The net inflow of USD 279.75 million (approximately 405.5 billion won) into US Bitcoin spot ETF on 18th (local time) marked the 15th consecutive trading day of net purchasing, as reported by crypto fund flow tracker X by account trader T(@thepfund). Blackrock's IBIT saw a significant net purchase of $364 million, while Grayscale's GBTC recorded a net sale of -$35.94 million, Invesco's BTCO -$25.17 million, Bitwise's BITB -$16.56 million, and Ark Invest's ARKB -$6.58 million. The remaining ETFs reported no net purchases or sales. This sustained interest and significant inflow into US BTC spot ETF reflects the growing recognition and acceptance of Bitcoin as an investment asset.