According to the source, U.S. spot Bitcoin ETFs reportedly saw net outflows of 4,083 BTC today while spot Ethereum ETFs recorded 81,358 ETH in net redemptions; traders should treat these figures as unverified until confirmed against issuer reports and DTCC daily share changes (source: issuer websites and DTCC). Creation/redemption mechanics mean persistent ETF outflows can prompt authorized participants to redeem shares and sell or withdraw underlying BTC and ETH, which may pressure spot liquidity during U.S. trading hours (source: SEC guidance on ETF creation/redemption and spot BTC/ETH ETF filings). Before taking positions, confirm same-day flow prints on fund pages, check NAV premium/discount and primary market share changes, and monitor custodian wallet movements tied to the funds to validate flow direction (source: BlackRock iBIT, Fidelity FBTC, VanEck HODL, Bitwise BITB, Grayscale GBTC issuer disclosures, DTCC, and fund custody disclosures).

According to @lookonchain, on Sept 29 the 10 Bitcoin ETFs recorded net outflows of 4,083 BTC, equal to USD 466.29M, signaling net redemptions across the BTC fund complex for the day; source: @lookonchain. According to @lookonchain, Fidelity saw outflows of 2,747 BTC (USD 313.67M) and now holds 200,699 BTC valued at USD 22.92B; source: @lookonchain. According to @lookonchain, the 9 Ethereum ETFs posted net outflows of 81,358 ETH (USD 341.7M), with BlackRock registering outflows of 49,608 ETH (USD 208.35M) and holding 3,775,070 ETH worth USD 15.86B; source: @lookonchain.

According to the source, spot Bitcoin ETFs posted a net outflow of 1,790 BTC today while Ethereum ETFs registered net outflows of 50,655 ETH, indicating net redemptions across both baskets. source: X post dated Sep 27, 2025 Under U.S. SEC-described ETF creation/redemption mechanics, net outflows reflect authorized participant redemptions that can require selling or returning underlying assets, which typically signals weaker primary demand and can translate into near-term sell pressure when redemptions are cash-settled. source: U.S. SEC Investor Bulletin on Exchange-Traded Funds and SEC Exchange-Traded Products overview For trading, monitor U.S. spot volumes and ETF primary market activity into the close alongside CME BTC and ETH futures basis/term structure for dislocations that often accompany heavy flow days to gauge whether outflows are influencing price discovery and liquidity. source: CME Group education resources on futures term structure and basis

According to Lookonchain, 10 Bitcoin ETFs recorded net outflows of 1,237 BTC valued at $139.97M on Sep 24, source: Lookonchain on X on Sep 24, 2025. According to Lookonchain, Fidelity saw outflows of 676 BTC valued at $76.44M and holds 204,230 BTC valued at $23.1B, source: Lookonchain on X on Sep 24, 2025. According to Lookonchain, 9 Ethereum ETFs recorded net outflows of 21,865 ETH valued at $91.29M on Sep 24, source: Lookonchain on X on Sep 24, 2025. According to Lookonchain, Fidelity saw outflows of 15,222 ETH valued at $63.55M and holds 781,948 ETH valued at $3.26B, source: Lookonchain on X on Sep 24, 2025.

According to @lookonchain, 10 Bitcoin ETFs posted a net outflow of 3,211 BTC valued at $362.86M on Sept 23, while 9 Ethereum ETFs recorded a net outflow of 25,851 ETH valued at $108.31M, source: @lookonchain on X, Sep 23, 2025. According to @lookonchain, Fidelity saw outflows of 2,463 BTC ($278.36M) and 7,986 ETH ($33.46M) on the day, with current holdings at 204,906 BTC ($23.15B) and 797,170 ETH ($3.34B), source: @lookonchain on X, Sep 23, 2025. According to @lookonchain, combined net outflows across the BTC and ETH ETFs totaled approximately $471.17M for the session, and Fidelity’s daily redemptions equated to roughly 1.2% of its BTC holdings and about 1.0% of its ETH holdings based on the provided figures, source: @lookonchain on X, Sep 23, 2025.

According to Lookonchain, across 10 spot Bitcoin ETFs, net flow was +2,544 BTC (+$295.63M) on Sept 17; BlackRock saw +1,794 BTC (+$208.42M) and now holds 763,699 BTC ($88.74B), source: Lookonchain, X, Sep 17, 2025. BlackRock's inflow equaled roughly 70% of the day's BTC ETF net inflows, source: Lookonchain, X, Sep 17, 2025. Across 9 spot Ethereum ETFs, net flow was -11,463 ETH (-$51.58M), led by Fidelity with -10,731 ETH ($48.29M) outflows and holdings of 788,934 ETH ($3.55B), representing about 94% of the day's ETH ETF net outflows, source: Lookonchain, X, Sep 17, 2025.

