BitGo - a multsig and custodial wallet provider - officially announced support for lumens as well as federated addresses.
According Diar, “0.02% of circulating Stellar Lumens have ended up in a trust launched by institutional-geared cryptocurrency firm Grayscale.”
Grayscale (subsidiary of Digital Currency Group) has added a trust that allows investors to gain exposure to lumens.
Cryptocurrency custodian BitGo will be adding support for Stellar Lumens.