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Horse profile

Stasio (USA)

4yo gelding (at last run, Mar 2014) · Last trainer David Simcock · Last owner Al Asayl Bloodstock Ltd
by Street Boss (USA) out of Believe (USA) (Chimes Band)
7 runs · 3 courses · from Oct 2012
As at 22 Oct 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
No run recorded since 22 Mar 2014 — 4,596 days ago. Our archive can't say whether the horse is still in training.
Last run Mar 2014 · 5th of 10 Won at Lingfield (AW) Last raced off OR 88
KTB Profile

Stasio (USA) is 1 from 7, the win coming at Class 4 level. Hasn't won since Nov 2012.

Based on 7 archived runs · updated 22 Oct 2026
KTB at a glance Win at Class 4
Official rating88↓ 1lb off peak
88 65–89

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 91A the best of the last 3 rated runs · Wolverhampton (AW), 10 Feb 2014 Official rating 88 at the last run, 22 Mar 2014

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 7 figures · best 96A · median 88
GoingRunsBestMedianSince 22 Oct 2025
Standard (AW)796A88—
DistanceRunsBestMedianSince 22 Oct 2025
1m – 1m1f796A88—

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 7 figures from 7 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
Street Boss (USA)

Progeny in our archive have won 9.9% of 263 runs since Jan 2008 (35 horses).

GoingRunsWinsSRvs sireThis horse
Firm100%−9.9—
Good to Firm38410.5%+0.6—
Good4624.3%−5.6—
Good to Soft2528%−1.9—
Soft27311.1%+1.2—
Heavy700%−9.9—
Standard (AW)1191512.6%+2.71 from 7
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f2528%−1.9—
6f – 7f1431510.5%+0.6—
1m – 1m1f7179.9%01 from 7
1m2f – 1m4f19210.5%+0.6—
1m5f – 2m500%−9.9—

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
Believe (USA) (Chimes Band)

No other produce in our archive. It holds racing in Great Britain, Ireland and France from 2005, so siblings racing elsewhere won’t appear here.

Record by conditions

ClassRunsWinsSR£1
Class 2 4 0 0% −4.00
Class 3 1 0 0% −1.00
Class 4 1 1 100% +1.10
Class 5 1 0 0% −1.00

CourseRunsWinsSR£1
Lingfield (AW) 3 1 33% −0.90
Wolverhampton (AW) 2 0 0% −2.00
Kempton (AW) 2 0 0% −2.00

JockeyRunsWinsSR£1
Liam Keniry 3 0 0% −3.00
William Buick 2 1 50% +0.10
Jamie Spencer 1 0 0% −1.00
Martin Lane 1 0 0% −1.00

HeadgearRunsWinsSR£1
None 4 1 25% −1.90
Hood 3 0 0% −3.00

SeasonRunsWinsSR£1
2014 3 0 0% −3.00
2013 2 0 0% −2.00
2012 2 1 50% +0.10

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 ORKTB Jockey SP
22 Mar 14+40d Lingfield (AW) Ladbrokes Handicap Class 2 · 8f · Standard · 10 ran 5/10 3¾ 8-9 8872A Liam Keniry 9/2
10 Feb 14+28d Wolverhampton (AW) Coral.co.uk Best Odds Guaranteed On Racing Handicap Class 2 · 9.5f · Standard · 8 ran 2/8 1¼ 8-8 8691A Liam Keniry 13/2
13 Jan 14+32d Wolverhampton (AW) Ladbrokes Handicap Class 3 · 8.5f · Standard · 9 ran 3/9 1½ 8-13 8689A Liam Keniry 10/1
12 Dec 13+26d Kempton (AW) Download The Betvictor App Now Handicap Class 2 · 8f · Standard · 10 ran 10/10 1 8-11 8952C Jamie Spencer 7/1
16 Nov 13+364d Lingfield (AW) Download The Ladbrokes App Handicap Class 2 · 8f · Standard · 12 ran 10/12 shd 9-0 8976A Martin Lane 25/1
17 Nov 12+24d Lingfield (AW) Enough Said Just Bet At bluesq.com E.B.F. Novice Stakes Class 4 · 8f · Standard · 5 ran 1/5 9-0 6588B William Buick 11/10F
24 Oct 12 Kempton (AW) Betdaq Mobile Apps/British Stallion Studs E.B.F. Maiden Stakes (Div 2) Class 5 · 8f · Standard · 13 ran 2/13 nk 9-3 —96A William Buick 6/1

Quick answers

How many races has Stasio (USA) won?
Stasio (USA) won 1 of 7 archived starts between 2012 and 2014, a strike rate of 14.3%. Placed 4 times in total (57.1% of starts).
Who trained Stasio (USA)?
Stasio (USA) was trained by David Simcock on the most recent run on record, at Lingfield (AW) on 22 March 2014.
Who is Stasio (USA)'s sire?
Stasio (USA) is by Street Boss (USA) out of Believe (USA), whose sire is Chimes Band.
What is Stasio (USA)'s official rating?
The most recent official rating on record is 88, from the run on 22 March 2014. The highest on record is 89.
What is Stasio (USA)'s sire's record?
Street Boss (USA)'s progeny in our archive have won 9.9% of 263 runs since Jan 2008 (35 horses), Flat and jumps together.

Record shown from October 2012. 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.