BlackRock’s Bitcoin ETF Lost $165 Million in a Week. Is Wall Street Pulling Back?
BlackRock's Bitcoin ETF just shed hundreds of millions in a single week after a massive price rally, and whether that signals a Wall Street retreat or something far less alarming depends on a number you probably haven't seen yet.
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BlackRock‘s (NYSE: BLK | BLK Price Prediction) iShares Bitcoin Trust (NASDAQ: IBIT) saw a significant outflow of $165.4 million for the week ending October 16, 2026, accounting for most of the $228.4 million in Bitcoin ETF outflows that week. These ETFs hold Bitcoin and trade like stocks, so a net outflow means investors withdrew more money than they invested.
This selling occurred after a strong period for Bitcoin. As of October 17, Bitcoin (CRYPTO: BTC) trades around $81,141, down 1.7% over the past week but up 6.8% over the last month. Since August 18, Bitcoin has risen 25.4% to about $64,681.
So, is Wall Street genuinely retreating from Bitcoin, or is that week’s outflow being exaggerated?
IBIT Accounted for 72% of $228 Million in Bitcoin ETF Outflows
IBIT’s outflow accounted for about 72% of the week’s total withdrawals from Bitcoin ETFs. When a major fund like IBIT drives most of the outflow, a few large investors adjusting their positions can significantly affect the total.
Other funds also posted losses, including the Fidelity Wise Origin Bitcoin Fund (CBOE: FBTC), which lost $60.2 million; the Grayscale Bitcoin Mini Trust (NYSEARCA: BTC), which fell $7.6 million; and the Invesco Galaxy Bitcoin ETF, which lost $4.1 million. However, not all news was negative; the Morgan Stanley Bitcoin Trust took in $6.7 million, and the Bitwise Bitcoin ETF added $2.2 million, showing that some new investments are still flowing into Bitcoin ETFs during a downturn.
The trend continued into the week’s final session, when U.S. spot Bitcoin ETFs lost $82.4 million on October 16, with IBIT accounting for $71.8 million of that total.
A $228 Million Outflow Is Small Next to $104 Billion in Bitcoin ETFs
Despite the $228.4 million outflow, U.S. spot Bitcoin ETFs held $104.3 billion in total net assets on October 16, according to SoSoValue. This means the week’s withdrawals totaled roughly one-fifth of one percent of that total, with IBIT’s share alone at about one-sixth of one percent.
BlackRock’s recent performance also tells a positive story. The firm reported $79.6 billion in assets on its digital-assets platform in its third-quarter results, including IBIT.
Notably, on a single strong day, investors put substantially more money into these funds than they pulled out over the entire week. On September 21, for example, Bitcoin ETFs attracted roughly $999 million, making that week’s outflow only about 23% of one day’s inflow.
One Heavy Selling Day Did Most of the Damage to Bitcoin ETFs
The investor activity varied significantly throughout the week. Bitcoin ETFs brought in $175.6 million on October 13 but lost $261.5 million the next day. A small inflow of $5.1 million came on October 15 before the final outflow on October 16.
The significant outflow on October 14 alone surpassed the week’s total net withdrawal, suggesting a single, heavy selling session did most of the damage. Positive inflows on other days helped recover some of the losses.
Bitcoin’s price, however, seemed resilient against these sell-offs. A 1.7% drop over the week feels relatively mild given the substantial outflows, although on a longer timeline, Bitcoin is down 6.8% this year and 23.4% in the past year.
Do $228 Million in Bitcoin ETF Outflows Indicate Wall Street Is Pulling Back?
The current flow data does not strongly indicate that Wall Street is retreating from Bitcoin. A $228.4 million outflow against a backdrop of $104.3 billion in assets appears more like investors taking profits after a significant 25.4% price increase rather than a long-term pullback. Furthermore, BlackRock’s iShares platform recorded $135 billion in net inflows in the third quarter, and institutions looking to reduce risk would likely show up in these numbers first.
A real retreat would be noticeable in the data; for instance, if U.S. spot Bitcoin ETFs recorded a weekly net outflow exceeding $999 million, matching the inflow seen on September 21, and if IBIT faced a second consecutive week of losses, it could indicate a more significant retreat. Until then, the October sell-offs appear to reflect a momentary pause by investors, who still hold a substantial $104.3 billion in these funds.
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Sam Daodu is a crypto analyst and the editor of 24/7 Wall St.'s Crypto Desk, where he covers Bitcoin, XRP, Ethereum, Solana and the altcoins investors search for most. His work focuses on price levels, spot ETF flows, on-chain data and the regulatory decisions that move crypto markets, written so a first-time buyer and a seasoned trader can both use it.
Sam has written about crypto professionally since 2019 and has published more than 2,000 articles. Before joining 24/7 Wall St., he wrote for crypto media outlets and Web3 companies and ghostwrote for crypto founders and token launches. His analysis is syndicated on Yahoo Finance, MSN and AOL and has been cited by other crypto news sites. He also founded MacLabs Marketing, a content and personal branding agency for crypto founders and executives.
When he isn't reading charts, Sam is usually at the gym or watching One Piece, a series he maintains has better tokenomics than most altcoins.
