With a strong start to the trading week, the United States Bitcoin (BTC) spot Exchange-Traded Funds (ETFs) experienced a significant shift in sentiment, attracting substantial net inflows. According to data provided by market participants, these ETFs collectively gained a remarkable $475 million, reversing the trend of the preceding five trading days when outflows were prevalent. Fidelity Investments' FBTC ETF emerged as a prominent player, contributing $254.37 million to the total inflows. Additionally, BlackRock's IBIT and Ark Investment Management's ARKB also recorded notable inflows, amounting to $56.5 million and $186.94 million, respectively. On the other side of the spectrum, Grayscale's GBTC, the largest Bitcoin trust, witnessed net outflows totaling $24.23 million. Nonetheless, the overall positive sentiment within the Bitcoin ETF market, driven by the influx of capital, remains a testament to the increasing institutional adoption of digital assets.