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Horse profile

Whistlejacket (IRE)

No Nay Never (USA) × Adventure Seeker (FR) (Bering (GB))

TrainerAidan O'Brien
OwnerCoolmore (P M Brant & Mrs J Magnier & M Tabor & Derrick Smith)
FamilyAdventure Seeker

Sex: colt
Foaled: 2022
Colour: chestnut

See also: Whistlejacket (GB) · D A McMillan · 2 runs · 0 wins

Highest OR: 115
Record (GB & IRE): 3 wins from 11 runs (27%)
Prize money (GB & IRE): £137,237 GB · €131,850 IRE
Last official rating: 108 (Flat)
Last run (GB & IRE): 14 Sep 2025, Curragh (IRE) (14/15)
Last win (GB & IRE): 26 Apr 2025, Navan (IRE)

Recent form

2141221261214

Whistlejacket has no declared runs or entries in Britain or Ireland at the moment.

Form

Race record

Date	Course	Pos	SP	Btn	Jockey	Trainer	Race	Class	Type	Dist	Going	Wgt	OR	Headgear	Winner / 2nd	Winner prize	Days	Future form
14 Sep 25	Curragh (IRE)	14/15	14/1	10¾	Christophe Soumillon	Aidan O'Brien	Bar One Racing Flying Five Stakes	Group 1	Flat Turf	5f	Yielding	9-5	108	b	Arizona Blaze (GB)	€236,000	64	2/11
12 Jul 25	Newmarket (July)	12/14	13/2	6¼	Ryan Moore	Aidan O'Brien	Al Basti Equiworld Dubai July Cup Stakes	Group 1	Flat Turf	6f	Good to Firm	9-2	110	-	No Half Measures (GB)	£372,585	22	1/12
20 Jun 25	Ascot	6/21	12/1	4¾	Ryan Moore	Aidan O'Brien	Commonwealth Cup	Group 1	Flat Turf	6f	Good to Firm	9-2	112	-	Time For Sandals (IRE)	£411,573	33	3/17
18 May 25	Naas (IRE)	2/6	4/5F	2¾	Ryan Moore	Aidan O'Brien	Goffs Lacken Stakes	Group 3	Flat Turf	6f	Good	9-8	114	-	Babouche (GB)	€35,400	22	0/4
26 Apr 25	Navan (IRE)	1/6	5/4F	won ½	Ryan Moore	Aidan O'Brien	Irish Stallion Farms EBF Committed Stakes	Listed	Flat Turf	6f	Soft	9-10	114	-	Ides Of March (IRE)	€26,550	210	0/4
28 Sep 24	Newmarket	2/6	4/5F	4	Ryan Moore	Aidan O'Brien	Juddmonte Middle Park Stakes (Colts)	Group 1	Flat Turf	6f	Soft	9-2	115	-	Shadow Of Light (GB)	£165,355	49	1/5
10 Aug 24	Curragh (IRE)	2/5	8/13F	1½	Ryan Moore	Aidan O'Brien	Keeneland Phoenix Stakes	Group 1	Flat Turf	6f	Good to Firm	9-5	111	-	Babouche (GB)	€206,500	30	0/4
11 Jul 24	Newmarket (July)	1/6	11/10F	won 1¾	Ryan Moore	Aidan O'Brien	Kingdom Of Bahrain July Stakes (Colts & Geldings)	Group 2	Flat Turf	6f	Good to Soft	9-2	106	-	Billboard Star (GB)	£56,710	21	1/5
20 Jun 24	Ascot	4/13	10/11F	1¼	Ryan Moore	Aidan O'Brien	Norfolk Stakes	Group 2	Flat Turf	5f	Good to Firm	9-3	-	-	Shareholder (USA)	£85,065	45	1/10
6 May 24	Curragh (IRE)	1/5	5/6F	won 3¾	Ryan Moore	Aidan O'Brien	GAIN First Flier Stakes	Listed	Flat Turf	5f	Soft	9-5	-	-	Arizona Blaze (GB)	€23,600	15	1/4
21 Apr 24	Curragh (IRE)	2/11	EvensF	2½	Ryan Moore	Aidan O'Brien	Keadeen Hotel Irish EBF Maiden	Non-handicap (unclassified)	Flat Turf	6f	Soft to Heavy	9-7	-	-	Cowardofthecounty (IRE)	€11,800	-	0/10

