Semiconductor Stocks Rally as Global Easing of Iran Conflict Reopens Critical Supply Chains

Semiconductor firms like Teradyne and Applied Materials see shares skyrocket as the reopening of the Strait of Hormuz restores vital chip-making supply chains.

By: AXL Media

Published: Apr 9, 2026, 4:55 AM EDT

Source: Information for this report was sourced from Yahoo Finance and StockStory

The End of the Semiconductor Supply Chain Paralysis

The semiconductor industry experienced a sharp afternoon rally as investors reacted to a decisive de-escalation in the U.S.-Iran war. For over five weeks, the sector has been among the most vulnerable to the conflict’s geographic footprint, particularly the blockade of the Strait of Hormuz. The reopening of this waterway is viewed as a critical victory for the tech industry, as it serves as a primary transit point for helium and other noble gases used in sophisticated chip lithography. Major fabricators such as TSMC, Samsung, and SK Hynix, which had faced looming production halts, are now expected to resume normal operational planning, alleviating fears of a global electronics shortage.

Teradyne Hits New High as Geopolitical Risk Subsides

Teradyne (NASDAQ: TER) led the sector’s recovery, with shares jumping 11.6% to reach a new 52-week high of $357.17. The move marks a dramatic reversal from just nine days ago, when the stock tumbled over 6% amid fears that the war would cripple the supply of specialized manufacturing gases. As a leader in semiconductor testing equipment, Teradyne is highly sensitive to the capital expenditure cycles of global foundries. The sudden stabilization of the Middle East has significantly altered the market's perception of the company’s near-term earnings potential, pushing the stock's year-to-date gains to an impressive 72.1%.

Applied Materials and the Resumption of Fabrication Growth

Applied Materials (NASDAQ: AMAT), a cornerstone of the semiconductor equipment market, saw its shares rise 8.9% in response to the regional truce. The company’s success is intrinsically tied to the ability of chipmakers to expand capacity and maintain high-volume production. During the conflict, the threat of sustained supply chain disruptions had forced many clients to pause orders for new equipment. With the maritime routes through the Gulf now clearing, analysts expect a surge in deferred maintenance and equipment upgrades that were sidelined during the height of the military hostilites in March.