According to Odaily, citing SoSoValue data, spot Bitcoin exchange-traded funds recorded a combined net outflow of $227 million during the latest trading week, covering June 14 to June 18 Eastern Time. Based on the headline information, this marked the sixth consecutive week of net outflows for spot Bitcoin ETFs. The figures track net creations and redemptions across the listed spot Bitcoin ETF products during the reporting period.
GBTC Led Weekly Outflows
The spot Bitcoin ETF with the largest net outflow last week was Grayscale Bitcoin Trust, known by the ticker GBTC. The fund posted a weekly net outflow of $156 million. Under the same SoSoValue data set, GBTC’s cumulative historical net outflow has reached $27.010 billion, keeping it as the product with the largest long-term outflow figure among the named ETFs in the report.
The next-largest weekly outflow came from Ark & 21 Shares ETF ARKB, which recorded $50.1627 million in net outflows over the same period. Despite the single-week redemption pressure, ARKB’s cumulative historical net inflow currently stands at $1.200 billion, meaning its total flow since launch remains positive under the cited data.
Grayscale Mini Trust Recorded the Largest Inflow
Among the spot Bitcoin ETFs tracked for the week, the product with the largest net inflow was Grayscale Bitcoin Mini Trust BTC. It recorded $14.9529 million in weekly net inflows. Its cumulative historical net inflow has reached $2.310 billion, according to the figures cited in the report. This contrasts with the flow profile of GBTC, another Grayscale-branded Bitcoin product named in the data.
As of the time of publication, the total net asset value of spot Bitcoin ETFs stood at $78.320 billion. The ETF net asset ratio, defined in the report as the share of ETF market value relative to Bitcoin’s total market capitalization, was 6.19%. Cumulative historical net inflows into spot Bitcoin ETFs had reached $53.400 billion.

