Bloomberg Markets

Traders Return to Fed Funds Wager That Surged During Repo Stress

ByEdward Bolingbroke, Alex Harris
PublishedApr 22, 2026
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Most Important Insight
Institutional traders are aggressively reviving the Fed funds-SOFR basis trade to profit from anticipated volatility in overnight funding markets as quantitative tightening drains bank reserves.
Most Original Insight
The market is effectively betting that the Fed's Standing Repo Facility will fail to prevent a 2019-style liquidity spike as Treasury issuance continues to overwhelm private balance sheets.
Key Points
  • Open interest in Fed funds futures has surged to levels reminiscent of the 2019 repo market crisis, signaling deep concern over liquidity stability.
  • Traders are positioning for a widening spread between the Effective Federal Funds Rate (EFFR) and the Secured Overnight Financing Rate (SOFR).
  • The ongoing reduction of the Federal Reserve's balance sheet via quantitative tightening is identified as the primary catalyst for shrinking bank reserves.
  • Increased Treasury supply is forcing dealers to intermediate more collateral, straining the repo market's capacity to absorb overnight funding needs.
  • The basis trade involves taking offsetting positions in Fed funds and SOFR futures to capture discrepancies in how unsecured and secured rates respond to stress.
  • Current market pricing suggests a belief that the 'lowest comfortable level of reserves' (LCLoR) may be higher than the Federal Reserve currently estimates.
  • Market participants are closely watching the Fed's Reverse Repo Facility (RRP) as its depletion removes a critical liquidity buffer for the broader market.
Investment Implications
Asset / Sector / Instrument Action Source Notes
Fed Funds Futures BUY explicit Traders are increasing long positions to hedge against or speculate on the federal funds rate remaining elevated relative to secured rates during stress.
Fed Funds-SOFR Basis Swaps BUY implicit This instrument is the direct way to play the widening spread between secured and unsecured overnight lending rates mentioned in the article.
US Treasuries HOLD implicit Heavy issuance is cited as a driver of repo stress, which may lead to increased yield volatility in the front end of the curve.
SOFR Futures SELL explicit Shorting SOFR futures allows investors to profit if repo rates spike above the federal funds rate, as seen in previous liquidity crunches.
Hang on a sec…
  • The article heavily relies on the 2019 repo spike as a template but downplays the existence of the Standing Repo Facility (SRF), which was specifically designed to prevent a recurrence of that event.
  • The claim that rising open interest in Fed funds futures is purely a 'repo stress' play ignores the possibility that it reflects standard hedging against 'higher-for-longer' interest rate uncertainty.
  • The authors suggest a liquidity crisis is imminent due to QT, yet they provide no specific data on the current level of 'excess' reserves versus the Fed's internal targets for 2026.