14/1514 Sep 25 · Curragh (IRE)14/1
Bar One Racing Flying Five Stakes
Group 15fYielding
All fields
Date
14 Sep 25
Course
Curragh (IRE)
Pos
14/15
SP
14/1
Btn
10¾
Jockey
Christophe Soumillon
Trainer
Aidan O'Brien
Race
Bar One Racing Flying Five Stakes
Class
Group 1
Type
Flat Turf
Dist
5f
Going
Yielding
Wgt
9-5
OR
108
Headgear
b
Winner / 2nd
Arizona Blaze (GB)
Winner prize
€236,000
Days
64
Future form
2/11
12/1412 Jul 25 · Newmarket (July)13/2
Al Basti Equiworld Dubai July Cup Stakes
Group 16fGood to Firm
All fields
Date
12 Jul 25
Course
Newmarket (July)
Pos
12/14
SP
13/2
Btn
6¼
Jockey
Ryan Moore
Trainer
Aidan O'Brien
Race
Al Basti Equiworld Dubai July Cup Stakes
Class
Group 1
Type
Flat Turf
Dist
6f
Going
Good to Firm
Wgt
9-2
OR
110
Headgear
-
Winner / 2nd
No Half Measures (GB)
Winner prize
£372,585
Days
22
Future form
1/12
6/2120 Jun 25 · Ascot12/1
Commonwealth Cup
Group 16fGood to Firm
All fields
Date
20 Jun 25
Course
Ascot
Pos
6/21
SP
12/1
Btn
4¾
Jockey
Ryan Moore
Trainer
Aidan O'Brien
Race
Commonwealth Cup
Class
Group 1
Type
Flat Turf
Dist
6f
Going
Good to Firm
Wgt
9-2
OR
112
Headgear
-
Winner / 2nd
Time For Sandals (IRE)
Winner prize
£411,573
Days
33
Future form
3/17
2/618 May 25 · Naas (IRE)4/5F
Goffs Lacken Stakes
Group 36fGood
All fields
Date
18 May 25
Course
Naas (IRE)
Pos
2/6
SP
4/5F
Btn
2¾
Jockey
Ryan Moore
Trainer
Aidan O'Brien
Race
Goffs Lacken Stakes
Class
Group 3
Type
Flat Turf
Dist
6f
Going
Good
Wgt
9-8
OR
114
Headgear
-
Winner / 2nd
Babouche (GB)
Winner prize
€35,400
Days
22
Future form
0/4
1/626 Apr 25 · Navan (IRE)5/4F
Irish Stallion Farms EBF Committed Stakes
Listed6fSoft
All fields
Date
26 Apr 25
Course
Navan (IRE)
Pos
1/6
SP
5/4F
Btn
won ½
Jockey
Ryan Moore
Trainer
Aidan O'Brien
Race
Irish Stallion Farms EBF Committed Stakes
Class
Listed
Type
Flat Turf
Dist
6f
Going
Soft
Wgt
9-10
OR
114
Headgear
-
Winner / 2nd
Ides Of March (IRE)
Winner prize
€26,550
Days
210
Future form
0/4
2/628 Sep 24 · Newmarket4/5F
Juddmonte Middle Park Stakes (Colts)
Group 16fSoft
All fields
Date
28 Sep 24
Course
Newmarket
Pos
2/6
SP
4/5F
Btn
4
Jockey
Ryan Moore
Trainer
Aidan O'Brien
Race
Juddmonte Middle Park Stakes (Colts)
Class
Group 1
Type
Flat Turf
Dist
6f
Going
Soft
Wgt
9-2
OR
115
Headgear
-
Winner / 2nd
Shadow Of Light (GB)
Winner prize
£165,355
Days
49
Future form
1/5
2/510 Aug 24 · Curragh (IRE)8/13F
Keeneland Phoenix Stakes
Group 16fGood to Firm
All fields
Date
10 Aug 24
Course
Curragh (IRE)
Pos
2/5
SP
8/13F
Btn
1½
Jockey
Ryan Moore
Trainer
Aidan O'Brien
Race
Keeneland Phoenix Stakes
Class
Group 1
Type
Flat Turf
Dist
6f
Going
Good to Firm
Wgt
9-5
OR
111
Headgear
-
Winner / 2nd
Babouche (GB)
Winner prize
€206,500
Days
30
Future form
0/4
1/611 Jul 24 · Newmarket (July)11/10F
Kingdom Of Bahrain July Stakes (Colts & Geldings)
Group 26fGood to Soft
All fields
Date
11 Jul 24
Course
Newmarket (July)
Pos
1/6
SP
11/10F
Btn
won 1¾
Jockey
Ryan Moore
Trainer
Aidan O'Brien
Race
Kingdom Of Bahrain July Stakes (Colts & Geldings)
Class
Group 2
Type
Flat Turf
Dist
6f
Going
Good to Soft
Wgt
9-2
OR
106
Headgear
-
Winner / 2nd
Billboard Star (GB)
Winner prize
£56,710
Days
21
Future form
1/5
4/1320 Jun 24 · Ascot10/11F
Norfolk Stakes
Group 25fGood to Firm
All fields
Date
20 Jun 24
Course
Ascot
Pos
4/13
SP
10/11F
Btn
1¼
Jockey
Ryan Moore
Trainer
Aidan O'Brien
Race
Norfolk Stakes
Class
Group 2
Type
Flat Turf
Dist
5f
Going
Good to Firm
Wgt
9-3
OR
-
Headgear
-
Winner / 2nd
Shareholder (USA)
Winner prize
£85,065
Days
45
Future form
1/10
1/56 May 24 · Curragh (IRE)5/6F
GAIN First Flier Stakes
Listed5fSoft
All fields
Date
6 May 24
Course
Curragh (IRE)
Pos
1/5
SP
5/6F
Btn
won 3¾
Jockey
Ryan Moore
Trainer
Aidan O'Brien
Race
GAIN First Flier Stakes
Class
Listed
Type
Flat Turf
Dist
5f
Going
Soft
Wgt
9-5
OR
-
Headgear
-
Winner / 2nd
Arizona Blaze (GB)
Winner prize
€23,600
Days
15
Future form
1/4
2/1121 Apr 24 · Curragh (IRE)EvensF
Keadeen Hotel Irish EBF Maiden
Non-handicap (unclassified)6fSoft to Heavy
All fields
Date
21 Apr 24
Course
Curragh (IRE)
Pos
2/11
SP
EvensF
Btn
2½
Jockey
Ryan Moore
Trainer
Aidan O'Brien
Race
Keadeen Hotel Irish EBF Maiden
Class
Non-handicap (unclassified)
Type
Flat Turf
Dist
6f
Going
Soft to Heavy
Wgt
9-7
OR
-
Headgear
-
Winner / 2nd
Cowardofthecounty (IRE)
Winner prize
€11,800
Days
-
Future form
0/10

Every British and Irish run since 1990, latest first. Btn is the overall distance beaten (lengths). Where the horse won, the runner-up and winning margin are shown.

