Canaan mined 243 BTC in the second quarter, lifting its cryptocurrency holdings to a record 1,915.5 BTC and 3,951.7 ETH by quarter-end. The Nasdaq-listed Bitcoin mining machine maker reported total revenue of about $31.9 million, comprising $13.6 million in product revenue and $17.7 million in mining revenue. As of Sept. 8, Canaan had spent about $7.4 million under its share repurchase program to buy back 16.4 million ADSs (American depositary shares). The company said it plans to sell part of its crypto holdings to finance additional share repurchases while expanding its computing and energy infrastructure business.