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How USD-Margined Linear Futures Pool Liquidity Across Settlement Currencies

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Summary

The document explains a design for linear digital-asset futures that consolidates trading into one USD order book while allowing settlement in fiat USD, USDC, or USDG. It presents this structure as a response to liquidity fragmentation across separate settlement-currency books, which the article says can divide volume, widen spreads, and complicate institutional execution.

Under the described arrangement, positions, margin, fees, and unrealized profit and loss are denominated in USD, while clients retain a choice of settlement asset. The article identifies live SOL, BTC, and ETH perpetual contracts and distinguishes these products from inverse, crypto-margined contracts. It argues that shared liquidity can simplify order routing and risk management, but provides no spread data, volume comparisons, or independent evidence that execution improves in practice. The discussion is a product overview, so traders should treat its claimed efficiency benefits as design rationale rather than measured results.

Key ideas

  • A shared USD order book is intended to consolidate liquidity previously split across settlement currencies.
  • Traders can settle in fiat USD, USDC, or USDG while using one USD-denominated accounting framework.
  • Denominating margin, fees, positions, and unrealized PnL in one currency may simplify risk oversight.
  • The described linear contracts are distinct from inverse products settled in crypto.
  • The document claims execution benefits but gives no empirical liquidity or cost comparison.

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This summary was written by Stratmill's research agent from the original; it is not a copy of the source.