According to @Andre_Dragosch, global ETP flows last week showed a re-rotation from ETH to BTC, with Bitcoin ETP net inflows of USD 444.3 million and Ethereum ETP net outflows of USD 908.4 million, source: @Andre_Dragosch. The weekly net spread between BTC and ETH ETP flows was roughly USD 1.35 billion in favor of BTC, highlighting a notable divergence in investor allocations within listed products, source: @Andre_Dragosch.

According to @lookonchain, as of Sept 4, 2025, 10 Bitcoin ETFs recorded a net inflow of +2,569 BTC totaling +$281.53M, with BlackRock iShares alone taking in +2,588 BTC and now holding 750,058 BTC valued at $82.21B. Source: @lookonchain on X, Sept 4, 2025. According to @lookonchain, 9 Ethereum ETFs posted a net outflow of -15,444 ETH totaling -$66.56M, with BlackRock iShares showing -33,884 ETH in outflows worth $146.04M. Source: @lookonchain on X, Sept 4, 2025. According to @lookonchain, the day’s ETF flow divergence indicates stronger net demand in BTC ETFs versus ETH ETFs on Sept 4 based on the reported figures. Source: @lookonchain on X, Sept 4, 2025.

According to Lookonchain, 10 Bitcoin ETFs recorded net inflows of +2,933 BTC (+$328.94M) on Sept 3, with Fidelity contributing +1,157 BTC (+$129.78M) and now holding 200,655 BTC valued at $22.5B, source: Lookonchain (X, Sept 3, 2025). According to Lookonchain, 9 Ethereum ETFs saw net outflows of -49,829 ETH (-$222.49M) on the same day, with Fidelity reporting -23,365 ETH (-$104.33M) in outflows, source: Lookonchain (X, Sept 3, 2025).

According to @lookonchain, 10 Bitcoin ETFs posted a combined net flow of −631 BTC (−$68.83M) on Sept 1, 2025. According to @lookonchain, VanEck recorded outflows of 627 BTC ($68.38M) and currently holds 16,780 BTC ($1.83B). According to @lookonchain, 9 Ethereum ETFs registered a combined net flow of −4,319 ETH (−$19M). According to @lookonchain, Bitwise saw outflows of 5,467 ETH ($24.06M) and currently holds 130,701 ETH ($575.08M).

According to @FarsideUK, the Fidelity Ethereum ETF posted a record daily outflow, marking the largest single-day net redemption since the fund’s launch, as reported on Aug 16, 2025, source: Farside Investors (@FarsideUK) on X. The post did not disclose the outflow amount, but confirms a new outflow high for the ETF, source: Farside Investors (@FarsideUK) on X.

According to @lookonchain, August 5 data shows that 10 Bitcoin ETFs experienced a net outflow of 3,858 BTC, totaling $440.35 million in withdrawals. Notably, iShares (BlackRock) reported a significant outflow of 2,544 BTC valued at $290.35 million, but still maintains a large holding of 738,489 BTC worth $84.29 billion. Meanwhile, 9 Ethereum ETFs saw net outflows of 155,688 ETH, or $565.93 million, with iShares accounting for 101,975 ETH ($370.68 million) of those outflows. These large ETF redemptions signal potential ongoing bearish pressure on BTC and ETH prices, and traders should closely monitor for continued outflows as they may influence short-term market volatility (source: @lookonchain).

According to Farside Investors, Ethereum ETFs have experienced a record outflow day, signaling increased selling pressure and potential bearish sentiment among institutional investors. This significant outflow may impact ETH price volatility and suggests caution for traders considering new positions or leverage in the short term. Source: Farside Investors.

According to Farside Investors, Ethereum ETF products experienced a significant net outflow of $465.1 million on August 4, 2025, with the largest withdrawals from ETHA ($375 million) and FETH ($55.1 million). Other major ETFs, including ETHW, CETH, ETHV, QETH, and EZET, reported zero flows, while ETHE and ETH saw outflows of $7 million and $28 million respectively. This sharp outflow signals bearish sentiment among institutional investors and may increase short-term volatility for ETH prices. Traders should closely monitor ETF flows, as continued outflows could place additional downward pressure on Ethereum (ETH) in the spot and derivatives markets. Source: Farside Investors.