Future form: next-time-out winners from this horse's races

Date	Course	Race	This horse	Winner next time	Their pos	Won on	At	Race won
14 Sep 25	Curragh (IRE)	Bar One Racing Flying Five Stakes	14/15	Night Raider (IRE)	5	2 May 26	Newmarket	HKJC World Pool Palace House Stakes
14 Sep 25	Curragh (IRE)	Bar One Racing Flying Five Stakes	14/15	Art Power (IRE)	10	28 Sep 25	Curragh (IRE)	Tote Guarantee Never Beaten By SP Renaissance Stakes
12 Jul 25	Newmarket (July)	Al Basti Equiworld Dubai July Cup Stakes	12/14	Notable Speech (GB)	5	16 May 26	Newbury	BOYLE Sports Lockinge Stakes
20 Jun 25	Ascot	Commonwealth Cup	6/21	Arizona Blaze (GB)	2	19 Jul 25	Curragh (IRE)	Barberstown Castle Sapphire Stakes
20 Jun 25	Ascot	Commonwealth Cup	6/21	Sayidah Dariyan (IRE)	4	11 Jul 25	York	William Hill Summer Stakes (Fillies & Mares)
20 Jun 25	Ascot	Commonwealth Cup	6/21	Sky Majesty (IRE)	8	23 Jul 25	Naas (IRE)	Yeomanstown Stud Irish EBF Stakes (Fillies & Mares)
28 Sep 24	Newmarket	Juddmonte Middle Park Stakes (Colts)	2/6	Shadow Of Light (GB)	1	12 Oct 24	Newmarket	Darley Dewhurst Stakes
11 Jul 24	Newmarket (July)	Kingdom Of Bahrain July Stakes (Colts & Geldings)	1/6	Aomori City (FR)	3	30 Jul 24	Goodwood	HKJC World Pool Vintage Stakes
20 Jun 24	Ascot	Norfolk Stakes	4/13	Aesterius (IRE)	5	5 Jul 24	Sandown	Dragon Stakes
6 May 24	Curragh (IRE)	GAIN First Flier Stakes	1/5	Arizona Blaze (GB)	2	25 May 24	Curragh (IRE)	GAIN Marble Hill Stakes (In Memory Of Theresa Marnane)

14/1514 Sep 25 · Curragh (IRE)
Bar One Racing Flying Five Stakes
All fields
Date
14 Sep 25
Course
Curragh (IRE)
Race
Bar One Racing Flying Five Stakes
This horse
14/15
Winner next time
Night Raider (IRE)
Their pos
5
Won on
2 May 26
At
Newmarket
Race won
HKJC World Pool Palace House Stakes
14/1514 Sep 25 · Curragh (IRE)
Bar One Racing Flying Five Stakes
All fields
Date
14 Sep 25
Course
Curragh (IRE)
Race
Bar One Racing Flying Five Stakes
This horse
14/15
Winner next time
Art Power (IRE)
Their pos
10
Won on
28 Sep 25
At
Curragh (IRE)
Race won
Tote Guarantee Never Beaten By SP Renaissance Stakes
12/1412 Jul 25 · Newmarket (July)
Al Basti Equiworld Dubai July Cup Stakes
All fields
Date
12 Jul 25
Course
Newmarket (July)
Race
Al Basti Equiworld Dubai July Cup Stakes
This horse
12/14
Winner next time
Notable Speech (GB)
Their pos
5
Won on
16 May 26
At
Newbury
Race won
BOYLE Sports Lockinge Stakes
6/2120 Jun 25 · Ascot
Commonwealth Cup
All fields
Date
20 Jun 25
Course
Ascot
Race
Commonwealth Cup
This horse
6/21
Winner next time
Arizona Blaze (GB)
Their pos
2
Won on
19 Jul 25
At
Curragh (IRE)
Race won
Barberstown Castle Sapphire Stakes
6/2120 Jun 25 · Ascot
Commonwealth Cup
All fields
Date
20 Jun 25
Course
Ascot
Race
Commonwealth Cup
This horse
6/21
Winner next time
Sayidah Dariyan (IRE)
Their pos
4
Won on
11 Jul 25
At
York
Race won
William Hill Summer Stakes (Fillies & Mares)
6/2120 Jun 25 · Ascot
Commonwealth Cup
All fields
Date
20 Jun 25
Course
Ascot
Race
Commonwealth Cup
This horse
6/21
Winner next time
Sky Majesty (IRE)
Their pos
8
Won on
23 Jul 25
At
Naas (IRE)
Race won
Yeomanstown Stud Irish EBF Stakes (Fillies & Mares)
2/628 Sep 24 · Newmarket
Juddmonte Middle Park Stakes (Colts)
All fields
Date
28 Sep 24
Course
Newmarket
Race
Juddmonte Middle Park Stakes (Colts)
This horse
2/6
Winner next time
Shadow Of Light (GB)
Their pos
1
Won on
12 Oct 24
At
Newmarket
Race won
Darley Dewhurst Stakes
1/611 Jul 24 · Newmarket (July)
Kingdom Of Bahrain July Stakes (Colts & Geldings)
All fields
Date
11 Jul 24
Course
Newmarket (July)
Race
Kingdom Of Bahrain July Stakes (Colts & Geldings)
This horse
1/6
Winner next time
Aomori City (FR)
Their pos
3
Won on
30 Jul 24
At
Goodwood
Race won
HKJC World Pool Vintage Stakes
4/1320 Jun 24 · Ascot
Norfolk Stakes
All fields
Date
20 Jun 24
Course
Ascot
Race
Norfolk Stakes
This horse
4/13
Winner next time
Aesterius (IRE)
Their pos
5
Won on
5 Jul 24
At
Sandown
Race won
Dragon Stakes
1/56 May 24 · Curragh (IRE)
GAIN First Flier Stakes
All fields
Date
6 May 24
Course
Curragh (IRE)
Race
GAIN First Flier Stakes
This horse
1/5
Winner next time
Arizona Blaze (GB)
Their pos
2
Won on
25 May 24
At
Curragh (IRE)
Race won
GAIN Marble Hill Stakes (In Memory Of Theresa Marnane)

Other runners from this horse's races (latest 20 races with a next-time-out winner, up to 40 rows) that won on their next start in Britain or Ireland. FF on the race record = next-time-out winners / runners that have run again (this horse excluded).

