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Horse profile

Ostraka (IRE)

5yo mare (at last run, Jun 2025) · Last trainer Daniel James Murphy · Last owner A P Challoner
21 runs · 7 courses · from May 2023
As at 14 Oct 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
No run recorded since 13 Jun 2025 — 488 days ago. Our archive can't say whether the horse is still in training.
Last run Jun 2025 · 8th of 8 4 wins · Dundalk (AW), Navan & Curragh Last raced off OR 89
KTB Profile

Ostraka won four of 21 starts including the Group 3 William Hill Top Price Guarantee Mercury Stakes at Dundalk over under 6f on standard going in Oct 2024. Three of those wins came under 6f on good or standard surfaces at Curragh, Navan and Dundalk. The mare also took a 6f to 7f maiden at Curragh on good ground in May 2023. She finished eighth of eight at Cork in Jun 2025.

Based on 21 archived runs · run-style from 6 commented runs · updated 14 Oct 2026
KTB at a glance OR ↓ 12lb off peak
Official rating89↓ 12lb off peak
89 74–101

KTB Speed and Rating

KTB Speed

Best recent Speed 98 the best of the last 3 graded (A or B) runs · Cork, 6 Apr 2025

How fast the horse ran, as points against the day-corrected standard time for its course and distance: 100 is the median GB Class 4 handicap winner on that code; one point is 0.1% of the standard time. A, B or C is how much the day's card could tell us, not how good the run was.

Flat 21 figures · best 120B · median 85
GoingRunsBestMedianSince 14 Oct 2025
Good11106A95—
Standard (AW)5120B83—
Good to Soft3100C77—
Good to Firm1———
Soft1———
DistanceRunsBestMedianSince 14 Oct 2025
6f – 7f11106A95—
Under 6f10120B82—

KTB Speed v1 · batch 15 Sep 2026 · GB & Irish racing only · 21 figures from 21 runs · as at 3 Oct 2026 · a record, not a forecast

KTB Rating

Best recent KTB Rating 81A the best of the last 3 rated runs · Naas, 18 May 2025 Official rating 89 at the last run, 13 Jun 2025

What the horse achieved in each race, in pounds on the official-rating scale, from the weight carried, the lengths beaten and the race's own level solved across the archive — never the market, never the official rating as a starting point. The headline is the best of the horse's last three rated runs on that code. A, B or C on a run is how much known form was in that race.

Flat 21 figures · best 103A · median 81
GoingRunsBestMedianSince 14 Oct 2025
Good11103A81—
Standard (AW)5101A85—
Good to Soft394A92—
Good to Firm1———
Soft1———
DistanceRunsBestMedianSince 14 Oct 2025
6f – 7f1196A81—
Under 6f10103A89.5—

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 21 figures from 21 runs · as at 4 Oct 2026 · a record, not a forecast

Both figures are KTB's own, computed from the archive; no vendor rating enters either. Every run's figure is on its form line below with its grade. Grades measure how much the archive could see, never the merit of the run.

Run style from 6 analysed runs

  • Held up 2 (33%) · 1 win
  • Prominent 2 (33%) · 1 win
  • Midfield 1 (17%) · 0 wins
  • Led 1 (17%) · 1 win

Pedigree intelligence

Sire

Progeny in our archive have won 9.5% of 4,390 runs since Jan 2008 (356 horses).

GoingRunsWinsSRvs sireThis horse
Firm20210%+0.5—
Good to Firm646609.3%−0.20 from 1
Good1,01011010.9%+1.43 from 11
Good to Soft412317.5%−20 from 3
Soft542488.9%−0.60 from 1
Heavy152117.2%−2.3—
Standard (AW)1,6081559.6%+0.11 from 5
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f1,12513411.9%+2.43 from 10
6f – 7f2,2572089.2%−0.31 from 11
1m – 1m1f699557.9%−1.6—
1m2f – 1m4f255176.7%−2.8—
1m5f – 2m4337%−2.5—
2m1f – 2m4f1100%−9.5—

Flat and jumps together (all codes) · since Jan 2008 · as at 14 Oct 2026 · rows under 30 runs muted · win % is the measure, a record not a forecast

Dam

2 siblings in the archive, 1 winner — best of them Winning Heart (IRE) (1 win).

The wins came over 5f.

Family form: Osterode (IRE) finished 2nd of 7 at Bellewstown (IRE), 30 Sep 2026.

