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The next era of hedge fund treasury strategy: cash management and margin optimisation

Reported by Ib
Jul 30, 2025· 3 min read
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Key Takeaways
  • • Hedge fund unencumbered cash (capital not deployed for leverage or fully paid positions) ranges from 25% for credit strategies to 55% for macro strategies, representing a material portion of assets under management that requires strategic deployment.
  • • Half of hedge fund managers deploy unencumbered cash into money market funds with minimal active management, while the other half pursue yield-generating strategies including treasuries, reverse repo, delta one trades, and index box options yielding 15–20 basis points.
  • • Margin requirements vary significantly by strategy type: credit, event, and equity strategies require approximately 20% of gross market value (GMV) in margin, while macro, multi-strategy, and quantitative funds require around 5%, providing buying power of 5–20 times posted margin.
  • • Portfolio liquidity is a primary driver of margin efficiency; more liquid portfolios support lower margin requirements and greater leverage capacity, making cash management and margin optimization increasingly strategic for treasury functions.
  • • Hedge fund treasury management is evolving from passive cash holding toward active optimization of liquidity, with institutional focus on balancing return generation, leverage capacity, and operational efficiency.
Summary
Hedge fund treasury strategy is undergoing a fundamental shift toward more sophisticated cash management and margin optimization, according to insights from Barclays Investment Bank's survey of asset managers. The study, presented by Roark Stahler and Jay Cyr of the Treasury Coverage team, reveals material divergence in how different hedge fund strategies manage unencumbered capital—the portion of assets under management not deployed for leverage or held in fully paid positions.

The survey findings demonstrate significant variance across strategy types. Credit strategies maintain the lowest unencumbered cash levels at approximately 25% of AUM, while equity/event and multi-strategy funds hold 40–45%, and macro strategies hold the highest proportion at 55% of AUM. This variation reflects fundamental differences in strategy construction and leverage profiles. When deploying this unencumbered cash, hedge fund managers face a binary choice: approximately 50% elect passive placement in money market funds with minimal active management, while just over 50% pursue yield-generating strategies through treasuries, reverse repo transactions, delta one trades, and index box options—generating 15–20 basis points of returns that can represent material performance contribution at scale.

Margin architecture similarly diverges by strategy. Credit, event, and equity strategies typically maintain margin requirements at approximately 20% of gross market value (GMV), while macro, multi-strategy, and quantitative funds operate with lower margin requirements around 5% of GMV. This differential reflects portfolio composition and liquidity characteristics. The buying power generated through margin varies inversely with margin requirements, providing leverage ratios of 5–20 times the posted margin. Portfolio liquidity emerges as the primary determinant of margin efficiency; funds with more liquid holdings can operate with lower margin requirements and thus higher leverage capacity, making liquidity management a core component of treasury strategy optimization.

The evolution toward active treasury management reflects recognition that cash deployment and margin optimization are no longer peripheral operational functions but strategic levers influencing fund performance and return generation. This shift requires closer coordination between treasury, operations, and portfolio management teams to balance return optimization against leverage constraints and operational efficiency.

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Ib The next era of hedge fund treasury strategy: cash management and margin optimisation