Unai Simón

29 yrs · Goalkeeper · Spain
Athletic Bilbao · Laliga · Foot: right · Height: 190 cm
Risk: LowConfidence: MediumSample: HighDevelopment: LowContract: until 30 Jun 2029
Market value
€22.0M
Updated 6 days ago
Estimated acquisition
€12.8M – €25.5M
Estimated · 20–80% range
Model value
€6.1M – €15.1M
Performance-implied · estimated
Projected (24m)
€6.8M – €14.7M
Resale range · estimated
Potential value gap
-€19.4M – €2.2M
Model value − acquisition

Value picture

Where the market, the likely price and the model estimates sit.

Estimated acquisition€12.8M – €25.5M
Model value (performance-implied)€6.1M – €15.1M
Projected value (24 months)€6.8M – €14.7M
Dashed line: current market value (€22.0M). Bars are 20–80% model ranges; tick = median.

The model rates Unai Simón's performance-implied value at EUR 6.1M-15.1M, below the estimated acquisition range of EUR 12.8M-25.5M. Its 24-month market value projection is EUR 6.8M-14.7M. Confidence is medium: no event-level data (xG, progressive actions) is available from the current free source, and injury history is unavailable.

Bargain Index: 2

What drives the score. Not a black box: each component and its level.

PerformanceHigh89.3th pct among GK peers (age-neutral)
AgeUnfavorable29.1 years
Acquisition costFavorableest. €18.1M vs market €22.0M
Expected appreciationVery low-59% over ~2 years (model)
Value gapVery negativeweak predictor on its own
DevelopmentLow
League translationBig-five leagueleague coefficient 0.95
Tactical fitNot evaluatedRequires event/role data not available from the current free source.
RiskLow
Data confidenceMedium

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.

Highest recorded: €30.0M

Profile vs positional peers

Percentiles among 284 evaluated GK players with 900+ minutes.

Performance (last season, league)

Minutes
3330 (97% 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
89 (High)

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
0.95 (rank 2)
Team strength (Elo)
1451
Opponent strength
1473
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)
€6.8M – €14.7M

Trajectory drivers: minutes share up 42 pts; team strength down (-128 Elo).

Historical comparables (8): median 2-year value change -45% (IQR -69% to -35%).

Risk profile

Overall: Low

  • ⓘ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.

SeasonClubLeaguePosAppsMinMin shareGAG+A/90Adj. G+A/90Opp. EloTeam EloLeague str.
2025/26Athletic BilbaoLaligaGK37333097%000.000.00147314510.95
2024/25Athletic BilbaoLaligaGK21189055%000.000.00150115780.95
2023/24Athletic BilbaoLaligaGK36318493%000.000.00148015831.00
2022/23Athletic BilbaoLaligaGK31274580%000.000.00150214870.98
2021/22Athletic BilbaoLaligaGK34306089%000.000.00151815511.05
2020/21Athletic BilbaoLaligaGK37333097%000.000.00156015411.10
2019/20Athletic BilbaoLaligaGK34299287%000.000.00155615431.16
2018/19Athletic BilbaoLaligaGK763018%000.000.00158815401.14

Cups & continental competitions

SeasonCompetitionClubAppsMinGAAvg opp. Elo
2025/26Uefa Champions LeagueAthletic Bilbao8720001670
2025/26World CupSpain327000—
2025/26SupercopaAthletic Bilbao190001800
2024/25Uefa Europa LeagueAthletic Bilbao190001532
2024/25SupercopaAthletic Bilbao190001750
2021/22SupercopaAthletic Bilbao2180001761
2020/21Copa Del ReyAthletic Bilbao442000—
2020/21SupercopaAthletic Bilbao2210001793
2019/20Copa Del ReyAthletic Bilbao436000—
2018/19Copa Del ReyAthletic Bilbao436000—

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)AgeValue then~2y laterOutcome
Fraser Forster
Premier League · 2017
29€15.0M€8.0Mfell
Alessio Cragno
Serie A · 2021
27€20.0M€3.0Mfell
Marvin Schwäbe
Bundesliga · 2023
28€7.0M€2.0Mfell
David Soria
Laliga · 2022
29€8.0M€5.0Mfell
Fernando Pacheco
Laliga · 2021
29€8.0M€2.5Mfell
Adrián San Miguel
Premier League · 2015
28€6.0M€8.0Mrose
Mattia Perin
Serie A · 2021
29€7.0M€4.0Mfell
Gerónimo Rulli
Ligue 1 · 2020
28€8.0M€6.0Mfell

Transfer history

Fees as reported by the source; undisclosed fees shown as unknown, never estimated.

DateFromToFeeMV at time
1 Jul 2018Bilbao AthleticAthletic ClubUnknown€500k
1 Jul 2016CD BasconiaBilbao AthleticUnknown€100k
1 Jul 2014Bilbao U18CD BasconiaUnknownData unavailable
1 Jul 2013Bilbao YouthBilbao U18UnknownData 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.