Bitcoin spot exchange-traded funds (ETFs) in the United States experienced their second-highest daily net inflows on June 4, drawing in $886.75 million. This surge was led by Fidelity's FBTC with $379 million and BlackRock's IBIT with $274 million. The record for the highest daily net inflows was on March 12, with $1.05 billion.

Key Points:
1. Record Inflows: June 4 marked the second-highest daily net inflows for Bitcoin spot ETFs in the U.S. at $886.75 million, with Fidelity’s FBTC leading at $379 million, followed by BlackRock’s IBIT at $274 million.
2. Other Inflows: ARK Invest and 21Shares' ARKB saw $139 million, Bitwise's BITB had $61 million, and Grayscale's GBTC attracted $28 million, its third largest net inflow since its conversion.
3. Total Inflows: The cumulative total net inflows for U.S. spot Bitcoin ETFs now stand at $14.85 billion, extending their streak of consecutive net inflows to 16 days.
4. Bitcoin Price Movement: Bitcoin’s value briefly surpassed $71,000, trading around $70,800 at the time of publication. Analysts indicate that the correction phase is nearing its end, with long-term holders starting to accumulate Bitcoin again.
5. Upcoming Spot Ethereum ETFs: Major issuers are preparing for the launch of spot Ethereum ETFs in the U.S., with estimates suggesting net inflows between $3.1 billion and $4.8 billion in the first five months of trading.
6. Thailand's First Bitcoin ETF: One Asset Management (ONEAM) in Thailand launched the country's first Bitcoin ETF, approved by the Thai SEC, targeting institutional investors and high-net-worth individuals. The fund will invest in 11 prominent global Bitcoin funds.

This significant activity in the Bitcoin ETF market underscores the growing institutional interest and the potential for increased adoption of cryptocurrency investment products. The anticipation around the launch of Ethereum ETFs and similar moves in international markets like Thailand further highlights the evolving landscape of digital asset investment.