On May 29, Blackrock's iShares Bitcoin Trust (IBIT) led the way with gains totaling $24.5 million, followed closely by Fidelity's FBTC, which accrued approximately $18 million. Collectively, these funds recorded a total trade volume of around $1.14 billion during Wednesday's sessions.

According to official websites, Blackrock's IBIT holdings update indicates that the ETF now secures 289,035.25 BTC valued at $19.48 billion.

Meanwhile, Grayscale's Bitcoin Trust (GBTC) experienced outflows of around $31 million on Wednesday. The update for May 29, 2024, shows that the fund holds 287,443.03 BTC worth $19.31 billion. Following the inflows on Wednesday, Fidelity's FBTC now holds 162,303.38 BTC valued at $10.93 billion. Additionally, Ark Invest and 21shares ARKB fund saw inflows, with the ETF currently securing 48,624 BTC valued at $3.27 billion.

Bitwise's BITB also experienced a modest increase, now holding 36,397.69 BTC valued at $2.45 billion. Among the top five spot bitcoin ETFs, this group commands a substantial cache of 823,803.35 BTC valued at over $56 billion. Combined, the top five hold 4.18% of the current circulating supply of 19,705,389.87 BTC. Within this 4.18%, Blackrock's IBIT controls 1.46% of BTC's current supply, while GBTC holds 1.45% of today's circulating bitcoins.