The vehicles designed to broaden access to private markets are now being tested against the practical realities of the liquidity they offer. In the first quarter of 2026, a concentration of retail redemptions across several large business development companies (BDCs) and interval fund structures led a number of managers, including Blackstone, BlackRock, Blue Owl, Ares, and others, to activate gating mechanisms embedded in their fund designs. Calling this episode a credit collapse would be an overstatement. It is more accurately understood as the manifestation of a structural mismatch that has long existed, but had not previously been tested at scale. Retail capital has increasingly flowed into strategies that offer periodic redemption features, while the underlying assets themselves often require months or years to liquidate at fair value. When redemption pressure rises, those tensions become visible. What has unfolded is less a failure than a stress test of whether the promises implied by fund structures align with how they function under less forgiving conditions.
The recent activation of liquidity gates by prominent asset managers in the first quarter of 2026 marked a significant moment in the evolution of retail investor access to private markets. This event, impacting major players like Blackstone, BlackRock, Blue Owl, and Ares, was triggered by a surge in redemption requests across Business Development Companies (BDCs) and interval funds. While not a systemic credit crisis, the situation illuminated a fundamental challenge: the inherent illiquidity of many private market assets versus the growing demand for more accessible, periodically redeemable investment products. This analysis delves into the origins of these "semi-liquid" structures, the operational complexities they entail, and the broader implications for investors and the financial industry.
The Rise of "Semi-Liquid" Investments
The past five years have witnessed an explosion of private market strategies packaged into what are commonly referred to as "semi-liquid" wrappers. These innovative structures emerged to address the long-standing barriers to entry for retail investors in private markets. Historically, participation was largely confined to accredited and qualified purchasers due to stringent regulatory requirements, high minimum investment thresholds (often in the millions of dollars), and extended capital lock-up periods typical of traditional closed-end private equity or venture capital funds, which could last a decade or more.
These new semi-liquid vehicles sought to democratize access by offering features that appealed to a broader investor base. Key among these were:
- Intermittent Liquidity Windows: Offering investors the ability to redeem their investments at regular intervals, typically quarterly, rather than waiting for the entire fund’s life cycle.
- Lower Minimum Investments: Significantly reducing the capital required to gain exposure, making private markets accessible to a wider range of high-net-worth individuals and even, in some cases, mass affluent investors.
- Evergreen Capital Structures: Eliminating the fixed commitment period of traditional funds, providing a more flexible investment horizon.
The demand for these products has been substantial and sustained. Data from the past decade indicates a significant expansion of interval funds and tender-offer funds in the United States, with fundraising momentum accelerating notably in 2024 and 2025. This robust growth validated the belief among product developers and distributors that a genuine market appetite existed for enhanced private market accessibility. As of the end of 2025, assets under management in these semi-liquid private market vehicles were estimated to have surpassed $1 trillion globally, a testament to their rapid adoption.
Suitability and Misaligned Expectations
While the growth figures painted a picture of success, they did not fully capture the accumulating complexity behind these investment wrappers. Semi-liquid products were initially conceived with a specific investor profile in mind: sophisticated, high-net-worth individuals capable of understanding and tolerating multi-year illiquidity risk and the associated trade-offs. However, the economic incentives within the wealth management industry and the sheer force of investor demand have led to broader distribution, raising critical questions about suitability and the management of investor expectations.
The core of the issue lies in the potential disconnect between the technical definition of "semi-liquid" as outlined in a fund’s prospectus and its practical interpretation by investors and, at times, their advisors. Quarterly redemption windows, while offering a semblance of liquidity, are not synonymous with immediate access to capital. A common feature is a quarterly redemption cap, often set at a small percentage of the fund’s net asset value (NAV), perhaps 2% to 5%. This means that a complete exit from a substantial investment could realistically take several years, if redemption requests are consistently high.
When redemption pressures mount, mechanisms such as redemption queues, gating provisions, and adjustments to net asset value (NAV) become operative. These are not anomalies but rather inherent features designed to protect the remaining investors from forced liquidations at unfavorable prices. However, these features can still surprise investors if the limitations of liquidity were not fully appreciated at the time of allocation.
Regulatory bodies have increasingly turned their attention to these dynamics, especially as semi-liquid strategies migrate closer to the retail end of the wealth spectrum. The redemption limitations experienced by investors in Blackstone Real Estate Income Trust (BREIT) in late 2022 served as an early warning. More recently, the restructuring of Oaktree’s BDC II in early 2026 and the subsequent waves of redemption pressure across various private credit evergreen funds in the same quarter have underscored a recurring pattern. These periods of market stress consistently expose gaps in investor understanding and operational readiness, even when the fund structures are functioning precisely as designed.
The Operational Realities Beneath the Surface
Beyond the public discourse on suitability, the operational resilience of these semi-liquid products is a critical, albeit quieter, concern. Managing such funds presents a unique set of operational challenges that are often underestimated until market conditions become more demanding.
Key operational demands include:
- Governance and Execution: Liquidity windows require robust governance frameworks and disciplined execution to manage redemption requests fairly and efficiently.
- Equitable Administration of Redemption Queues: When redemption requests exceed available liquidity, the administration of queues must be transparent and equitable to all investors.
- Valuation Accuracy: Private market assets are not marked to market daily like publicly traded securities. Valuations must be derived from independent appraisals and reflect the underlying assets’ fair value, a process that can be more subjective and time-consuming.
