Best U23 Young Left-Backs in the Serie A
8 players aged 23 or under · ranked by Analytical Strength Score
Best Young Left-Backs in the Serie A (Apr 2026)
Ranked by Analytical Strength Score
Market Overview: Serie A Young Left-Backs 2024-25
Our database tracked 8 Serie A Young Left-Backs in the 2024-25 season, representing 7 clubs with a combined market value of €51.9M. The average market value for Serie A Young Left-Backs was €6.5M, with the average age at 21.3 years old.
The most valuable young left-back in the Serie A was Honest Ahanor, worth €20.0M and played for Atalanta BC at 18 years old. The top 5 Young Left-Backs averaged €8.9M in market value, including Niccolò Fortini and Álex Valle.
Age distribution showed the youngest tracked young left-back was Honest Ahanor (18 years, Atalanta BC, €20.0M), while the oldest was Josh Doig (23 years, US Sassuolo, €5.0M). Research shows Young Left-Backs typically peak at age 27.
Historical analysis showed 8 Young Left-Backs (100%) increased in market value over the following 12 months based on age-curve trajectories, then-current performance trends, and playing time analysis. The Serie A market for Young Left-Backs remained actively developing with emerging talent in the 2024-25 season.
💡 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.
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 7 clubs with €51.9M 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 (5 players, 63% of market). The U21 age group holds the most value at €31.5M, averaging €10.5M per player.
Top Young Left-Backs by Age Bracket
U21 Years (3 players)
21-23 Years (5 players)
Market Value Distribution
Elite Tier Concentration
The top 1 Young Left-Backs (13% of players) control €20.0M
Market Tiers
Market structure shows distributed value with high (€15-30m) tier representing 13% of the Serie A LB pool.
High (€15-30M)
Mid (€5-15M)
Emerging (<€5M)
Club Distribution: Serie A Young Left-Backs
Among 7 Serie A clubs, Atalanta BC leads with 1 Young Left-Backs worth €20.0M (averaging €20.0M per player). The top 10 clubs account for 100% of tracked Young Left-Backs.
Atalanta BC (1 Young Left-Backs)
ACF Fiorentina (1 Young Left-Backs)
US Sassuolo (2 Young Left-Backs)
Como 1907 (1 Young Left-Backs)
Player Rankings
Ranked by APE Strength Score. Click any player to view full profile, or click the chart icon to see value history.
Honest Ahanor
Atalanta BC • 18 years old
€17.3M
€20.0M
+15.6%
Expected: €24.7M
71.0
Niccolò Fortini
ACF Fiorentina • 20 years old
€7.4M
€8.5M
+15.6%
Expected: €9.7M
57.9
Álex Valle
Como 1907 • 22 years old
€5.2M
€6.0M
+15.6%
Expected: €6.4M
54.8
Josh Doig
US Sassuolo • 23 years old
€4.3M
€5.0M
+15.6%
Expected: €5.4M
53.2
Mathias Løvik
Parma Calcio 1913 • 22 years old
€4.3M
€5.0M
+15.6%
Expected: €5.3M
52.6
Davide Bartesaghi
AC Milan • 20 years old
€2.6M
€3.0M
+15.6%
Expected: €3.4M
41.4
Edoardo Pieragnolo
US Sassuolo • 23 years old
€2.1M
€2.4M
+15.6%
Expected: €2.6M
40.4
Jonas Rouhi
Juventus FC • 22 years old
€1.7M
€2.0M
+15.6%
Expected: €2.1M
37.6
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)
Atalanta BC's Honest Ahanor at 18 years old has the highest Pre-Peak Value Efficiency at 2.35×. That means Honest Ahanor is valued 2.35× higher than the median player in the U21 age bracket—representing exceptional value before reaching peak age.
In second is Como 1907's Álex Valle, who is 22 years old, with a 1.20× PPVE. Third is Josh Doig of US Sassuolo, who is 23 years old with a 1.00× 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 2.35× means the player is worth 135% 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 | Honest Ahanor Atalanta BC | 18 | U21 | €20.0M | €8.5M | 2.35× |
| #2 | Álex Valle Como 1907 | 22 | 21-23 | €6.0M | €5.0M | 1.20× |
| #3 | Josh Doig US Sassuolo | 23 | 21-23 | €5.0M | €5.0M | 1.00× |
| #4 | Mathias Løvik Parma Calcio 1913 | 22 | 21-23 | €5.0M | €5.0M | 1.00× |
| #5 | Niccolò Fortini ACF Fiorentina | 20 | U21 | €8.5M | €8.5M | 1.00× |
| #6 | Edoardo Pieragnolo US Sassuolo | 23 | 21-23 | €2.4M | €5.0M | 0.48× |
| #7 | Jonas Rouhi Juventus FC | 22 | 21-23 | €2.0M | €5.0M | 0.40× |
| #8 | Davide Bartesaghi AC Milan | 20 | U21 | €3.0M | €8.5M | 0.35× |
Return-to-Peak Potential (RPP)
Recovery potential from current value to forecasted peak. Shows how much upside remains for players approaching their prime.
