Best U23 Young Left-Backs in the Serie A
19 players aged 23 or under · ranked by Analytical Strength Index
Best Young Left-Backs in the Serie A (Oct 2026)
19 players tracked across 12 clubs. Updated October 2026.
Ranked by Analytical Strength Index
Use the search bar below to find specific players, or apply filters to narrow results by club, age range, or market value. Click the chart icon next to any player to view their historical value trajectory and forecast.
Player Rankings
Ranked by Analytical Strength Index. Click any player to view full profile, or click the chart icon to see value history.
Davide Bartesaghi
AC Milan • 20 years old
€19.0M
€22.0M
+15.6%
Expected: €24.3M
74.6
Álex Valle
Como 1907 • 22 years old
€10.4M
€12.0M
+15.6%
Expected: €12.2M
67.5
Niccolò Fortini
ACF Fiorentina • 20 years old
€8.6M
€10.0M
+15.6%
Expected: €11.0M
61.1
Rafa Obrador
Torino FC • 22 years old
€4.3M
€5.0M
+15.6%
Expected: €5.1M
52.9
Riyad Idrissi
Cagliari Calcio • 21 years old
€3.5M
€4.0M
+15.6%
Expected: €4.1M
49.7
Luis Balbo
ACF Fiorentina • 20 years old
€2.6M
€3.0M
+15.6%
42.2
Edoardo Pieragnolo
US Sassuolo • 23 years old
€1.7M
€2.0M
+15.6%
37.9
Jonas Rouhi
Juventus FC • 22 years old
€1.7M
€2.0M
+15.6%
37.6
Matteo Cocchi
Inter Milan • 19 years old
€1.3M
€1.5M
+15.6%
33.1
Franco Carboni
Parma Calcio 1913 • 23 years old
€778K
€900K
+15.6%
27.8
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Sign up freeDavide Bartesaghi
AC Milan · 20 years old
74.6
ASI
Current Value
€22.0M
% Change
+15.6%
1yr Forecast Range
€21.5M - €27.0M
Álex Valle
Como 1907 · 22 years old
67.5
ASI
Current Value
€12.0M
% Change
+15.6%
1yr Forecast Range
€11.0M - €13.4M
Niccolò Fortini
ACF Fiorentina · 20 years old
61.1
ASI
Current Value
€10.0M
% Change
+15.6%
1yr Forecast Range
€9.8M - €12.3M
Rafa Obrador
Torino FC · 22 years old
52.9
ASI
Current Value
€5.0M
% Change
+15.6%
1yr Forecast Range
€4.6M - €5.6M
Riyad Idrissi
Cagliari Calcio · 21 years old
49.7
ASI
Current Value
€4.0M
% Change
+15.6%
1yr Forecast Range
€3.6M - €4.5M
Luis Balbo
ACF Fiorentina · 20 years old
42.2
ASI
Current Value
€3.0M
% Change
+15.6%
1yr Forecast Range
Edoardo Pieragnolo
US Sassuolo · 23 years old
37.9
ASI
Current Value
€2.0M
% Change
+15.6%
1yr Forecast Range
Jonas Rouhi
Juventus FC · 22 years old
37.6
ASI
Current Value
€2.0M
% Change
+15.6%
1yr Forecast Range
Matteo Cocchi
Inter Milan · 19 years old
33.1
ASI
Current Value
€1.5M
% Change
+15.6%
1yr Forecast Range
Franco Carboni
Parma Calcio 1913 · 23 years old
27.8
ASI
Current Value
€900K
% Change
+15.6%
1yr Forecast Range
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Sign up freeMarket Overview: Serie A Young Left-Backs (updated October 2026)
Our database tracks 19 Serie A Young Left-Backs as of October 2026, representing 12 clubs with a combined market value of €64.7M. The average market value for Serie A Young Left-Backs is €3.4M, with the average age at 22 years old.
The most valuable young left-back in the Serie A is Davide Bartesaghi, worth €22.0M and playing for AC Milan at 20 years old. The top 5 Young Left-Backs average €10.6M in market value, including Álex Valle and Niccolò Fortini.
