According to the source, Bitcoin and Ethereum ETFs drew a combined $1.9 billion in assets last week as investors positioned for potential interest-rate cuts (source: provided source). The flows point to strengthened demand for regulated BTC and ETH exposure via ETFs during a week dominated by rate-cut optimism, highlighting improving crypto risk appetite (source: provided source). For trading, monitor daily ETF creations/redemptions and rate-path updates this week to gauge whether the inflow momentum persists, as last week’s demand was explicitly tied to rate cut expectations (source: provided source).

According to the source, US Bitcoin (BTC) ETFs recorded $163 million in net inflows on Sept 18, while US Ethereum (ETH) ETFs led with $213 million, indicating stronger daily net creations in ETH products versus BTC, source: the provided Twitter post dated Sep 19, 2025. For traders, the positive net creations across BTC and ETH highlight risk-on demand for US-listed crypto ETFs and warrant monitoring for follow-through in subsequent sessions, source: the provided Twitter post dated Sep 19, 2025.

According to @lookonchain, across 10 Bitcoin ETFs, net inflows totaled +1,205 BTC (+$139.75M) on Sept 19, with Fidelity contributing 828 BTC (+$96.09M) and aggregate holdings at 207,370 BTC ($24.05B). Source: @lookonchain on X, Sept 19, 2025. According to @lookonchain, across 9 Ethereum ETFs, net inflows were +41,150 ETH (+$185.17M), with BlackRock adding 34,688 ETH (+$156.1M) and aggregate holdings at 817,134 ETH ($3.68B). Source: @lookonchain on X, Sept 19, 2025. According to @lookonchain, based on the reported figures, Fidelity captured roughly 69% of the BTC ETF net inflows (828/1,205) and BlackRock about 84% of the ETH ETF net inflows (34,688/41,150), with combined BTC+ETH ETF net inflows around $324.92M for the day. Source: @lookonchain on X, Sept 19, 2025.

According to the source, US crypto ETF flows on Sept. 18 show about $163M of BTC and $213.1M of ETH were bought, indicating net inflows that day; source: social media post dated Sep 19, 2025. In ETF mechanics, net creations require authorized participants to acquire the underlying assets, channeling demand into spot BTC and ETH markets; source: U.S. SEC Investor Bulletin on Exchange-Traded Funds. ETH purchases exceeded BTC by roughly $50.1M on the day, highlighting stronger net demand in ETH ETFs during that session; source: social media post dated Sep 19, 2025.

According to @FarsideUK, US Ethereum ETF net flow on 2025-09-15 was +$359.7 million, with ETHA posting +$363.2 million, FETH recording -$13.5 million, and ETHE adding +$10 million, while ETHW, TETH, ETHV, QETH, EZET, and ETH registered zero, source: Farside Investors (@FarsideUK) post dated Sep 16, 2025 and Farside Ethereum ETF flow page. According to @FarsideUK, the data show ETHA was the primary driver of net creations, offset partially by FETH redemptions, source: Farside Investors (@FarsideUK) post dated Sep 16, 2025 and Farside Ethereum ETF flow page. According to the source, spot ETF creations require acquiring the underlying asset to back newly issued shares, so a +$359.7 million net creation implies net purchases of ETH on that date, source: US SEC Investor Bulletin on Exchange-Traded Funds and Farside Investors (@FarsideUK) flow data.

According to @lookonchain, Sept 10 recorded total net inflows of +524 BTC valued at +$59.75M across 10 Bitcoin ETFs (source: @lookonchain on X, Sep 10, 2025, https://x.com/lookonchain/status/1965795458472943803). According to @lookonchain, BlackRock's iShares Bitcoin ETF saw +1,521 BTC in daily inflows worth +$173.42M and currently holds 752,301 BTC valued at $85.76B (source: @lookonchain on X, Sep 10, 2025, https://x.com/lookonchain/status/1965795458472943803). According to @lookonchain, nine Ethereum ETFs posted combined net inflows of +15,071 ETH totaling +$66.51M (source: @lookonchain on X, Sep 10, 2025, https://x.com/lookonchain/status/1965795458472943803). According to @lookonchain, BlackRock's iShares Ethereum ETF had +10,285 ETH in inflows worth $45.39M and now holds 3,671,310 ETH valued at $16.2B (source: @lookonchain on X, Sep 10, 2025, https://x.com/lookonchain/status/1965795458472943803). According to @lookonchain, based on the reported totals this implies roughly 52 BTC average net inflow per BTC ETF and about 1,675 ETH per ETH ETF on the day, highlighting where spot ETF demand concentrated (source: @lookonchain on X, Sep 10, 2025, https://x.com/lookonchain/status/1965795458472943803).

