Serhou Guirassy

30 yrs · Striker · Guinea
Borussia Dortmund · Bundesliga · Foot: right · Height: 187 cm
Risk: ModerateConfidence: MediumSample: HighDevelopment: LowContract: until 30 Jun 2028
Market value
€32.0M
Updated 6 days ago
Estimated acquisition
€16.9M – €36.2M
Estimated · 20–80% range
Model value
€23.3M – €56.7M
Performance-implied · estimated
Projected (24m)
€7.3M – €18.8M
Resale range · estimated
Potential value gap
-€12.9M – €39.8M
Model value − acquisition

Value picture

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

Estimated acquisition€16.9M – €36.2M
Model value (performance-implied)€23.3M – €56.7M
Projected value (24 months)€7.3M – €18.8M
Dashed line: current market value (€32.0M). Bars are 20–80% model ranges; tick = median.

The model rates Serhou Guirassy's performance-implied value at EUR 23.3M-56.7M, above the estimated acquisition range of EUR 16.9M-36.2M. Its 24-month market value projection is EUR 7.3M-18.8M. Context-adjusted goal contributions are 0.80x the positional average in the league (2351 minutes, league coefficient 0.94). Confidence is medium: no event-level data (xG, progressive actions) is available from the current free source, and injury history is unavailable.

Bargain Index: 1

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

PerformanceElite96.5th pct among ATT peers (age-neutral)
AgeUnfavorable30.3 years
Acquisition costFavorableest. €25.8M vs market €32.0M
Expected appreciationVery low-60% over ~2 years (model)
Value gapSmallweak predictor on its own
DevelopmentLow
League translationBig-five leagueleague coefficient 0.94
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: €45.0M

Profile vs positional peers

Percentiles among 900 evaluated ATT players with 900+ minutes.

Performance (last season, league)

Minutes
2351 (77% of available)
Goals + assists / 90
0.73
Context-adjusted G+A / 90
0.41
xG, xA, progression
Data unavailable
Defensive actions
Data unavailable
Performance percentile
97 (Elite)

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
0.94 (rank 3)
Team strength (Elo)
1656
Opponent strength
1471
Possession, role
Data unavailable

League strength 1.00 = average club of the big-five leagues. Elo includes continental matches.

Potential

Development
Low
Trajectory
declining
Breakout probability
Age > 23
Resale range (24m)
€7.3M – €18.8M

Historical comparables (8): median 2-year value change -72% (IQR -75% to -71%).

Risk profile

Overall: Moderate

  • ⚠Age 30: resale value typically declines.
  • ⚠Declining trajectory versus previous season.
  • ⓘ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.
2025/26Borussia DortmundBundesligaST33235177%1720.730.41147116560.94
2024/25Borussia DortmundBundesligaST30260285%2140.860.47148616800.94
2023/24VfB StuttgartBundesligaST28221472%2821.220.89152216371.01
2022/23VfB StuttgartBundesligaST22165354%1100.600.70152714291.04
2022/23Stade Rennais FCLigue 1ST1221%000.000.32133515620.82
2021/22Stade Rennais FCLigue 1ST3799829%900.810.54139015810.86
2020/21Stade Rennais FCLigue 1ST27176652%1010.560.50144214450.75
2019/20Amiens SCLigue 1ST23192877%910.470.62144613140.82
2018/19Amiens SCLigue 1ST13111633%310.320.48141113480.82
2017/181.FC KölnBundesligaST1584628%400.430.54149813871.04
2016/171.FC KölnBundesligaST6793%000.000.44149015221.06
2015/16LOSC LilleLigue 1ST82999%000.000.42143415030.78

Cups & continental competitions

SeasonCompetitionClubAppsMinGAAvg opp. Elo
2025/26Uefa Champions LeagueBorussia Dortmund10711441610
2025/26Dfb PokalBorussia Dortmund315610—
2024/25Uefa Champions LeagueBorussia Dortmund1410841351652
2024/25Dfb PokalBorussia Dortmund112000—
2023/24Dfb PokalVfB Stuttgart216621—
2022/23Dfb PokalVfB Stuttgart423421—
2021/22Uefa Conference League QualifyingStade Rennais FC297111509
2020/21Uefa Champions LeagueStade Rennais FC4342201635
2018/19Dfb Pokal1.FC Köln112010—
2017/18Uefa Europa League1.FC Köln5323201515
2017/18Dfb Pokal1.FC Köln212411—

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
Yannick Carrasco
Laliga · 2023
30€25.0M€7.0Mfell
Gonzalo Higuaín
Serie A · 2019
32€35.0M€10.0Mfell
Fernando Torres
Premier League · 2013
29€28.0M€7.0Mfell
Wayne Rooney
Premier League · 2016
31€35.0M€10.0Mfell
Niclas Füllkrug
Bundesliga · 2024
31€15.0M€3.5Mfell
Dries Mertens
Serie A · 2018
31€30.0M€20.0Mfell
Antoine Griezmann
Laliga · 2024
33€25.0M€8.0Mfell
José Callejón
Serie A · 2019
32€20.0M€1.5Mfell

Transfer history

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

DateFromToFeeMV at time
18 Jul 2024StuttgartDortmund€18.0M€40.0M
1 Jul 2023Stade RennaisStuttgart€9.0M€14.0M
30 Jun 2023StuttgartStade RennaisFree / loan€14.0M
1 Sept 2022Stade RennaisStuttgartFree / loan€10.0M
27 Aug 2020Amiens SCStade Rennais€15.0M€8.0M
1 Jul 20191.FC KölnAmiens SC€6.0M€3.5M
30 Jun 2019Amiens SC1.FC KölnFree / loan€3.5M
31 Jan 20191.FC KölnAmiens SCFree / loan€2.0M
20 Jul 2016Lille1.FC Köln€3.8M€2.0M
30 Jun 2016AJ AuxerreLilleFree / loan€800k
20 Jan 2016LilleAJ AuxerreFree / loan€500k
2 Jul 2015Stade LavalloisLille€500k€400k
1 Jul 2014Stade Laval BStade LavalloisUnknownData unavailable
1 Jul 2013Stade Laval U19Stade Laval BUnknownData unavailable
1 Jul 2012Stade Laval U17Stade Laval U19UnknownData unavailable
1 Jul 2011J3 Amilly Jgd.Stade Laval U17UnknownData unavailable
1 Jul 2010Montargis Jgd.J3 Amilly Jgd.UnknownData unavailable
1 Jul 2009J3 Amilly Jgd.Montargis Jgd.UnknownData 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.