Age distribution shows the youngest tracked young left-back is Matteo Cocchi (19 years, Inter Milan, €1.5M), while the oldest is Edoardo Pieragnolo (23 years, US Sassuolo, €2.0M). Research shows Young Left-Backs typically peak at age 28.
Our 1-year forecast model projects 13 Young Left-Backs (68%) will increase in market value over the next 12 months based on age-curve trajectories, current performance trends, and playing time analysis. The Serie A market for Young Left-Backs remains actively developing with emerging talent as of October 2026.
Explore Market Size by Position in Serie A
Interactive bubble chart showing predicted 2-year growth vs current age for all Serie A Young Left-Backs. Identify undervalued assets and track market momentum across 12 clubs with €64.7M combined value.
Age Distribution: Serie A Young Left-Backs
The Serie A LB market shows 2 distinct age segments, with the largest cohort in the 21-23 bracket (15 players, 79% of market). The U21 age group holds the most value at €36.5M, averaging €9.1M per player.
Top Young Left-Backs by Age Bracket
U21 Years (4 players)
21-23 Years (15 players)
Market Value Distribution
Elite Tier Concentration
The top 2 Young Left-Backs (11% of players) control €34.0M
Market Tiers
Market structure shows distributed value with high (€15-30m) tier representing 5% of the Serie A LB pool.
High (€15-30M)
Mid (€5-15M)
Emerging (<€5M)
Club Distribution: Serie A Young Left-Backs
Among 12 Serie A clubs, AC Milan leads with 2 Young Left-Backs worth €22.1M (averaging €11.1M per player). The top 10 clubs account for 89% of tracked Young Left-Backs.
AC Milan (2 Young Left-Backs)
ACF Fiorentina (2 Young Left-Backs)
Como 1907 (1 Young Left-Backs)
Torino FC (2 Young Left-Backs)
Scout Tools
Advanced analytics for scouting and recruitment decisions. Each tool provides unique insights into player value, potential, and market dynamics.
Pre-Peak Value Efficiency (PPVE)
Identifies pre-peak players offering exceptional value relative to their age bracket. Higher PPVE = better value.
Understanding Pre-Peak Value Efficiency (PPVE)
Como 1907's Álex Valle at 22 years old has the highest Pre-Peak Value Efficiency at 24.00×. That means Álex Valle is valued 24.00× higher than the median player in the 21-23 age bracket-representing exceptional value before reaching peak age.
In second is Torino FC's Rafa Obrador, who is 22 years old, with a 10.00× PPVE. Third is Riyad Idrissi of Cagliari Calcio, who is 21 years old with a 8.00× PPVE.
How PPVE is calculated: PPVE compares a player's current market value to the median value of all players in their age bracket. A PPVE of 24.00× means the player is worth 2300% more than typical players their age-making them high-value targets before they reach peak value.
