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UTMB World Series Events

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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

21 - 23 August 2026

17 - 20 September 2026

01 - 03 October 2026

08 - 11 October 2026

13 - 15 November 2026

Asia

06 - 08 March 2026

14 - 15 March 2026

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

16 - 18 October 2026

06 - 08 November 2026

10 - 12 December 2026

29 November - 07 December 2025

14 - 16 November 2025

17 - 19 October 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

Mark BUTTNER

Nationality

United States of America

Age

50-54 Men

UTMB Index

Index

20K

50K

100K

100M

404

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-

405

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Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

02.08.2025

Black Canyon Ultras 2025 - 100K

100K

101 KM
1600 M+

15:53:16

481 / 775

356 / 549

10.26.2019

Javelina Jundred 2019 - 100 Miles

100M

160.5 KM
1720 M+

22:33:03

86 / 424

69 / 276

08.14.2019

TRANSROCKIES RUN 2019 - Transrockies Run 6 Day Solo

50K

193.2 KM
5180 M+

25:47:52

34 / 125

24 / 63

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

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