| Diamond League 2020 Stockholm | 400m (Men) | 45.05 | 1 | NOR | 2020-08-23 00:00:00 | FINAL | | SB |
| European Championship 2018 Berlin | 400m (Men) | 46.68 | 8 | NOR | 2018-08-10 00:00:00 | FINAL | | |
| European Championship 2018 Berlin | 400m (Men) | 44.91 | 1 | NOR | 2018-08-08 00:00:00 | SF3 | | SB |
| Olympic Games 2024 Paris | 400m Hurdles (Men) 0.914m | 47.06 | 2 | NOR | 2024-08-09 00:00:00 | FINAL | | |
| Olympic Games 2024 Paris | 400m Hurdles (Men) 0.914m | 47.67 | 1 | NOR | 2024-08-07 00:00:00 | SF1 | | |
| Olympic Games 2024 Paris | 400m Hurdles (Men) 0.914m | 47.57 | 1 | NOR | 2024-08-05 00:00:00 | H2 | | |
| World Championship 2023 Budapest | 400m Hurdles (Men) 0.914m | 46.89 | 1 | NOR | 2023-08-23 00:00:00 | FINAL | | |
| World Championship 2023 Budapest | 400m Hurdles (Men) 0.914m | 47.09 | 1 | NOR | 2023-08-21 00:00:00 | SF3 | | |
| World Championship 2023 Budapest | 400m Hurdles (Men) 0.914m | 48.76 | 2 | NOR | 2023-08-20 00:00:00 | H3 | | |
| World Championship 2022 Oregon | 400m Hurdles (Men) 0.914m | 48.42 | 7 | NOR | 2022-07-19 00:00:00 | FINAL | | |
| World Championship 2022 Oregon | 400m Hurdles (Men) 0.914m | 48.00 | 1 | NOR | 2022-07-17 00:00:00 | SF3 | | SB |
| World Championship 2022 Oregon | 400m Hurdles (Men) 0.914m | 49.34 | 1 | NOR | 2022-07-16 00:00:00 | H3 | | SB |
| Diamond League 2022 Rabat | 400m Hurdles (Men) 0.914m | DNF | | NOR | 2022-06-05 00:00:00 | FINAL | | |
| Olympic Games 2020 Tokyo | 400m Hurdles (Men) 0.914m | 45.94 | 1 | NOR | 2021-08-02 00:00:00 | FINAL | | WR |
| Olympic Games 2020 Tokyo | 400m Hurdles (Men) 0.914m | 47.30 | 1 | NOR | 2021-08-01 00:00:00 | SF1 | | |
| Olympic Games 2020 Tokyo | 400m Hurdles (Men) 0.914m | 48.65 | 1 | NOR | 2021-07-30 00:00:00 | H3 | | |
| Diamond League 2020 Rome | 400m Hurdles (Men) 0.914m | 47.07 | 1 | NOR | 2020-09-17 00:00:00 | FINAL | | MR |
| ISTAF Berlin 2020 | 400m Hurdles (Men) 0.914m | 47.08 | 1 | NOR | 2020-09-13 00:00:00 | FINAL | | MR |
| Ostrava Golden Spike 2020 | 400m Hurdles (Men) 0.914m | 47.62 | 1 | NOR | 2020-09-08 00:00:00 | FINAL | | MR |
| Diamond League 2020 Stockholm | 400m Hurdles (Men) 0.914m | 46.87 | 1 | NOR | 2020-08-23 00:00:00 | FINAL | | AR WL DLR |
| Diamond League 2020 Monaco | 400m Hurdles (Men) 0.914m | 47.10 | 1 | NOR | 2020-08-14 00:00:00 | FINAL | | WL MR |
| World Championship 2019 Doha | 400m Hurdles (Men) 0.914m | 47.42 | 1 | NOR | 2019-09-30 00:00:00 | FINAL | | |
| World Championship 2019 Doha | 400m Hurdles (Men) 0.914m | 48.28 | 1 | NOR | 2019-09-28 00:00:00 | SF2 | | |
| World Championship 2019 Doha | 400m Hurdles (Men) 0.914m | 49.27 | 1 | NOR | 2019-09-27 00:00:00 | H1 | | |