PPVE by Age Bracket
| Rank | Player | Age | Bracket | Current Value | Bracket Median | PPVE |
|---|---|---|---|---|---|---|
| #1 | Álex Valle Como 1907 | 22 | 21-23 | €12.0M | €500K | 24.00x |
| #2 | Rafa Obrador Torino FC | 22 | 21-23 | €5.0M | €500K | 10.00x |
| #3 | Riyad Idrissi Cagliari Calcio | 21 | 21-23 | €4.0M | €500K | 8.00x |
| #4 | Edoardo Pieragnolo US Sassuolo | 23 | 21-23 | €2.0M | €500K | 4.00x |
| #5 | Jonas Rouhi Juventus FC | 22 | 21-23 | €2.0M | €500K | 4.00x |
| #6 | Davide Bartesaghi AC Milan | 20 | U21 | €22.0M | €10.0M | 2.20x |
| #7 | Franco Carboni Parma Calcio 1913 | 23 | 21-23 | €900K | €500K | 1.80x |
| #8 | Andrea Ceresoli Atalanta BC | 23 | 21-23 | €500K | €500K | 1.00x |
| #9 | Riccardo Turicchia Juventus FC | 23 | 21-23 | €500K | €500K | 1.00x |
| #10 | Niccolò Fortini ACF Fiorentina | 20 | U21 | €10.0M | €10.0M | 1.00x |
| #11 | Vimoj Muntu Wa Mungu Torino FC | 21 | 21-23 | €300K | €500K | 0.60x |
| #12 | Iacopo Regonesi Atalanta BC | 22 | 21-23 | €200K | €500K | 0.40x |
| #13 | Matteo Motta Inter Milan | 21 | 21-23 | €200K | €500K | 0.40x |
| #14 | Luis Balbo ACF Fiorentina | 20 | U21 | €3.0M | €10.0M | 0.30x |
| #15 | Francesco Migliardi UC Sampdoria | 23 | 21-23 | €150K | €500K | 0.30x |
| #16 | Alessio Rizza FC Empoli | 23 | 21-23 | €150K | €500K | 0.30x |
| #17 | Matteo Falasca US Sassuolo | 22 | 21-23 | €150K | €500K | 0.30x |
| #18 | Andrea Bozzolan AC Milan | 22 | 21-23 | €125K | €500K | 0.25x |
| #19 | Matteo Cocchi Inter Milan | 19 | U21 | €1.5M | €10.0M | 0.15x |
Return-to-Peak Potential (RPP)
Recovery potential from current value to forecasted peak. Shows how much upside remains for players approaching their prime.
Unlock Return-to-Peak analysis for Serie A Young Left-Backs.
Upgrade to FanRisk-Adjusted Upside (RAU)
Upside potential weighted against forecast uncertainty. Higher RAU = better risk-reward profile.
Unlock Risk-Adjusted Upside for Serie A Young Left-Backs.
Upgrade to FanRoster Pressure Index (RPI)
Squad depth pressure based on Z-score distribution. Negative RPI = thin depth, positive = deep roster.
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Upgrade to FanAge-Share Concentration (ASC)
Identifies players capturing disproportionate value relative to age group representation. Positive ASC = value concentration.
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Upgrade to FanBuy-Now vs Wait-List Map
Categorizes players by age position and upside potential to guide timing of acquisition.
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Upgrade to FanPrice vs Peer Z-Score
IQR-based pricing analysis relative to position peers. Identifies over/undervalued players vs market.
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How We Rank Serie A Young Left-Backs
Our Analytical Strength Index is calibrated specifically for young left-backs, using position-specific age curves and playing time benchmarks. The model draws from academic research on player valuation (Franck & Nüesch, 2012) and age-performance curves (Dendir, 2016).
Scoring Components for LB
Historical Achievement Index (35%)
Peak career market value for Serie A young left-backs, reflecting proven track record and reputation. Uses log-scale to account for exponential value distribution at elite level.
Current Performance Proxy (30%)
Present market value for Serie A young left-backs, capturing recent form, injuries, and current performance level. Weighted to reflect age-related depreciation patterns.
Playing Time Utilization (18%)
Defenders with 2,500+ minutes score highest, indicating regular starting role and sustained performance.
Age-Adjusted Performance Curve (12%)
Defenders peak at 28 with 5.0%/year decline rate. Pre-peak players score higher on development trajectory.
Competition Level Adjustment (3%)
Serie A receives Top 5 European league premium for competitive intensity and quality of opposition.
Performance Expectations Multiplier (2%)
Players at clubs with Champions League pedigree face higher performance standards and tactical complexity, contributing to development and market validation.
LB Performance Benchmarks
Peak Age: 28 years (balance of physicality and tactical intelligence)
Decline Rate: Widening steps, not a flat rate: about -5% at 29, -10% at 30, steeper from 31 (positioning offsets pace loss)
Optimal Minutes: 2,500 per season (regular starter with rotation management)
1-Year Market Value Forecast
Probabilistic model combining age-curve depreciation, value momentum, and playing time factors:
• Age Factor: Compounding and banded around a peak of 28: +25%/year through age 21, +15% at 22-23, +10% up to the year before peak, then -5%, -10% and steeper with each later band. Growth is damped above €30M.