Trainer changes

Trainer	First run	Last run	First run for yard	OR first run	OR last run	Best OR	Runs	Wins	2nd	3rd	Win %	Place %	Prize GB (£)	Prize IRE (€)
Aidan O'Brien	21 Apr 24	14 Sep 25	2/11	106	108	115	11	3	4	0	27.3%	63.6%	£137,237	€131,850

Aidan O'Brien

Trainer: Aidan O'Brien
First run: 21 Apr 24
Last run: 14 Sep 25
First run for yard: 2/11
OR first run: 106
OR last run: 108
Best OR: 115
Runs: 11
Wins: 3
2nd: 4
3rd: 0
Win %: 27.3%
Place %: 63.6%
Prize GB (£): £137,237
Prize IRE (€): €131,850

Trained by one trainer throughout its British and Irish career.

Stats

Career summary by code (GB & IRE)

Code	Runs	Wins	2nd	3rd	Win %	Place %	Prize GB (£)	Prize IRE (€)	Best OR	First run	Last run
Flat	11	3	4	0	27.3%	63.6%	£137,237	€131,850	115	21 Apr 24	14 Sep 25

Flat

Code: Flat
Runs: 11
Wins: 3
2nd: 4
3rd: 0
Win %: 27.3%
Place %: 63.6%
Prize GB (£): £137,237
Prize IRE (€): €131,850
Best OR: 115
First run: 21 Apr 24
Last run: 14 Sep 25

Placed = 1st in 2-4 runners, 1st-2nd in 5-7, 1st-3rd in 8+.

By race type

Race type	Runs	Wins	2nd	3rd	Win %	Place %	Prize GB (£)	Prize IRE (€)
Flat Turf	11	3	4	0	27.3%	63.6%	£137,237	€131,850

Flat Turf

Race type: Flat Turf
Runs: 11
Wins: 3
2nd: 4
3rd: 0
Win %: 27.3%
Place %: 63.6%
Prize GB (£): £137,237
Prize IRE (€): €131,850

By going

Going	Runs	Wins	2nd	Win %	Place %	Prize GB (£)	Prize IRE (€)
Good to Firm	4	0	1	0.0%	25.0%	£17,838	€66,500
Good	1	0	1	0.0%	100.0%	£0	€11,400
Good to Soft	1	1	0	100.0%	100.0%	£56,710	€0
Yielding	1	0	0	0.0%	0.0%	£0	€0
Soft	3	2	1	66.7%	100.0%	£62,690	€50,150
Soft to Heavy	1	0	1	0.0%	100.0%	£0	€3,800

Good to Firm

Going: Good to Firm
Runs: 4
Wins: 0
2nd: 1
3rd: 0
Win %: 0.0%
Place %: 25.0%
Prize GB (£): £17,838
Prize IRE (€): €66,500

Good

Going: Good
Runs: 1
Wins: 0
2nd: 1
3rd: 0
Win %: 0.0%
Place %: 100.0%
Prize GB (£): £0
Prize IRE (€): €11,400

Good to Soft

Going: Good to Soft
Runs: 1
Wins: 1
2nd: 0
3rd: 0
Win %: 100.0%
Place %: 100.0%
Prize GB (£): £56,710
Prize IRE (€): €0

Yielding

Going: Yielding
Runs: 1
Wins: 0
2nd: 0
3rd: 0
Win %: 0.0%
Place %: 0.0%
Prize GB (£): £0
Prize IRE (€): €0

Soft

Going: Soft
Runs: 3
Wins: 2
2nd: 1
3rd: 0
Win %: 66.7%
Place %: 100.0%
Prize GB (£): £62,690
Prize IRE (€): €50,150

Soft to Heavy

Going: Soft to Heavy
Runs: 1
Wins: 0
2nd: 1
3rd: 0
Win %: 0.0%
Place %: 100.0%
Prize GB (£): £0
Prize IRE (€): €3,800

By distance

Distance	Runs	Wins	2nd	3rd	Win %	Place %	Prize GB (£)	Prize IRE (€)
5f to 6f	11	3	4	0	27.3%	63.6%	£137,237	€131,850

5f to 6f

Distance: 5f to 6f
Runs: 11
Wins: 3
2nd: 4
3rd: 0
Win %: 27.3%
Place %: 63.6%
Prize GB (£): £137,237
Prize IRE (€): €131,850

Flat bands: 5f-6f, 7f-1m, 9f-11f, 12f-13f, 14f+. NH bands: 2m-2m1f, 2m2f-2m5f, 2m6f-3m1f, 3m2f+.

By course

Course	Runs	Wins	2nd	Win %	Place %	Prize GB (£)	Prize IRE (€)
Curragh (IRE)	4	1	2	25.0%	75.0%	£0	€93,900
Newmarket (July)	2	1	0	50.0%	50.0%	£56,710	€0
Ascot	2	0	0	0.0%	0.0%	£17,838	€0
Navan (IRE)	1	1	0	100.0%	100.0%	£0	€26,550
Naas (IRE)	1	0	1	0.0%	100.0%	£0	€11,400
Newmarket	1	0	1	0.0%	100.0%	£62,690	€0

Curragh (IRE)

Course: Curragh (IRE)
Runs: 4
Wins: 1
2nd: 2
3rd: 0
Win %: 25.0%
Place %: 75.0%
Prize GB (£): £0
Prize IRE (€): €93,900

Newmarket (July)

