U.S. Spot Bitcoin ETFs Pull $2.39 B in Week of Sep. 21‑25

U.S. spot Bitcoin exchange‑traded funds (ETFs) recorded a total of $2.39 billion in net inflows over the five‑day period from September 21 to September 25, with positive flows each trading day.

Bitcoin ETF inflows by fund

BlackRock’s iShares Bitcoin Trust (IBIT) led the market, attracting $1.16 billion across the week. Fidelity’s FBTC contributed $701.6 million, ARK 21Shares’ ARKB added $294.7 million, and Morgan Stanley’s MSBT drew $203.3 million. Daily inflows were strongest on Monday ($999 million) and tapered through the week, but all funds remained in net positive territory.

Ether ETF activity

Spot Ether ETFs reversed the prior week’s outflow, posting $689.8 million in net inflows. BlackRock’s ETHA was the largest contributor with $326.2 million, followed by Fidelity’s FETH at $174.1 million and BlackRock’s staking fund ETHB with $47.5 million. The week began with a $270 million inflow on Monday and saw smaller, yet positive, daily additions thereafter.

Solana ETF performance

Solana ETFs accumulated $188.1 million in net inflows. Bitwise’s BSOL accounted for $128.4 million of the total, with a notable $86.7 million inflow on Friday. Grayscale’s GSOL and Morgan Stanley’s MSOL added $18.5 million and $6 million respectively.

Overall market picture

Combined inflows for Bitcoin, Ether and Solana ETFs reached approximately $3.26 billion for the week, with Bitcoin products representing about 73 % of the total. The inflows occurred while Bitcoin’s price hovered near $84,000 after briefly climbing above $87,000 earlier in the week.