Understanding Return-to-Peak Potential (RPP)
Atalanta BC's Honest Ahanor at 18 years old has the highest Return-to-Peak Potential at +44%. That means Honest Ahanor is projected to appreciate 44% as they reach their peak age in 8 years—representing significant upside before entering their prime.
In second is AC Milan's Davide Bartesaghi, who is 20 years old, with a +35% RPP (6 years to peak). Third is Niccolò Fortini of ACF Fiorentina, who is 20 years old with a +35% RPP (6 years to peak).
How RPP is calculated: RPP compares a player's current market value to their forecasted peak value, calculating the percentage appreciation potential. A 44% RPP means the player is expected to gain 44% value as they enter their prime—making them excellent growth investments.
Recovery Potential by Player
| Rank | Player | Age | Years to Peak | Current | Peak Forecast | RPP % |
|---|---|---|---|---|---|---|
| #1 | Honest Ahanor Atalanta BC | 18 | 8 | €20.0M | €35.7M | +44% |
| #2 | Davide Bartesaghi AC Milan | 20 | 6 | €3.0M | €4.6M | +35% |
| #3 | Niccolò Fortini ACF Fiorentina | 20 | 6 | €8.5M | €13.1M | +35% |
| #4 | Mathias Løvik Parma Calcio 1913 | 22 | 4 | €5.0M | €6.7M | +25% |
| #5 | Jonas Rouhi Juventus FC | 22 | 4 | €2.0M | €2.7M | +25% |
| #6 | Álex Valle Como 1907 | 22 | 4 | €6.0M | €8.0M | +25% |
| #7 | Josh Doig US Sassuolo | 23 | 3 | €5.0M | €6.2M | +20% |
| #8 | Edoardo Pieragnolo US Sassuolo | 23 | 3 | €2.4M | €3.0M | +20% |
Risk-Adjusted Upside (RAU)
Upside potential weighted against forecast uncertainty. Higher RAU = better risk-reward profile.
Understanding Risk-Adjusted Upside (RAU)
Atalanta BC's Honest Ahanor has the highest Risk-Adjusted Upside at 68.9. That means Honest Ahanor has 23% upside potential with only 0% forecast uncertainty—representing excellent risk-reward for value appreciation.
In second is ACF Fiorentina's Niccolò Fortini with a 46.3 RAU (15% upside, 0% uncertainty). Third is Davide Bartesaghi of AC Milan with a 46.3 RAU (15% upside, 0% uncertainty).
How RAU is calculated: RAU divides upside potential by forecast uncertainty (RAU = Upside % ÷ Uncertainty %). A RAU of 68.9 means the upside is 68.9× greater than the uncertainty—making it a high-confidence growth opportunity. Target RAU ≥2.0 for balanced risk-reward.
Risk-Adjusted Upside by Player
| Rank | Player | Expected | Range | Upside % | RAU |
|---|---|---|---|---|---|
| #1 | Honest Ahanor Atalanta BC | €24.7M | €21.3M-28.1M | +23% | 68.9 |
| #2 | Niccolò Fortini ACF Fiorentina | €9.7M | €8.4M-11.1M | +15% | 46.3 |
| #3 | Davide Bartesaghi AC Milan | €3.4M | €3.0M-3.9M | +15% | 46.3 |
| #4 | Edoardo Pieragnolo US Sassuolo | €2.6M | €2.3M-2.9M | +7% | 27.5 |
| #5 | Josh Doig US Sassuolo | €5.4M | €4.7M-6.0M | +7% | 27.5 |
| #6 | Jonas Rouhi Juventus FC | €2.1M | €1.9M-2.4M | +6% | 23.0 |
| #7 | Álex Valle Como 1907 | €6.4M | €5.6M-7.1M | +6% | 23.0 |
| #8 | Mathias Løvik Parma Calcio 1913 | €5.3M | €4.7M-5.9M | +6% | 23.0 |
Roster Pressure Index (RPI)
Squad depth pressure based on Z-score distribution. Negative RPI = thin depth, positive = deep roster.