Course: Newmarket (July)
Runs: 2
Wins: 1
2nd: 0
3rd: 0
Win %: 50.0%
Place %: 50.0%
Prize GB (£): £56,710
Prize IRE (€): €0

Ascot

Course: Ascot
Runs: 2
Wins: 0
2nd: 0
3rd: 0
Win %: 0.0%
Place %: 0.0%
Prize GB (£): £17,838
Prize IRE (€): €0

Navan (IRE)

Course: Navan (IRE)
Runs: 1
Wins: 1
2nd: 0
3rd: 0
Win %: 100.0%
Place %: 100.0%
Prize GB (£): £0
Prize IRE (€): €26,550

Naas (IRE)

Course: Naas (IRE)
Runs: 1
Wins: 0
2nd: 1
3rd: 0
Win %: 0.0%
Place %: 100.0%
Prize GB (£): £0
Prize IRE (€): €11,400

Newmarket

Course: Newmarket
Runs: 1
Wins: 0
2nd: 1
3rd: 0
Win %: 0.0%
Place %: 100.0%
Prize GB (£): £62,690
Prize IRE (€): €0

By class

Class	Runs	Wins	2nd	Win %	Place %	Prize GB (£)	Prize IRE (€)
Group 1	5	0	2	0.0%	40.0%	£72,487	€66,500
Group 2	2	1	0	50.0%	50.0%	£64,750	€0
Group 3	1	0	1	0.0%	100.0%	£0	€11,400
Listed	2	2	0	100.0%	100.0%	£0	€50,150
Non-handicap (unclassified)	1	0	1	0.0%	100.0%	£0	€3,800

Group 1

Class: Group 1
Runs: 5
Wins: 0
2nd: 2
3rd: 0
Win %: 0.0%
Place %: 40.0%
Prize GB (£): £72,487
Prize IRE (€): €66,500

Group 2

Class: Group 2
Runs: 2
Wins: 1
2nd: 0
3rd: 0
Win %: 50.0%
Place %: 50.0%
Prize GB (£): £64,750
Prize IRE (€): €0

Group 3

Class: Group 3
Runs: 1
Wins: 0
2nd: 1
3rd: 0
Win %: 0.0%
Place %: 100.0%
Prize GB (£): £0
Prize IRE (€): €11,400

Listed

Class: Listed
Runs: 2
Wins: 2
2nd: 0
3rd: 0
Win %: 100.0%
Place %: 100.0%
Prize GB (£): £0
Prize IRE (€): €50,150

Non-handicap (unclassified)

Class: Non-handicap (unclassified)
Runs: 1
Wins: 0
2nd: 1
3rd: 0
Win %: 0.0%
Place %: 100.0%
Prize GB (£): £0
Prize IRE (€): €3,800

Pattern (Group/Grade/Listed) shown ahead of class. Irish races carry no class, so they are grouped as handicap or non-handicap.

By field size

Runners	Runs	Wins	2nd	Win %	Place %	Prize GB (£)	Prize IRE (€)
6 to 8 runners	4	2	2	50.0%	100.0%	£119,400	€37,950
2 to 5 runners	2	1	1	50.0%	100.0%	£0	€90,100
9 to 12 runners	1	0	1	0.0%	100.0%	£0	€3,800
13 to 16 runners	3	0	0	0.0%	0.0%	£8,040	€0
17+ runners	1	0	0	0.0%	0.0%	£9,798	€0

6 to 8 runners

Runners: 6 to 8 runners
Runs: 4
Wins: 2
2nd: 2
3rd: 0
Win %: 50.0%
Place %: 100.0%
Prize GB (£): £119,400
Prize IRE (€): €37,950

2 to 5 runners

Runners: 2 to 5 runners
Runs: 2
Wins: 1
2nd: 1
3rd: 0
Win %: 50.0%
Place %: 100.0%
Prize GB (£): £0
Prize IRE (€): €90,100

9 to 12 runners

Runners: 9 to 12 runners
Runs: 1
Wins: 0
2nd: 1
3rd: 0
Win %: 0.0%
Place %: 100.0%
Prize GB (£): £0
Prize IRE (€): €3,800

13 to 16 runners

Runners: 13 to 16 runners
Runs: 3
Wins: 0
2nd: 0
3rd: 0
Win %: 0.0%
Place %: 0.0%
Prize GB (£): £8,040
Prize IRE (€): €0

17+ runners

Runners: 17+ runners
Runs: 1
Wins: 0
2nd: 0
3rd: 0
Win %: 0.0%
Place %: 0.0%
Prize GB (£): £9,798
Prize IRE (€): €0

By month

Month	Runs	Wins	2nd	Win %	Place %	Prize GB (£)	Prize IRE (€)
April	2	1	1	50.0%	100.0%	£0	€30,350
May	2	1	1	50.0%	100.0%	£0	€35,000
June	2	0	0	0.0%	0.0%	£17,838	€0
July	2	1	0	50.0%	50.0%	£56,710	€0
August	1	0	1	0.0%	100.0%	£0	€66,500
September	2	0	1	0.0%	50.0%	£62,690	€0

April

Month: April
Runs: 2
Wins: 1
2nd: 1
3rd: 0
Win %: 50.0%
Place %: 100.0%
Prize GB (£): £0
Prize IRE (€): €30,350

May

Month: May
Runs: 2
Wins: 1
2nd: 1
3rd: 0
Win %: 50.0%
Place %: 100.0%
Prize GB (£): £0
Prize IRE (€): €35,000

June

Month: June
Runs: 2
Wins: 0
2nd: 0
3rd: 0
Win %: 0.0%
Place %: 0.0%
Prize GB (£): £17,838
Prize IRE (€): €0

July

Month: July
Runs: 2
Wins: 1
2nd: 0
3rd: 0
Win %: 50.0%
Place %: 50.0%
Prize GB (£): £56,710
Prize IRE (€): €0

