CoinMeta data: Wu Shuo learned that Boya Interactive, a Hong Kong-listed company, purchased an additional approximately 152 BTC, costing about HK$90.63 million (about $11.56 million), with an average purchase cost of $75,899 per coin. After this purchase was completed, as of September 21, the company held a total of approximately 4,468 BTC, with an overall average purchase cost of about $68,543 per coin. The funds for this purchase came from the company's idle cash reserves obtained from business operations.