ProduceRunsWinsWin tripsBest grade
Winning Heart (IRE)115f—
Osterode (IRE)40——

Record by conditions

GoingRunsWinsSR£1
Good 11 3 27% +56.00
Standard (AW) 5 1 20% +62.00
Good to Soft 3 0 0% −3.00
Good to Firm 1 0 0% −1.00
Soft 1 0 0% −1.00

ClassRunsWinsSR£1
Class 1 1 0 0% −1.00

CourseRunsWinsSR£1
Curragh 6 2 33% +52.50
Cork 4 0 0% −4.00
Dundalk (AW) 4 1 25% +63.00
Naas 3 0 0% −3.00
Navan 2 1 50% +6.50
Southwell (AW) 1 0 0% −1.00
Fairyhouse 1 0 0% −1.00

DistanceRunsWinsSR£1
6f – 7f 11 1 9% +40.00
Under 6f 10 3 30% +73.00

JockeyRunsWinsSR£1
James Ryan 6 3 50% +77.00
Ronan Whelan 5 1 20% +46.00
Shane Foley 3 0 0% −3.00
Dylan Browne McMonagle 2 0 0% −2.00
Colin Keane 2 0 0% −2.00
Seamie Heffernan 1 0 0% −1.00
Gary Carroll 1 0 0% −1.00
Adam Caffrey 1 0 0% −1.00

HeadgearRunsWinsSR£1
Blinkers 15 3 20% +68.00
None 3 1 33% +48.00
Tongue tie + blinkers 2 0 0% −2.00
Tongue tie 1 0 0% −1.00

SeasonRunsWinsSR£1
2025 5 0 0% −5.00
2024 10 3 30% +73.00
2023 6 1 17% +45.00

Splits include every sample, however small — muted rows are under 3 runs. A one-from-one record is a fact, not a trend: read the Runs column before the strike rate.

