U.S. Bitcoin ETFs Take In $999 Million Across Seven Funds
IBIT and ARKB led Monday’s inflows as the top two funds’ share fell to 67.1%, down from 96.8% on September 18.
Key Takeaways
- U.S. spot Bitcoin ETFs recorded $999 million in net inflows on September 21.
- Three consecutive positive trading sessions brought in a combined $1.59 billion.
Details
U.S. spot Bitcoin ETFs added $999 million on Monday, September 21, according to Farside Investors’ daily flow table, checked on September 22.
Seven of the 12 funds reported positive net flows; five recorded zero. IBIT led the additions, followed by ARKB and FBTC.
| Fund | September 21 net inflow ($m) | Share of total |
|---|---|---|
| IBIT | 381.4 | 38.2% |
| ARKB | 289.1 | 28.9% |
| FBTC | 238.8 | 23.9% |
| MSBT | 61.7 | 6.2% |
| BITB | 21.6 | 2.2% |
| GBTC | 3.3 | 0.3% |
| BTC | 3.1 | 0.3% |
Source: Farside Investors. Shares are calculated from the $999 million total and rounded to one decimal place. BTC is a Grayscale fund ticker.
Monday followed $159.5 million on September 17 and $433 million on September 18. Dates refer to U.S. trading sessions (EDT, UTC−4); figures may be revised.
Market Analysis
Monday’s inflows reached more funds than Friday’s, when five recorded net additions. The two largest contributors supplied 67.1% of Monday’s total, down from 96.8% on Friday, calculated from Farside’s figures.
Participation broadened, although IBIT, ARKB and FBTC still accounted for 91% of Monday’s inflows. The data measures flows by fund; it does not identify who invested.
This report uses AI-assisted analysis of Farside’s public data.
Note: This article is for news reporting purposes only and does not constitute investment advice.
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