• Value Trajectory: Near career peak (>95% of peak value): +3% momentum | Moderate decline: -5%
• Playing Time Factor: Regular starters (+2%), Squad rotation (-2%)
• Forecast Range: ±10% confidence interval
Research Foundation
• Dendir (2016): Age-performance curves for young left-backs
• Carmichael et al. (2011): Player depreciation in top leagues
• Franck & Nüesch (2012): Hedonic pricing models for talent valuation
• Szymanski, S. (2015). Money and Soccer: A Soccernomics Guide
Frequently Asked Questions
Common questions about Serie A Young Left-Backs, updated October 2026
Who are the most valuable Young Left-Backs in the Serie A right now?
The most valuable young left-back in the Serie A today is Davide Bartesaghi, who is worth €22.0M and plays for AC Milan. The second most valuable is Álex Valle (€12.0M, Como 1907), followed by Niccolò Fortini (€10.0M, ACF Fiorentina). Our database tracks 19 Serie A Young Left-Backs with comprehensive market valuations updated in October 2026.
How are Serie A Young Left-Backs ranked?
Serie A Young Left-Backs are ranked by our proprietary Analytical Strength Index, which is specifically calibrated for Young Left-Backs. The score combines six factors: Historical Achievement Index (35%) measuring peak career value, Current Performance Proxy (30%) reflecting recent market signals, Playing Time Utilization (18%) tracking minutes played, Age-Adjusted Performance Curve (12%) using position-specific peak ages, League Quality Coefficient (3%) for Serie A competition level, and Club Tier Multiplier (2%) accounting for club prestige. This methodology is grounded in academic research including work by Dendir (2016) on age-performance curves and Franck & Nüesch (2012) on hedonic pricing models.
What age do Young Left-Backs peak?
Defenders typically peak at age 28. In our valuation model, value then falls in widening steps rather than at a flat annual rate: around -5% at 29, -10% at 30, and -25% or more from 31. Research shows defenders balance physical attributes with tactical intelligence, allowing them to maintain high performance through their late 20s. The optimal playing time for peak performance is around 2,500 minutes per season.
How much does it cost to sign a top young left-back from the Serie A?
Transfer fees for Serie A Young Left-Backs vary significantly based on market value, contract length, and club bargaining position. For the top-ranked young left-back Davide Bartesaghi (market value: €22.0M), estimated transfer fees would range from €17.6M to €30.8M depending on contract situation. Players with longer contracts (3+ years) command premium fees (1.2-1.4× market value), while those in the final year may be available for 0.8-1.1× market value. Our fee estimates are derived from historical transfer patterns and contract-clock modifiers validated against actual Serie A transactions.
What is the value forecast for Serie A Young Left-Backs?
Our 1-year forecast model projects market value changes for Serie A Young Left-Backs based on age-curve depreciation, historical trajectory, and playing time adjustments. The forecast combines three factors: age-based appreciation/depreciation (pre-peak players compound gains toward their position's peak age, up to +25% a year through age 21 and easing as they approach it, while post-peak players fall in widening steps), market trajectory momentum (comparing current to peak value), and playing time confidence (regular starters receive +2% boost). Forecast confidence intervals account for position-specific volatility-defenders have ±10% volatility. Young players (under 22) and older players (over 32) receive 1.15× uncertainty multipliers due to unpredictable development or decline patterns.
Where does the Serie A young left-back data come from?
Our Serie A young left-back data is sourced from Football Analytics AI's proprietary Transfer Intelligence Database, which aggregates market valuations, player statistics, contract information, and transfer histories from multiple industry sources. Market values are updated regularly based on player performance, injuries, contract negotiations, and transfer market activity. We enhance this data with our proprietary analytics including position-specific scoring algorithms, age-performance curves calibrated to academic research, and statistical forecast models. All data is validated against official Serie A sources and updated monthly (last update October 2026) to ensure accuracy for recruitment and investment decisions.