This data, analyzed by Lookonchain, highlights continued investor interest in regulated Bitcoin investment vehicles.
BlackRock’s IBIT Maintains Strong Lead
The iShares (Blackrock) Bitcoin Trust (IBIT) continues to solidify its position as the largest Bitcoin ETF. As of June 9, 2025, IBIT holds an impressive 662,571 BTC. It also recorded healthy inflows, with a +1,113 BTC net inflow in one day and +2,979 BTC over the past seven days. This consistent growth underscores its popularity among institutional and retail investors seeking Bitcoin exposure.
Fidelity’s FBTC Shows Strong Daily Inflows
While IBIT holds the most BTC, the Fidelity Wise Origin Bitcoin Fund (FBTC) recorded the highest single-day net inflow. As of June 10, 2025, FBTC added a substantial +1,593 BTC, bringing its total holdings to 198,075 BTC. Its seven-day net inflow also remained positive at +436 BTC, signaling strong ongoing demand for Fidelity’s offering.
Positive Momentum Across Most ETFs
The broader Bitcoin ETF landscape reflects positive sentiment. ARK 21Shares Bitcoin ETF (ARKB), as of June 9, 2025, saw +100 BTC in 1-day net inflow and +527 BTC over seven days, reaching 45,824 BTC in holdings.
Bitwise Bitcoin ETF (BITB) also maintained momentum, with +631 BTC in 1-day net inflow and +713 BTC over seven days, pushing its holdings to 38,415 BTC as of June 9, 2025.
Vaneck Bitcoin Trust (HODL), holding 15,195 BTC as of June 9, 2025, experienced modest but positive inflows of +71 BTC (1D) and +184 BTC (7D). Similarly, Invesco Galaxy Bitcoin ETF (BTCO) added +1 BTC in one day and +76 BTC over seven, with 5,166 BTC in total holdings as of June 9, 2025.
Outliers: Grayscale and Valkyrie
Not all ETFs experienced positive inflows. The Grayscale Bitcoin Trust (GBTC), as of June 9, 2025, continued to see outflows, reporting -23 BTC in 1-day net inflow and -447 BTC over seven days. Its total holdings stand at 185,211 BTC. This trend of outflows from GBTC has been consistent since its conversion to an ETF.
Interestingly, Grayscale Bitcoin Mini Trust (BTC), a newer offering, showed +88 BTC in 1-day net inflow as of June 9, 2025, despite a -10 BTC outflow over seven days. Its total holdings are 43,524 BTC.
The Valkyrie Bitcoin Fund (BRRR), as of June 10, 2025, recorded a minor -9 BTC outflow in one day but maintained a positive +18 BTC inflow over seven days, with 5,759 BTC held.
Franklin Bitcoin ETF (EZBC), as of June 9, 2025, reported zero net inflow for both the 1-day and 7-day periods, holding 5,040 BTC.
The consistent positive inflows across most Bitcoin ETFs underscore growing mainstream adoption and investor confidence in Bitcoin as a viable asset class.
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