According to MARA’s official announcement, the company sold 15,133 BTC for about $1.1 billion between March 4 and March 25. MARA said the proceeds will be used to repurchase about $1 billion of convertible notes due in 2030 and 2031 through off-market transactions. The update confirms the size of the Bitcoin sale, the timing of the sales, and the intended use of proceeds, but does not add material new information beyond the existing topic details.