New Delhi, Aug. 17 -- US-listed spot Bitcoin exchange-traded funds recorded their biggest weekly outflows since the end of June, reversing the strong inflows seen at the beginning of August as investors turned more cautious toward the cryptocurrency market.

The 13 spot Bitcoin ETFs registered combined net withdrawals of $389.7 million during the week ended August 10, compared with $853.5 million of inflows in the previous week, according to Bloomberg-compiled data. The first week of August had marked the strongest weekly inflow into the funds since April.

The renewed selling pressure comes as Bitcoin continues to trade around $63,000, roughly 50% below its record high reached in October last year. Concerns over the possibility of higher...