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Trainer profile

William de Best-Turner

53 runners in the last 5 seasons · 6 individual horses
As at 20 Oct 2026 · KTB archive: 2005–present, updated daily
Last runner 191 days ago 100% of runners over jumps
from 1 Jan 2022
2–53
Wins / Runs
3.8%
Strike rate
n=53
4 (8%)
Placed
1.05
n=53 · 0.93 incl. margin
+0.62
£1 level stake
n=53 at SP · +1.2%
£30,678
Prize money (window)
Strike by season
0%

Yard patterns

the angles behind the record · vs 3.8% baseline
Fresh · 61+ days off
4.3%+0.5
n=23 · A/E 2.51 · £1 +28.00
New recruits · first run for the yard
0%−3.8
n=2 · A/E 0.00 · £1 −2.00
Debutants · first career start
0%−3.8
n=1 · A/E 0.00 · £1 −1.00
First-time headgear · true-first definition
0%−3.8
n=2 · A/E 0.00 · £1 −2.00
When favourite
0%
n=1 · A/E 0.00 · £1 −1.00
Claiming riders · a claimer in the saddle
9.5%+5.7
n=21 · A/E 1.90 · £1 +32.62
Group / Graded races · pattern & listed
0%−3.8
n=1 · A/E 0.00 · £1 −1.00

Each tile is the record in that situation vs the 3.8% baseline — descriptive splits with the sample always shown, not tips. Tiles under 30 runs render muted. Headgear figures use the true-first definition (first gear appearance in the captured career); returns are gear back on after a bare run. Claiming riders are runs where the booked rider carried a weight claim. Group / Graded covers pattern and listed races.

Record by conditions

same window as header

Race type

TypeRWSR£1
Chase 28 2 7.1% +25.62
Hurdle 23 0 0% −23.00
NH Flat 2 0 0% −2.00

Going

GoingRWSR£1
Good 27 1 3.7% −24.38
Good to Soft 17 1 5.9% +34.00
Soft 7 0 0% −7.00
Good to Firm 1 0 0% −1.00
Standard (AW) 1 0 0% −1.00

Courses

CourseRWSR£1
Worcester 11 0 0% −11.00
Wincanton 5 1 20% +46.00
Newcastle 4 0 0% −4.00
Newbury 4 1 25% −1.38
Kempton 4 0 0% −4.00
Huntingdon 4 0 0% −4.00
Warwick 3 0 0% −3.00
Sandown 2 0 0% −2.00
Stratford 2 0 0% −2.00
Taunton 2 0 0% −2.00
Chepstow 1 0 0% −1.00
Aintree 1 0 0% −1.00
Lingfield 1 0 0% −1.00
Leicester 1 0 0% −1.00
Hereford 1 0 0% −1.00

Class

ClassRWSR£1
Class 4 22 1 4.5% +29.00
Class 5 20 0 0% −20.00
Class 3 7 1 14.3% −4.38
Class 2 3 0 0% −3.00
Class 1 1 0 0% −1.00

Market position

In the bettingRWSRA/E£1
Favourite 2 1 50% 1.25 +0.62
2nd–3rd fav 1 0 0% 0.00 −1.00
4th–6th fav 16 1 6.3% 1.66 +35.00
7th+ in betting 34 0 0% 0.00 −34.00
Fair A/E per band is the tell: near 1.00 the market had it priced right; well above, the wins came where the market didn't expect them.

Rows below n=30 are shown faded — a small sample is a fact, not a trend. Every figure carries its N.

Jumping record

completion over obstacles · same window as header
66.7% completed · 51 obstacle runners (chases & hurdles)
CodeRCompFURPUBDOth
Chase 28 64.3% 1 0 9 0 0
Hurdle 23 69.6% 2 0 4 0 1
Chases and hurdles only — bumpers have no obstacles, so completion is not a question there. F fell · UR unseated rider · PU pulled up · BD brought down · Oth covers refusals, slip-ups, run-outs and the rare disqualification. Non-runners are excluded throughout. Rows under n=30 are shown faded. A descriptive record, not a tip.

Horses trained

same window as header · most-raced first
HorseRWPlLast ran
Raindance Queen (IRE) 20 0 0 11 Apr 26
Calgary Tiger (GB) 14 2 4 12 Apr 26
Tiger Print (GB) 8 0 0 7 Jul 25
Molly's Angel (GB) 5 0 0 24 Jul 25
Vengeance (GB)from Harry Whittington · then Jimmy Frost 2 0 0 24 Mar 24
All 6 horses sent out in this window. Runs, wins and places only: a strike rate or a return on a handful of runs is noise, so none is quoted per horse — each horse's full record is on its own page.
Where they came from · where they went next

Of the 6 horses listed, 2 arrived from another yard in our archive; 4 had their first archived run for this yard.

1 has since run for another yard; 5 have no later run for another yard in our archive.

Read from each listed horse's whole archived career (2005 onwards), not only this window, and counted over the horses listed above, not the whole string. “First archived run” means our archive holds nothing earlier, not that the horse was unraced. A horse with no later run elsewhere may still be here, be off the track, or have run somewhere our archive does not cover — none of that is asserted.

