Spark Seeds $150M Into Uniswap v4 to Build Shared FX Layer for Stablecoins

Jun 26, 2026

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On Thursday, Spark and Uniswap revealed the launch of a Stablecoin FX Layer, a shared liquidity infrastructure built on Uniswap v4 designed to enable low-slippage swaps between dollar-pegged stablecoins for institutions, banks, fintechs, and payment providers.

Key Takeaways:

Spark seeded $150M into Uniswap v4 pools on June 25, covering USDS/ USDT and USDS/PYUSD pairs.The Stablecoin FX Layer targets banks and fintechs, as Paypal, Tether, and Sky join at launch.Spark plans to expand pools to additional issuers as cross-border stablecoin flows target $56.6T by 2030.

$150 Million to Start

The Problem It Aims to Solve How Uniswap v4 Makes This Possible Institutional Use Case What Comes Next

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