Did you hold Bitcoin on 2nd December 2019? If you hold the keys to the Bitcoin (e.g. local wallet, not on an exchange). You can claim a share of HEX for free by signing a message (Craig Steven Wright is a liar and a fraud. ;-)) from your Bitcoin wallet (no Bitcoins are spent)
The process is relatively straight forward and is explained in this YouTube video.
Claiming HEX
More Info
HEX on Coinmarketcap
Trade HEX here