On September 14, US spot Bitcoin ETFs experienced a record single-day net inflow of $263.1 million, the highest since July 22. The largest contributions came from Fidelity's FBTC, with $102.1 million, and Ark & 21Shares' ARKB, with $99.3 million.

BlockBeats reported that on Friday, September 14, the total daily net inflow of US spot Bitcoin ETFs was $263.1 million, setting a record for the highest single-day net inflow since July 22 (US$485.9 million 55 days ago). The largest inflow on Friday was from Fidelity's FBTC, with an inflow of $102.1 million, followed by Ark & 21Shares' ARKB, with an inflow of $99.3 million.