Form

DateCourseRace PosBtn Wgt ORSpdKTB Jockey SP
13 Jun 25+6d Cork Irish Stallion Farms EBF Midsummer Sprint Stakes (Listed) 5f · Good To Yielding · 8 ran Slow to break - urged forward approaching 2f out - asked for effort soon after but made no headway from inside the final furlong - well held at the finish 8/8 4½ 9-7 8939C51C Ronan Whelan 28/1
07 Jun 25+20d Navan Navan Racing Festival Early Bird Tickets On Sale Now Handicap 5f · Good · 7 ran Slow to begin - held last spot throughout - pushed along inside final 2f but made no headway - finished seventh 7/7 1¾ 9-8 9486A76A Shane Foley 17/2
18 May 25+42d Naas Sole Power Sprint Stakes (Listed) 5f · Good · 7 ran Hampered leaving stalls - settled midfield in 5th at halfway - driven up into contention from 2f out but squeezed for space soon after - faded without response in the final furlong 6/7 2 9-7 9771A81A Seamie Heffernan 33/1
06 Apr 25+43d Cork Irish Stallion Farms EBF Cork Stakes (Listed) 6f · Good · 8 ran Went straight to front - kicked clear early on - margin shrinking approaching 2 1/2f out then overtaken just after 2f out - dropped away and faded inside final furlong and a half 8/8 4½ 9-7 10098A63A James Ryan 12/1
22 Feb 25+120d Southwell (AW) BetUK Hever Sprint Stakes (Listed) Class 1 · 5f · Standard · 11 ran Sat close to the pace early - pushed along with 2f left - dropped away soon after - finished well held in 11th 11/11 3¼ 9-2 10179C48C James Ryan 33/1
25 Oct 24+20d Dundalk (AW) William Hill Top Price Guarantee Mercury Stakes (Group 3) 5f · Standard · 13 ran Away smartly - settled just behind the pacesetter - driven up to share the front 2f out - edged clear a furlong out - kept responding to see it out strongly 1/13 9-11 83120B101A James Ryan 66/1
05 Oct 24+7d Curragh Darley Irish European Breeders Fund Brigid's Pastures Stakes (Fillies' And Mares' Listed) 6f · Good · 9 ran Settled close to the front early - 4th at halfway before slipping back inside the final two furlongs - stayed on at one speed to the line finishing 7th 7/9 ½ 9-3 89106A86A Gary Carroll 20/1
28 Sep 24+21d Curragh SBK Joe McGrath Premier Handicap 5f · Good To Yielding · 15 ran Held up towards the back of the pack - found some run inside the final furlong - unable to find more in the closing stages - finished sixth 6/15 nk 9-6 89100C92A James Ryan 11/1
07 Sep 24+14d Navan Rathkenny Handicap 5f · Good · 11 ran Sat handy behind the pace - moved through smoothly to loom up approaching final two furlongs and hit the front - driven out and finished strongly to win 1/11 9-0 8085A103A James Ryan 15/2
24 Aug 24+7d Curragh FBD Hotels And Resorts Saturday Series Handicap 5f · Good · 13 ran Sprang from the stalls in front - overtaken soon after - regained ground inside final two furlongs to hit the front - kept finding more to the line 1/13 10-1 7495C99A James Ryan 13/2
17 Aug 24+27d Curragh Tote, Never Beaten By SP Handicap (47-75) 6f · Good To Firm · 21 ran Sat handy behind pace - pressed for effort into 5th two out then 6th final furlong - unable to close and finished tenth 10/21 hd 9-13 7575C81A Adam Caffrey 9/1
21 Jul 24+15d Curragh Newbridge Silverware Sprint Handicap 5f · Good · 12 ran 6/12 nse 9-13 7966A87A Dylan Browne McMonagle 9/2
06 Jul 24+22d Naas Irish Stallion Farms EBF Fillies Handicap 6f · Good · 9 ran 5/9 nk 9-6 8098A81A Shane Foley 13/2
14 Jun 24+147d Cork Sign Up To Our Newsletter Handicap 5f · Good To Yielding · 8 ran 2/8 1 9-7 7877A94A Dylan Browne McMonagle 8/1
19 Jan 24+35d Dundalk (AW) Floodlit Fridays At Dundalk Handicap 6f · Standard · 13 ran 6/13 nk 9-4 75106B90A Ronan Whelan 9/1
15 Dec 23+28d Dundalk (AW) Dundalk Stadium Gift Vouchers Available Online Handicap 6f · Standard · 13 ran 10/13 hd 9-2 7883B72A Ronan Whelan 12/1
17 Nov 23+72d Dundalk (AW) Bar One Racing 'Bet 10 Get 50 Sign Up Offer' Handicap 6f · Standard · 14 ran 6/14 ½ 9-12 7882B85A Shane Foley 16/1
06 Sep 23+30d Cork Follow Us On Instagram Handicap 6f · Good · 9 ran 7/9 1 9-9 81100A78A Colin Keane 9/1
07 Aug 23+59d Naas Irish Stallion Farms EBF Fillies Handicap 6f · Soft · 7 ran 5/7 2½ 9-12 8676A78A Ronan Whelan 7/1
09 Jun 23+14d Fairyhouse Irish Stallion Farms EBF Median Auction Race 6f · Good · 6 ran 4/6 4½ 9-4 —71A76B Colin Keane 11/4
26 May 23 Curragh Extra Place Races At Novibet Irish European Breeders Fund Fillies Maiden 6f · Good · 13 ran 1/13 9-3 —95C96A Ronan Whelan 50/1

Quick answers

How many races has Ostraka (IRE) won?
Ostraka (IRE) won 4 of 21 archived starts between 2023 and 2025, a strike rate of 19%. Placed 5 times in total (23.8% of starts).
Who trained Ostraka (IRE)?
Ostraka (IRE) was trained by Daniel James Murphy on the most recent run on record, at Cork on 13 June 2025.
Who is Ostraka (IRE)'s sire?
Ostraka (IRE) is by Profitable (IRE) out of Ostatnia (IRE), whose sire is Amadeus Wolf.
What going does Ostraka (IRE) prefer?
Ostraka (IRE) has the best record on good going: 3 wins from 11 starts (27.3%). Only going bands with at least three archived starts are read, so this is a direction rather than a settled preference.
What is Ostraka (IRE)'s official rating?
The most recent official rating on record is 89, from the run on 13 June 2025. The highest on record is 101.
What is Ostraka (IRE)'s sire's record?
Profitable (IRE)'s progeny in our archive have won 9.5% of 4,390 runs since Jan 2008 (356 horses), Flat and jumps together.
Who are Ostraka (IRE)'s siblings?
Out of Ostatnia (IRE), Ostraka (IRE) has 2 other produce in our archive, 1 of them a winner. Most wins: Winning Heart (IRE) (1). The wins came over 5f. As at Oct 2026.

Record shown from May 2023. Our archive holds racing in Great Britain, Ireland and France from January 2005. Runs in other countries are not in it, and earlier runs are not available from our data provider. In-running comments are available from 2024 onward.