What This Shows
Z-Score explained: Measures how many standard deviations a player's strength is from the position average. Z-Score = 0 means average, +1.0 is one standard deviation above average, -1.0 is below average.
How to use: RPI < -1.0 indicates critical depth shortage. These positions need immediate reinforcement. RPI > +1.0 suggests strong depth, allowing selective, high-value additions only.
Current market: young left-back position shows strong depth (avg Z-score: 0.00). RPI: 0.00.
Position Depth Analysis
Highest Z-Scores
Lowest Z-Scores
Age-Share Concentration (ASC)
Identifies players capturing disproportionate value relative to age group representation. Positive ASC = value concentration.
Understanding Age-Share Concentration (ASC)
Atalanta BC's Honest Ahanor in the U21 age bracket has the highest Age-Share Concentration at +23.2%. That means Honest Ahanor captures 60.7% of total market value while representing only 37.5% of players in their age group—showing dominant elite status.
In second is AC Milan's Davide Bartesaghi with a +23.2% ASC (60.7% value share vs 37.5% player share in U21 bracket). Third is Niccolò Fortini of ACF Fiorentina with a +23.2% ASC (60.7% value vs 37.5% players in U21 bracket).
How ASC is calculated: ASC = (% of total value) - (% of total players) in age bracket. A +23.2% ASC means the player captures 23.2% more market value than their numerical representation—indicating marquee status. ASC > +15% = elite dominance, ASC < -15% = potential value targets.
Value Concentration by Player
| Rank | Player | Age Bracket | Value Share | Player Share | ASC |
|---|---|---|---|---|---|
| #1 | Honest Ahanor Atalanta BC | U21 | 60.7% | 37.5% | +23.2% |
| #2 | Davide Bartesaghi AC Milan | U21 | 60.7% | 37.5% | +23.2% |
| #3 | Niccolò Fortini ACF Fiorentina | U21 | 60.7% | 37.5% | +23.2% |
| #4 | Josh Doig US Sassuolo | 21-23 | 39.3% | 62.5% | -23.2% |
| #5 | Mathias Løvik Parma Calcio 1913 | 21-23 | 39.3% | 62.5% | -23.2% |
| #6 | Edoardo Pieragnolo US Sassuolo | 21-23 | 39.3% | 62.5% | -23.2% |
| #7 | Álex Valle Como 1907 | 21-23 | 39.3% | 62.5% | -23.2% |
| #8 | Jonas Rouhi Juventus FC | 21-23 | 39.3% | 62.5% | -23.2% |
Buy-Now vs Wait-List Map
Categorizes players by age position and upside potential to guide timing of acquisition.
What This Shows
How to use: "Buy Now - High Upside" = immediate priority targets. "Watch List" = monitor for 6-12 months. "Peak" = pay premium for proven performers. "Aging" = short-term depth only.
Current market: 1 immediate targets, 7 standard acquisitions, 0 watch-list prospects, 0 at peak.
BUY NOW - High Upside
WATCH LIST - High Upside
No players in this category
BUY NOW - Medium Upside
PEAK Players
No players in this category
Price vs Peer Z-Score
IQR-based pricing analysis relative to position peers. Identifies over/undervalued players vs market.
What This Shows
How to use: Z-score < -1.5 = significantly undervalued (potential bargain). Z-score > +1.5 = premium pricing (requires strong justification). Within ±1.0 = fair market value.
Current market: Position median is €20.0M. 0 undervalued, 0 premium.
Value Positioning vs Peers
| Player | Market Value | Position Median | Z-Score | Assessment |
|---|---|---|---|---|
Jonas Rouhi Juventus FC | €2.0M | €5.0M | -1.00 | Good Value |
Honest Ahanor Atalanta BC | €20.0M | €5.0M | 0.00 | Fair Value |
Josh Doig US Sassuolo | €5.0M | €5.0M | 0.00 | Fair Value |
Mathias Løvik Parma Calcio 1913 | €5.0M | €5.0M | 0.00 | Fair Value |
Edoardo Pieragnolo US Sassuolo | €2.4M | €5.0M | 0.00 | Fair Value |
Davide Bartesaghi AC Milan | €3.0M | €5.0M | 0.00 | Fair Value |
Niccolò Fortini ACF Fiorentina | €8.5M | €5.0M | 0.00 | Fair Value |
Álex Valle Como 1907 | €6.0M | €5.0M | +1.00 | Above Market |