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Jockey profile

Silvestre De Sousa

1,856 rides in the last 5 seasons · 1,252 individual horses
As at 13 Nov 2026 · KTB archive: 2005–present, updated daily
Last ride 34 days ago 100% of rides on the flat
from 1 Jan 2022
227–1,856
Wins / Runs
12.2%
Strike rate
n=1,856
606 (33%)
Placed
0.92
n=1,849 · 0.78 incl. margin
−384.63
£1 level stake
n=1,855 at SP · −20.7%
£6.93m
Prize money (window)
Strike by season
11.6%
KTB Rider Profile

Rides around 370 times a season, almost all on the flat, winning on 12% of them — a touch below the margin-free market read across five seasons (Fair A/E 0.92). Riding last-time-out winners the record reads 16% (211 rides).

Deterministic profile computed from 1,856 archived runs (last 5 seasons) · updated 13 Nov 2026
KTB at a glance Fires Jun–Jul 32.4% when favourite Roger Varian: 21.2% from 203 LTO winners: 16.1% Rides the favourite in 15% of races
The read

The record is strongest at Newcastle (AW) (21.8%, n=55), clear of the rider's 12.2% baseline. Rides on last-time-out winners have been a positive signal at 16.1% (n=211, Fair A/E 0.83), but rides in big fields of 14 or more have been a poor signal at 4.7% (n=275, Fair A/E 0.75). The market has consistently overbet horses returning fresh after 61+ days: 10% strike, Fair A/E 0.83 and −55.83 to a £1 stake over 260 rides — those runners underperform what the price implies. Roger Varian supplies 11% of the rides and beats the rider's average (21.2% vs 12.2%, A/E 1.11) — the partnership beats the margin-free market read. The rider also reads well off a 0-7-day break (22.6%, n=53). 130 Group and Graded wins sit in the archive record — the biggest prize the rider has landed: the Qipco Champion Stakes at Ascot (Oct 2013, £737,230). The standout partner of the record: Sudden Impulse (GB) — 7 wins from 24 rides together. Seasonally, the rider fires Jun–Jul.

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

Riding patterns

the angles behind the record · vs 12.2% baseline
First ride on the horse · first captured pairing
11.8%−0.4
n=1,194 · A/E 0.95 · £1 −174.64
Last-time-out winners · previous run was a win
16.1%+3.9
n=211 · A/E 0.83 · £1 −104.78
Fresh horses · 61+ days off
10%−2.2
n=260 · A/E 0.83 · £1 −55.83
When favourite
32.4%
n=278 · A/E 0.99 · £1 −48.88
Big fields · 14+ runners
4.7%−7.5
n=275 · A/E 0.75 · £1 −112.40
Group / Graded races · pattern & listed
12%−0.2
n=166 · A/E 1.19 · £1 −22.31

Each tile is the record in that situation vs the 12.2% baseline — descriptive splits with the sample always shown, for you to weigh. 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
With Roger Varian 21.2% vs 12.2% · n=203
Off a 0-7-day break 22.6% vs 12.2% · n=53
At Newcastle (AW) 21.8% vs 12.2% · n=55
With debutants 5.2% vs 12.2% · n=134
With Ed Dunlop 21.6% vs 12.2% · n=37
With new recruits 3.7% vs 12.2% · n=54
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) 537 77 14.3% −56.61
Good to Firm 508 64 12.6% −128.83
Good 486 50 10.3% −125.34
Good to Soft 178 19 10.7% −30.29
Soft 115 13 11.3% −39.31
Heavy 23 1 4.3% −20.25
Firm 9 3 33.3% +16.00

Courses

CourseRWSR£1
Yarmouth 153 22 14.4% +7.67
Kempton (AW) 121 19 15.7% −19.05
Wolverhampton (AW) 117 15 12.8% −43.16
Ascot 114 8 7% −59.10
Chelmsford City (AW) 94 9 9.6% +40.70
Southwell (AW) 89 14 15.7% −13.54
York 86 6 7% −50.21
Newmarket 79 7 8.9% −36.76
Doncaster 75 7 9.3% −14.25
Windsor 74 11 14.9% −18.63
Newbury 70 4 5.7% −54.92
Goodwood 61 6 9.8% −0.75
Lingfield (AW) 61 8 13.1% −14.25
Newcastle (AW) 55 12 21.8% −7.31
Chester 55 6 10.9% −18.86

Class

ClassRWSR£1
Class 5 445 63 14.2% −88.68
Class 4 422 55 13% −45.15
Class 6 341 43 12.6% −61.60
Class 2 293 22 7.5% −112.99
Class 3 185 24 13% −49.90
Class 1 167 20 12% −23.31

Market position

In the bettingRWSRA/E£1
Favourite 305 93 30.5% 0.96 −65.38
2nd–3rd fav 535 77 14.4% 0.86 −129.25
4th–6th fav 539 41 7.6% 0.91 −14.00
7th+ in betting 476 16 3.4% 0.99 −176.00
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
Berry Clever (GB) 14 3 5 24 Sep 26
Jimmy Speaking (GB) 13 2 7 23 Sep 26
Man Of Desert (GB) 11 0 1 8 Oct 26
Adaay In Devon (GB) 11 2 6 28 Jun 25
Style King (IRE) 10 2 4 17 Aug 26
Horse Whisperer (IRE) 10 2 5 18 Sep 24
Sir Oliver (IRE) 8 2 3 10 Sep 24
Cogsworth (GB) 8 2 3 8 Aug 24
Percy's Star (GB) 7 2 4 23 Sep 26
Jabaara (IRE) 7 2 3 4 Oct 25
Bobby Bennu (IRE) 7 2 3 3 Aug 25
Charyn (IRE) 7 5 7 19 Oct 24
Showing the 60 most-raced of the 1,252 horses ridden in this window — each ran at least 3 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.

