Bank of Montreal (BMO), the third-largest bank in Canada by assets, has disclosed a sizable position in bitcoin exchange-traded funds through a recent filing with the U.S. Securities and Exchange Commission. According to the bank’s Form 13F-HR, BMO purchased approximately $150 million worth of bitcoin ETF exposure, a move that became public through regulatory disclosure rather than a formal announcement by the bank.
BlackRock Fund Represents the Largest Allocation
The biggest portion of BMO’s disclosed position was concentrated in BlackRock’s iShares Bitcoin ETF, which accounted for roughly $139 million. The remaining exposure, about $11 million, was spread across three other spot bitcoin products: the Ark 21Shares Bitcoin ETF, the Fidelity Wise Origin Bitcoin Fund, and the Grayscale Bitcoin Trust.
In addition to its spot bitcoin ETF allocations, BMO also reported a much smaller position of roughly $17,000 in the Proshares Bitcoin ETF, a product that gains exposure through bitcoin futures contracts rather than direct spot holdings. That distinction matters because futures-based funds and spot-based ETFs differ in structure, cost dynamics, and tracking behavior.
Disclosure Emerged Through Standard SEC Reporting
The information came to light when BMO filed its 13F-HR with the SEC on Thursday. Under U.S. regulatory rules, institutional investment managers overseeing more than $100 million in qualifying U.S. assets are required to submit these forms on a regular basis. As a result, BMO’s bitcoin ETF purchases surfaced through mandatory reporting, offering the market a clearer look at how a major traditional financial institution is positioning itself in digital-asset-linked products.
The filing is notable because it shows that a large Canadian bank has opted to gain bitcoin exposure through regulated, exchange-traded vehicles rather than direct holdings of the cryptocurrency itself. That approach aligns with how many institutional investors access emerging asset classes: through familiar market structures, standardized products, and established custodial and reporting frameworks.
Institutional Preference for Regulated Access
BMO’s portfolio composition also suggests a preference for scale and liquidity. The overwhelming majority of the disclosed exposure was directed to BlackRock’s offering, while smaller allocations were distributed among other major issuers. This concentration may indicate a conventional institutional bias toward larger, more established funds when entering a relatively new product category.
At the same time, the diversified exposure across multiple bitcoin vehicles shows that BMO did not rely on a single issuer. Instead, the bank appears to have built a measured position across several leading products, while keeping its futures-linked allocation minimal. That mix may reflect product selection preferences, internal portfolio considerations, or operational comfort with different fund structures.
For the broader market, the disclosure adds to the evidence that traditional finance continues to engage with digital assets through compliant investment wrappers. Bitcoin ETFs have increasingly served as the bridge between cryptocurrency markets and institutions that prefer to operate within established securities frameworks. In BMO’s case, the filing demonstrates that one of Canada’s largest banks has already taken that step at meaningful scale.
While the filing does not explain BMO’s strategic rationale, timing, or long-term outlook on bitcoin, it does provide a concrete snapshot of current exposure. With approximately $150 million allocated across spot and futures-linked bitcoin ETFs, the bank has made a measurable commitment to the asset class through public-market instruments.
The disclosure is likely to draw attention not only because of the size of the position, but also because of BMO’s status within the Canadian banking sector. As one of the country’s largest financial institutions, its reported ETF holdings may be viewed by market participants as another sign that regulated bitcoin investment products are becoming more deeply integrated into mainstream portfolio construction.