A total of $1 billion has been invested in Bitcoin, with each purchase of BTC being transferred to the address 1BAuq...mWQkD. Correspondingly, an equivalent value in USDC is transferred from a reserve holding 1 billion USDC to Binance. This transaction pattern confirms a total investment of $1 billion, resulting in the acquisition of 15,000 BTC at an average cost of $66,666.66 per Bitcoin.