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UTMB World Series Events

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North America

09 - 12 April 2026

16 - 18 April 2026

23 - 26 April 2026

15 - 17 May 2026

27 - 28 June 2026

23 - 25 July 2026

14 - 16 August 2026

21 - 23 August 2026

10 - 12 September 2026

17 - 20 September 2026

01 - 03 October 2026

08 - 11 October 2026

13 - 15 November 2026

Asia

10 - 12 April 2026

30 April - 03 May 2026

12 - 14 June 2026

18 - 21 June 2026

11 - 13 September 2026

11 - 13 September 2026

02 - 04 October 2026

16 - 18 October 2026

06 - 08 November 2026

13 - 15 November 2026

28 November - 06 December 2026

10 - 12 December 2026

14 - 15 March 2026

06 - 08 March 2026

Oceania

14 - 17 May 2026

26 - 28 November 2026

13 - 14 February 2027

Africa

29 - 31 May 2026

South America

26 - 28 June 2026

31 July - 02 August 2026

17 - 20 September 2026

18 - 22 November 2026

20 - 22 March 2026

MYUTMB

Ren WALKENHORST

Nationality

United States of America

Age

35-39 Men

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Team

Trail Kooks

UTMB Index

Index

20K

50K

100K

100M

578

577

503

-

-

Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

09.14.2025

The Rut Mountain Runs 2025 - 50k

50K

50 KM
3200 M+

08:34:32

141 / 523

105 / 358

04.12.2025

Gorge Waterfalls 2025 - 30K

20K

30 KM
820 M+

02:55:34

38 / 351

27 / 159

02.25.2024

The Big Alta 2024 - 28K

20K

28 KM
1190 M+

02:41:59

43 / 248

33 / 140

08.14.2019

TRANSROCKIES RUN 2019 - TRANSROCKIES RUN3

50K

95.2 KM
1930 M+

12:27:39

14 / 62

10 / 27

Statistics

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

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