August

Month: August
Runs: 1
Wins: 0
2nd: 1
3rd: 0
Win %: 0.0%
Place %: 100.0%
Prize GB (£): £0
Prize IRE (€): €66,500

September

Month: September
Runs: 2
Wins: 0
2nd: 1
3rd: 0
Win %: 0.0%
Place %: 50.0%
Prize GB (£): £62,690
Prize IRE (€): €0

By jockey

Jockey	Runs	Wins	2nd	3rd	Win %	Place %	Prize GB (£)	Prize IRE (€)
Ryan Moore	10	3	4	0	30.0%	70.0%	£137,237	€131,850
Christophe Soumillon	1	0	0	0	0.0%	0.0%	£0	€0

Ryan Moore

Jockey: Ryan Moore
Runs: 10
Wins: 3
2nd: 4
3rd: 0
Win %: 30.0%
Place %: 70.0%
Prize GB (£): £137,237
Prize IRE (€): €131,850

Christophe Soumillon

Jockey: Christophe Soumillon
Runs: 1
Wins: 0
2nd: 0
3rd: 0
Win %: 0.0%
Place %: 0.0%
Prize GB (£): £0
Prize IRE (€): €0

By trainer

Trainer	Runs	Wins	2nd	3rd	Win %	Place %	Prize GB (£)	Prize IRE (€)
Aidan O'Brien	11	3	4	0	27.3%	63.6%	£137,237	€131,850

Aidan O'Brien

Trainer: Aidan O'Brien
Runs: 11
Wins: 3
2nd: 4
3rd: 0
Win %: 27.3%
Place %: 63.6%
Prize GB (£): £137,237
Prize IRE (€): €131,850

By headgear

Headgear	Runs	Wins	2nd	3rd	Win %	Place %	Prize GB (£)	Prize IRE (€)
No headgear	10	3	4	0	30.0%	70.0%	£137,237	€131,850
b	1	0	0	0	0.0%	0.0%	£0	€0

No headgear

Headgear: No headgear
Runs: 10
Wins: 3
2nd: 4
3rd: 0
Win %: 30.0%
Place %: 70.0%
Prize GB (£): £137,237
Prize IRE (€): €131,850

Headgear: b
Runs: 1
Wins: 0
2nd: 0
3rd: 0
Win %: 0.0%
Place %: 0.0%
Prize GB (£): £0
Prize IRE (€): €0

Headgear codes as declared: b blinkers, v visor, p cheekpieces, t tongue strap, h hood, e/s eyeshield.

By days since last run

Days since last run	Runs	Wins	2nd	Win %	Place %	Prize GB (£)	Prize IRE (€)
Debut / no previous run	1	0	1	0.0%	100.0%	£0	€3,800
15 to 30 days	5	2	2	40.0%	80.0%	£56,710	€101,500
31 to 60 days	3	0	1	0.0%	33.3%	£80,527	€0
61 to 120 days	1	0	0	0.0%	0.0%	£0	€0
121 to 365 days	1	1	0	100.0%	100.0%	£0	€26,550

Debut / no previous run

Days since last run: Debut / no previous run
Runs: 1
Wins: 0
2nd: 1
3rd: 0
Win %: 0.0%
Place %: 100.0%
Prize GB (£): £0
Prize IRE (€): €3,800

15 to 30 days

Days since last run: 15 to 30 days
Runs: 5
Wins: 2
2nd: 2
3rd: 0
Win %: 40.0%
Place %: 80.0%
Prize GB (£): £56,710
Prize IRE (€): €101,500

31 to 60 days

Days since last run: 31 to 60 days
Runs: 3
Wins: 0
2nd: 1
3rd: 0
Win %: 0.0%
Place %: 33.3%
Prize GB (£): £80,527
Prize IRE (€): €0

61 to 120 days

Days since last run: 61 to 120 days
Runs: 1
Wins: 0
2nd: 0
3rd: 0
Win %: 0.0%
Place %: 0.0%
Prize GB (£): £0
Prize IRE (€): €0

121 to 365 days

Days since last run: 121 to 365 days
Runs: 1
Wins: 1
2nd: 0
3rd: 0
Win %: 100.0%
Place %: 100.0%
Prize GB (£): £0
Prize IRE (€): €26,550

Counted from the previous run in Britain or Ireland; runs abroad are not seen.

By first-time headgear

Headgear	Runs	Wins	2nd	Win %	Place %	Prize GB (£)	Prize IRE (€)
First time in any headgear	1	0	0	0.0%	0.0%	£0	€0
First time blinkers	1	0	0	0.0%	0.0%	£0	€0
No headgear	10	3	4	30.0%	70.0%	£137,237	€131,850

First time in any headgear

Headgear: First time in any headgear
Runs: 1
Wins: 0
2nd: 0
3rd: 0
Win %: 0.0%
Place %: 0.0%
Prize GB (£): £0
Prize IRE (€): €0

First time blinkers

Headgear: First time blinkers
Runs: 1
Wins: 0
2nd: 0
3rd: 0
Win %: 0.0%
Place %: 0.0%
Prize GB (£): £0
Prize IRE (€): €0

No headgear

Headgear: No headgear
Runs: 10
Wins: 3
2nd: 4
3rd: 0
Win %: 30.0%
Place %: 70.0%
Prize GB (£): £137,237
Prize IRE (€): €131,850

A run can count in more than one "first time" row (e.g. first-time blinkers and first headgear of any kind). First time is judged against earlier British and Irish runs only.