When the yard fires

strike by month, 5 seasons
JFMAMJJASOND
02511000000000
A jumps yard: the season runs Oct–Apr. Muted months are small samples (under 30 runs) — read them with the caution they deserve.

Jockey bookings

same window · biggest samples first
RiderRWSR£1
James Best 17 0 0% −17.00
Ben Ffrench Davis 12 2 16.7% +41.62
Charlie Price 7 0 0% −7.00
Brendan Powell 2 0 0% −2.00
Tabitha Worsley 2 0 0% −2.00
Harry Reed 2 0 0% −2.00
Ben Jones 2 0 0% −2.00
Bryan Carver 2 0 0% −2.00
Caoilin Quinn 2 0 0% −2.00
Sam Twiston-Davies 1 0 0% −1.00
Paul O'Brien 1 0 0% −1.00
Bryony Frost 1 0 0% −1.00
Muted rows are under 30 rides.

Career highlights

lifetime archive, 2005→
3
Archived wins
£43,540
Prize money
2023
Best season · 2 wins
In our archive from its very first year (2005), so this career almost certainly began earlier than our record does. The figures above count 2005 onwards only — what the archive holds, not a full-career total. This card is the full archive census (2005→); the statistics in the header aggregate from 2008 — the floor that guarantees every horse a complete captured career — so this card can legitimately show more wins than the header.
Calgary Tiger (GB) — West Berkshire Mencap Handicap Chase Newbury · Mar 2023 · Class 3
£9,585
Calgary Tiger (GB) — JenningsBet Eastleigh Novices' Handicap Chase (GBB Race) Wincanton · Feb 2023 · Class 4
£5,017
Peak Seasons (IRE) — Pettitts Animal Adventure Park At Reedham Selling Stakes Yarmouth · Jul 2006 · Class 6
£2,267

Sires in the string

progeny record · win % by ground and trip
Tiger Groom (GB) 9.1% · 2–22
Progeny have won 10.2% of 678 runs since 2008 (81 horses). Strongest on Good to Soft going: 13.9% from 122.
Getaway (GER) 0% · 0–20
Progeny have won 11.3% of 10,913 runs since 2008 (1,026 horses). Strongest on Good to Firm going: 23.7% from 131.
Arvico (FR) 0% · 0–5
Progeny have won 7.4% of 659 runs since 2008 (80 horses). Strongest on Soft going: 10.9% from 202. Weakest on Good to Soft going: 2.7% from 110.
Black Sam Bellamy (IRE) 0% · 0–4
Progeny have won 10.3% of 4,682 runs since 2008 (466 horses). Weakest over 1m2f – 1m4f (all codes): 5.5% from 145.
Schiaparelli (GER) 0% · 0–2
Progeny have won 12% of 1,827 runs since 2008 (203 horses).
Top line: the yard's own record with each sire's runners (win %, wins–runs), same window as the header; faded under 30 runs. Beneath it: every run by that sire's progeny in our archive since 2008, as at 20 Oct 2026 — what they have done, not a forecast. A going or a distance is named only where at least 100 progeny runs sit 3 or more points from the sire's own win rate. Distance bands cover Flat and jumps together.

The record

latest 50 of 244 · newest first

The latest 50 of 244 archived runners, newest first. The full record runs from 7 January 2005 to 12 April 2026.

DateCourseHorseRaceFinishSP
11 Apr 26 Chepstow Raindance Queen (IRE)J: Charlie Price Tiptop Portable Event Handicap HurdleClass 5 · 19.5f · Good To Soft · 13 ran 10th 40/1

Drawn from the whole archive (2005 onwards), so it can include runs outside the window the header statistics cover. Non-runners are not listed. A finish shown in letters is a non-completion (F fell · UR unseated · PU pulled up · BD brought down).

Quick answers

What is William de Best-Turner's strike rate?
William de Best-Turner has won 2 of 53 runners since 2022, a strike rate of 3.8% (as at 20 October 2026). Figures are computed from our own results archive.
What is William de Best-Turner's Fair A/E?
1.05, from 53 runners with a computed fair probability since 2022. Fair A/E compares actual wins with a margin-stripped market expectation, so 1.00 is par: above it the wins came at bigger prices than the margin-free market implied, below it they did not.
Fair A/E compares wins with a margin-stripped market expectation. Favourite-heavy samples — top yards, leading riders — naturally read a few points warm, so 1.05 means "beat the margin-free market read", not "the market underrates this by 5%". Three sample sizes are reported and never blended: runs (n), the ROI basis (n at SP), and the fair-A/E basis (n with a computed fair probability).

Strike rate is wins over all runs (n). ROI is £1 level stakes at SP over runs with a parseable price (n at SP). Fair A/E is wins over margin-stripped market expectation, over runs with a computed fair probability (n fair). The three Ns can legitimately differ and are always shown. Figures as at 20 October 2026, computed from our own results archive (2005 onwards; aggregates from 2008).