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Report published August 28, 2026

Bank of America Systematic Flows Monitor: Stretched Treasury Shorts & CTA Equity Positioning

Source and citation context

Report date
August 28, 2026
Analysis as of
August 28, 2026

Authors / editors: Chintan Kotecha, Nitin Saksena, Nicholas Dunne, Benjamin Bowler, Abhinandan Deb, Lars Naeckter

Finvaulta summarizes Bank of America's analysis. Attribute opinions, forecasts, time-sensitive values, and chronology to the issuer and report date; do not treat this page as an independent verification or a current market-data source.

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Hawkish Jackson Hole commentary reinforced CTA short positioning in US Treasuries and maintained extended equity longs in large-cap indices. Systematic equity positioning remains vulnerable to a downside shock, where systematic strategies could sell up to $163bn globally.

Key Takeaways

  • 1.Following Chair Warsh's hawkish Jackson Hole speech, US Treasury futures short-cover triggers moved further away, keeping CTA Treasury short positions intact.
  • 2.CTA equity positioning remains elevated across large-cap indices like S&P 500 and Nasdaq-100, but a 1.4% decline in Russell 2000 places it only 1.4% above stop-loss triggers.
  • 3.In a severe equity down market, systematic strategies could sell $163bn globally over the subsequent week, led by unwinds from CTAs and equity vol control.

Table of Contents

  • Systematic Equity Flows Snapshot
  • SPX Option Gamma Positioning
  • Trend Following (CTA) Model
  • Leveraged and Inverse ETFs
  • Risk Parity Model
  • S&P 500 Equity Vol Control
  • Appendix
  • Research Analysts

Report data

Exhibit 1: Systematic strategies could sell $163bn in a down market, sell $1bn if markets are flat, and sell $9bn in an up market — as of August 28, 2026.

MetricEstimateContext
Systematic strategy global equity selling in down market163.0 USD billionPotential systematic equity selling across CTAs, risk parity, and vol control in low percentile paths.
SPX delta-hedger gamma8.4 USD billionReaching the 83rd percentile ahead of Jackson Hole.
Total AUM in US S&P 500 and NASDAQ-100 leveraged and inverse ETFs75.0 USD billionEquates to over $100bn notional for the two indices.
S&P 500 leveraged & inverse ETF rebalance per 1% move1.1 USD billionApproximately $15mn more than the prior week.
Source: BofA Global Research; BofA Global Research, CBOE. This is a dated model snapshot, not a live forecast.

Reports in this series

Systematic Flows Monitor is shown in chronological order through this edition, published on August 28, 2026.

Part of the Systematic Flows Monitor series — view all 7 editions

Looking for the latest edition? Systematic Flows Monitor Equity longs hold while CTAs sell USD and rebuild commodity longs (Sep 4, 2026)

  1. May 11BofA Systematic Flows Monitor CTA equity re-risking set to slow while Treasury shorts approach capacity 20260508
  2. Jul 3Systematic Flows Monitor - Trend followers remain long equities and short US Tsy futures
  3. Jul 10Systematic Flows Monitor - Equity Trend stays elevated
  4. Jul 26Nasdaq pressure brings broader CTA equity unwind risk into focus
  5. Aug 7CTA equity longs return as Treasury and gold shorts are tested

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Authors / Editors

Chintan KotechaNitin SaksenaNicholas DunneBenjamin BowlerAbhinandan DebLars Naeckter

Reported Data Context

  • Systematic strategy global equity selling in down market: 163.0 USD billion (Subsequent week ahead from 2026-08-28) · Source: BofA Global Research
  • SPX delta-hedger gamma: 8.4 USD billion (2026-08-27) · Source: BofA Global Research, CBOE
  • Total AUM in US S&P 500 and NASDAQ-100 leveraged and inverse ETFs: 75.0 USD billion (2026-08-27) · Source: BofA Global Research
  • S&P 500 leveraged & inverse ETF rebalance per 1% move: 1.1 USD billion (2026-08-28) · Source: BofA Global Research

Securities

RTYNDXSPXNVDATYMU

Themes

Systematic Positioning & Unwind TriggersMacro Monetary Policy Impact on Trend FollowersOption Dealer Gamma & Realized Volatility SuppressionLeveraged and Inverse ETF Rebalancing Dynamics

Regions

North AmericaEuropeAsia PacificUnited StatesJapanChina