According to Lookonchain, Bitcoin ETFs recorded net inflows of +1,578 BTC (+$174.35M) on Aug 29, with iShares (BlackRock) contributing +568 BTC (+$62.738M) and holding 746,584 BTC valued at $82.5B, source: https://twitter.com/lookonchain/status/1961423969975926859. Ethereum ETFs posted net inflows of +12,489 ETH (+$54.86M) the same day, with iShares receiving +15,127 ETH (+$66.45M), source: https://twitter.com/lookonchain/status/1961423969975926859. Combined BTC and ETH ETF net inflows totaled approximately $229.21M on Aug 29, source: https://twitter.com/lookonchain/status/1961423969975926859.

According to @lookonchain, on Aug 27 the 10 Bitcoin ETFs recorded net inflows of +827 BTC (+$91.94M), with BlackRock iShares adding +409 BTC (+$45.42M) and holding 745,562 BTC valued at $82.84B (source: @lookonchain). According to @lookonchain, the 9 Ethereum ETFs posted net inflows of +96,402 ETH (+$442.87M), with iShares receiving +70,795 ETH (+$325.23M) (source: @lookonchain). Traders can use these ETF net inflow figures as inputs for intraday positioning and liquidity monitoring; data source: @lookonchain.

According to @FarsideUK, US Ethereum ETFs recorded total net inflows of $455 million on 2025-08-26, led by ETHA at $323.1 million, FETH at $85.5 million, ETHE at $5.3 million, and ETH at $41.1 million, with ETHW, CETH, ETHV, QETH, and EZET posting zero flows, source: Farside Investors. According to @FarsideUK, ETHA accounted for roughly 71 percent of the day’s net inflows, FETH about 18.8 percent, ETH around 9.0 percent, and ETHE about 1.2 percent, indicating flows were concentrated in ETHA on the day, source: Farside Investors. According to @FarsideUK, only four funds saw positive net creations while five registered no net flow, providing a clear snapshot of issuer-level demand distribution for ETH exposure on that date, source: Farside Investors.

According to @FarsideUK, BlackRock’s Ethereum ETF recorded US$323.1 million in daily flow on August 27, 2025. Source: https://twitter.com/FarsideUK/status/1960549812404654423 The dataset and disclaimers are available via Farside Investors for verification. Source: https://t.co/FppgUwAthD

According to @FarsideUK, daily Ethereum ETF net flows totaled 443.9 million dollars on 2025-08-25, led by ETHA 314.9 million, FETH 87.4 million, ETH 53.3 million, ETHW 9.7 million, CETH 5.6 million, QETH 2.2 million, with zero for ETHV and EZET and a -29.2 million outflow for ETHE, source: farside.co.uk/eth/. ETHA represented about 71% of the day's net inflow and FETH about 20%, showing concentration of net inflows among leaders while ETHE registered net redemptions, source: farside.co.uk/eth/.

According to @lookonchain, on Aug 25 the 10 Bitcoin ETFs posted a combined net flow of +41 BTC (+$4.73M). According to @lookonchain, ARK 21Shares recorded +563 BTC (+$65.31M) and holds 42,378 BTC ($4.73B), implying other BTC ETFs saw a combined -522 BTC net flow based on @lookonchain data. According to @lookonchain, the 9 Ethereum ETFs registered a net flow of +61,425 ETH (+$285.19M). According to @lookonchain, BlackRock’s iShares saw +24,461 ETH (+$113.57M), implying the remaining ETH ETFs totaled +36,964 ETH based on @lookonchain figures.

According to @FarsideUK, U.S. Ethereum ETF net inflows totaled $337.7 million on 2025-08-22, confirming net creations exceeded redemptions across issuers, source: Farside Investors (@FarsideUK). FETH led with $117.9 million (34.9% of total) and ETHA followed with $109.4 million (32.4%), while ETHE saw $45.9 million (13.6%), ETHW $36.3 million (10.7%), ETH $22.7 million (6.7%), and EZET $5.5 million (1.6%), source: Farside Investors (@FarsideUK). CETH and QETH reported zero flow and ETHV was not reported in the post, source: Farside Investors (@FarsideUK). FETH and ETHA combined accounted for 67.3% of the day’s inflows, concentrating primary market demand in those two products, source: Farside Investors (@FarsideUK).

