
Sam Johnstone
Value picture
Where the market, the likely price and the model estimates sit.
The model rates Sam Johnstone's performance-implied value at EUR 1.2M-1.7M, below the estimated acquisition range of EUR 0.8M-4.1M. Its 24-month market value projection is EUR 0.4M-1.5M. Confidence is medium: no event-level data (xG, progressive actions) is available from the current free source, and injury history is unavailable.
Bargain Index: not assigned
What drives the score. Not a black box: each component and its level.
Age above 33 (outside validated pool)
| Performance | Above average | 73.7th pct among GK peers (age-neutral) |
| Age | Unfavorable | 33.3 years |
| Acquisition cost | Neutral | est. €1.9M vs market €2.0M |
| Expected appreciation | Very low | -57% over ~2 years (model) |
| Value gap | Negative | weak predictor on its own |
| Development | Low | |
| League translation | Big-five league | league coefficient 1.3 |
| Tactical fit | Not evaluated | Requires event/role data not available from the current free source. |
| Risk | High | |
| Data confidence | Medium |
Bargain Index = percentile (among all evaluated players) of expected 2-year value relative to estimated cost. See methodology and backtests.
Market value history
Market value ≠ transfer fee ≠ acquisition cost.
Profile vs positional peers
Percentiles among 284 evaluated GK players with 900+ minutes.
Performance (last season, league)
- Minutes
- 1080 (32% of available)
- Goals + assists / 90
- 0.00
- Context-adjusted G+A / 90
- 0.00
- xG, xA, progression
- Data unavailable
- Defensive actions
- Data unavailable
- Performance percentile
- 74 (Above average)
Adjusted = shrunk toward positional baseline for small samples, corrected for team dominance over opponents, expressed relative to positional peers in the same league.
Context
- League strength
- 1.30 (rank 1)
- Team strength (Elo)
- 1425
- Opponent strength
- 1607
- Possession, role
- Data unavailable
League strength 1.00 = average club of the big-five leagues. Elo includes continental matches.
Potential
- Development
- Low
- Trajectory
- improving
- Breakout probability
- Age > 23
- Resale range (24m)
- €425k – €1.5M
Trajectory drivers: team strength down (-77 Elo).
Historical comparables (8): median 2-year value change -43% (IQR -50% to -19%).
Risk profile
Overall: High
- ▲Age 33: resale value typically declines.
- ⚠Limited sample: 1080 league minutes last season.
- ⚠Projection range wider than for most evaluated players.
- ⚠Played under 40% of available league minutes (injury data unavailable, cause unknown).
- ⓘInjury history unavailable from current data source.
League translation
What happened to players who moved from this league to the big-five leagues (observed, not a forecast).
Already playing in a big-five league.
Output is relative to positional peers in each league. Movers are a selected group (clubs buy players who fit), so treat this as context, not a guarantee.
Season-by-season (domestic league)
Context-adjusted values are model outputs.
| Season | Club | League | Pos | Apps | Min | Min share | G | A | G+A/90 | Adj. G+A/90 | Opp. Elo | Team Elo | League str. |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025/26 | Wolverhampton Wanderers | Premier League | GK | 12 | 1080 | 32% | 0 | 0 | 0.00 | 0.00 | 1607 | 1425 | 1.30 |
| 2024/25 | Wolverhampton Wanderers | Premier League | GK | 7 | 630 | 18% | 0 | 0 | 0.00 | 0.00 | 1543 | 1501 | 1.23 |
| 2023/24 | Crystal Palace | Premier League | GK | 20 | 1797 | 53% | 0 | 0 | 0.00 | 0.00 | 1548 | 1562 | 1.14 |
| 2022/23 | Crystal Palace | Premier League | GK | 9 | 810 | 24% | 0 | 0 | 0.00 | 0.00 | 1480 | 1536 | 1.23 |
| 2020/21 | West Bromwich Albion | Premier League | GK | 37 | 3330 | 97% | 0 | 1 | 0.03 | 0.02 | 1566 | 1377 | 1.19 |
Cups & continental competitions
| Season | Competition | Club | Apps | Min | G | A | Avg opp. Elo |
|---|---|---|---|---|---|---|---|
| 2025/26 | Fa Cup | Wolverhampton Wanderers | 3 | 270 | 0 | 1 | — |
| 2024/25 | Fa Cup | Wolverhampton Wanderers | 3 | 300 | 0 | 0 | — |
| 2023/24 | Fa Cup | Crystal Palace | 1 | 90 | 0 | 0 | — |
| 2016/17 | Fa Cup | Aston Villa | 1 | 90 | 0 | 0 | — |
| 2014/15 | Fa Cup | Doncaster Rovers | 3 | 270 | 0 | 0 | — |
Small continental samples are shown for context only and are not over-weighted.
