US spot Bitcoin ETFs are witnessing an accelerating drain of capital. According to The Block, after a monthly net outflow of $2.4 billion in May, these ETFs have now posted outflows for 11 consecutive trading days. On Monday alone, the group saw a net $484 million exit, with BlackRock’s IBIT accounting for a staggering $440 million of that total. The only fund to buck the trend was Morgan Stanley’s MSBT, which attracted a modest $6.14 million in net inflows. Over the last 11 sessions, cumulative outflows have reached $3.45 billion, and May’s $2.43 billion monthly net outflow marks the largest since November 2025.
Andri Fauzan Adziima, a researcher at Bitrue, attributes the May outflows to a confluence of macro factors. Rising inflation, elevated U.S. Treasury yields, and diminishing expectations for rate cuts are pushing institutional investors to rebalance their portfolios. A clear rotation is underway: money is moving from crypto ETFs into AI-linked equities. Adziima emphasizes that this is a defensive, risk-off repositioning rather than a structural rejection of Bitcoin itself.
Macro Pressures and Rising Risk Aversion
Persistent inflationary signals and uncertain monetary policy are the key drivers. Although the Federal Reserve had previously signaled potential easing, recent data has revived hawkish sentiment. Higher bond yields sharply enhance the opportunity cost of holding non-yielding assets like Bitcoin. According to Adziima, the current ETF outflows represent a cautious de‑risking by institutions navigating an unpredictable macro landscape, rather than a fundamental loss of confidence in digital assets.
Geopolitics and a Shift in the Strategy Narrative
Beyond macroeconomics, Adziima points to two specific events weighing on Bitcoin. Ongoing tensions between the U.S. and Iran have kept risk appetite subdued. More importantly, Strategy (formerly MicroStrategy) made its first Bitcoin sale in years. Adziima criticizes the timing of the announcement, arguing that it has undercut the company’s long‑cultivated “buy and hold” narrative. As the largest corporate Bitcoin holder, Strategy’s decision to sell is interpreted as a signal by the market, adding an extra layer of pressure on investor sentiment.
In summary, the U.S. spot Bitcoin ETF complex is navigating a pronounced outflow cycle, shaped by macroeconomic liquidity expectations and geopolitical risks. While the rotation toward AI stocks indicates a shift in institutional preference, the outflow pattern is not being framed as an outright bearish verdict on Bitcoin’s long‑term prospects.