Skip to Content

UTMB World Series Events

Select the event you're interested in

Register to discover the race

South America

18 - 22 March 2026

26 - 28 June 2026

31 July - 02 August 2026

17 - 20 September 2026

18 - 22 November 2026

North America

09 - 12 April 2026

16 - 18 April 2026

23 - 26 April 2026

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

Asia

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

02 - 04 October 2026

16 - 18 October 2026

06 - 08 November 2026

10 - 12 December 2026

14 - 15 March 2026

06 - 08 March 2026

29 November - 07 December 2025

14 - 16 November 2025

Oceania

14 - 17 May 2026

26 - 28 November 2026

13 - 14 February 2027

Africa

29 - 31 May 2026

MYUTMB

Michael KORCZYK

Nationality

United States of America

Age

35-39 Men

UTMB Index

Index

20K

50K

100K

100M

478

479

-

-

-

Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

09.13.2025

The Rut Mountain Runs 2025 - 28k

20K

28 KM
2195 M+

05:34:19

153 / 631

112 / 353

06.03.2023

Čertovskej Trail 2023 - Letní půlčert 33,3 km

20K

33.7 KM
970 M+

04:02:44

24 / 107

20 / 65

11.26.2022

Čertovskej wintertrail 2022 - Wintertrail 33,3 km

20K

33 KM
1184 M+

03:51:28

68 / 214

54 / 133

11.20.2021

Čertovskej wintertrail 2021 - Wintertrail 33,3 km

20K

33 KM
1184 M+

03:27:39

26 / 181

24 / 123

Statistics

Filter by UTMB INDEX

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

Join us

Sponsorship

Race Organisers

Jobs

Stay in Touch

FAQ and Help

Contact Us

Follow us

Terms & conditions

Privacy Policy

Cookies preferences

©2024 UTMB® all rights reserved. Ultra-Trail® and UTMB® are registered trademarks..