BlackRock Bitcoin ETF Dominance: How SEC Rule Change Gives IBIT a 10x Advantage

26 Aug, 2025
| Salome K

US SEC rulemaking gives BlackRock global dominance in Bitcoin ETF market

The US Securities and Exchange Commission (SEC) has made a far-reaching decision that could significantly alter the balance of power in the Bitcoin market. The maximum number of options contracts for certain Bitcoin exchange-traded funds (ETFs) will be increased from 25,000 to 250,000. Interestingly, this increase in practice applies only to one product: BlackRock’s iShares Bitcoin Trust (IBIT).

This decision not only gives the world’s largest asset manager more scope to serve institutional investors, but also a structural advantage over competitors such as Fidelity, which is lagging far behind with its Fidelity Bitcoin Fund (FBTC).

By our International Platform editorial team – August, 2025

BlackRock as exclusive beneficiary

BlackRock’s IBIT fund now manages an estimated $85 billion in assets and serves more than a million investors. This makes the fund by far the largest player in the US spot Bitcoin ETF market. Analysts consider the allocation of the expanded options capacity exclusively to this fund a game-changer.

“This difference could allow BlackRock to maintain a structural advantage over the rest of the market,” says Greg Cipolaro, head of research at crypto specialist NYDIG. “They now have the tools to facilitate much more sophisticated trading strategies for large clients.”

The SEC has not publicly explained why BlackRock, in particular, was granted this exemption. Market experts speculate that BlackRock’s combination of market dominance, reputation, and compliance history was the deciding factor. At the same time, the decision raises questions about the fairness of competition in a young and rapidly consolidating sector.

Options contracts: driving institutional strategies

An options contract gives investors the right to buy or sell an asset in the future at a predetermined price. In the context of Bitcoin, these instruments are primarily used by institutional investors to hedge risks or strengthen price positions.

By increasing the number of permitted contracts tenfold, more room is created for complex strategies, such as covered calls and protective puts. According to Cipolaro, this could reduce Bitcoin’s volatility by allowing for better management of large positions and making hedging instruments more readily available.

Not all experts share this optimism. John Palmer, director of derivatives strategy at CME Group, warns that larger derivatives positions can actually make the market more sensitive to sudden price movements, especially if several large participants adjust their positions simultaneously.

Professionalization and concentration

The SEC’s decision fits into a broader trend of recent years: the professionalization and institutionalization of the crypto market. While Bitcoin was initially traded primarily by individual investors and tech pioneers, large financial institutions now dominate.

BlackRock’s position is unique in this regard. The company combines enormous economies of scale with exclusive regulatory privileges, making it difficult for smaller ETF providers to compete. Currently, only a handful of Bitcoin ETFs are active in the United States. BlackRock and Fidelity together control more than 70% of assets under management, and with the new regulations, that ratio appears to be shifting further in BlackRock’s favor.

Impact for investors

For crypto investors, the development is ambiguous. A more stable Bitcoin market could be more attractive to conservative portfolios and institutional investors such as pension funds and insurance companies, which have often been cautious until now.

At the same time, the dominance of a single provider reduces choice. Fidelity, the second-largest player in the market with approximately $21 billion under management, doesn’t have the same flexibility to offer institutional clients advanced derivatives strategies. Analysts expect this could lead to further consolidation in the Bitcoin ETF sector.

“If the largest player also gets to use the most tools, the gap becomes almost unbridgeable,” says Palmer. “This isn’t just a financial advantage, but also a strategic one.”

Europe and the rest of the world

The situation is different in Europe. The European Union hasn’t yet approved spot Bitcoin ETFs, unlike Canada and Brazil, where these products have been freely available for years. European investors who want to invest in Bitcoin through regulated funds are largely dependent on American products through foreign brokers, with all the associated costs and currency risks.

This decision further expands the US’s lead in the crypto market. BlackRock can expand its position not only nationally but also internationally, as foreign investors often choose the largest and most liquid funds.

International dimensions: implications beyond the US

While the SEC’s decision formally pertains only to the US market, its implications are felt globally. Bitcoin is a globally traded asset, and any shift in US regulations automatically impacts global pricing and liquidity.

For Europe, this once again highlights the regulatory gap: without their own spot Bitcoin ETFs, European investors remain dependent on American products. Canada and Brazil demonstrate that alternatives are possible, but the EU remains cautious.

Russia, which lacks direct access to US markets and is under heavy sanctions, is also feeling the effects indirectly. Russian investors closely monitor international price developments, and a more stable, institutionally supported Bitcoin market could strengthen the currency’s appeal as an alternative store of value. While there is no direct link between the SEC’s decision and Russia, it does increase the geopolitical dimension of the crypto market.

Risks and outlook

While the new rules may contribute to greater stability, Bitcoin remains a high-risk investment. The cryptocurrency has a history of sharp price fluctuations, and even the presence of institutional investors can’t completely eliminate extreme volatility.

Moreover, crypto regulations remain volatile. Political pressure or market shocks could lead to new restrictions or even further easing. Analysts point out that the SEC can always revise its decision.

Dominance or breakthrough?

With its exclusive options capacity, BlackRock has the opportunity to further expand its dominance in the Bitcoin ETF market. Should this easing lead to more stable pricing, it could pave the way for a new wave of institutional adoption. Pension funds, insurers, and other large investors who have remained on the sidelines thus far could then finally get involved.

The key question, however, remains whether this decision primarily contributes to a healthy and competitive market, or whether it further concentrates power in the hands of a single player. One thing is certain: with this decision, the SEC has fundamentally changed the playing field, and the coming months will reveal whether the crypto market will mature as a result—or become more dependent on BlackRock’s dominance.

Investing in cryptocurrency carries risks. Their value can fluctuate significantly, and you could lose your entire investment.