Skip to Content

UTMB World Series Events

Select the event you're interested in

Register to discover the race

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

Micah BOSTROM

Nationality

United States of America

Age

35-39 Men

UTMB Index

Index

20K

50K

100K

100M

514

514

489

-

-

Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

09.14.2025

The Rut Mountain Runs 2025 - 50k

50K

50 KM
3200 M+

08:53:37

182 / 523

135 / 358

09.13.2025

The Rut Mountain Runs 2025 - 28k

20K

28 KM
2195 M+

05:11:48

103 / 631

82 / 353

05.10.2025

DON'T FENCE ME IN TRAIL RUN 2025 - Don't Fence Me In Trail Run 50K

50K

46 KM
1882 M+

06:27:27

68 / 117

49 / 75

09.16.2024

The Rut Mountain Runs 2024 - 50k

50K

50 KM
3200 M+

09:17:08

267 / 545

191 / 357

09.18.2023

The Rut Mountain Runs 2023 - 50k

50K

50 KM
3200 M+

08:42:57

227 / 495

174 / 351

09.05.2022

The Rut Mountain Runs 2022 - 50k

50K

50 KM
3200 M+

09:26:50

203 / 485

152 / 332

09.01.2019

RUN THE RUT 2019 - 50K

50K

50.5 KM
3200 M+

08:06:24

76 / 414

69 / 302

09.02.2018

RUN THE RUT 2018 - 50K

50K

50.5 KM
3200 M+

08:25:58

122 / 421

94 / 292

05.05.2018

DON'T FENCE ME IN TRAIL RUN 2018

20K

30 KM
1300 M+

02:58:36

25 / 194

23 / 116

09.22.2017

Golden Ultra 2017

50K

84.8 KM
4100 M+

09:54:32

14 / 124

12 / 61

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

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