According to @FarsideUK, U.S. spot Bitcoin ETFs posted a total net outflow of $51.3 million on 2025-09-17, indicating redemptions exceeded creations that day, source: Farside Investors. IBIT recorded +$149.7 million of inflows, while outflows were led by FBTC at -$116 million, GBTC at -$62.6 million, ARKB at -$32.3 million, and BITB at -$12.6 million, with BTCO, EZBC, BRRR, HODL, and BTCW all reporting 0 flow, source: Farside Investors. Farside also reported BTC: 22.5 for the session and pointed to its data and disclaimers page at farside.co.uk/btc, source: Farside Investors.

According to Farside Investors, BlackRock's iShares Bitcoin Trust (IBIT) recorded a US$149.7 million daily net inflow on Sep 18, 2025 (source: Farside Investors; Farside BTC ETF flow dashboard at farside.co.uk/btc/). In US spot Bitcoin ETFs, net inflows represent primary market share creations that increase the trust’s bitcoin holdings and require purchasing additional BTC to back new shares (source: iShares Bitcoin Trust prospectus filed with the U.S. SEC). For trading, this inflow indicates incremental spot BTC demand entering via the ETF channel that participants can monitor alongside price and liquidity using the Farside dashboard (source: iShares Bitcoin Trust prospectus; Farside BTC ETF flow dashboard at farside.co.uk/btc/).

According to Farside Investors, Fidelity’s US Bitcoin ETF recorded a daily net outflow of $116 million, as reported on Sep 18, 2025. According to Farside Investors, the figure reflects the latest update in its US Bitcoin ETF daily flow tracker. According to Farside Investors, full dataset details and methodology are available on its website farside.co.uk/btc/.

According to @FarsideUK, Bitwise’s US Bitcoin ETF recorded a net daily outflow of $12.6 million in the latest Bitcoin ETF Daily Flow update. Source: Farside Investors on X (Sep 18, 2025) and Farside Bitcoin ETF flows page at farside.co.uk/btc. According to @FarsideUK, 10% of profits from this product are allocated to Bitcoin developers, with data and disclaimers available at farside.co.uk/btc. Source: Farside Investors on X and Farside Bitcoin ETF flows page at farside.co.uk/btc.

According to @FarsideUK, WisdomTree’s US spot Bitcoin ETF recorded $0 million net flow on Sep 17, 2025, indicating no net creations or redemptions for the day (source: Farside Investors - farside.co.uk/btc). This neutral flow suggests no incremental ETF-driven demand or supply pressure on BTC from this issuer during that session, which is typically liquidity-neutral for secondary market trading (source: Farside Investors - farside.co.uk/btc). Traders can monitor cross-issuer aggregate spot Bitcoin ETF flows on the Farside dashboard to gauge intraday liquidity, basis moves, and potential price impact (source: Farside Investors - farside.co.uk/btc).

According to @Andre_Dragosch, total US ETF assets under management are $10.7 trillion (source: Investment Company Institute), while US spot Bitcoin ETF AuM totals $154 billion (source: Bloomberg), implying a 1.4% aggregate BTC ETF allocation across US ETFs based on 154/10,700 (source: calculation using ICI and Bloomberg). @Andre_Dragosch characterizes this 1.4% share as early-stage institutional adoption (source: @Andre_Dragosch). For traders, the allocation ratio can be tracked via ICI and Bloomberg to gauge changes in institutional participation in BTC ETFs (sources: Investment Company Institute; Bloomberg).

According to @FarsideUK, BlackRock’s US spot Bitcoin ETF (IBIT) recorded a daily net inflow of $209.2 million on Sep 17, 2025, based on Farside Investors’ ETF flow tracker at farside.co.uk/btc. Farside Investors’ dataset reports USD net flows by fund and date across US spot Bitcoin ETFs, enabling traders to track comparative BTC demand via reported net flows, source farside.co.uk/btc.

According to @FarsideUK, U.S. spot Bitcoin ETFs posted a total net inflow of $292.3 million on 2025-09-16; source: Farside Investors, farside.co.uk/btc. IBIT led with +$209.2 million, followed by FBTC at +$45.8 million, ARKB at +$40.7 million, and HODL at +$7.4 million, while BITB recorded a -$10.8 million outflow; source: Farside Investors, farside.co.uk/btc. BTCO, EZBC, BRRR, BTCW, GBTC, and BTC reported flat flows for the day; source: Farside Investors, farside.co.uk/btc.

According to Farside Investors, the Bitwise Bitcoin ETF recorded a net outflow of 10.8 million USD on Sep 16, 2025, source: Farside Investors, farside.co.uk/btc. Farside Investors states that 10 percent of profits from this Bitwise product are allocated to Bitcoin developers, source: Farside Investors, farside.co.uk/btc. Farside Investors provides the full daily Bitcoin ETF flow dataset and related disclaimers on its dashboard, source: Farside Investors, farside.co.uk/btc.

According to @FarsideUK, Franklin’s U.S. spot Bitcoin ETF posted US$0 million net flow on Sep 16, 2025 (source: Farside Investors tweet and dashboard at farside.co.uk/btc). Based on the zero net creations/redemptions reported, primary-market demand from this issuer was neutral for the day, implying no incremental ETF-driven pressure on BTC liquidity from this vehicle (source: Farside Investors flow data at farside.co.uk/btc). Traders can review issuer-level net flows on the same Farside Investors dashboard to contextualize this reading within broader BTC flow momentum (source: farside.co.uk/btc).