Historical comparables
Most similar profiles 2+ years ago (same position group) and what happened next. Chosen by similarity only — failures included.
| Player (then) | Age | Value then | ~2y later | Outcome |
|---|---|---|---|---|
| Boaz Myhill Premier League · 2014 | 32 | €2.0M | €2.0M | flat |
| Fraser Forster Premier League · 2022 | 34 | €2.0M | €1.2M | fell |
| Germán Lux Laliga · 2015 | 33 | €800k | €800k | flat |
| Tom Heaton Premier League · 2019 | 33 | €3.0M | €1.0M | fell |
| Heurelho Gomes Bundesliga · 2013 | 32 | €1.0M | €750k | fell |
| Jordi Codina Laliga · 2014 | 32 | €800k | €400k | fell |
| Tim Wiese Bundesliga · 2013 | 32 | €1.0M | €500k | fell |
| Miguel Ángel Moyá Laliga · 2019 | 35 | €1.5M | €800k | fell |
Transfer history
Fees as reported by the source; undisclosed fees shown as unknown, never estimated.
| Date | From | To | Fee | MV at time |
|---|---|---|---|---|
| 30 Aug 2024 | Crystal Palace | Wolves | €11.9M | €10.0M |
| 1 Jul 2022 | West Brom | Crystal Palace | Free / loan | €12.0M |
| 3 Jul 2018 | Man Utd | West Brom | €7.3M | €2.5M |
| 31 May 2018 | Aston Villa | Man Utd | Free / loan | €2.5M |
| 14 Jul 2017 | Man Utd | Aston Villa | Free / loan | €1.0M |
| 31 May 2017 | Aston Villa | Man Utd | Free / loan | €500k |
| 5 Jan 2017 | Man Utd | Aston Villa | Free / loan | €250k |
| 23 Jan 2016 | Preston | Man Utd | Free / loan | €250k |
| 1 Jan 2016 | Man Utd | Preston | Free / loan | €250k |
| 31 May 2015 | Preston | Man Utd | Free / loan | €250k |
| 12 Jan 2015 | Man Utd | Preston | Free / loan | €250k |
| 11 Jan 2015 | Doncaster | Man Utd | Free / loan | €250k |
| 27 Oct 2014 | Man Utd | Doncaster | Free / loan | €250k |
| 31 May 2014 | Doncaster | Man Utd | Free / loan | €250k |
| 31 Jan 2014 | Man Utd | Doncaster | Free / loan | €250k |
| 21 Aug 2013 | Yeovil Town | Man Utd | Free / loan | €250k |
| 17 Aug 2013 | Man Utd | Yeovil Town | Free / loan | €250k |
| 31 May 2013 | Walsall | Man Utd | Free / loan | Data unavailable |
| 20 Mar 2013 | Man Utd | Walsall | Free / loan | Data unavailable |
| 10 Jan 2012 | Scunthorpe Utd. | Man Utd | Free / loan | Data unavailable |
| 8 Sept 2011 | Man Utd | Scunthorpe Utd. | Free / loan | Data unavailable |
| 1 Aug 2011 | Oldham Athletic | Man Utd | Free / loan | Data unavailable |
| 26 Jul 2011 | Man Utd | Oldham Athletic | Free / loan | Data unavailable |
| 1 Jul 2011 | Man Utd U18 | Man Utd | Unknown | Data unavailable |
MoneyballAI identifies statistical opportunities from available data. A player flagged as a potential bargain is not guaranteed to succeed, to transfer, to rise in value, or to generate resale profit. Market values, fees and contracts come from third-party sources; ranges are model estimates with stated confidence.