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UTMB World Series Events

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North America

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

04 - 06 March 2027

08 - 11 April 2027

22 - 25 April 2027

14 - 16 May 2027

27 - 28 June 2026

South America

31 July - 02 August 2026

17 - 20 September 2026

18 - 22 November 2026

26 - 28 June 2026

20 - 22 March 2026

Asia

11 - 13 September 2026

11 - 13 September 2026

02 - 04 October 2026

16 - 18 October 2026

06 - 08 November 2026

13 - 15 November 2026

27 November - 06 December 2026

10 - 12 December 2026

08 - 10 January 2027

18 - 21 June 2026

12 - 14 June 2026

30 April - 03 May 2026

10 - 12 April 2026

14 - 15 March 2026

06 - 08 March 2026

Oceania

26 - 28 November 2026

13 - 14 February 2027

13 - 16 May 2027

Africa

27 - 30 May 2027

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Benjamin BISTRÖM

Finland

20-34 Men

20K

Unavailable UTMB Index

50K

Unavailable UTMB Index

100M

Unavailable UTMB Index

How does the calculation work?

Evolution

Results

2026

May 22

100K

83K

NUTS Karhunkierros

Cat.

100K

country

Distance

86.3 KM

2165 M+

Time

14:37:29

Rank

289

662

Gender

234

510

2025

May 23

100K

83K

NUTS Karhunkierros

Cat.

100K

country

Distance

86.3 KM

2165 M+

Time

17:18:39

Rank

458

544

Gender

349

401

2024

May 24

50K

55K

NUTS Karhunkierros

Cat.

50K

country

Distance

58 KM

1620 M+

Time

11:25:52

Rank

624

713

Gender

394

429

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

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