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UTMB World Series Events

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Asia

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

10 - 12 April 2026

14 - 15 March 2026

06 - 08 March 2026

Oceania

14 - 17 May 2026

26 - 28 November 2026

13 - 14 February 2027

North America

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

08 - 11 April 2027

23 - 26 April 2026

16 - 18 April 2026

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

Isaac BROSINSKI

United States of America

20-34 Men

20K

Unavailable UTMB Index

100M

Unavailable UTMB Index

How does the calculation work?

Evolution

Results

2026

April 12

100K

100k

TERREX Lake Sonoma 100k, 50k and Trail Sisters Half Marathon

Cat.

100K

country

Distance

100 KM

4572 M+

Time

18:52:17

Rank

97

97

Gender

77

77

2025

April 13

50K

50k

Napa Valley Endurance Run

Cat.

50K

country

Distance

50 KM

2500 M+

Time

10:28:29

Rank

35

39

Gender

25

25

2023

April 8

100K

Lake Sonoma 50

Lake Sonoma 50 Miler

Cat.

100K

country

Distance

80.9 KM

3200 M+

Time

12:58:53

Rank

164

214

Gender

98

133

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

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