← Editorial Bitcoin

U.S. Spot Bitcoin ETFs Log $433 Million in Inflows as Fidelity Leads Demand

Net daily inflows into U.S. spot Bitcoin exchange-traded funds reached $433 million on September 18, driven largely by capital moving into funds managed by Fidelity and BlackRock.

· +6

United States spot Bitcoin exchange-traded funds recorded $433 million in net inflows on September 18, reversing part of the selling pressure seen during earlier midweek sessions that generated roughly $746 million in outflows. The rebound brought total assets under management across U.S. spot Bitcoin ETFs to $102.53 billion, representing about 6.29% of Bitcoin's total market capitalization.

Capital flows were heavily concentrated among the largest issuers, with two funds capturing approximately 97% of the day's net additions. Fidelity's Wise Origin Bitcoin Fund (FBTC) led the market with $310.72 million in inflows, accounting for roughly 72% of the daily total, while BlackRock's IBIT drew $108 million. The intake brought cumulative lifetime inflows for FBTC to approximately $10.36 billion since its January 2024 launch.

The ETF inflows occurred as Bitcoin traded around $81,330 on September 19. Technical data cited in the report placed Bitcoin's daily relative strength index at 64.48, with the price moving above its 20-day Bollinger midpoint of $78,346 and approaching an upper band resistance near $81,745.

How this piece reads Buy tone +6
Site call on Bitcoin Neutral score -27.6

These two are not the same thing, and one does not produce the other. The left is how this single article reads, from its tone alone. The right is the site’s own call on the asset, from indicators and analysis. Press tone feeds no score and no signal: on the only corpus this site has measured, daily tone tracked the move that had already happened and showed no measurable link with what followed.

More on Bitcoin All pieces →

Rewritten from the headline, the teaser and the one-line summary the qualification step produced — that is all the material there is, and nothing is added to it. The source link is kept on file so any item can be checked, and is not published here.