According to Farside Investors, ARK recorded a daily net flow of US$40.7 million within U.S. Bitcoin ETF flows on Sep 16, 2025 (source: Farside Investors). Farside Investors also directs readers to its dataset and disclaimers at farside.co.uk/btc for the full Bitcoin ETF flow breakdown across issuers (source: Farside Investors). The update labels the figure as Bitcoin ETF Daily Flow in US dollars and specifies only the ARK value in the post text (source: Farside Investors).

According to @FarsideUK, BlackRock’s spot Bitcoin ETF (IBIT) posted a daily net flow of $261.8 million on Sep 16, 2025 (source: Farside Investors US Bitcoin ETFs tracker, farside.co.uk/btc). This ETF operates with cash creations/redemptions, meaning net creations require cash that the trust uses to buy bitcoin held in Coinbase Custody’s cold storage (source: iShares Bitcoin Trust Prospectus, SEC EDGAR). For traders, ETF cash creations convert dollar inflows into immediate spot BTC purchases by the trust, making US spot ETF net flows a direct input to near-term spot market demand (source: iShares Bitcoin Trust Prospectus, SEC EDGAR).

According to @FarsideUK, Fidelity’s Bitcoin ETF recorded a daily flow of 7.5 million US dollars. Source: Farside Investors on X Farside directs readers to its BTC ETF data and disclaimers at farside.co.uk/btc for full details. Source: farside.co.uk/btc

According to @FarsideUK, the Bitwise U.S. spot Bitcoin ETF recorded a daily net outflow of $18.8 million on Sep 16, 2025. source: @FarsideUK The update also notes that 10% of profits from this product are allocated to Bitcoin developers. source: @FarsideUK The net outflow reflects higher redemptions than creations for the day, signaling softer demand for spot BTC exposure via this ETF session. source: @FarsideUK Full dataset and disclaimers are available at farside.co.uk/btc. source: @FarsideUK

According to Farside Investors (@FarsideUK) and its Bitcoin ETF flow dashboard at farside.co.uk/btc, the US VanEck spot Bitcoin ETF (HODL) recorded $0 million net flow on Sep 16, 2025 (source: Farside Investors on X; farside.co.uk/btc). According to Farside Investors (@FarsideUK), 5% of profits from the VanEck product are allocated to Bitcoin developers (source: Farside Investors on X). According to Farside Investors’ dashboard, full data and disclaimers are available for verification at farside.co.uk/btc (source: farside.co.uk/btc).

According to Farside Investors, Grayscale Bitcoin Trust GBTC posted a US$6.1 million daily flow on Sep 15, 2025, based on its Bitcoin ETF tracker data (source: Farside Investors). According to Farside Investors, this figure is part of its daily reported flows for US spot Bitcoin ETFs, with full data and disclaimers available on its tracker page (source: Farside Investors). According to Farside Investors, the post highlights the GBTC value specifically and directs users to the tracker for comprehensive issuer-level flows and historical series useful for trading comparisons (source: Farside Investors).

According to @rovercrc, BlackRock bought $1 billion worth of Bitcoin (BTC) this week; the cited post provides no supporting documents or official confirmation, making the claim unverified at this time. Source: @rovercrc on X. Traders should verify this headline through primary sources before positioning, including BlackRock press releases, U.S. SEC EDGAR filings, and iShares’ iShares Bitcoin Trust (IBIT) daily flow or holdings updates. Sources: BlackRock; U.S. SEC EDGAR; iShares. Until verified, treat this as headline risk and monitor BTC spot pricing on major exchanges alongside IBIT net creations/redemptions for confirmation or refutation. Sources: @rovercrc on X; Coinbase Exchange; iShares.

According to @rovercrc, Bitcoin ETFs bought $642.4M worth of BTC yesterday, indicating a substantial net inflow into spot products that traders track for momentum, source: @rovercrc. Based on this reported figure, traders may anticipate near-term buy pressure and monitor U.S. session ETF flow updates and BTC price reaction around prior-day closes for confirmation, source: @rovercrc. If the inflow persists, dip-buying setups may remain favorable while managing risk around intraday support and volatility spikes, source: @rovercrc.

According to @FarsideUK, US spot Bitcoin ETF net flows on 2025-09-12 totaled $642.4 million, led by FBTC at $315.2 million and IBIT at $264.7 million, with additional inflows into BITB $29.2 million, ARKB $19.4 million, HODL $8.2 million, and BTC $5.7 million (source: farside.co.uk/btc). According to @FarsideUK, BTCO, EZBC, BRRR, BTCW, and GBTC recorded zero net flows on the day, while IBIT and FBTC together captured roughly 90% of total net inflows based on the reported figures (source: farside.co.uk/btc). According to @FarsideUK, the reported concentration of net inflows in FBTC and IBIT indicates demand was dominated by the largest funds on this date, a distribution traders monitor when assessing near-term BTC market flow dynamics (source: farside.co.uk/btc).

According to @FarsideUK, the Invesco US spot Bitcoin (BTC) ETF posted US$0 million net flow on Sep 13, 2025, indicating no net change in capital for the session (source: Farside Investors X post; source: Farside Bitcoin ETF flow dashboard at farside.co.uk/btc). Traders tracking ETF-driven BTC liquidity can reference the full dataset and methodology on Farside’s dashboard for context and disclaimers (source: Farside Bitcoin ETF flow dashboard at farside.co.uk/btc).