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Trainer profile

Alicja Karkosa

511 runners in the lifetime window · 90 individual horses
As at 12 Nov 2026 · KTB archive: 2005–present, updated daily
Runners today 100% of runners on the flat
from 1 Jan 2008 — the aggregate floor: every horse in the window has a complete captured career behind it
39–511
Wins / Runs
7.6%
Strike rate
n=511
121 (24%)
Placed
1.47
n=511 · 1.22 incl. margin
+86.80
£1 level stake
n=511 at SP · +17.0%
£1.18m
Prize money (window)
Strike by season
7.7%
KTB Yard Profile

Sends out around 30 runners a season, almost all on the flat, winning with 8% of them — beating the margin-free market read across the lifetime window (Fair A/E 1.47).

Deterministic profile computed from 511 archived runs (lifetime window) · updated 12 Nov 2026
KTB at a glance Fires Sep–Nov Fresh horses: 8.2% Ludovic Boisseau: 9.4% from 139
The read

The record is strongest at Longchamp (FR) (11.8%, n=76), clear of the yard's 7.6% baseline. Runners with a claiming rider up have been a poor signal at 2.4% (n=42, Fair A/E 0.46). Ludovic Boisseau rides 27% of the entries and matches the yard's average almost exactly (9.4%, A/E 2.18) — the partnership beats the margin-free market read. The record reads poorly in Class 1 — 4.2% over 96 runners, 3.4pts below the baseline. The market has consistently overbet the yard on Soft going: Fair A/E 0.83 across 117 runners (4.3% strike, −78.60 to a £1 stake) — runners there underperform what the price implies. 4 Group and Graded wins sit in the archive record — the biggest prize the yard has landed: the Arqana Series - Criterium d'Ete at Deauville (FR) (Aug 2024, £113,043). The stable star of the record: Abelard F (IRE) — 6 wins from 38 runs for the yard. Seasonally, the yard fires Sep–Nov.

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

Yard patterns

the angles behind the record · vs 7.6% baseline
Fresh · 61+ days off
8.2%+0.6
n=98 · A/E 1.61 · £1 +87.60
New recruits · first run for the yard
5%−2.6
n=20 · A/E 1.42 · £1 −8.00
Debutants · first career start
5.6%−2.0
n=72 · A/E 1.90 · £1 +15.30
First-time headgear · true-first definition
5.8%−1.8
n=69 · A/E 1.92 · £1 +25.70
Headgear returns · back on after a bare run
11.1%+3.5
n=9 · A/E 1.96 · £1 −0.50
When favourite
14.3%
n=14 · A/E 0.60 · £1 −2.30
Claiming riders · a claimer in the saddle
2.4%−5.2
n=42 · A/E 0.46 · £1 +51.00
Group / Graded races · pattern & listed
4.3%−3.3
n=93 · A/E 1.28 · £1 −19.40

Each tile is the record in that situation vs the 7.6% baseline — descriptive splits with the sample always shown, for you to weigh. 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. The same beliefs, tested across every yard and every GB and Irish race since 2005: Racing myths.

Notable angles

vs their own baseline
On last-time-out winners 15.2% vs 7.6% · n=33
With claiming riders up 2.4% vs 7.6% · n=42
At Longchamp (FR) 11.8% vs 7.6% · n=76
On Soft going 4.3% vs 7.6% · n=117
In Class 1 4.2% vs 7.6% · n=96
In Group / Graded races 4.3% vs 7.6% · n=93
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

Race type

TypeRWSR£1
Flat 509 39 7.7% +88.80
Hurdle 2 0 0% −2.00

Going

GoingRWSR£1
Standard (AW) 204 18 8.8% +110.50
Soft 117 5 4.3% −78.60
Good to Soft 98 9 9.2% +41.00
Good 46 3 6.5% +3.90
Heavy 44 4 9.1% +12.00
Good to Firm 2 0 0% −2.00

Courses

CourseRWSR£1
Chantilly 156 10 6.4% −31.80
Deauville (AW) 127 11 8.7% +88.00
Saint-Cloud 92 5 5.4% −9.50
Longchamp (FR) 76 9 11.8% +36.50
Clairefontaine (FR) 17 0 0% −17.00
Compiegne (FR) 9 1 11.1% +12.00
Lyon Parilly (FR) 6 0 0% −6.00
Toulouse (FR) 5 1 20% +16.60
Le Lion-D'Angers (FR) 4 0 0% −4.00
Vichy (FR) 4 1 25% +13.00
Fontainebleau (FR) 4 1 25% +0.00
Craon (FR) 3 0 0% −3.00
Dieppe (FR) 2 0 0% −2.00
Auteuil (FR) 1 0 0% −1.00
Ascot 1 0 0% −1.00

Class

ClassRWSR£1
Class 1 96 4 4.2% −22.40
Class 3 13 0 0% −13.00
Class 2 10 1 10% +1.00
Class 4 1 0 0% −1.00

Market position

In the bettingRWSRA/E£1
Favourite 14 2 14.3% 0.60 −2.30
2nd–3rd fav 42 12 28.6% 2.12 +30.50
4th–6th fav 123 14 11.4% 1.62 +26.10
7th+ in betting 332 11 3.3% 1.23 +32.50
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 trained

same window as header · most-raced first
HorseRWPlLast ran
Abelard F (IRE) 38 6 13 12 Nov 26
Mang'seko (FR)from L Rovisse 37 2 16 10 Mar 23
Heybetli (IRE) 17 1 4 4 Oct 26
Mister Gan (GB)from Craig Lidster 16 1 1 15 Sep 26
Polonia Spirit F (IRE)from F Chappet 13 0 1 27 Jan 23
Fado (POL) 12 1 1 19 Jun 26
Serines (IRE) 12 2 3 16 Apr 26
Villa Des Arts (FR) 12 2 4 29 May 25
Wheeler (GB) 11 2 5 5 Nov 26
Zarraf (FR) 11 2 4 21 Jul 26
Imperior (FR) 10 2 3 31 Oct 26
Noir (FR) 10 2 5 11 Nov 24
Showing the 60 most-raced of the 90 horses sent out 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.
Where they came from · where they went next

Of the 60 horses listed, 12 arrived from another yard in our archive, most often from F Chappet (2); 48 had their first archived run for this yard.

