Jim was joined by his co-stars and the show's creator Chuck Lorre, who joined him at the special ceremony to celebrate his award.
Mayim Bialik, Melissa Rauch, Kaley Cuoco, Kunal Nayyar, Simon Helberg and Johnny Galecki were all out in support of their co-star.
Jim was also joined by his mum and his art director partner Todd Spiewak.
Jim, who plays theoretical physicist Sheldon Cooper in the CBS show, said on Instagram: "Very special day. Truly honoured. So happy to share it all with my mum and Todd and everyone from BBT."
Earlier in the day, Jim was praised by his co-star Kunal Nayyar before the ceremony.
Fans have grown to love the awkward but loveable character of Sheldon, who coined the word "Bazinga"!
Jim has appeared in Broadway shows, adverts and CBS drama Judging Amy. He joined The Big Bang Theory as Sheldon since its inception in September 2007.
The 41-year-old recently voiced a character in the DreamWorks movie Home, which is set to be released March 27.
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