According to Farside Investors, the ARK 21Shares Bitcoin ETF (ARKB) recorded US$275.2 million in net outflows on Oct 16, 2025, based on its US Bitcoin ETF Daily Flow tracker (source: Farside Investors). Under ARKB’s cash creation and redemption model, net redemptions generally require the fund to sell bitcoin to raise cash for redeeming shares, linking outflows to potential spot sell transactions in BTC (source: ARK 21Shares Bitcoin ETF prospectus filed with the SEC). Traders should monitor ARKB’s premium or discount to NAV during US trading hours as a gauge of primary-market stress and timing of related underlying BTC trades (source: ARK 21Shares Bitcoin ETF disclosures; Cboe BZX trading schedule).

According to Farside Investors, U.S. spot Bitcoin ETFs recorded total net inflows of $300.5 million on 2025-09-03. According to Farside Investors, BlackRock’s iShares Bitcoin Trust (IBIT) led with +$289.8 million, accounting for roughly 96% of the day’s net total based on Farside data. According to Farside Investors, Fidelity Wise Origin Bitcoin Fund (FBTC) saw +$9.8 million while ARK 21Shares Bitcoin ETF (ARKB) posted -$27.9 million. According to Farside Investors, BITB, BTCO, EZBC, BRRR, HODL, BTCW, and GBTC reported zero net flow. According to Farside Investors, the dashboard also listed BTC: 28.8. According to Farside Investors’ flow methodology, traders track sustained net creations as a gauge of primary-market demand entering BTC via ETFs.

According to @FarsideUK, US spot Bitcoin ETFs recorded total net outflows of $749.2 million in the latest monthly summary, confirming redemptions exceeded subscriptions, source: @FarsideUK. IBIT posted $706.9 million in net inflows, while FBTC saw -$662.2 million, ARKB -$621.3 million, and GBTC -$292.7 million, source: @FarsideUK. Smaller inflows were reported for HODL (+$56.3 million), EZBC (+$16.7 million), BTCO (+$6.5 million), and BTCW (+$2.3 million), while BITB (-$9 million) and BRRR (-$4.3 million) registered outflows, source: @FarsideUK. The flow pattern indicates net ETF selling pressure this month with rotation toward IBIT despite broad redemptions, source: @FarsideUK.

According to @FarsideUK, US spot Bitcoin ETF net flows totaled -$315.9 million on 2025-08-20 (source: Farside Investors tweet on Aug 21, 2025 and ETF flow dashboard). Outflows were led by IBIT -$220 million and ARKB -$75.7 million, with FBTC -$7.5 million, GBTC -$9 million, BRRR -$4.3 million, BITB +$0.6 million, and BTCO, EZBC, HODL, BTCW, BTC at 0 for the day (source: Farside Investors).

According to @FarsideUK, total US spot Bitcoin ETF net flow was $230.8 million on 2025-08-14, indicating a net creation of shares and incremental BTC demand via ETFs, source: Farside Investors tweet and dashboard. According to @FarsideUK, IBIT recorded a $523.7 million inflow, while ARKB saw a $149.9 million outflow and FBTC a $113.5 million outflow, highlighting concentrated buying in a single issuer, source: Farside Investors tweet and dashboard. According to @FarsideUK, BITB posted a $30.9 million outflow and HODL a $5.9 million outflow, partially offsetting IBIT’s strength, source: Farside Investors tweet and dashboard. According to @FarsideUK, BTCO, EZBC, BRRR, BTCW, and GBTC registered zero flows, while the BTC ticker showed a $7.3 million inflow, supporting the positive net for the day, source: Farside Investors tweet and dashboard. According to @FarsideUK, the day’s profile suggests rotation among issuers with net positive spot ETF demand, a dynamic traders track for intraday liquidity cues in BTC, source: Farside Investors tweet and dashboard.

According to Farside Investors, the week ending May 3, 2025, saw total net inflows of $1.8 billion into Bitcoin ETFs, driven primarily by IBIT's significant $2.48 billion inflow while ARKB and FBTC experienced notable outflows at -$457.6 million and -$201.1 million respectively (source: Farside Investors, Twitter). This marked a robust week for Bitcoin ETF demand, signaling continued institutional interest and potentially bullish momentum for spot Bitcoin prices. Traders should monitor changing ETF flows, as these can directly impact liquidity and short-term price action.