3 1 33% +6.00

SeasonRunsWinsSR£1
2018 3 1 33% +6.00
2017 6 0 0% −6.00

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
2018 · 3 runs
28 May 18+74d Leicester Foxton Handicap Class 4 · 1m · Good To Soft · 10 ran 5/10 hd 9-5 8171A82A Oisin Murphy 11/1
15 Mar 18+26d Chelmsford City (AW) Toteswinger Two In The First Three Handicap Class 4 · 1m · Standard · 9 ran 6/9 nk 9-1 8187A74A Harry Burns 9/2C
17 Feb 18+211d Kempton (AW) Smarter Bets With Matchbook Handicap Class 5 · 1m · Standard · 10 ran 1/10 9-0 7590B87A Harry Burns 8/1
2017 · 6 runs
21 Jul 17+46d Newmarket Fly London Southend Airport To Lyon Handicap Class 4 · 1m · Good · 8 ran 5/8 4 8-12 7680A72A Silvestre De Sousa 13/2
05 Jun 17+23d Windsor Trailfinders Unforgettable Holiday Handicap Class 5 · 1m · Soft · 13 ran 13/13 16 9-9 77-37C60C Antonio Fresu 8/1
13 May 17+66d Nottingham Download The App Dg Cars Handicap Class 5 · 1m½f · Good · 13 ran 2/13 nk 9-7 7580C87A Oisin Murphy 16/1
08 Mar 17+39d Lingfield (AW) 32red Casino Maiden Stakes Class 5 · 1m2f · Standard · 6 ran 3/6 4 9-5 —61A66B Luke Morris 11/4
28 Jan 17+21d Lingfield (AW) Sunbets.co.uk Median Auction Maiden Stakes Class 6 · 1m · Standard · 6 ran 4/6 1 8-5 —82B78B Tim Clark 6/1
07 Jan 17 Lingfield (AW) 32Red.com Median Auction Maiden Stakes Class 6 · 1m · Standard · 10 ran 3/10 ¾ 9-2 —98A77A Tim Clark 100/1

Quick answers

How many races has Arsenio Lupin won?
Arsenio Lupin (GB) won 1 of 9 archived starts between 2017 and 2018, a strike rate of 11.1%. Placed 3 times in total (33.3% of starts).
Who trained Arsenio Lupin?
Arsenio Lupin (GB) was trained by Denis Quinn on the most recent run on record, at Leicester on 28 May 2018.
Who is Arsenio Lupin's sire?
Arsenio Lupin (GB) is by Delegator (GB) out of Tenebrae (IRE), whose sire is In The Wings.
What going does Arsenio Lupin prefer?
Arsenio Lupin (GB) has the best record on standard (aw) going: 1 win from 5 starts (20%). Only going bands with at least three archived starts are read, so this is a direction rather than a settled preference.
What is Arsenio Lupin's official rating?
The most recent official rating on record is 81, from the run on 28 May 2018. That is also the highest on record.
What is Arsenio Lupin's sire's record?
Delegator (GB)'s progeny in our archive have won 10.8% of 1,872 runs since Apr 2016 (109 horses), Flat and jumps together. Weakest on good going: 7.7% from 260. Strongest over 1m5f – 2m (all codes): 14.4% from 180.
Who are Arsenio Lupin's siblings?
Out of Tenebrae (IRE), Arsenio Lupin (GB) has 4 other produce in our archive, 3 of them winners. Most wins: Barton Bounty (GB) (6). Highest grade won: Class 4 (Veil Of Night (GB)). The wins came over 6f–1m2f. As at Nov 2026.

Record shown from January 2017. Our archive holds racing in Great Britain, Ireland and France from January 2005. Any runs before that, or in other countries, are not in it. In-running comments are available from 2024 onward.