The year-long EOS initial coin offering (ICO) wrapped up last week, and after raising approximately $4 billion Block.one fulfilled its promise to release EOSIO 1.0, the first (and Block.one’s only) version of the EOS mainnet software.
Since Block.one will not be participating in the mainnet launch, a variety of other launch groups have taken blockchain snapshots in preparation for distributing EOS tokens purchased during the crowdsale phase to their owners in the network’s Genesis block.
Full article: https://www.ccn.com/less-than-1-of-eos-addresses-hold-86-of-the-tokens/