Pedigree

Sire branchNo Nay Never (USA)

Parent · 1

SireNo Nay Never (USA)

Grandparents · 2

Sire's sireScat Daddy (USA)
Sire's damCat's Eye Witness (USA)

Great-grandparents · 4

Sire's sire's sireNot traced
Sire's sire's damNot traced
Sire's dam's sireNot traced
Sire's dam's damNot traced

Dam branchAdventure Seeker (FR)

Parent · 1

DamAdventure Seeker (FR)

Grandparents · 2

Dam's sireBering (GB)
Dam's damNot traced

Great-grandparents · 4

Dam's sire's sireNot traced
Dam's sire's damNot traced
Dam's dam's sireNot traced
Dam's dam's damNot traced

No Nay Never (USA)

Adventure Seeker (FR)

Scat Daddy (USA)

Cat's Eye Witness (USA)

Bering (GB)

Not traced

Breeding card

HorseWhistlejacket (IRE)

Sexcolt

Foaled2022

SireNo Nay Never (USA)

DamAdventure Seeker (FR)

DamsireBering (GB)

Sire's sireScat Daddy (USA)

Sire's damCat's Eye Witness (USA)

Dam's produce5 winners from 7 runners

Notable siblingLittle Big Bear (IRE)

Female line

Adventure Seeker (FR) · 5 winners from 7 runners

Sire, dam and damsire

Sire	Dam	Damsire	Breeder	Foaled	Colour	Sex	Sire's avg winning distance	Damsire's avg winning distance
No Nay Never (USA)	Adventure Seeker (FR)	Bering (GB)	Camas Park, Lynch Bages & Summerhill	2 Apr 22	chestnut	colt	Flat 6.9f · NH 2m	Flat 9.3f · NH 2m2½f

No Nay Never (USA)

Sire: No Nay Never (USA)
Dam: Adventure Seeker (FR)
Damsire: Bering (GB)
Breeder: Camas Park, Lynch Bages & Summerhill
Foaled: 2 Apr 22
Colour: chestnut
Sex: colt
Sire's avg winning distance: Flat 6.9f · NH 2m
Damsire's avg winning distance: Flat 9.3f · NH 2m2½f

Progeny of No Nay Never (USA) in this horse's best conditions

Condition	Runs	Wins	Placed	Win %	Place %	This horse runs	This horse wins
All Flat runs	5,484	669	1,671	12.2%	30.5%	11	3
At 5f to 6f	2,433	332	801	13.6%	32.9%	11	3
On Soft going	469	65	165	13.9%	35.2%	4	2
At 5f to 6f on Soft going	191	32	78	16.8%	40.8%	4	2

All Flat runs

Condition: All Flat runs
Runs: 5,484
Wins: 669
Placed: 1,671
Win %: 12.2%
Place %: 30.5%
This horse runs: 11
This horse wins: 3

At 5f to 6f

Condition: At 5f to 6f
Runs: 2,433
Wins: 332
Placed: 801
Win %: 13.6%
Place %: 32.9%
This horse runs: 11
This horse wins: 3

On Soft going

Condition: On Soft going
Runs: 469
Wins: 65
Placed: 165
Win %: 13.9%
Place %: 35.2%
This horse runs: 4
This horse wins: 2

At 5f to 6f on Soft going

Condition: At 5f to 6f on Soft going
Runs: 191
Wins: 32
Placed: 78
Win %: 16.8%
Place %: 40.8%
This horse runs: 4
This horse wins: 2

Best distance band and going band are where this horse has most wins (then places, then runs) in its main code. Sire figures: all British and Irish runs by the sire's progeny since 1990.

No Nay Never (USA) × Bering (GB) mares (the cross)

Code	Runners	Winners	Winners %	Black-type winners	Runs	Wins	2nd/3rd	Win %	Prize GB (£)	Prize IRE (€)
Flat	3	2	66.7%	2	34	8	6	23.5%	£396,325	€355,495

Flat

Code: Flat
Runners: 3
Winners: 2
Winners %: 66.7%
Black-type winners: 2
Runs: 34
Wins: 8
2nd/3rd: 6
Win %: 23.5%
Prize GB (£): £396,325
Prize IRE (€): €355,495

Small sample (under 5 runners): read with care. Includes this horse.

Best of the cross

Horse	Runs	Wins	Black-type wins	Best win	Prize GB (£)	Prize IRE (€)
Little Big Bear (IRE)	9	5	4	Group/Grade 1	£259,088	€222,310
Whistlejacket (IRE)	11	3	3	Group/Grade 2	£137,237	€131,850
No Nay Yellow (IRE)	14	0	0	-	£0	€1,335

Little Big Bear (IRE)

Horse: Little Big Bear (IRE)
Runs: 9
Wins: 5
Black-type wins: 4
Best win: Group/Grade 1
Prize GB (£): £259,088
Prize IRE (€): €222,310

Whistlejacket (IRE)

Horse: Whistlejacket (IRE)
Runs: 11
Wins: 3
Black-type wins: 3
Best win: Group/Grade 2
Prize GB (£): £137,237
Prize IRE (€): €131,850

No Nay Yellow (IRE)

Horse: No Nay Yellow (IRE)
Runs: 14
Wins: 0
Black-type wins: 0
Prize GB (£): £0
Prize IRE (€): €1,335

Top 12 by best win level, then wins.

Ratings

Official ratings

Code	Current OR	Highest OR	Lowest OR	Last winning OR	Last win	Rated runs
Flat	108	115	106	114	26 Apr 25	8

Flat

Code: Flat
Current OR: 108
Highest OR: 115
Lowest OR: 106
Last winning OR: 114
Last win: 26 Apr 25
Rated runs: 8

Current OR here is the mark carried on the latest run in each code; the page header uses a newer declared mark where one exists.

