NEW YORK, Oct. 2 (CandyPulse) — Big money kept flowing into bitcoin in September. U.S. spot bitcoin exchange-traded funds (ETFs) recorded about $2.65 billion in net inflows for the month, their second-largest monthly haul since October 2025, according to The Block and ETF flow data.
Key takeaways
| Month | Net inflows |
|---|---|
| August 2026 | About $3.52 billion |
| September 2026 | About $2.65 billion |
The month included some very strong stretches. In one week in late September, the funds pulled in more than $2 billion, with a single day near $1 billion, their biggest daily inflow in months.
Spot bitcoin ETFs hold real bitcoin. When investors put money into them, the fund managers have to buy bitcoin to back the new shares. That makes ETF flows one of the clearest signals of demand from institutions and traditional investors who prefer buying through a brokerage account.
What makes September's number notable is the backdrop. Bitcoin spent much of the month fighting rising bond yields, oil-driven inflation worries and fears of higher interest rates. It slipped below $84,000 and struggled to hold above $85,000.
Despite that, investors kept buying through ETFs. It suggests that larger, longer-term investors are looking past short-term swings.
Steady ETF demand acts like a cushion for the market. When long-term buyers keep adding, it can soak up selling from short-term traders, a key reason some analysts remain positive about bitcoin's outlook. Citi, for one, pointed to returning ETF inflows when it raised its bitcoin price target this week.
October has historically been a strong month for bitcoin, a pattern traders call "Uptober". Watch whether ETF inflows keep pace, especially if bond yields stay high.
This article is for information only and is not financial advice.
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