| Diamond League 2019 Zurich | 400m Hurdles (Men) 0.914m | 46.92 | 1 | NOR | 2019-08-29 00:00:00 | FINAL | | AR WL DLR |
| Diamond League 2019 Paris | 400m Hurdles (Men) 0.914m | 47.26 | 1 | NOR | 2019-08-24 00:00:00 | FINAL | | |
| Diamond League 2019 London | 400m Hurdles (Men) 0.914m | 47.12 | 1 | NOR | 2019-07-20 00:00:00 | FINAL | | AR WL MR |
| Diamond League 2019 Oslo | 400m Hurdles (Men) 0.914m | 47.33 | 1 | NOR | 2019-06-13 00:00:00 | FINAL | | AR MR PB |
| Diamond League 2019 Stockholm | 400m Hurdles (Men) 0.914m | 47.85 | 1 | NOR | 2019-05-30 00:00:00 | FINAL | | |
| Diamond League 2018 Zurich | 400m Hurdles (Men) 0.914m | 48.10 | 2 | NOR | 2018-08-30 00:00:00 | FINAL | 1226 | |
| European Championship 2018 Berlin | 400m Hurdles (Men) 0.914m | 47.64 | 1 | NOR | 2018-08-09 00:00:00 | FINAL | | EU23R |
| European Championship 2018 Berlin | 400m Hurdles (Men) 0.914m | 48.67 | 1 | NOR | 2018-08-07 00:00:00 | SF1 | | |
| Diamond League 2018 London | 400m Hurdles (Men) 0.914m | 47.65 | 1 | NOR | 2018-07-21 00:00:00 | FINAL | 1250 | MR NR PB |
| Diamond League 2018 Lausanne | 400m Hurdles (Men) 0.914m | 47.94 | 2 | NOR | 2018-07-05 00:00:00 | FINAL | 1235 | |
| Diamond League 2018 Paris | 400m Hurdles (Men) 0.914m | 48.06 | 3 | NOR | 2018-06-30 00:00:00 | FINAL | 1228 | |
| Diamond League 2018 Stockholm | 400m Hurdles (Men) 0.914m | 47.81 | 2 | NOR | 2018-06-10 00:00:00 | FINAL | 1241 | NR PB |
| Diamond League 2018 Oslo | 400m Hurdles (Men) 0.914m | 48.22 | 2 | NOR | 2018-06-07 00:00:00 | FINAL | 1220 | |
| Diamond League 2018 Rome | 400m Hurdles (Men) 0.914m | 47.82 | 2 | NOR | 2018-05-31 00:00:00 | FINAL | 1241 | NR PB |
| Diamond League 2017 Zurich | 400m Hurdles (Men) 0.914m | 48.22 | 2 | NOR | 2017-08-24 00:00:00 | FINAL | 1220 | NR |
| World Championship 2017 London | 400m Hurdles (Men) 0.914m | 48.35 | 1 | NOR | 2017-08-09 00:00:00 | FINAL | 1213 | |
| World Championship 2017 London | 400m Hurdles (Men) 0.914m | 48.43 | 2 | NOR | 2017-08-07 00:00:00 | SF1 | 1209 | |
| World Championship 2017 London | 400m Hurdles (Men) 0.914m | 49.50 | 2 | NOR | 2017-08-06 00:00:00 | Heat4 | 1155 | |
| Diamond League 2017 Stockholm | 400m Hurdles (Men) 0.914m | 48.82 | 1 | NOR | 2017-06-18 00:00:00 | FINAL | 1189 | |
| Diamond League 2017 Oslo | 400m Hurdles (Men) 0.914m | 48.25 | 1 | NOR | 2017-06-15 00:00:00 | FINAL | 1218 | NR |
| Olympic Games 2016 Rio | 400m Hurdles (Men) 0.914m | 48.81 | 4 | NOR | 2016-08-16 00:00:00 | SemiFinal 3 | 1190 | |
| Olympic Games 2016 Rio | 400m Hurdles (Men) 0.914m | 48.49 | 1 | NOR | 2016-08-15 00:00:00 | Round1 Heat3 | 1206 | NR |
| Diamond League 2016 Oslo | 400m Hurdles (Men) 0.914m | 49.80 | 5 | NOR | 2016-06-09 00:00:00 | FINAL | 1140 | |