Nayef Aguerd

30 yrs · Centre-back · Morocco
Olympique Marseille · Ligue 1 · Foot: left · Height: 190 cm
Risk: ModerateConfidence: MediumSample: MediumDevelopment: LowContract: until 30 Jun 2030
Market value
€15.0M
Updated 6 days ago
Estimated acquisition
€7.9M – €15.2M
Estimated · 20–80% range
Model value
€4.3M – €19.1M
Performance-implied · estimated
Projected (24m)
€3.3M – €9.0M
Resale range · estimated
Potential value gap
-€11.0M – €11.2M
Model value − acquisition

Value picture

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

Estimated acquisition€7.9M – €15.2M
Model value (performance-implied)€4.3M – €19.1M
Projected value (24 months)€3.3M – €9.0M
Dashed line: current market value (€15.0M). Bars are 20–80% model ranges; tick = median.

The model rates Nayef Aguerd's performance-implied value at EUR 4.3M-19.1M, below the estimated acquisition range of EUR 7.9M-15.2M. Its 24-month market value projection is EUR 3.3M-9.0M. 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.

PerformanceHigh82.5th pct among DEF peers (age-neutral)
AgeUnfavorable30.3 years
Acquisition costFavorableest. €10.9M vs market €15.0M
Expected appreciationVery low-63% over ~2 years (model)
Value gapVery negativeweak predictor on its own
DevelopmentLow
League translationBig-five leagueleague coefficient 0.88
Tactical fitNot evaluatedRequires event/role data not available from the current free source.
RiskModerate
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: €38.0M

Profile vs positional peers

Percentiles among 1268 evaluated DEF players with 900+ minutes.

Performance (last season, league)

Minutes
1579 (46% of available)
Goals + assists / 90
0.06
Context-adjusted G+A / 90
0.06
xG, xA, progression
Data unavailable
Defensive actions
Data unavailable
Performance percentile
83 (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
0.88 (rank 5)
Team strength (Elo)
1506
Opponent strength
1483
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)
€3.3M – €9.0M

Trajectory drivers: changed club; relative output up 162% vs positional peers.

Historical comparables (8): median 2-year value change -76% (IQR -79% to -70%).

Risk profile

Overall: Moderate

  • ⚠Limited sample: 1579 league minutes last season.
  • ⚠Age 30: resale value typically declines.
  • ⓘ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.
2025/26Olympique MarseilleLigue 1CB16139946%100.060.06148315040.88
2025/26West Ham UnitedPremier LeagueCB21805%000.000.06154015201.30
2024/25Real SociedadLaligaCB21176352%000.000.02152214640.95
2023/24West Ham UnitedPremier LeagueCB21185954%100.050.04155115401.14
2022/23West Ham UnitedPremier LeagueCB18159547%200.110.10154616001.23
2021/22Stade Rennais FCLigue 1CB31273880%230.160.13142915810.86
2020/21Stade Rennais FCLigue 1CB35314892%310.110.09144314450.75
2019/20Dijon FCOLigue 1CB12104842%100.090.12145413460.82
2018/19Dijon FCOLigue 1CB13105131%300.260.24146813220.82

Cups & continental competitions

SeasonCompetitionClubAppsMinGAAvg opp. Elo
2025/26Africa Cup Of NationsMorocco769001—
2025/26Uefa Champions LeagueOlympique Marseille5450001575
2024/25Uefa Europa LeagueReal Sociedad11881001527
2024/25Copa Del ReyReal Sociedad428400—
2023/24Uefa Europa LeagueWest Ham United6409101504
2022/23Fa CupWest Ham United327000—
2021/22Uefa Conference League QualifyingStade Rennais FC2180201514
2020/21Uefa Champions LeagueStade Rennais FC4273001616

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
Alex Telles
Laliga · 2023
31€7.5M€4.0Mfell
Berat Djimsiti
Serie A · 2023
30€10.0M€6.0Mfell
Aritz Elustondo
Laliga · 2023
29€14.0M€3.0Mfell
Sidnei
Laliga · 2019
30€10.0M€2.5Mfell
Guillermo Maripán
Ligue 1 · 2024
30€10.0M€2.0Mfell
Tomas Hubocan
Premier Liga · 2015
30€6.5M€1.5Mfell
Fabricio Coloccini
Premier League · 2013
31€8.0M€2.0Mfell
Nikola Maksimović
Serie A · 2020
29€13.5M€2.5Mfell

Transfer history

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

DateFromToFeeMV at time
1 Sept 2025West HamMarseille€23.0M€18.0M
30 Jun 2025Real SociedadWest HamFree / loan€18.0M
30 Aug 2024West HamReal SociedadFree / loan€35.0M
1 Jul 2022Stade RennaisWest Ham€35.0M€12.0M
14 Aug 2020DijonStade Rennais€4.0M€4.0M
1 Jul 2018FUS RabatDijon€1.6M€900k
1 Jul 2013AM FootballFUS Rabat€15kData 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.

Nayef Aguerd · MoneyballAI