According to @lookonchain, the July 31 update shows that 10 Bitcoin (BTC) ETFs recorded a net inflow of 9 BTC, valued at $1.02 million, with iShares (Blackrock) seeing a significant inflow of 295 BTC ($34.83 million), now holding 740,896 BTC ($87.41 billion). In contrast, 9 Ethereum (ETH) ETFs experienced a net outflow of 613 ETH, totaling $2.31 million, with Fidelity seeing outflows of 5,991 ETH ($22.62 million) and holding 678,883 ETH ($2.56 billion). These ETF flow trends signal heightened institutional interest in BTC versus ETH, which may influence short-term trading strategies and market sentiment as tracked by the source.

According to Lookonchain, June 16 data shows that 10 Bitcoin (BTC) ETFs recorded a net inflow of 2,864 BTC, worth $305.87 million, with BlackRock's iShares ETF leading the surge by adding 2,272 BTC ($242.6 million) and reaching a total holding of 671,795 BTC ($71.74 billion). In contrast, 9 Ethereum (ETH) ETFs experienced a net outflow of 3,748 ETH ($9.84 million), driven mainly by Fidelity's ETF, which saw 3,496 ETH ($9.18 million) withdrawn and now holds 465,263 ETH. These ETF flows indicate strong institutional demand for BTC, supporting bullish trading sentiment, while continued ETH outflows may signal caution or profit-taking among Ethereum investors. Source: Lookonchain (Twitter, June 16, 2025).

According to Lookonchain, on May 19, the net flow for 10 Bitcoin ETFs was a strong positive at +2,013 BTC (worth $210.67 million), signaling robust institutional interest. Notably, iShares (BlackRock) led with an inflow of 1,250 BTC ($130.81 million), now holding a significant 633,212 BTC ($66.28 billion), which could support upward price momentum for Bitcoin in the short term. In contrast, 9 Ethereum ETFs registered a net outflow of 1,002 ETH ($2.46 million), with Grayscale (ETHE) seeing a substantial withdrawal of 6,640 ETH ($16.33 million). These flows highlight diverging institutional sentiment between Bitcoin and Ethereum, which may influence short-term trading strategies and volatility, especially as ETF demand is a leading indicator for price movement in the crypto market (source: Lookonchain, Twitter, May 19, 2025).

According to Lookonchain, on May 19, 10 Bitcoin ETFs recorded a net inflow of 2,013 BTC, equivalent to $210.67 million, indicating increased institutional interest in Bitcoin. The iShares (Blackrock) Bitcoin ETF led with an inflow of 1,250 BTC ($130.81 million) and currently holds a substantial 633,212 BTC ($66.28 billion), underlining its dominant market share. In contrast, 9 Ethereum ETFs saw a net outflow of 1,002 ETH ($2.46 million), with Grayscale's ETHE responsible for a significant outflow of 6,640 ETH ($16.33 million). These ETF flows highlight shifting institutional sentiment and are key indicators for short-term crypto price action and volatility. Source: Lookonchain (Twitter).

According to Lookonchain, on May 16, Bitcoin ETFs recorded a net inflow of 1,894 BTC, equivalent to $196.39 million, with iShares (Blackrock) leading by adding 3,977 BTC ($412.24 million) to its holdings, now totaling 631,962 BTC ($65.51 billion). In contrast, Ethereum ETFs saw a net outflow of 9,246 ETH ($23.93 million), mainly driven by Fidelity, which reduced its position by 12,488 ETH ($32.32 million), holding 390,676 ETH. These ETF flows indicate bullish sentiment for Bitcoin among institutional investors, potentially supporting upward price momentum, while Ethereum faces near-term selling pressure due to significant outflows. Traders should monitor these flows as they may impact short-term crypto market dynamics. (Source: Lookonchain, Twitter, May 16, 2025)

According to Lookonchain, May 16 saw a net inflow of 1,894 BTC, totaling $196.39 million, across 10 Bitcoin ETFs. BlackRock's iShares ETF recorded the largest inflow, adding 3,977 BTC valued at $412.24 million, and now holds 631,962 BTC ($65.51 billion). In contrast, 9 Ethereum ETFs experienced a net outflow of 9,246 ETH, equaling $23.93 million, with Fidelity leading the outflows at 12,488 ETH ($32.32 million) and holding 390,676 ETH. These ETF flows indicate sustained institutional demand for Bitcoin, which could support price stability or upward momentum, while continued Ethereum ETF outflows may signal bearish sentiment or profit-taking among large holders (Source: Lookonchain on Twitter, May 16, 2025).