According to ChainCatcher, Zeta Markets posted on social media that its ZEX token airdrop has ended.

90 days after the Token Generation Event (TGE), 91% of the initial airdrop has been claimed by 64,655 traders, with a total of more than 73 million ZEX distributed. Another 15,029 users have staked more than 27 million ZEX. The approximately 7 million ZEX that have not been claimed will be used for platform incentives.