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Jockey profile

William Cox

1,096 rides in the last 5 seasons · 561 individual horses
As at 20 Oct 2026 · KTB archive: 2005–present, updated daily
Last ride yesterday 100% of rides on the flat
from 1 Jan 2022
46–1,096
Wins / Runs
4.2%
Strike rate
n=1,096
170 (16%)
Placed
0.82
n=1,090 · 0.70 incl. margin
−431.16
£1 level stake
n=1,096 at SP · −39.3%
£639k
Prize money (window)
Strike by season
2.9%
KTB Rider Profile

Rides around 220 times a season, almost all on the flat, winning on 4% of them — a touch below the margin-free market read across five seasons (Fair A/E 0.82). Riding last-time-out winners the record reads 10% (52 rides).

Deterministic profile computed from 1,096 archived runs (last 5 seasons) · updated 20 Oct 2026
KTB at a glance Fires Jul–Aug Archie Watson: 4% from 124 LTO winners: 9.6% Claiming: 9%
The read

The record is strongest at Chepstow (9.8%, n=102) and Salisbury (10%, n=40) — all clear of the rider's 4.2% baseline. It is weakest at Southwell (AW) (0% over 53 rides) — the widest gap in the record. Rides on last-time-out winners have been a positive signal at 9.6% (n=52, Fair A/E 0.88). The market has consistently overbet horses returning fresh after 61+ days: 2.1% strike, Fair A/E 0.54 and −44.00 to a £1 stake over 188 rides — those runners underperform what the price implies. Archie Watson supplies 11% of the rides and matches the rider's average almost exactly (4%, A/E 0.75). The rider also reads well on Good to Firm going (8.4%, n=202). The standout partner of the record: Glamorous Breeze (GB) — 5 wins from 26 rides together. Seasonally, the rider fires Jul–Aug.

Written from the figures on this page — every claim carries its sample. Descriptive, not a tip.

Riding patterns

the angles behind the record · vs 4.2% baseline
First ride on the horse · first captured pairing
3.2%−1.0
n=537 · A/E 0.76 · £1 −250.37
Last-time-out winners · previous run was a win
9.6%+5.4
n=52 · A/E 0.88 · £1 −12.00
Fresh horses · 61+ days off
2.1%−2.1
n=188 · A/E 0.54 · £1 −44.00
When favourite
23.5%
n=17 · A/E 0.84 · £1 −4.87
Claiming rides · riding with a claim
9%+4.8
n=145 · A/E 1.12 · £1 −10.17
Big fields · 14+ runners
4.2%+0.0
n=71 · A/E 1.39 · £1 +3.00
Group / Graded races · pattern & listed
0%−4.2
n=7 · A/E 0.00 · £1 −7.00

Each tile is the record in that situation vs the 4.2% baseline — descriptive splits with the sample always shown, not tips. Tiles under 30 runs render muted. First rides are the first captured pairing of horse and rider; last-time-out winners are horses whose previous captured run was a win; claiming rides are runs where the rider carried a weight claim. Group / Graded covers pattern and listed races.

Notable angles

vs their own baseline
At Chepstow 9.8% vs 4.2% · n=102
When claiming 9% vs 4.2% · n=145
On Good to Firm going 8.4% vs 4.2% · n=202
At Salisbury 10% vs 4.2% · n=40
On last-time-out winners 9.6% vs 4.2% · n=52
At Southwell (AW) 0% vs 4.2% · n=53
Descriptive splits ranked by divergence × sample — insight, not instruction. Every angle carries its N; nothing under 30 runs qualifies. Rows within 2pts of the baseline appear only when the market-relative read (Fair A/E) diverges, and show it.

Record by conditions

same window as header

Going

GoingRWSR£1
Standard (AW) 469 7 1.5% −349.00
Good 236 12 5.1% −65.12
Good to Firm 202 17 8.4% +1.96
Good to Soft 90 5 5.6% −29.00
Soft 61 2 3.3% +29.00
Firm 19 0 0% −19.00
Heavy 19 3 15.8% +0.00

Courses

CourseRWSR£1
Wolverhampton (AW) 163 2 1.2% −111.00
Bath 129 4 3.1% −34.00
Kempton (AW) 122 2 1.6% −86.00
Chepstow 102 10 9.8% +39.88
Lingfield (AW) 87 2 2.3% −74.00
Windsor 68 4 5.9% −36.00
Southwell (AW) 53 0 0% −53.00
Ffos Las 42 2 4.8% −31.50
Salisbury 40 4 10% +5.00
Newbury 39 2 5.1% +18.00
Chelmsford City (AW) 34 0 0% −34.00
Brighton 25 2 8% +8.50
Nottingham 24 1 4.2% −19.67
Leicester 24 1 4.2% −7.00
Doncaster 22 2 9.1% −6.75

Class

ClassRWSR£1
Class 6 435 18 4.1% −124.00
Class 5 382 15 3.9% −201.79
Class 4 193 9 4.7% −78.37
Class 2 42 3 7.1% +9.50
Class 3 37 1 2.7% −29.50
Class 1 7 0 0% −7.00

Market position

In the bettingRWSRA/E£1
Favourite 19 4 21.1% 0.78 −6.87
2nd–3rd fav 92 11 12% 0.76 −42.29
4th–6th fav 341 17 5% 0.77 −137.00
7th+ in betting 644 14 2.2% 0.97 −245.00
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.