Official rating by run

Date	Course	Code	OR	Change	Pos
14 Sep 25	Curragh (IRE)	Flat	108	-2	14/15
12 Jul 25	Newmarket (July)	Flat	110	-2	12/14
20 Jun 25	Ascot	Flat	112	-2	6/21
18 May 25	Naas (IRE)	Flat	114	0	2/6
26 Apr 25	Navan (IRE)	Flat	114	-1	1/6
28 Sep 24	Newmarket	Flat	115	4	2/6
10 Aug 24	Curragh (IRE)	Flat	111	5	2/5
11 Jul 24	Newmarket (July)	Flat	106	-	1/6

14/1514 Sep 25 · Curragh (IRE)
All fields
Date
14 Sep 25
Course
Curragh (IRE)
Code
Flat
OR
108
Change
-2
Pos
14/15
12/1412 Jul 25 · Newmarket (July)
All fields
Date
12 Jul 25
Course
Newmarket (July)
Code
Flat
OR
110
Change
-2
Pos
12/14
6/2120 Jun 25 · Ascot
All fields
Date
20 Jun 25
Course
Ascot
Code
Flat
OR
112
Change
-2
Pos
6/21
2/618 May 25 · Naas (IRE)
All fields
Date
18 May 25
Course
Naas (IRE)
Code
Flat
OR
114
Change
0
Pos
2/6
1/626 Apr 25 · Navan (IRE)
All fields
Date
26 Apr 25
Course
Navan (IRE)
Code
Flat
OR
114
Change
-1
Pos
1/6
2/628 Sep 24 · Newmarket
All fields
Date
28 Sep 24
Course
Newmarket
Code
Flat
OR
115
Change
4
Pos
2/6
2/510 Aug 24 · Curragh (IRE)
All fields
Date
10 Aug 24
Course
Curragh (IRE)
Code
Flat
OR
111
Change
5
Pos
2/5
1/611 Jul 24 · Newmarket (July)
All fields
Date
11 Jul 24
Course
Newmarket (July)
Code
Flat
OR
106
Change
-
Pos
1/6

Current mark v winning marks

Code	Current OR	OR last run	Change	Last winning OR	Last win	v last winning	Highest winning OR	v highest winning	Highest OR	v highest
Flat	108	108	0	114	26 Apr 25	-6	114	-6	115	-7

Flat

Code: Flat
Current OR: 108
OR last run: 108
Change: 0
Last winning OR: 114
Last win: 26 Apr 25
v last winning: -6
Highest winning OR: 114
v highest winning: -6
Highest OR: 115
v highest: -7

Differences are current OR minus the mark shown (positive = higher now). Current OR in the main code uses a newer declared or published mark where one exists.

Family

Dam summary

Adventure Seeker (FR)

G1 winners: 1
Produce: 5 winners from 7 runners

Full siblings

Little Big Bear (IRE)5W · 9R · 1 G1
Hopefully Yes0W · 0R

Half siblings

Female line

1Adventure Seeker (FR)

Notable relatives

Full brother

Little Big Bear (IRE)5W · 9R · 1 G1

View full Adventure Seeker family

In brief

How old is Whistlejacket?

Whistlejacket (IRE), a chestnut racehorse, was foaled on 2 April 2022 and is 4 years old.

Who are the sire and dam of Whistlejacket?

Whistlejacket (IRE) is by No Nay Never (USA) out of Adventure Seeker (FR), a daughter of Bering (GB), and was bred by Camas Park, Lynch Bages & Summerhill.

Who trained Whistlejacket?

Whistlejacket (IRE) was trained by Aidan O'Brien and owned by P M Brant & Mrs J Magnier & M Tabor & Derrick Smith at the time of the last run in Britain or Ireland.

What is Whistlejacket's race record?

In Britain and Ireland, Whistlejacket (IRE) won 3 of 11 races (27%). Runs abroad (for example in France, Dubai or the USA) are not included.

What is Whistlejacket's biggest win?

Whistlejacket (IRE)'s biggest win in Britain or Ireland came in the Kingdom Of Bahrain July Stakes (Group 2) at Newmarket (July) on 11 July 2024.

Has Whistlejacket ever been beaten?

Whistlejacket (IRE) was beaten 8 times in 11 runs in Britain and Ireland, the first time on 21 April 2024 at Curragh (IRE) (2nd of 11).

What was Whistlejacket's official rating?

Whistlejacket (IRE) was last officially rated 108 on the Flat (career high 115).

Is Whistlejacket still racing?

Whistlejacket (IRE) last ran in Britain or Ireland on 14 September 2025 at Curragh (IRE) in the Bar One Racing Flying Five Stakes, finishing 14th of 15, and has not run there since.

Is Whistlejacket related to any top horses?

Whistlejacket (IRE)'s black-type relatives in Britain and Ireland include Little Big Bear (IRE) (full brother, Group 1 winner), from the Adventure Seeker (FR) family.

What is Whistlejacket's record at Curragh (IRE)?

Whistlejacket (IRE) ran most often at Curragh (IRE), with 1 win from 4 runs there.

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Whistlejacket (IRE)

Form

Race record

Future form: next-time-out winners from this horse's races

Trainer changes

Stats

Career summary by code (GB & IRE)

By race type

By going

By distance

By course

By class

By field size

By month

By jockey

By trainer

By headgear

By days since last run

By first-time headgear

Pedigree

Pedigree

Parent · 1

Grandparents · 2

Great-grandparents · 4

Parent · 1

Grandparents · 2

Great-grandparents · 4

Breeding card

Female line

Sire, dam and damsire

Progeny of No Nay Never (USA) in this horse's best conditions

No Nay Never (USA) × Bering (GB) mares (the cross)

Best of the cross

Ratings

Official ratings

Official rating by run

Current mark v winning marks

Family

Dam summary

Full siblings

Half siblings

By Elusive Quality (USA)

By Lawman (FR)

By Pivotal (GB)

By Siyouni (FR)

By Zoffany (IRE)

Female line

Notable relatives

Full brother

In brief

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