Social investment firm eToro has launched cryptocurrency staking services for US customers starting on Sept. 29. The new staking service will initially support Ethereum , Cardano , and Solana with more services slated to roll out in the future. Users will be slotted in one of six different staking reward tiers, ranging from Bronze to Diamond with rewards commensurate with tier level. eToro Staking Rewards Range from 45% to 90% Across Six Tiers According to the eToro website, users in the Bronze tier wil ...