Horses ridden

same window as header · most-raced first
HorseRWPlLast ran
Vape (GB) 21 2 8 24 Jun 24
Sea Of Charm (FR) 17 3 8 15 Aug 26
Glamorous Breeze (GB) 17 4 7 31 Aug 24
Iconic Knight (IRE) 13 2 5 15 Jul 24
Carp Kid (IRE) 11 0 3 1 Aug 25
Spirit Of The Bay (IRE) 10 0 2 27 Jun 26
Atty's Edge (GB) 10 0 2 15 Jun 24
Red Alert (GB) 10 0 2 13 Sep 23
Midnight Flame (IRE) 9 0 2 12 Oct 24
Comedian Leader (GB) 8 1 1 25 Jun 26
Bug Boy (IRE) 8 2 3 24 May 23
Bonnita (GB) 7 1 1 10 Sep 26
Showing the 60 most-raced of the 561 horses ridden in this window — each ran at least 4 times. Horses with fewer runs aren't listed; search finds any horse since 2005. 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.

Current form

significance-gated

Last 14 days

Small sample
0 from 10
Only 10 rides in the last 14 days — too few to read against the baseline (gate: n≥15). The card states the sample and stays neutral.

By month

strike by month, 5 seasons
JFMAMJJASOND
000374774105
A flat rider: the season runs Mar–Oct. Muted months are small samples (under 30 runs) — read them with the caution they deserve.

Riding for

same window · biggest samples first
Main yardArchie Watson
11% of all rides
4% SR · A/E 0.75
TrainerRWSR£1
Archie Watson 124 5 4% −36.62
John Flint 87 5 5.7% −31.00
Tom Dascombe 76 4 5.3% +3.25
Charles Hills 61 5 8.2% +7.50
Christopher Mason 51 4 7.8% −31.12
Clive Cox 47 3 6.4% −32.17
Tony Carroll 46 2 4.3% −30.00
Georgina Nicholls 42 3 7.1% −3.50
Andrew Balding 37 0 0% −37.00
Ed de Giles 31 0 0% −31.00
James Evans 30 0 0% −30.00
Muted rows are under 30 rides and sit behind "Show all".

Career highlights

lifetime archive, 2016→
128
Archived wins
£1.42m
Prize money
2018
Best season · 32 wins
Sioux Perfect (IRE) — 100,000 Tattersalls Somerville Auction Stakes (GBB Race) Newmarket · Aug 2025 · Class 2
£61,678
Porth Swtan (IRE) — Beverley Silver Cup Handicap Beverley · Sep 2018 · Class 2
£31,125
Socialite (IRE) — EBF Supports Great Racing Welfare Cycle Novice Stakes (GBB Race) Doncaster · Jun 2024 · Class 2
£21,600

Sires of the horses ridden

progeny record · win % by ground and trip
Cable Bay (IRE) 8.5% · 4–47
Progeny have won 9.9% of 3,711 runs since 2008 (243 horses). Strongest at trips under 6f (all codes): 13.9% from 641. Weakest over 1m2f – 1m4f (all codes): 5.5% from 290.
Dark Angel (IRE) 4.3% · 2–46
Progeny have won 11.3% of 21,876 runs since 2008 (1,594 horses). Strongest on Firm going: 15% from 107.
Kodiac (GB) 12.1% · 4–33
Progeny have won 10.4% of 23,534 runs since 2008 (1,665 horses). Strongest on Firm going: 14.3% from 147. Weakest over 2m1f – 2m4f (all codes): 7.1% from 252.
Charm Spirit (IRE) 11.5% · 3–26
Progeny have won 9.4% of 3,806 runs since 2008 (339 horses). Strongest on Good to Firm going: 15% from 448. Weakest on Heavy going: 3.8% from 133. Strongest at trips under 6f (all codes): 13% from 445.
Havana Gold (IRE) 4.3% · 1–23
Progeny have won 9.5% of 5,049 runs since 2008 (402 horses). Weakest on Heavy going: 4.3% from 116. Strongest at trips under 6f (all codes): 13% from 522. Weakest over 1m5f – 2m (all codes): 6.2% from 177.
Lope De Vega (IRE) 0% · 0–15
Progeny have won 13.8% of 12,150 runs since 2008 (1,099 horses). Weakest over 1m5f – 2m (all codes): 9.3% from 953.
Top line: the rider'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 2,390 · newest first

The latest 50 of 2,390 archived rides, newest first. The full record runs from 9 March 2016 to 19 October 2026.

DateCourseHorseRaceFinishSP
19 Oct 26 Bath Raqraaq (USA)T: Patrick Chamings Elite Racing Club Handicap Stakes (Div I)Class 6 · 8f · Good To Soft · 14 ran 13th 100/1
14 Oct 26 Kempton (AW) Pints In Peace (IRE)T: Jim & Suzi Best Racing TV Handicap StakesClass 4 · 7f · Standard / Slow · 12 ran 9th 200/1
29 Sep 26 Bath Polly The Sniper (GB)T: Tom Dascombe Power Logistics Nursery Handicap StakesClass 6 · 5.5f · Good To Firm · 11 ran 2nd 9/1

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 Cox's strike rate?
William Cox has won 46 of 1,096 rides since 2022, a strike rate of 4.2% (as at 20 October 2026). Figures are computed from our own results archive.
Which course does William Cox do best at?
Salisbury by strike rate: 4 wins from 40 rides (10%) since 2022. Read from the 15 courses with the most rides on the same basis, and only those with at least 30 — a small sample cannot top the list, and a rarely-visited course is not in the comparison.
Which yard does William Cox ride most for?
Archie Watson, with 124 rides since 2022 — 11% of the total. That pairing has won 5 (4%).
Is William Cox in form?
Too few rides in the last 14 days to read — 10 rides, which is not a sample we will draw a conclusion from.
What is William Cox's Fair A/E?
0.82, from 1,090 rides 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).