Skip to Content

UTMB World Series Events

Select the event you're interested in

Register to discover the race

Oceania

14 - 15 February 2026

14 - 17 May 2026

26 - 28 November 2026

North America

05 - 07 March 2026

09 - 12 April 2026

23 - 25 April 2026

15 - 17 May 2026

27 - 28 June 2026

23 - 25 July 2026

14 - 16 August 2026

17 - 20 September 2026

08 - 11 October 2026

13 - 15 November 2026

02 - 04 October 2025

26 - 28 September 2025

Asia

06 - 08 March 2026

14 - 15 March 2026

10 - 12 April 2026

30 April - 03 May 2026

18 - 21 June 2026

11 - 13 September 2026

11 - 13 September 2026

10 - 12 December 2026

29 November - 07 December 2025

14 - 16 November 2025

08 - 09 November 2025

17 - 19 October 2025

17 - 19 October 2025

11 - 20 April 2025

South America

18 - 22 March 2026

26 - 28 June 2026

31 July - 02 August 2026

17 - 20 September 2026

18 - 22 November 2026

Africa

29 - 31 May 2026

MYUTMB

Thomas KAISIN

Nationality

Belgium

Age

20-34 Men

UTMB Index

Index

20K

50K

100K

100M

435

421

436

-

-

Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

07.17.2025

Ultra Tour des 4 Massifs 2025 - Ut4M 40 Vercors

50K

44.2 KM
2990 M+

08:15:33

96 / 232

74 / 176

05.10.2025

Trail de Chimay 2025 - Trail de Chimay 24km

20K

24 KM
367 M+

02:30:46

181 / 288

147 / 221

03.30.2025

Marathon Sonian Forest 2025 - SONIAN FOREST - 27KM

20K

27 KM
293 M+

02:35:29

162 / 320

130 / 217

05.18.2024

Grand Trail Des Lacs Et Chateaux Summer Edition (GTLC) 2024 - GT21

20K

21.5 KM
725 M+

02:43:50

263 / 500

213 / 326

Statistics

Filter by UTMB INDEX

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

Join us

Sponsorship

Race Organisers

Jobs

Stay in Touch

FAQ and Help

Contact Us

Follow us

Terms & conditions

Privacy Policy

Cookies preferences

©2024 UTMB® all rights reserved. Ultra-Trail® and UTMB® are registered trademarks..