According to Crypto Rover, Bitcoin ETFs reported a significant outflow of $616.1 million, while Ethereum ETFs saw an inflow of $70.2 million on May 31, 2025 (source: Crypto Rover Twitter). This shift indicates investors are rotating capital from Bitcoin to Ethereum, potentially reflecting changing sentiment and rising interest in Ethereum-based assets. For traders, this movement signals possible short-term volatility in Bitcoin prices and renewed momentum for Ethereum, which could impact crypto trading strategies and portfolio allocations.

According to Farside Investors, BlackRock's Bitcoin ETF experienced a significant daily outflow of $430.8 million on May 31, 2025, marking one of the largest single-day withdrawals recorded this year. This sizable outflow signals potential bearish sentiment among institutional investors and could contribute to increased volatility in Bitcoin prices. Traders should closely monitor ETF flows for indications of broader market sentiment, as large ETF outflows historically precede short-term declines in spot Bitcoin prices and may impact liquidity and trading strategies across the cryptocurrency market. (Source: Farside Investors, May 31, 2025)

According to Farside Investors, Ark's US Bitcoin ETF experienced a significant outflow of $120.1 million on May 30, 2025, indicating a notable shift in institutional sentiment. Such large-scale outflows can signal bearish sentiment and may increase short-term volatility for Bitcoin prices, as ETF flows are closely monitored by crypto traders for market direction. This development could prompt traders to re-evaluate risk exposure and adjust positions, especially as ETF inflows and outflows often serve as leading indicators for broader crypto market trends (Source: Farside Investors, farside.co.uk/btc/).

According to Farside Investors, the Grayscale Bitcoin ETF (GBTC) registered a significant daily outflow of $16.2 million on May 30, 2025 (source: @FarsideUK, farside.co.uk/btc/). This continued net outflow signals ongoing profit-taking by institutional investors and could contribute to short-term downward pressure on Bitcoin prices. Traders should monitor ETF flow data closely, as persistent outflows from major funds like Grayscale often correlate with increased volatility and may signal a bearish sentiment in the broader cryptocurrency market.

According to Lookonchain, May 30 saw significant net outflows from 10 Bitcoin ETFs totaling 1,977 BTC, equivalent to $208.78 million, with Fidelity accounting for the largest single outflow of 1,571 BTC ($165.092 million). Fidelity's holdings now stand at 198,291 BTC ($20.95 billion), highlighting a notable reduction in institutional BTC exposure. Conversely, 9 Ethereum ETFs recorded positive netflows of 37,685 ETH, amounting to $97.45 million in new capital, with iShares (Blackrock) ETFs leading with an inflow of 19,069 ETH ($49.31 million). These ETF flows indicate a shift in investor sentiment, with traders showing renewed interest in Ethereum-based products while reducing exposure to Bitcoin, potentially impacting short-term crypto price action and trading strategies. (Source: Lookonchain on Twitter, May 30, 2025)

According to Farside Investors (@FarsideUK), Bitcoin traded at $106,095, down 1.52%, with March 2026 Deribit Bitcoin Futures at $112,967, also down 1.38%. The annualised basis rate stands at 7.68%, showing a slight increase of 0.26%, which indicates moderate bullish sentiment among futures traders. However, a significant net outflow of $346.8 million from Bitcoin ETFs signals institutional selling pressure, likely contributing to the price decline. Ethereum also fell 3.05% to $2,641. These ETF outflows and futures basis levels suggest cautious market positioning and potential for continued volatility, which traders should monitor closely for short-term opportunities. (Source: Farside Investors @FarsideUK, May 30, 2025)

According to Farside Investors, Grayscale's Bitcoin ETF (GBTC) recorded a daily net outflow of $26.9 million on May 27, 2025. This continued withdrawal trend signals weakening institutional demand for GBTC, potentially putting downward pressure on Bitcoin price. Traders should closely monitor this outflow as it may indicate short-term market sentiment shifts, influencing Bitcoin volatility and related crypto assets. Source: Farside Investors (May 27, 2025).

According to Farside Investors, Fidelity's Bitcoin ETF recorded a daily net outflow of $73.7 million on May 24, 2025, signaling a notable decrease in institutional interest for the day. This significant withdrawal could increase short-term selling pressure on Bitcoin, potentially impacting spot prices and overall crypto market sentiment. Traders should monitor ETF flow trends closely, as sustained outflows from major funds like Fidelity often correlate with increased volatility and price corrections in the broader cryptocurrency market (source: Farside Investors).

According to Farside Investors, Invesco's Bitcoin ETF recorded a net daily outflow of $5.3 million on May 20, 2025, signaling reduced institutional demand for Bitcoin exposure (source: FarsideUK on Twitter). This negative flow could increase short-term volatility and add selling pressure to the Bitcoin spot market, impacting investor sentiment and potentially influencing crypto price action. Traders should monitor ETF flow trends for signals on broader market direction and liquidity shifts.

According to Lookonchain, on May 7, the net flow for 10 Bitcoin ETFs registered a negative 132 BTC, equivalent to $12.83 million in outflows. Grayscale's GBTC led with an outflow of 181 BTC ($17.6 million), while its holdings now stand at 190,229 BTC ($18.46 billion) (source: Lookonchain/Twitter, May 7, 2025). For Ethereum, nine ETFs reported a net flow of -10,287 ETH, translating to $18.81 million in outflows, with Fidelity accounting for 9,991 ETH ($18.26 million) of that, and current holdings at 413,405 ETH. These significant ETF outflows may exert downward pressure on both BTC and ETH prices in the short term and signal shifting institutional sentiment in the crypto markets.

According to Farside Investors (@FarsideUK), Fidelity's Bitcoin ETF recorded a daily outflow of US$6.2 million on April 30, 2025. This negative net flow signals reduced institutional demand, which may put short-term downward pressure on Bitcoin price action. Traders should monitor ETF flows closely, as sustained outflows from major funds like Fidelity often correlate with weaker spot market performance. Source: Farside Investors (@FarsideUK) via farside.co.uk/btc/

According to Farside Investors, the Bitwise Bitcoin ETF registered a net daily outflow of US$21.1 million, indicating increased redemptions and potential short-term bearish sentiment among institutional investors (source: FarsideUK, April 28, 2025). Notably, 10% of profits from this ETF are allocated to Bitcoin developers, which could influence long-term ecosystem growth. Traders should monitor outflow trends as persistent redemptions may impact Bitcoin price action and market liquidity.

According to Hamster Kombat, Gemini’s Winklevoss announced that the SEC investigation into Gemini has concluded without any actions taken, which may influence investor confidence in the platform's stability. Additionally, Bitcoin ETFs experienced their largest-ever daily outflow of $938 million, a potential indicator of bearish sentiment or portfolio rebalancing by institutional investors. Furthermore, Hamster Kombat's launch of a Layer-2 blockchain on the TON network could provide new opportunities for traders interested in decentralized finance applications.