According to SoSoValue, U.S. spot Bitcoin ETFs recorded a net inflow of $858.5 million on June 12, with total trading volume reaching $1.81 billion, and total net assets rising to $79.65 billion, approximately 6.26% of Bitcoin’s total market capitalization.
IBIT leads in capital inflows.
On the day, funds primarily flowed into top-tier products. BlackRock’s IBIT recorded a net inflow of $57.69 million, ranking first among all funds; Fidelity’s FBTC saw a net inflow of $18 million, becoming another product with notable inflows.
In terms of assets under management, IBIT's latest net asset value is $48.7 billion, representing approximately 3.83% of Bitcoin's market capitalization. On the day, the fund recorded trading volume of $1.32 billion, with a slight price decline of 0.03% and a discount/premium of -0.05%.
No new funds were added to the GrayScale product today.

On June 12, Grayscale’s GBTC and BTC products both recorded no net inflows for the day. GBTC had net assets of $9.06 billion and trading volume of $109.79 million; the BTC product had net assets of $3.39 billion.
Another fund recording net inflows is BITB, with a single-day net inflow of $5.18 million and net assets of $2.34 billion, indicating that some funds, beyond the leading products, are still receiving modest additional capital.
The overall performance of small and medium-sized funds has remained largely unchanged.
The other mid- and small-cap products remained relatively stable. On the day, BTCO, BRRR, EZBC, MSBT, BTCW, and DEFI all recorded no net inflows, and the net asset values of these funds largely remained in the hundreds of millions of dollars range.
In terms of fees, GBTC remains the highest among listed products at 1.50%, while the DEFI Bitcoin ETF is at 0.90%. Several major funds maintain fees around 0.25%, and the FBTC page shows a fee of 0%.
Based on today’s data, U.S. spot Bitcoin ETFs continue to experience net inflows, but new capital remains clearly concentrated among a few large products, with trading activity primarily driven by top funds such as IBIT.

