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Trainer profile

W G McMahon

71 runners in the lifetime window · 16 individual horses
As at 22 Oct 2026 · KTB archive: 2005–present, updated daily
Last runner Dec 2012 100% of runners over jumps
No runners in the last 5 seasons — showing the lifetime record, from 1 Jan 2008 — the aggregate floor: every horse in the window has a complete captured career behind it.
1–71
Wins / Runs
1.4%
Strike rate
n=71
10 (14%)
Placed
0.37
n=71 · 0.27 incl. margin
−45.00
£1 level stake
n=71 at SP · −63.4%
£19,091
Prize money (window)
Strike by season
0%
KTB at a glance Claiming riders: 2.2%

Yard patterns

the angles behind the record · vs 1.4% baseline
Fresh · 61+ days off
0%−1.4
n=18 · A/E 0.00 · £1 −18.00
New recruits · first run for the yard
0%−1.4
n=7 · A/E 0.00 · £1 −7.00
Debutants · first career start
10%+8.6
n=10 · A/E 5.02 · £1 +16.00
First-time headgear · true-first definition
0%−1.4
n=3 · A/E 0.00 · £1 −3.00
Headgear returns · back on after a bare run
0%−1.4
n=3 · A/E 0.00 · £1 −3.00
When favourite
0%
n=1 · A/E 0.00 · £1 −1.00
Claiming riders · a claimer in the saddle
2.2%+0.8
n=46 · A/E 0.64 · £1 −20.00
Group / Graded races · pattern & listed
0%−1.4
n=1 · A/E 0.00 · £1 −1.00

Each tile is the record in that situation vs the 1.4% 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
Hurdle 38 0 0% −38.00
Chase 19 0 0% −19.00
NH Flat 14 1 7.1% +12.00

Going

GoingRWSR£1
Soft 24 1 4.2% +2.00
Good 16 0 0% −16.00
Heavy 13 0 0% −13.00
Good to Firm 8 0 0% −8.00
Firm 7 0 0% −7.00
Good to Soft 3 0 0% −3.00

Courses

CourseRWSR£1
Roscommon 12 0 0% −12.00
Kilbeggan 12 1 8.3% +14.00
Galway 9 0 0% −9.00
Ballinrobe 7 0 0% −7.00
Cork 6 0 0% −6.00
Fairyhouse 5 0 0% −5.00
Clonmel 4 0 0% −4.00
Limerick 4 0 0% −4.00
Thurles 3 0 0% −3.00
Tipperary 3 0 0% −3.00
Punchestown 2 0 0% −2.00
Gowran Park 1 0 0% −1.00
Killarney 1 0 0% −1.00
Navan 1 0 0% −1.00
Sligo 1 0 0% −1.00

Class

ClassRWSR£1
Class 1 1 0 0% −1.00

Market position

In the bettingRWSRA/E£1
Favourite 1 0 0% 0.00 −1.00
2nd–3rd fav 1 0 0% 0.00 −1.00
4th–6th fav 13 0 0% 0.00 −13.00
7th+ in betting 56 1 1.8% 0.70 −30.00
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
82.5% completed · 57 obstacle runners (chases & hurdles)
CodeRCompFURPUBDOth
Chase 19 84.2% 2 1 0 0 0
Hurdle 38 81.6% 2 0 5 0 0
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
Janeylad (IRE)from V T O'Brien 19 0 5 29 Jul 10
Temple Castle (IRE) 12 0 1 15 Dec 12
Cloudy Forecast (IRE) 3 0 0 19 Apr 12
Cuddyspride (IRE) 3 0 0 27 Dec 08
Court Mystique (IRE) 2 0 0 26 Jul 12
Matties Cottage (IRE) 2 0 0 6 Mar 10
Lady Rocket (IRE)from Richard Guest 2 0 0 22 Jul 08
Manor Court (IRE)then Martin Keighley 1 0 0 7 May 11
Anshan Bay (IRE)from Paul Nolan · then Eugene M O'Sullivan 1 0 0 25 Apr 11
All 16 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 16 horses listed, 6 arrived from another yard in our archive, most often from Paul John Gilligan (3); 10 had their first archived run for this yard.

4 have since run for another yard, most often for Martin Keighley (2); 12 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, lifetime
JFMAMJJASOND
000080000000
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
Mr W W McMahon 23 1 4.3% +3.00
Alain Cawley 10 0 0% −10.00
Andrew J McNamara 8 0 0% −8.00
T G M Ryan 6 0 0% −6.00
Patrick Mangan 3 0 0% −3.00
Robbie Geoghegan 3 0 0% −3.00
Mark Walsh 2 0 0% −2.00
Brian Hayes 2 0 0% −2.00
Brian Cawley 2 0 0% −2.00
Kevin Coleman 2 0 0% −2.00
Barry Geraghty 1 0 0% −1.00
Niki O'Shea 1 0 0% −1.00
Muted rows are under 30 rides.

Career highlights

lifetime archive, 2008→
1
Archived wins
£19,091
Prize money
2010
Best season · 1 win
Champion Court (IRE) — Loughnagore (Pro/Am) Flat Race Kilbeggan · May 2010
£4,830
Notable horses

Sires in the string

progeny record · win % by ground and trip
Eve's Error (IRE) 0% · 0–22
Progeny have won 1.5% of 68 runs since 2008 (11 horses).
Turtle Island (IRE) 0% · 0–12
Progeny have won 7.5% of 3,325 runs since 2008 (309 horses). Strongest on Good to Firm going: 10.7% from 215.
Windsor Castle (GB) 0% · 0–12
Progeny have won 6.7% of 326 runs since 2008 (52 horses). Strongest on Good going: 10.9% from 110.
Imperial Ballet (IRE) 0% · 0–6
Progeny have won 7.2% of 1,342 runs since 2008 (99 horses). Strongest on Standard (AW) going: 10.2% from 245. Strongest at trips under 6f (all codes): 12% from 150.
Classic Memory (GB) 0% · 0–4
Progeny have won 4.2% of 48 runs since 2008 (4 horses).
Court Cave (IRE) 25% · 1–4
Progeny have won 10.1% of 7,929 runs since 2008 (551 horses). Weakest on Heavy going: 6.9% from 934.
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 22 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 71 · newest first

The latest 50 of 71 archived runners, newest first. The full record runs from 2 May 2008 to 15 December 2012.

DateCourseHorseRaceFinishSP

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 W G McMahon's strike rate?
W G McMahon has won 1 of 71 runners since 2008, a strike rate of 1.4% (as at 22 October 2026). Figures are computed from our own results archive.
What is W G McMahon's Fair A/E?
0.37, from 71 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 22 October 2026, computed from our own results archive (2005 onwards; aggregates from 2008).