Yields Up (Again), Yield Curve Steepening

Professor of Public Affairs and Economics at the University of Wisconsin • Sep 28, 2026 at 9:50 PM EDT

Treasury yields and TIPS surged across the spectrum following the onset of the US-Iran conflict, driving a notable steepening of the yield curve.

As of today’s close:

Figure 1: Change since 2/27 in ten year Treasury yields (blue), in ten year TIPS (red), in %. Source: Treasury.

Yields all along the spectrum have risen since the start of the US-Iran war.

Figure 2: Treasury yields, %. Source: Treasury.

Comments