According to ChainCatcher, SoSoValue data showed that yesterday (June 18), the total net outflow of Bitcoin spot ETFs was $152 million, of which:

Grayscale ETF GBTC had a single-day net outflow of $62.3397 million, and the current historical net outflow of GBTC is $18.273 billion.

As of press time, the total net asset value of Bitcoin spot ETFs is $56.056 billion, and the ETF net asset ratio (market value to the total market value of Bitcoin) is 4.38%, and the historical cumulative net inflow has reached $14.808 billion.