| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2011 | Allsvenskan | 1 | 12 | 0 | 0 | — | — |
| 2012 | Allsvenskan | 25 | 793 | 0 | 0 | 0 | — |
| 2013 | Superettan | 5 | 90 | 0 | 0 | 0 | — |
| 2014 | Allsvenskan | 21 | 769 | 5 | 2 | 0.82 | — |
| 2015 | Allsvenskan | 30 | 1633 | 4 | 0 | 0.22 | — |
| 2016 | Allsvenskan | 26 | 1366 | 4 | 3 | 0.46 | — |
| 2017 | Allsvenskan | 30 | 2361 | 14 | 3 | 0.65 | 7.26 |
| 2018 | Allsvenskan | 8 | 504 | 1 | 1 | 0.36 | 6.83 |
| 2019 | Allsvenskan | 24 | 1091 | 4 | 3 | 0.58 | 7.03 |
| 2020 | Allsvenskan | 30 | 1688 | 9 | 1 | 0.53 | 7.05 |
| 2021 | Allsvenskan | 24 | 1540 | 2 | 4 | 0.35 | 6.89 |
| 2022 | Allsvenskan | 14 | 386 | 2 | 0 | 0.47 | 6.8 |
| 2022/2023 | Premier League (Malta) | 9 | 390 | 0 | 0 | 0 | — |
| 2023 | Superettan | 7 | 602 | 4 | 0 | 0.6 | — |
| 2024 | Superettan | 29 | 2142 | 14 | 1 | 0.63 | 6.8 |
| 2025 | Superettan | 31 | 2648 | 13 | 2 | 0.51 | 6.72 |
| 2026 | Superettan | 20 | 1125 | 1 | 4 | 0.4 | 6.54 |
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 2026-09-01
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 GIF Sundsvall | 7 | 3 | 2 | 2 | 2 | 0 | 1 | 0 |
 Helsingborg | 6 | 2 | 0 | 4 | 2 | 0 | 0 | 0 |
 Kalmar | 5 | 3 | 1 | 1 | 4 | 0 | 1 | 0 |
 Landskrona | 5 | 3 | 1 | 1 | 2 | 0 | 0 | 0 |
 Falkenberg | 5 | 2 | 1 | 2 | 2 | 0 | 0 | 0 |
 Sandvikens IF | 5 | 1 | 1 | 3 | 1 | 1 | 2 | 0 |
 Örgryte | 4 | 1 | 1 | 2 | 0 | 0 | 0 | 0 |
 Utsikten | 4 | 1 | 1 | 2 | 1 | 0 | 1 | 0 |
 Degerfors | 4 | 3 | 0 | 1 | 1 | 0 | 2 | 0 |
 Öster | 4 | 0 | 2 | 2 | 3 | 0 | 0 | 0 |
 Trelleborg | 4 | 0 | 3 | 1 | 1 | 0 | 0 | 0 |
 Örebro | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 0 |
 GAIS | 3 | 0 | 2 | 1 | 0 | 0 | 1 | 0 |
 Hammarby | 3 | 0 | 1 | 2 | 0 | 0 | 0 | 0 |
 Umeå | 3 | 1 | 2 | 0 | 2 | 0 | 0 | 0 |
 Gefle | 3 | 1 | 0 | 2 | 3 | 1 | 0 | 0 |
 Mjällby | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
 Hapoel Be'er Sheva | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
 St Patrick's | 2 | 2 | 0 | 0 | 1 | 0 | 0 | 0 |
 Dalkurd | 2 | 2 | 0 | 0 | 2 | 0 | 0 | 0 |
Karl Holmberg closed the 2026 Superettan campaign on 1 goal and 4 assists from 20 outings (1,125 minutes) — 0.4 goal involvements per 90. Per-match rating over the season: 6.54.
At his best he averaged 7.26 in 2017, Allsvenskan; at his worst, 6.54 in 2026. His last two rated seasons average 0.32 below his earlier career level.
