ProdigyChain Rankings
William Koski
Nacka HK U20 · U20 Region
Current rank #132 worldwide · #25 in Sweden
- Position
- Goaltender
- Born
- 2009
- Country
- Sweden
- Team
- Nacka HK U20 (U20 Region)
- Height
- 181 cm
- Weight
- 71 kg
William Koski is a 2009 goaltender from Sweden, currently with Värmdö HC U18 2 (U18 Div.1).
ProdigyChain rating breakdown
Overall 66/99
- Performance
- 69
- Level
- 82
- Physical
- 42
- Achievements
- 0
- Trending
- 78
- Visibility
- 26
Scoring production vs. league and age group (percentile)
Strength of the league and team the player competes in
Height, weight and frame relative to the age group
International tournaments, drafts and career milestones
Recent week-over-week rank and production movement
Profile views and scouting attention across the network
Season stats
| Season | Team | League | GP | W | L | SO | GAA | SV% |
|---|---|---|---|---|---|---|---|---|
| 2026-2027 | Nacka HK U18 | U18 Region | 8 | 4 | 4 | 3 | 1.61 | 95.5% |
| 2026-2027 | Nacka HK U20 | U20 Region | 1 | 0 | 1 | 0 | 4.00 | 87.5% |
| 2025-2026 | Värmdö HC U18 | U18 Region | 5 | 3 | 2 | 0 | 3.16 | 91.9% |
| 2025-2026 | Huddinge IK U18 | U18 Region | 5 | 1 | 4 | 0 | 3.60 | 85.7% |
| 2025-2026 | Huddinge IK U18 | U18 Region | 2 | 0 | 2 | 0 | 9.87 | 72.0% |
| 2025-2026 | Värmdö HC U18 2 | 1 | 1 | 0 | 0 | 1.00 | 96.4% | |
| 2024-2025 | Brinkens IF U16 | U16 Div.2 | 17 | 12 | 5 | 0 | 2.75 | 88.8% |
| 2024-2025 | Brinkens IF U16 | U16 Div.2 | 2 | 0 | 2 | 0 | 4.62 | 81.5% |
Ranked near William Koski
2009-born players around #132 in the worldwide rankings.
- Matyas Cancik #126 · Saint John Sea Dogs · Czechia
- Thaddeus McMahon #126 · Omaha Lancers · USA
- Ewan Findlater #126 · Northwood School · Canada
- Artur Zolkin #127 · Karmet Karaganda · Kazakhstan
- Chase Sewell #127 · Sarnia Sting · Canada
- Nathan Ouellet #127 · Shawinigan Cataractes · Canada
- Ian Inskip #128 · Windsor Spitfires · Canada
- Aiden Mowrey #128 · Barrie Colts · USA
Want the full algorithmic breakdown?
Factor scores (F01–F37), per-category percentiles, comp finder, draft fit, and weekly rank movement live on theprodigychain.com.