Vitalik Buterin disclosed his non-Ethereum ($ETH) holdings in a Reddit thread entitled 'Ask Me Anything' which promotes transparency in the Ethereum ecosystem. Buterin's non-ETH holdings amount to less than ten percent of his Ethereum position, with additional shares in crypto firms such as Clearmatics, a blockchain research firm, and Starkware, a scalability/privacy firm. Buterin also revealed his external revenue, non-crypto related and non-ETH related holdings.