Record short bets against global bonds raise stakes for US inflation reports

Bond bears are out in force. Trend-following hedge funds and leveraged investors have built the largest short position in US Treasury futures on record, reaching 1.29 million net short contracts as of late July 2026. That is a lot of money betting that bond prices keep falling and yields keep climbing. The timing matters. With major US inflation reports on the near-term calendar, this positioning turns routine data releases into potential market earthquakes. Get a hotter-than-expected Consumer Price Index number, and these shorts look prescient. Get a cooler one, and the rush to cover could send bond prices surging in hours. How we got here Inflation fears drove the initial compression. Ten-year Treasury yields spiked to over 4.6% in May 2026, a level the market had not seen in more than a year. That move rattled fixed-income portfolios and validated the bearish thesis that persistent price pressures would keep the Federal Reserve in a hawkish posture longer than many had hoped. Trend-following funds, sometimes called CTAs or commodity trading advisors, are essentially momentum machines. They do not form independent views on the economy. They follow price signals, and throughout mi...