BlackRock Bitcoin ETF Inflows Hit Four-Month High After $130M Coldcard Hack

BlackRock's iShares Bitcoin Trust (IBIT) alone captured about $693 million — over 80% of all Bitcoin ETF inflows that week . Fidelity's FBTC and a few other major funds also saw net inflows, but the concentration was striking: roughly $0.81 of every dollar entering the category went to BlackRock .

Is the hack directly causing the ETF flows? Causality is widely inferred but not conclusively proven. Bloomberg ETF analyst Eric Balchunas noted that while the timing strongly suggests a "flight to safety" from self-custody into institutional ETF rails, no direct evidence yet links the breach to specific ETF flows . An important detail: roughly 88% of the week's inflows occurred before the July jobs report, meaning the jobs data likely explains Friday's Bitcoin price rally rather than the capital flows themselves .

Still, the pattern is unmistakable. Investors had pulled $8.26 billion out of US spot Bitcoin ETFs over eight straight weeks through early July . The Coldcard breach coincided with a sharp reversal of that trend.

BlackRock Slashes IBIT's In-Kind Conversion Minimum by 96%

On August 11, 2026, BlackRock lowered the minimum for in-kind Bitcoin conversions into the iShares Bitcoin Trust (IBIT) from $25 million to $1 million — a 96% reduction . This allows authorized participants to exchange Bitcoin directly for IBIT shares at a far lower threshold, making the fund's creation/redemption mechanism accessible to a much broader pool of investors rather than only institutions with very large positions .

BlackRock's Head of Digital Assets, Robert Mitchnick, disclosed the change during a Bloomberg Television appearance, stating: "Bitcoiners can do in-kind exchanges of BTC for IBIT for $1 million minimum now. It used to be $25 million" . He added that the firm hopes to lower the threshold further over time, ultimately making the mechanism available at any transaction size .

The change matters because in-kind conversions enable large Bitcoin holders to swap their coins directly for ETF shares without first selling into cash, potentially reducing market impact and tax consequences. At the old $25 million floor, only the largest holders qualified. At $1 million, a significant cohort of high-net-worth individuals and smaller institutions can now participate.

Executive Commentary: Sentiment Shifting, Bitcoin Decoupling from Equities

Mitchnick gave a wide-ranging interview on Bloomberg ETF IQ on August 10, 2026 . Three themes stood out:

Sentiment shift: "We have seen sentiment turn in a noticeable but subtle way the last month or so," Mitchnick said . He described "overwhelming demand" for crypto ETFs . The comment came as August's Bitcoin ETF inflows had already reached $693.64 million, compared to monthly net outflows earlier in the year .

Bitcoin decoupling from equities: Mitchnick pointed to a concrete example — in July 2026, when AI stocks had a large pullback, Bitcoin outperformed significantly . He called this decoupling "healthy" because it supports the thesis of Bitcoin as a portfolio diversifier with low correlation to equities . Earlier in 2026, AI stocks had risen while Bitcoin remained flat, suggesting the correlation had already begun breaking down . "For a while, that was hurting bitcoin because equities, particularly AI, were roaring and bitcoin was kind of flat to down," Mitchnick noted .

Institutional angle: The decoupling narrative is central to BlackRock's pitch that Bitcoin can serve as a non-correlated asset in institutional portfolios. The hack-driven ETF flows reinforce demand for professionally custodied exposure . Mitchnick has been building this argument for over a year, emphasizing that Bitcoin "doesn't move in lockstep with stocks, and that makes it genuinely useful for diversification" .

What It Adds Up To

The three developments — a security crisis, a product-access expansion, and a narrative shift — reinforce each other. The Coldcard hack reminded holders that self-custody carries real operational risk. BlackRock responded by lowering the barrier to converting Bitcoin into a professionally managed ETF. And the firm's top digital assets executive is publicly making the case that Bitcoin's role in portfolios goes beyond "risk-on" correlation with tech stocks.

The result: a four-month high in ETF inflows, concentrated in BlackRock's IBIT, and a structural change that could make it easier for more investors to choose the ETF route over self-custody going forward.