- Timely and Transparent Investor Communications: Especially when liquidity constraints are imposed, managers must provide investors with timely, accurate, and clear communications to manage expectations and maintain trust.
These demands are compounded by a complex interplay of interdependent variables that are difficult to model with precision. The timing of asset realizations and maturities, fluctuations in NAV, the volume of new subscriptions, and the scale of redemption requests can all occur simultaneously. This dynamic environment can significantly reduce a manager’s ability to accurately forecast the scenarios they might face when a liquidity window opens. In benign market conditions, these operational challenges are manageable. However, under stress, when redemption demand surges, pricing becomes less favorable, and valuations grow more contested, these challenges intensify considerably.
A significant contributing factor to these operational hurdles is the underlying technology infrastructure. Many of the systems supporting semi-liquid products were not originally designed for the level of complexity they now manage. Legacy fund administration platforms, custody infrastructure, and transfer agency technologies evolved in an era of simpler fund structures and less frequent valuation cycles. Semi-liquid funds, however, necessitate more sophisticated data integration capabilities, clearer and more granular reporting for advisors, and compliance frameworks robust enough to support heightened scrutiny around suitability and best-interest standards. Bridging this technological gap requires sustained, often less visible, investment, yet it is as critical as product innovation itself.
As the CAIA Association has highlighted in its research and industry engagements, the capacity to operate semi-liquid products safely and at scale varies significantly across the industry. In some instances, there has been a greater emphasis on the design of the investment wrapper and distribution strategy than on the operational infrastructure required to support these vehicles through periods of market stress.
Are Today’s Structures Built to Last?
Running parallel to the growth of semi-liquid vehicles is a significant evolution in financial infrastructure that may fundamentally reshape how liquidity itself is delivered. Innovations such as tokenization, blockchain-enabled settlement, digital fund administration, programmable secondary trading, and on-chain identity verification are steadily transitioning from experimental phases toward practical implementation.
If these emerging systems mature as their proponents anticipate, liquidity could become less a function of the product structure itself and more a characteristic of the underlying infrastructure. Processes that currently constitute the operational burden of semi-liquid funds—such as managing redemption queues, manual reconciliation, and fragmented reporting—could potentially be simplified through engineering solutions rather than solely relying on governance and manual oversight.
This trajectory presents a crucial strategic question for the asset management industry, particularly for managers. Is capital being disproportionately allocated to incremental innovations in fund wrappers, while under-investing in the foundational architecture that could fundamentally transform how private market exposure is accessed and managed?
What Comes Next
Semi-liquid vehicles are designed to address a genuine market need, and in many cases, they are succeeding. However, it is evident that not all products are created equal. Some managers have successfully built offerings underpinned by robust governance, clear investor education initiatives, and operational infrastructure specifically designed to handle complexity. Others, however, are encountering limitations only when their products scale or when market conditions become challenging.
Looking ahead, asset managers and wealth platforms would be well-served by simultaneously focusing on three key priorities:
- Strengthening Governance and Liquidity Management Frameworks: Proactive enhancements to governance and liquidity management frameworks are essential before the next stress event occurs, rather than as a reactive measure.
- Investing in Operational Infrastructure: The same level of seriousness and resources applied to product design and distribution must be extended to operational infrastructure. The "back office" should not be viewed merely as a cost center but as a core component of risk management and client service.
- Prioritizing Advisor and Investor Education: Education for advisors and investors should be treated as a prerequisite for distribution, not an afterthought. Clear communication about the risks, limitations, and operational mechanics of semi-liquid products is paramount.
Concurrently, firms should evaluate tokenization not as a futuristic concept but as a strategic capability with tangible capital and timeline implications. Its potential to streamline processes and enhance liquidity could be transformative.
The Question the Industry Must Answer
Semi-liquid products may ultimately prove to be a durable bridge, responsibly connecting individual investors to private markets at scale. Alternatively, they might represent a transitional solution, effective within certain market conditions but constrained by structural assumptions that require rethinking.
The prevailing outcome will depend less on product innovation alone and more on the degree to which operational resilience, suitability, and governance are prioritized alongside growth and fundraising ambitions. The market has clearly demonstrated its demand for private market access. Earning and sustaining the trust that this demand implies remains the more complex, and as yet unfolding, task for the industry.
About the Contributor:
Adele Kohler, CFA, joined the CAIA Association in 2025 as its first Managing Director of the Americas. In this role, she leads the Association’s strategic initiatives across Canada, the United States, and Latin America, aiming to advance CAIA’s Vision 2035 and redefine professional standards in an investment landscape increasingly characterized by alternative assets. With over 25 years of leadership experience in global asset management, Kohler brings extensive expertise in both passive and active strategies across traditional and alternative asset classes. Her career has been marked by a consistent focus on bringing innovative investment solutions to market, including the design, development, and scaling of products that meet the evolving needs of institutional allocators, advisors, and wealth managers. Prior to CAIA, at Wellington Management and State Street Global Advisors, she spearheaded product innovation across more than 250 strategies, launched significant initiatives in private markets, and pioneered new structures in Separately Managed Accounts (SMAs) and Exchange-Traded Funds (ETFs) that bridged the gap between institutional and wealth client demands. Her ability to synthesize insights across diverse asset classes and investment disciplines positions her as a key contributor to CAIA’s educational programming, member experience, and thought leadership strategy as modern investment portfolios continue to evolve.
Learn more about the CAIA Association and how to join a professional network shaping the future of investing by visiting https://caia.org/.
