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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

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

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

David SEYBOLDT

Nationality

United States of America

Age

50-54 Men

UTMB Index

Index

20K

50K

100K

100M

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-

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Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

07.08.2018

LEADVILLE SILVER RUSH 50 2018 - Silver Rush 50 Run

100K

81 KM
2530 M+

-

DNF

DNF

06.28.2014

LEADVILLE TRAIL MARATHON 2014 - LEADVILLE HEAVY HALF-MARATHON

20K

24.9 KM
1150 M+

04:01:55

258 / 449

170 / 255

06.29.2013

LEADVILLE TRAIL MARATHON 2013

50K

42 KM
1950 M+

07:07:52

377 / 488

306 / 374

06.30.2012

LEADVILLE TRAIL MARATHON 2012

50K

42 KM
1950 M+

07:32:54

447 / 509

346 / 384

Statistics

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

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