PANews, Oct. 8 — Jiang Zhuoer, founder of BTC.com mining pool, posted that he had bought back 75% of his BTC position at $82,789 (after selling at $86,789 and $84,460). He also said that he had used no leverage in his trades over the past few months, accumulating a 35.1% coin-margined gain and a 98.6% U-margined gain.