| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2010/2011 | League One (England) | 1 | — | 0 | 0 | — | — |
| 2011/2012 | Enterprise National League (England) | 38 | — | 4 | 0 | — | — |
| 2012/2013 | Enterprise National League (England) | 3 | — | 0 | 0 | — | — |
| 2012/2013 | Enterprise National League North (England) | 26 | — | 6 | 0 | — | — |
| 2013/2014 | Enterprise National League North (England) | 31 | — | 3 | 0 | — | — |
| 2014/2015 | Enterprise National League North (England) | 38 | 90 | 4 | 0 | 4 | — |
| 2015/2016 | Enterprise National League North (England) | 36 | — | 9 | 0 | — | — |
| 2017/2018 | Enterprise National League North (England) | 16 | 1440 | 3 | 0 | 0.19 | — |
| 2017/2018 | Non League Div One: Northern North | 17 | 1530 | 0 | 0 | 0 | — |
| 2018/2019 | Enterprise National League (England) | 2 | 210 | 11 | 0 | 4.71 | — |
| 2019/2020 | League Two (England) | 24 | 1989 | 0 | 1 | 0.05 | 6.95 |
| 2020/2021 | League Two (England) | 38 | 3285 | 5 | 0 | 0.14 | 7.33 |
| 2021/2022 | League Two (England) | 40 | 3598 | 3 | 4 | 0.18 | 7.32 |
| 2022/2023 | League Two (England) | 46 | 3974 | 7 | 2 | 0.2 | 7.33 |
| 2023/2024 | League One (England) | 43 | 3843 | 4 | 2 | 0.14 | 7.59 |
| 2024/2025 | League One (England) | 43 | 3861 | 3 | 1 | 0.09 | 7.37 |
| 2025/2026 | League One (England) | 44 | 3785 | 3 | 1 | 0.1 | 7.14 |
Domestic league competitions only (SportMonks sub_type='domestic'); national-team, continental and cup competitions are excluded. Classification resolved by league id against the canonical leagues index. G+A/90 computed from minutes actually played.
Figures computed from the GioScore season-stats database · as of 2026-08-14
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Leyton Orient | 14 | 5 | 4 | 5 | 1 | 0 | 2 | 0 |
 Exeter City | 12 | 4 | 2 | 6 | 1 | 0 | 1 | 0 |
 Mansfield Town | 12 | 2 | 5 | 5 | 0 | 0 | 2 | 0 |
 Bradford City | 11 | 5 | 3 | 3 | 2 | 0 | 4 | 0 |
 Crawley Town | 10 | 4 | 2 | 4 | 2 | 1 | 2 | 0 |
 Northampton Town | 10 | 4 | 2 | 4 | 2 | 0 | 4 | 1 |
 Carlisle United | 10 | 3 | 6 | 1 | 1 | 0 | 1 | 0 |
 Port Vale | 10 | 3 | 5 | 2 | 0 | 2 | 6 | 0 |
 Newport County | 9 | 5 | 2 | 2 | 0 | 1 | 1 | 0 |
 Burton Albion | 9 | 3 | 3 | 3 | 0 | 0 | 2 | 0 |
 Walsall | 8 | 3 | 2 | 3 | 2 | 0 | 3 | 0 |
 Bolton Wanderers | 7 | 1 | 2 | 4 | 0 | 0 | 3 | 0 |
 Reading | 7 | 2 | 2 | 3 | 1 | 0 | 0 | 0 |
 Colchester United | 7 | 1 | 4 | 2 | 2 | 1 | 2 | 0 |
 Tranmere Rovers | 7 | 2 | 1 | 4 | 0 | 1 | 1 | 0 |
 Bristol Rovers | 7 | 4 | 1 | 2 | 0 | 0 | 0 | 0 |
 Cambridge United | 7 | 4 | 1 | 2 | 0 | 0 | 1 | 0 |
 Peterborough United | 7 | 2 | 2 | 3 | 0 | 0 | 2 | 0 |
 AFC Wimbledon | 7 | 4 | 1 | 2 | 1 | 0 | 1 | 0 |
 Barrow | 7 | 3 | 1 | 3 | 0 | 0 | 0 | 0 |
Across 44 League One (England) appearances in 2025/2026, C. Piergianni contributed 3 goals plus 1 assist (3,785 minutes) — 0.1 goal involvements per 90. His average match rating for that season computes to 7.14.
His best-rated season remains 2023/2024 (7.59, League One (England)); his lowest was 2019/2020 (6.95).
