According to the source, US spot Bitcoin (BTC) ETFs recorded a $1.12B net outflow this week and US spot Ethereum (ETH) ETFs posted a $311M net outflow. Source: X post dated Oct 18, 2025. For trading, the cash-creation and cash-redemption structures used by major US spot BTC/ETH ETFs can require transacting in underlying coins during redemptions, potentially adding sell pressure and volatility during US market hours; monitor daily flow prints and NAV premiums/discounts for direction. Source: iShares Bitcoin Trust (IBIT) and Fidelity Wise Origin Bitcoin Fund prospectuses.

According to Farside Investors, WisdomTree’s US Bitcoin ETF recorded US$0 million in net daily flow on Oct 9, 2025, source: Farside Investors (@FarsideUK) on X, Oct 9, 2025. The post directs readers to farside.co.uk/btc for the full dataset and disclaimers, source: Farside Investors (@FarsideUK) on X; data page: farside.co.uk/btc.

According to @FarsideUK, Bitcoin ETFs have generated over 60 billion dollars in inflows since January 2024, marking a major flows milestone for the asset class. Source: Farside Investors tweet on Oct 4, 2025: https://twitter.com/FarsideUK/status/1974352782389096617 Traders can track Farside Investors’ ongoing ETF flow updates as a data point for gauging demand when sizing BTC spot and futures exposure and managing risk. Source: Farside Investors tweet on Oct 4, 2025: https://twitter.com/FarsideUK/status/1974352782389096617

According to @FarsideUK, Fidelity’s US Bitcoin ETF posted a positive daily flow of 69.6 million USD on Oct 4, 2025, source: Farside Investors tweet and farside.co.uk/btc. According to @FarsideUK, the published Bitcoin ETF dollar flow figures are estimates provided with methodology and disclaimers that indicate net investor subscriptions or redemptions for the day, source: farside.co.uk/btc. According to @FarsideUK, today’s positive reading adds to the US spot Bitcoin ETF flow picture that traders monitor as a near term gauge of BTC exposure demand during US market hours, source: farside.co.uk/btc.

According to @FarsideUK, the Invesco US spot Bitcoin ETF (BTCO) registered a daily flow of $35.3 million on Sep 30, 2025 (source: Farside Investors tweet on Sep 30, 2025; farside.co.uk/btc). Farside Investors adds that full Bitcoin ETF Daily Flow data and disclaimers are available at farside.co.uk/btc, which aggregates daily net flows for US spot Bitcoin ETFs (source: farside.co.uk/btc).

According to @FarsideUK, WisdomTree Bitcoin ETF symbol BTCW reported USD 0 million net flow on Sep 24, 2025, based on Farside Investors’ Bitcoin ETF daily flow tracker; source: @FarsideUK, farside.co.uk/btc. A zero net flow denotes no net creations or redemptions were recorded for BTCW for that session, indicating neutral primary-market activity for the fund; source: @FarsideUK, farside.co.uk/btc.

According to @FarsideUK, US spot Bitcoin ETFs posted a total net outflow of 363.1 million dollars on 2025-09-22, source: Farside Investors on X https://twitter.com/FarsideUK/status/1970364041169105388 and https://farside.co.uk/btc. FBTC led redemptions with 276.7 million dollars of net outflows, followed by ARKB at 52.3 million, GBTC at 24.6 million, and HODL at 9.5 million, while IBIT, BITB, BTCO, EZBC, BRRR, and BTCW recorded zero flow, source: Farside Investors on X https://twitter.com/FarsideUK/status/1970364041169105388 and https://farside.co.uk/btc. No fund reported an inflow on the day, indicating category-wide net redemptions and concentrated selling interest in FBTC and ARKB during the session, source: Farside Investors on X https://twitter.com/FarsideUK/status/1970364041169105388 and https://farside.co.uk/btc.

According to the source, the provided post attributes Sept. 15 net creations to a competing crypto media outlet we cannot cite. Please supply a primary dataset confirming US spot BTC and ETH ETF net flows for 2025-09-15 (e.g., issuer websites, Farside Investors, SoSoValue, Bloomberg terminal data) so we can deliver a trading-focused summary with verified figures, cumulative flow context, and price impact analysis. Source required: primary issuer or recognized data aggregator.

According to @FarsideUK, Fidelity’s U.S. spot Bitcoin ETF recorded a daily flow of US$14.5 million on Aug 27, 2025, source: Farside Investors. Farside Investors indicates that full fund-level data and disclaimers are available on its Bitcoin ETF Daily Flow page, source: Farside Investors. The reported figure reflects the daily flow for Fidelity within the U.S. spot Bitcoin ETF cohort tracked by Farside Investors, source: Farside Investors.

According to @FarsideUK, Fidelity’s US spot Bitcoin ETF recorded a US$13 million daily flow, based on the Farside Investors ETF flow dashboard at farside.co.uk/btc, source: Farside Investors (@FarsideUK). Traders can use this verified flow print from Farside Investors’ dataset to track ETF subscription/redemption activity when assessing near-term BTC liquidity, source: Farside Investors (farside.co.uk/btc).