According to TechFlow, based on SoSoValue data, yesterday (September 12, Eastern Time), the total net inflow of Bitcoin spot ETFs was US$39.0239 million.

Yesterday, Grayscale ETF GBTC had a net outflow of $6.5123 million in a single day, and the current historical net outflow of GBTC is $20.046 billion. Grayscale Bitcoin Mini Trust ETF BTC had a net inflow of $5.1771 million in a single day, and the current historical total net inflow of Grayscale Bitcoin Mini Trust BTC is $380 million. The Bitcoin spot ETF with the largest net inflow in a single day yesterday was Ark Invest and 21Shares' ETF ARKB, with a net inflow of $18.3424 million in a single day, and the current historical total net inflow of ARKB is $2.252 billion. The second is Fidelity ETF FBTC, with a net inflow of $11.4651 million in a single day, and the current historical total net inflow of FBTC is $9.54 billion.

As of press time, the total net asset value of the Bitcoin spot ETF was US$52.673 billion, the ETF net asset ratio (market value as a percentage of the total market value of Bitcoin) reached 4.58%, and the historical cumulative net inflow has reached US$17.034 billion.