Kob Yan

2004

Junior Nationals - NPC, BantamWeight, 4th
Nationals - NPC, BantamWeight, 11th

2005

Michigan Championships - NPC, LightWeight, 3rd
USA Championships - NPC, BantamWeight, 5th

2006

Nationals - NPC, LightWeight, 9th

2007

Nationals - NPC, LightWeight, 15th

2009

Arnold Amateur - IFBB, LightWeight, 4th
Nationals - NPC, LightWeight, 11th

2010

Nationals - NPC, LightWeight, Did not place

2011

Nationals - NPC, WelterWeight, 7th

2012

Nationals - NPC, LightWeight, 8th
USA Championships - NPC, LightWeight, 6th

2013

Nationals - NPC, LightWeight, Did not place

2014

Nationals - NPC, WelterWeight, Did not place

2016

Arnold Amateur - IFBB, LightWeight, 6th

2017

Arnold Amateur - IFBB, LightWeight, Did not place

2019

Arnold Amateur - IFBB, Classic A, 13th

2020

Arnold Amateur - IFBB, Classic A, 12th
Arnold Amateur - IFBB, LightWeight, 6th