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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

Nathanaël SIERRO

Nationality

Switzerland

Age

40-44 Men

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UTMB Index

Index

20K

50K

100K

100M

453

452

432

-

-

Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

07.28.2024

Montreux Trail Festival / Crossing Switzerland 2024 - CROSSING RIVIERA

50K

30.6 KM
1940 M+

06:01:15

378 / 464

290 / 334

06.08.2024

SWISS CANYON TRAIL 2024

20K

33 KM
1380 M+

04:15:26

270 / 645

223 / 435

07.08.2023

Trail Verbier St Bernard by UTMB 2023 - Verbier Marathon

50K

42 KM
3000 M+

09:11:36

601 / 1227

493 / 922

06.10.2023

Ecotrail Genève 2023 - 30KM - Run Forest

20K

30 KM
1268 M+

04:27:23

71 / 148

63 / 117

Statistics

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

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