The net inflow streak for US spot Bitcoin exchange-traded funds (ETFs) continued for the 15th consecutive day on June 30, with an additional US$102.1 million added, according to data from The Block.

Over this period, total inflows have reached US$4.7 billion. BlackRock’s IBIT fund led the inflows, attracting US$112.3 million on June 30.

In contrast, Ark Invest and 21Shares’ ARKB fund saw net outflows of US$10.2 million, while other Bitcoin ETFs recorded no activity for the day.

IBIT accounted for US$3.8 billion, or 81%, of the total inflows during this 15-day streak.

Despite the inflow on June 30, the pace has slowed compared to previous days, which included US$501.2 million on June 27.

The 15-day average inflow is now US$316 million per day.

🔗 Source: The Block

🧠 Food for thought

1️⃣ BlackRock dominates Bitcoin ETF market with unprecedented institutional flows

BlackRock’s IBIT fund has established remarkable market dominance, capturing 81% ($3.8 billion) of the recent 15-day inflow streak totaling $4.7 billion.

This concentration of capital into a single fund provider reveals how institutional investors are consolidating around established financial giants rather than crypto-native firms when entering the Bitcoin market.

The pattern reflects BlackRock’s broader market power, which manages over $10 trillion in assets globally and can leverage existing relationships with institutional clients to channel Bitcoin investments.

Despite competition from lower-fee alternatives, BlackRock’s Bitcoin ETF continues attracting disproportionate capital, demonstrating how brand recognition and distribution networks outweigh fee considerations in emerging investment categories.

2️⃣ Bitcoin ETFs reaching critical mass faster than historical comparisons

U.S. spot Bitcoin ETFs have accumulated $49.3 billion in net inflows since their January 2024 launch, significantly outpacing market expectations that initially projected $5 billion for the entire first year.

This rapid adoption contrasts with the trajectory of gold ETFs, which took significantly longer to reach similar scale despite gold’s established status as a traditional store of value.