| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2011 | 1. Division | 29 | — | 1 | 0 | — | — |
| 2012 | 1. Division | 25 | — | 3 | 0 | — | — |
| 2013 | 1. Division | 30 | — | 3 | 0 | — | — |
| 2014 | Eliteserien | 18 | 2281 | 0 | 0 | 0 | 7.14 |
| 2015 | Eliteserien | 13 | 743 | 0 | 1 | 0.12 | — |
| 2015 | 1. Division | 5 | — | 0 | 0 | — | — |
| 2016 | Eliteserien | 28 | 2520 | 3 | 2 | 0.18 | 7.27 |
| 2017 | Eliteserien | 27 | 2423 | 1 | 3 | 0.15 | 7.25 |
| 2018 | Eliteserien | 15 | 1342 | 2 | 0 | 0.13 | 7.26 |
| 2018/2019 | Superliga (Denmark) | 27 | 2061 | 1 | 0 | 0.04 | — |
| 2019 | Allsvenskan | 10 | 894 | 1 | 0 | 0.1 | 7.03 |
| 2019/2020 | Superliga (Denmark) | 5 | 422 | 0 | 0 | 0 | 6.9 |
| 2020 | Allsvenskan | 23 | 1932 | 1 | 2 | 0.14 | 7.07 |
| 2020/2021 | Pro League | 9 | 676 | 0 | 1 | 0.13 | 7.01 |
| 2021 | Eliteserien | 15 | 1350 | 0 | 1 | 0.07 | 7.38 |
| 2022 | 1. Division | 29 | 2516 | 5 | 9 | 0.5 | — |
| 2023 | Eliteserien | 29 | 2543 | 9 | 0 | 0.32 | 7.46 |
| 2024 | Eliteserien | 15 | 1239 | 2 | 1 | 0.22 | 7.37 |
| 2024/2025 | Premiership | 26 | 2142 | 0 | 1 | 0.04 | 6.95 |
| 2025/2026 | Premiership | 14 | 667 | 1 | 0 | 0.13 | 6.71 |
| 2026 | 1. Division | 16 | 1417 | 1 | 2 | 0.19 | 6.71 |
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 2026-08-19
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Sandefjord | 12 | 8 | 3 | 1 | 0 | 0 | 3 | 0 |
 Sarpsborg 08 | 12 | 4 | 4 | 4 | 2 | 0 | 4 | 0 |
 Haugesund | 11 | 7 | 2 | 2 | 2 | 0 | 2 | 0 |
 Molde | 11 | 3 | 1 | 7 | 0 | 0 | 1 | 0 |
 Strømsgodset | 11 | 6 | 3 | 2 | 0 | 0 | 0 | 0 |
 Stabæk | 11 | 7 | 2 | 2 | 2 | 0 | 0 | 0 |
 Rosenborg | 11 | 4 | 3 | 4 | 1 | 0 | 4 | 0 |
 Bodø / Glimt | 11 | 5 | 3 | 3 | 1 | 0 | 3 | 0 |
 Lillestrøm | 11 | 5 | 3 | 3 | 3 | 1 | 2 | 0 |
 Viking | 10 | 3 | 4 | 3 | 0 | 0 | 3 | 0 |
 Odd | 10 | 5 | 3 | 2 | 1 | 1 | 3 | 0 |
 Tromsø | 10 | 5 | 3 | 2 | 0 | 1 | 3 | 0 |
 Vålerenga | 9 | 3 | 2 | 4 | 2 | 0 | 1 | 0 |
 Aalesund | 8 | 5 | 2 | 1 | 2 | 0 | 3 | 1 |
 Start | 7 | 6 | 1 | 0 | 0 | 0 | 1 | 0 |
 Celtic | 6 | 0 | 1 | 5 | 0 | 0 | 4 | 0 |
 Dundee United | 6 | 1 | 3 | 2 | 0 | 0 | 0 | 0 |
 Motherwell | 6 | 2 | 0 | 4 | 0 | 0 | 1 | 0 |
 Kristiansund | 6 | 3 | 1 | 2 | 1 | 0 | 2 | 0 |
 Sogndal | 6 | 5 | 1 | 0 | 0 | 0 | 0 | 0 |
Sivert Heltne Nilsen's 2026 1. Division season produced 1 goal and 2 assists across 16 appearances (1,417 minutes) — 0.19 goal involvements per 90. His average match rating for that season computes to 6.71.
His ratings range from 6.71 (2025/2026) up to 7.46 in 2023, Eliteserien. His two latest rated seasons run 0.46 lower than the rest of his career.