11 have since run for another yard, most often for Mme M Bollack-Badel (2); 49 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.

Current form

significance-gated

Last 14 days

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

When the yard fires

strike by month, lifetime
JFMAMJJASOND
0013843144139106
A flat yard: the season runs Mar–Oct. Muted months are small samples (under 30 runs) — read them with the caution they deserve.

Jockey bookings

same window · biggest samples first
Go-to riderLudovic Boisseau
27% of all rides
9.4% SR · A/E 2.18
RiderRWSR£1
Ludovic Boisseau 139 13 9.4% +65.10
Benjamin Marie 83 9 10.8% +41.00
Aurelien Lemaitre 32 2 6.3% −1.50
Muted rows are under 30 rides and sit behind "Show all".

Career highlights

lifetime archive, 2020→
39
Archived wins
4
Pattern / graded wins
£1.18m
Prize money
2026
Best season · 12 wins
Heybetli (IRE) — Arqana Series - Criterium d'Ete (Conditions) (2yo) (Straight Course) (Turf) Deauville (FR) · Aug 2024
£113,043
Interactiv (IRE) — Prix Du Cabinet Des Livres Chantilly (FR) · Sep 2026 · Class 2
£25,450
Chestnut Rocket (FR) — Prix Hubert Baguenault De Puchesse-7e Etape Defi Du Galop-g.camprubi Vichy (FR) · Jul 2026 · Listed
£23,799

Sires in the string

progeny record · win % by ground and trip
Dabirsim (FR) 4.3% · 2–47
Progeny have won 7.4% of 4,175 runs since 2017 (448 horses). Weakest on Heavy going: 3.9% from 258. Strongest at trips under 6f (all codes): 12% from 209. Weakest over 1m5f – 2m (all codes): 2.7% from 146.
Belardo (IRE) 15.8% · 6–38
Progeny have won 10.2% of 3,746 runs since 2020 (281 horses).
Holy Roman Emperor (IRE) 11.1% · 2–18
Progeny have won 10.3% of 11,888 runs since 2010 (949 horses). Weakest over 2m1f – 2m4f (all codes): 5.9% from 305.
Almanzor (FR) 0% · 0–17
Progeny have won 9.6% of 2,128 runs since 2021 (283 horses). Strongest on Good to Firm going: 16.2% from 154. Weakest on Heavy going: 5.2% from 153. Strongest over 1m5f – 2m (all codes): 12.9% from 309.
Showcasing (GB) 5.9% · 1–17
Progeny have won 10.2% of 11,664 runs since 2014 (1,000 horses). Weakest over 2m1f – 2m4f (all codes): 5.5% from 109.
Camelot (GB) 12.5% · 2–16
Progeny have won 11.7% of 7,746 runs since 2017 (765 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 12 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 511 · newest first

The latest 50 of 511 archived runners, newest first. The full record runs from 16 June 2020 to 12 November 2026.

DateCourseHorseRaceFinishSP
12 Nov 26 Chantilly (FR) Abelard F (IRE)J: Rosario Mangione Prix De MayselClass 3 · 8f · Standard · 8 ran 6th 25/1
08 Nov 26 Saint-Cloud (FR) Tardar (FR)J: Marvin Grandin Prix Vulcain12.5f · Heavy · 10 ran 10th 25/1
31 Oct 26 Deauville (FR) Imperior (FR)J: Marvin Grandin Prix Irish RiverClass 1 · 7f · Standard · 13 ran 10th 40/1
13 Oct 26 Longchamp (FR) Baturhan (FR)J: Jerome Moutard Prix De Secretan12f · Good To Soft · 16 ran 9th 9/1
05 Oct 26 Deauville (FR) Chain Of Command (IRE)J: Jerome Moutard Prix Du PeveleClass 4 · 12.5f · Standard · 9 ran 4th 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 Alicja Karkosa's strike rate?
Alicja Karkosa has won 39 of 511 runners since 2008, a strike rate of 7.6% (as at 12 November 2026). Figures are computed from our own results archive.
Which course does Alicja Karkosa do best at?
Longchamp (FR) by strike rate: 9 wins from 76 runners (11.8%) since 2008. Read from the 15 courses with the most runners 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.
Who rides most for Alicja Karkosa?
Ludovic Boisseau, with 139 runners since 2008 — 27% of the total. That pairing has won 13 (9.4%).
Is Alicja Karkosa in form?
Too few runners in the last 14 days to read — 10 runners, which is not a sample we will draw a conclusion from.
What is Alicja Karkosa's Fair A/E?
1.47, from 511 runners with a computed fair probability since 2008. 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 12 November 2026, computed from our own results archive (2005 onwards; aggregates from 2008).