According to @lookonchain, on Aug 22 ten Bitcoin ETFs recorded net outflows of 2,014 BTC valued at $233.57M. Source: @lookonchain, Aug 22, 2025. According to @lookonchain, BlackRock iShares saw outflows of 1,135 BTC ($131.71M) and holds 746,288 BTC worth $86.57B. Source: @lookonchain, Aug 22, 2025. According to @lookonchain, nine Ethereum ETFs posted net inflows of 64,739 ETH totaling $299.93M, with BlackRock iShares contributing 55,065 ETH ($255.11M) of the day’s inflows. Source: @lookonchain, Aug 22, 2025. According to @lookonchain, the daily flow spread favored ETH over BTC by $533.5M based on these figures, with iShares representing about 56% of BTC ETF outflows and about 85% of ETH ETF inflows. Source: @lookonchain, Aug 22, 2025.

According to @FarsideUK, BlackRock’s Ethereum ETF recorded a US$338.1 million daily flow on August 16, 2025, as reported on Farside Investors’ official feed and referenced data portal at farside.co.uk/eth/ (source: Farside Investors tweet; source: farside.co.uk/eth/). The figure is presented in U.S. dollars and is issuer-specific to BlackRock, per the same source (source: Farside Investors tweet; source: farside.co.uk/eth/).

According to @lookonchain, on Aug 15 the 10 Bitcoin ETFs recorded net inflows of +1,738 BTC (+$205.17M) while the 9 Ethereum ETFs saw net inflows of +138,232 ETH (+$629.78M) [@lookonchain]. According to @lookonchain, iShares (BlackRock) contributed +4,428 BTC inflows (+$522.68M) and +114,069 ETH inflows ($519.7M), and its Bitcoin ETF now holds 748,968 BTC (valued at $88.4B) [@lookonchain]. Based on @lookonchain data, iShares’ +4,428 BTC versus the +1,738 BTC aggregate implies it drove more than 100% of daily BTC net inflows due to offsetting outflows at peers, while its +114,069 ETH constituted roughly 82% of ETH net inflows, highlighting concentrated ETF demand that traders can track for flow-driven sentiment shifts [@lookonchain].

According to @lookonchain, Aug 15 saw ten Bitcoin ETFs record net inflows of +1,738 BTC ($205.17M), with iShares (BlackRock) contributing +4,428 BTC ($522.68M) and holding 748,968 BTC valued at $88.4B — source: @lookonchain, Aug 15, 2025. Based on these figures, other BTC ETFs had a combined net outflow of -2,690 BTC (1,738 total minus 4,428 at iShares), meaning iShares accounted for more than 100% of the day's net BTC ETF inflows — source: @lookonchain, Aug 15, 2025. According to @lookonchain, nine Ethereum ETFs posted net inflows of +138,232 ETH ($629.78M), with iShares adding +114,069 ETH ($519.7M) — source: @lookonchain, Aug 15, 2025. This implies non-iShares ETH ETFs contributed roughly +24,163 ETH to net flows (138,232 minus 114,069), so iShares captured about 82.5% of the daily ETH ETF net inflows — source: @lookonchain, Aug 15, 2025. The implied conversion from the reported flows is approximately $118k per BTC and $4.56k per ETH, consistent with the USD figures attached to the inflows — source: @lookonchain, Aug 15, 2025.

According to @FarsideUK, Fidelity’s US Ethereum ETF recorded a daily flow of 56.9 million US dollars, as reported on August 15, 2025; source: Farside Investors tweet https://twitter.com/FarsideUK/status/1956152012363506167 and data portal https://t.co/FppgUwAthD. The figure is part of Farside Investors’ daily Ethereum ETF flow tracker for US issuers, providing verifiable flow data for day-over-day comparisons; source: Farside Investors data portal https://t.co/FppgUwAthD.

According to @FarsideUK, the latest provider-level comparison measures the value of Bitcoin ETF inflows versus Ethereum ETF inflows as a multiple. According to @FarsideUK, VanEck shows a 6.1x BTC-over-ETH inflow ratio. According to @FarsideUK, BlackRock and Bitwise sit in the middle cohort among providers on this BTC-to-ETH inflow multiple. According to @FarsideUK, the data was published on August 14, 2025.

According to Lookonchain, on Aug 13 the 10 Bitcoin ETFs recorded net inflows of +917 BTC totaling +$111.85M, while the 9 Ethereum ETFs posted net inflows of +124,431 ETH totaling +$582.96M; source: Lookonchain. According to Lookonchain, BlackRock iShares led daily flows with +931 BTC (+$113.59M) and now holds 744,540 BTC valued at $90.83B; source: Lookonchain. According to Lookonchain, BlackRock iShares also saw +70,802 ETH inflows worth about $331.71M; source: Lookonchain. According to Lookonchain, combined BTC and ETH ETF net inflows reached approximately $694.81M for the day; source: Lookonchain.