Bitcoin ETFs End Outflow Streak Led by BlackRock Amid Mixed Crypto Performance

Key Facts

1Bitcoin ETFs recorded $159.5 million in inflows on September 17, ending a two-day streak of withdrawals.

2BlackRock's IBIT led the inflows with $183.7 million.

3Ethereum ETFs saw $39.3 million in outflows, marking a third consecutive session of losses.

Reflecting a shift in institutional sentiment toward digital assets, U.S. spot Bitcoin ETFs recorded net inflows of $159.5 million on September 17, successfully breaking a two-day streak of capital withdrawals. According to reports, BlackRock's IBIT fund spearheaded the recovery with $183.7 million in inflows, solidifying the firm's role as a dominant liquidity provider. This reversal occurred as Bitcoin prices recovered toward the $77,000 level, prompting renewed institutional interest in BTC-linked investment products.

In contrast to the positive momentum in Bitcoin, Ethereum ETFs faced persistent pressure, recording $39.3 million in outflows for the third consecutive session. Regarding the performance of major sector participants per market data, BlackRock (BLK) shares closed at $1053.96 on September 17, 2026, fluctuating between a day high of $1061.11 and a low of $1047.6. This price action highlights investor reaction to the firm's expanding footprint in the digital asset management space.

Traders should watch for the sustainability of these inflows with BLK shares positioned at their September 17, 2026 close, where the recent high of $1061.11 serves as a technical level of interest. Looking ahead, the economic calendar shows few immediate catalysts following the earlier Michigan Consumer Sentiment reading of 47.8, suggesting that crypto-specific sentiment will remain the primary driver for ETF flow dynamics in the coming days.