6.00pm - Umno and PAS have endorsed Muhyiddin Yassin for prime minister. 

Collectively, they have 57 MPs. Assuming that all Bersatu MPs are backing Muhyiddin, he would have the support of 93 MPs.

6.20pm - MCA and MIC are endorsing Muhyiddin Yassin as well, according to BN sec-gen Tengku Adnan. 

It looks like Muhyiddin has the support of 95 MPs.