By month

strike by month, 5 seasons
JFMAMJJASOND
··121410141391414··
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 yardRoger Varian
11% of all rides
21.2% SR · A/E 1.11
TrainerRWSR£1
Roger Varian 203 43 21.2% −25.37
Chris Dwyer 150 22 14.7% −39.05
Ivan Furtado 76 6 7.9% −35.62
Charlie Johnston 76 8 10.5% −29.95
James Owen 72 8 11.1% −39.62
Simon & Ed Crisford 66 8 12.1% −31.34
Amy Murphy 47 4 8.5% −16.17
Michael Appleby 47 6 12.8% +5.83
Jane Chapple-Hyam 42 3 7.1% −28.35
Ed Dunlop 37 8 21.6% +91.22
Ian Williams 31 5 16.1% +11.50
John Butler 30 5 16.7% −11.00
Muted rows are under 30 rides.

Career highlights

lifetime archive, 2005→
2,039
Archived wins
130
Pattern / graded wins
£32.4m
Prize money
2017
Best season · 210 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.
Farhh (GB) — Qipco Champion Stakes (British Champions Middle Distance) (Group 1) Ascot · Oct 2013 · Group 1
£737,230
Charyn (IRE) — Queen Elizabeth II Stakes (Sponsored by Qipco) (Group 1) (British Champions Mile) (Str) Ascot · Oct 2024 · Group 1
£655,709
Arabian Queen (IRE) — Juddmonte International Stakes (British Champions Series) (Group 1) York · Aug 2015 · Group 1
£518,542

Sires of the horses ridden

progeny record · win % by ground and trip
Dark Angel (IRE) 20.4% · 11–54
Progeny have won 11.3% of 21,957 runs since 2011 (1,596 horses). Strongest on Firm going: 15% from 107.
Kodiac (GB) 13% · 6–46
Progeny have won 10.4% of 23,604 runs since 2010 (1,666 horses). Strongest on Firm going: 14.3% from 147. Weakest over 2m1f – 2m4f (all codes): 7.1% from 254.
Kingman (GB) 15% · 6–40
Progeny have won 14.5% of 7,533 runs since 2018 (779 horses). Weakest on Soft going: 11% from 970. Weakest over 2m1f – 2m4f (all codes): 8.9% from 123.
Expert Eye (GB) 16.2% · 6–37
Progeny have won 10.1% of 2,214 runs since 2022 (197 horses). Strongest over 1m2f – 1m4f (all codes): 13.1% from 406.
Night Of Thunder (IRE) 8.6% · 3–35
Progeny have won 16.3% of 5,122 runs since 2019 (564 horses). Weakest over 1m5f – 2m (all codes): 7.5% from 161.
New Bay (GB) 18.8% · 6–32
Progeny have won 14.3% of 4,007 runs since 2020 (426 horses). Weakest at trips under 6f (all codes): 10.8% from 102.
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 13 Nov 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 12,851 · newest first

The latest 50 of 12,851 archived rides, newest first. The full record runs from 2 May 2005 to 10 October 2026.

DateCourseHorseRaceFinishSP
04 Oct 26 Longchamp (FR) Jennifer Jane (IRE)T: Charlie Johnston Prix de l'Opera LonginesClass 1 · 10f · Good To Soft · 9 ran 7th 25/1
03 Oct 26 Longchamp (FR) Anspruch (IRE)T: Yasmin Almenrader Qatar Prix du Cadran (Group 1)Class 1 · 20f · Good To Soft · 10 ran 6th 100/1

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).

KTB’s figures

the forward record · since 5 Oct 2026

KTB’s figures on this rider’s mounts since 7 Oct 2026: the KTB Selection in 2 runs (won 0) · top-rated on KTB Rating in 2 runs (won 0) · fastest on KTB Speed in 2 runs (won 0) · to 10 Oct 2026.

Each pick was a KTB figure’s choice before the off — the published KTB Selection, the top-rated horse on KTB Rating, the fastest on KTB Speed — settled against the result the next morning and never worked out again; “did not run” is counted apart. GB and Irish races only. A record of weeks so far: read it as a count, not a verdict.

Quick answers

What is Silvestre De Sousa's strike rate?
Silvestre De Sousa has won 227 of 1,856 rides since 2022, a strike rate of 12.2% (as at 13 November 2026). Figures are computed from our own results archive.
Which course does Silvestre De Sousa do best at?
Newcastle (AW) by strike rate: 12 wins from 55 rides (21.8%) 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 Silvestre De Sousa ride most for?
Roger Varian, with 203 rides since 2022 — 11% of the total. That pairing has won 43 (21.2%).
What is Silvestre De Sousa's Fair A/E?
0.92, from 1,849 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 13 November 2026, computed from our own results archive (2005 onwards; aggregates from 2008).