Bond traders brace for increased volatility in US yield curve

US bond investors are strapping in for a rough ride. A confluence of Federal Reserve uncertainty, heavy Treasury supply, and looming economic data releases has set the stage for outsized moves across the entire yield curve, from the short end all the way out to the 30-year bond. The 30-year Treasury yield has been sitting above 5% for 55 days so far in 2026. That’s the longest stretch at those levels since 2006. The numbers painting the picture As of early September 2026, the 10-year Treasury yield sits around 4.78%, while the 2-year hovers near 4.37%. The 30-year, the segment drawing the most anxiety, is parked at roughly 5.24%. The 2s10s spread currently stands at about 41 basis points. The 3-month to 10-year spread is wider at 87 basis points. What’s driving the turbulence is partly structural and partly about one person: Fed Chair Kevin Warsh. Since taking over in late May 2026, Warsh has pivoted the central bank toward a strict data-dependent posture with notably less forward guidance than markets had grown accustomed to under his predecessors. Implied volatility on short-dated rate options has climbed accordingly. Warsh’s hawkish lean and the September question On August 28, ...