2023-05-31
On May 31 Optimism unlock 386 million OP tokens worth $567 million because
initial vesting period for early investors and contributors end today. 
OP | Token Unlocks - Unlock Schedule & Tokenomics Data
386 million OP tokens will allocate to early investors and Optimism’s
development team in which 204 million OP tokens allocate to core contributors
and 182 million OP tokens allocate to early investors.
On May 31 , OP token 24-hour price drops 3.79% and 7-days price
drops 10.85%.
