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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

Stefan KOLEV

Nationality

Bulgaria

Age

20-34 Men

UTMB Index

Index

20K

50K

100K

100M

363

365

-

-

-

Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

09.27.2025

K3 ULTRA GOLD BORDER RACE 2025 - GBR23

20K

23 KM
980 M+

03:16:18

158 / 359

127 / 249

09.13.2025

Pirin Ultra 2025 - 25 km

20K

25 KM
990 M+

04:33:20

183 / 396

146 / 280

07.19.2025

Tryavna Ultra 2025 - 21km

20K

21 KM
680 M+

02:54:20

396 / 595

294 / 404

09.28.2024

K3 ULTRA GOLD BORDER RACE 2024 - GBR23

20K

23 KM
1050 M+

03:44:28

242 / 347

183 / 237

07.13.2024

Tryavna Ultra 2024 - 21km

20K

21 KM
680 M+

02:59:40

382 / 532

298 / 381

Statistics

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

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