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UTMB World Series Events

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Asia

08 - 09 November 2025

14 - 16 November 2025

29 November - 07 December 2025

06 - 08 March 2026

30 April - 03 May 2026

15 - 17 May 2026

18 - 21 June 2026

11 - 13 September 2026

10 - 12 December 2026

17 - 19 October 2025

17 - 19 October 2025

17 - 19 October 2025

11 - 20 April 2025

01 - 02 March 2025

South America

18 - 22 November 2025

18 - 22 March 2026

26 - 28 June 2026

31 July - 02 August 2026

18 - 21 September 2025

North America

21 - 23 November 2025

05 - 07 March 2026

09 - 12 April 2026

23 - 25 April 2026

27 - 28 June 2026

23 - 25 July 2026

14 - 16 August 2026

17 - 20 September 2026

08 - 11 October 2026

02 - 04 October 2025

26 - 28 September 2025

Oceania

27 - 29 November 2025

14 - 15 February 2026

14 - 17 May 2026

Africa

29 - 31 May 2026

MY UTMB

Thijmen KALKEREN

Nationality

Netherlands

Age

20-34 Men

UTMB Index

Index

20K

50K

100K

100M

397

-

396

-

-

Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

10.25.2025

Grizzly100 2025 - Bear Trail 58km

50K

58 KM
1550 M+

08:18:30

191 / 232

164 / 190

04.26.2025

Trail du Grand Ballon 2025 - TRAIL DU GRAND BALLON 37KM

50K

37 KM
1849 M+

06:09:28

375 / 518

282 / 361

09.07.2024

XTERRA Dolomiti di Brenta Trail 2024 - 45K

50K

44.4 KM
3070 M+

09:48:15

334 / 438

286 / 363

Statistics

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UTMB® World Series - Ranking of trail runners by performance level on trail running

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