Ask HN: Co-founders vesting: Is 25% per year on an yearly basis common? Posted by murali_k on Thursday October 01, 2015 @02:01AM from the ask-hn dept. ( 3 comments | 5 points | on HN )
This is pretty standard.
Quora if anyone is interested: https://www.quora.com/What-does-4-years-vesting-with-1-year-...