| J G Portman (GB) (Trainer) last month / 50 races (Form details from all UK, Irish and South African thoroughbred races) | ||||||||||
| Race date, time | Course | Horse | Distance | Class | Fin pos | Jockey | SP | Prize money | Winner | |
| 21 Dec 18, 8.15 | Wolverhampton | Invincibella (GB) | 7f 36y | 5 | 3 / 10 | Thomas Greatrex | 9-2 | £558 | Essenza (IRE) | |
| 20 Dec 18, 8.30 | Chelmsford City | Walk On Walter (IRE) | 6f | 4 | 2 / 11 | Rob Hornby | 8-1 | £2,002 | King Robert (GB) | |
| Track summary (since 2008) | ||||
| Track | Starts | Wins | 2nds | 3rds |
| Ascot | 55 | 4 (7%) | 1 | 6 |
| Ayr | 2 | - | - | - |
| Bath | 157 | 12 (8%) | 16 | 17 |
| Beverley | 10 | 1 (10%) | - | - |
| Brighton | 60 | 6 (10%) | 5 | 11 |
| Chelmsford city | 37 | 7 (19%) | 7 | 2 |
| Cheltenham | 5 | - | - | - |
| Chepstow | 144 | 11 (8%) | 12 | 14 |
| Chester | 1 | - | 1 | - |
| Curragh | 1 | - | - | - |
| Doncaster | 16 | - | 1 | 1 |
| Epsom downs | 30 | 4 (13%) | 5 | 4 |
| Exeter | 8 | - | 1 | - |
| Fakenham | 2 | - | - | - |
| Ffos las | 24 | 2 (8%) | 1 | 3 |
| Folkestone | 32 | 2 (6%) | 4 | 4 |
| Fontwell | 17 | 1 (6%) | 1 | 3 |
| Goodwood | 129 | 13 (10%) | 7 | 12 |
| Great leighs | 2 | - | - | - |
| Haydock | 11 | - | 1 | 3 |
| Hereford | 2 | - | - | - |
| Huntingdon | 11 | 1 (9%) | 1 | 1 |
| Kempton | 302 | 13 (4%) | 20 | 19 |
| Leicester | 108 | 10 (9%) | 5 | 12 |
| Lingfield | 289 | 25 (9%) | 29 | 32 |
| Ludlow | 3 | - | 1 | - |
| Newbury | 235 | 20 (9%) | 15 | 13 |
| Newmarket | 102 | 9 (9%) | 9 | 8 |
| Newton abbot | 1 | - | - | 1 |
| Nottingham | 48 | - | 4 | 3 |
| Plumpton | 11 | - | - | 1 |
| Pontefract | 10 | 1 (10%) | - | 2 |
| Redcar | 1 | - | - | - |
| Ripon | 2 | - | 1 | - |
| Salisbury | 165 | 11 (7%) | 15 | 16 |
| Sandown | 52 | 6 (12%) | 1 | 3 |
| Southwell | 35 | 1 (3%) | 1 | 5 |
| Stratford | 15 | - | 4 | 3 |
| Taunton | 11 | 1 (9%) | - | 1 |
| Towcester | 10 | - | 2 | - |
| Uttoxeter | 2 | - | - | - |
| Warwick | 55 | 4 (7%) | 5 | 4 |
| Wetherby | 1 | - | - | - |
| Wincanton | 11 | - | 1 | - |
| Windsor | 263 | 15 (6%) | 24 | 25 |
| Wolverhampton | 140 | 17 (12%) | 15 | 13 |
| Worcester | 3 | 1 (33%) | - | - |
| Yarmouth | 43 | 4 (9%) | 7 | 6 |
| York | 10 | - | 2 | - |
| Total | 2684 | 202 | 225 | 248 |
| Going summary (since 2008) | ||||
| Going | Starts | Wins | 2nds | 3rds |
| Firm | 69 | 6 (9%) | 8 | 7 |
| Good | 576 | 45 (8%) | 41 | 51 |
| Good to firm | 672 | 54 (8%) | 61 | 65 |
| Good to soft | 318 | 15 (5%) | 24 | 31 |
| Heavy | 63 | 4 (6%) | 6 | 5 |
| Soft | 262 | 22 (8%) | 19 | 28 |
| Standard | 630 | 49 (8%) | 63 | 55 |
| Standard / slow | 70 | 6 (9%) | 3 | 5 |
| Unknown | 25 | 1 (4%) | - | 1 |
| Total | 2685 | 202 | 225 | 248 |
| Year summary | ||||
| Year | Starts | Wins | 2nds | 3rds |
| 2008 | 184 | 10 (5%) | 15 | 14 |
| 2009 | 232 | 11 (5%) | 13 | 19 |
| 2010 | 244 | 11 (5%) | 22 | 25 |
| 2011 | 301 | 23 (8%) | 30 | 31 |
| 2012 | 279 | 20 (7%) | 27 | 28 |
| 2013 | 243 | 15 (6%) | 17 | 19 |
| 2014 | 270 | 21 (8%) | 29 | 26 |
| 2015 | 229 | 21 (9%) | 17 | 22 |
| 2016 | 242 | 22 (9%) | 17 | 20 |
| 2017 | 209 | 15 (7%) | 9 | 18 |
| 2018 | 252 | 33 (13%) | 29 | 26 |
| Total | 2685 | 202 | 225 | 248 |