| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2015 | 1. Division | 24 | — | 1 | 0 | — | — |
| 2016 | Eliteserien | 7 | 444 | 0 | 0 | 0 | 6.95 |
| 2017 | Eliteserien | 27 | 2305 | 1 | 0 | 0.04 | 7.08 |
| 2018 | Eliteserien | 14 | 853 | 0 | 0 | 0 | 6.88 |
| 2019 | Allsvenskan | 26 | 2272 | 1 | 0 | 0.04 | 7.05 |
| 2020 | Eliteserien | 12 | 924 | 2 | 0 | 0.19 | 7.29 |
| 2021 | Eliteserien | 14 | 987 | 1 | 1 | 0.18 | 7.04 |
| 2021/2022 | Ligue 1 | 24 | 1954 | 1 | 1 | 0.09 | 6.83 |
| 2022/2023 | Ligue 2 | 36 | 3908 | 1 | 0 | 0.02 | 7.28 |
| 2023/2024 | Ligue 2 | 13 | 984 | 0 | 0 | 0 | 7.01 |
| 2024 | Major League Soccer (United States) | 27 | 2021 | 3 | 0 | 0.13 | 7.1 |
| 2025 | Major League Soccer (United States) | 18 | 1376 | 0 | 1 | 0.07 | 6.84 |
| 2026 | Major League Soccer (United States) | 9 | 724 | 0 | 0 | 0 | 6.87 |
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 2026-07-23
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Rosenborg | 8 | 3 | 0 | 5 | 0 | 0 | 1 | 0 |
 Sarpsborg 08 | 8 | 2 | 3 | 3 | 0 | 0 | 2 | 0 |
 Haugesund | 7 | 5 | 2 | 0 | 0 | 0 | 0 | 0 |
 Strømsgodset | 7 | 5 | 2 | 0 | 1 | 0 | 1 | 0 |
 Odd | 7 | 5 | 1 | 1 | 0 | 0 | 2 | 0 |
 Stabæk | 6 | 4 | 0 | 2 | 1 | 0 | 0 | 0 |
 Kristiansund | 6 | 3 | 0 | 3 | 0 | 0 | 0 | 0 |
 Brann | 6 | 5 | 0 | 1 | 0 | 0 | 2 | 0 |
 Viking | 5 | 1 | 1 | 3 | 0 | 1 | 1 | 0 |
 Aalesund | 5 | 4 | 0 | 1 | 0 | 0 | 0 | 0 |
 Vålerenga | 5 | 3 | 1 | 1 | 0 | 0 | 0 | 0 |
 Sandefjord | 5 | 3 | 1 | 1 | 0 | 0 | 0 | 0 |
 Bodø / Glimt | 5 | 4 | 0 | 1 | 0 | 0 | 1 | 0 |
 Lillestrøm | 5 | 3 | 2 | 0 | 1 | 0 | 0 | 0 |
 Tromsø | 5 | 4 | 1 | 0 | 0 | 0 | 0 | 0 |
 New England | 4 | 1 | 0 | 3 | 0 | 0 | 2 | 0 |
 Start | 4 | 3 | 1 | 0 | 1 | 0 | 0 | 0 |
 CF Montréal | 4 | 1 | 1 | 2 | 0 | 0 | 1 | 0 |
 Nashville SC | 4 | 1 | 1 | 2 | 0 | 0 | 1 | 0 |
 Inter Miami | 4 | 1 | 1 | 2 | 0 | 0 | 1 | 0 |
Player stats against each opponent national team
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Montenegro | 2 | 2 | 0 | 0 | 0 | 0 | 1 | 0 |
 Greece | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Finland | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 Kazakhstan | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Cyprus | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Slovenia | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Armenia | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Slovakia | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Republic of Ireland | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Israel | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Netherlands | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Scotland | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 Spain | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Turkey | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 Faroe Islands | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Moldova | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Luxembourg | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Serbia | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Gibraltar | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
Neither a goal nor an assist came from Stian Gregersen's 9 Major League Soccer (United States) appearances in 2026 (724 minutes). His average match rating for that season computes to 6.87.
Season ratings peak at 7.29 in 2020, Eliteserien and bottom out at 6.83 in 2021/2022. The direction of late is downward — 0.2 under his prior average over the last two rated seasons.
