PANews reported on December 24th that, according to Arkham monitoring, a swing trader (0x5d2) has accumulated a total profit of $12.5 million, both realized and unrealized, using a short BTC position held for two months. Due to the extremely long holding period, the funding fees from this single trade alone amounted to $9.6 million. In addition, the trader also holds $3.5 million worth of BTCB on the BNB Chain.