US Treasury Yields Rebound as Markets Reject Fragile US-Iran Ceasefire Optimism

Treasury yields and oil prices surge as markets doubt the US-Iran ceasefire. Conflict over Lebanon and the Strait of Hormuz threatens the 14-day truce.

By: AXL Media

Published: Apr 9, 2026, 5:24 AM EDT

Source: Information for this report was sourced from ActionForex

Bond Markets Reject Peace Trade Dynamics

The initial euphoria following the announcement of a two-week US-Iran ceasefire has evaporated in the rates market, where the 10-year US Treasury yield staged a significant "V-shaped" reversal. After dropping to an overnight low of 4.234 percent, the yield rebounded sharply to finish near 4.30 percent, according to ActionForex. This technical movement suggests that institutional investors are no longer pricing in a clean de-escalation, but are instead preparing for a return to a high-risk environment. The rebound in yields indicates that the market anticipates persistent inflationary pressures rather than the disinflationary relief that a stable peace would typically provide.

Oil Rebounds as War Premium Returns

Energy markets are mirroring the skepticism found in bonds, with Brent crude futures recovering from a low near $92 to trade back toward the $100 mark. According to market data from April 9, Brent gained over 2 percent to reach $96.71 a barrel as uncertainty regarding the Strait of Hormuz persists. While Tehran initially released navigational maps and secure routes to clear mines, actual commercial transit remains heavily restricted. Many shippers report that the waterway is only open to vessels with specific Iranian "permission," a condition that maintains insurance premiums at prohibitive, war-time levels and keeps the global energy supply chain in a state of high alert.

The Lebanon Gap and Structural Agreement Flaws

A primary driver of the rapid shift in sentiment is the emergence of a "Lebanon Gap" in the ceasefire’s implementation. Iranian Parliament Speaker Mohammad Bagher Ghalibaf has publicly accused the United States of violating three of the ten framework clauses, specifically citing continued Israeli strikes in Beirut. Tehran contends that the truce must encompass the Israel-Hezbollah front, a claim the White House has consistently rejected. This divergence is viewed by analysts as a structural flaw in the agreement that could lead to a total collapse of the 14-day pause before formal negotiations even gain momentum in Islamabad.