Why did stock prices rise after the U.S.-Iran deal?

Geopolitical risk eased, crude prices fell, lowering corporate costs. Investor risk appetite increased, driving capital into equities.

What is the Philadelphia Semiconductor Index?

An index tracking 15 major U.S. semiconductor firms, widely watched as a leading indicator of tech market trends.

Will this rally be sustainable?

Sustainability depends on successful implementation of the deal and stable Middle East conditions.

U.S.-Iran Deal Reached: Dow and Philadelphia Semiconductor Index Close at Record Highs

Published Jun 16, 2026 7:14 AM ・ Updated Jun 27, 2026 8:03 PM ・ 2 min read ・ Source: CNA (Central News Agency)

The U.S. and Iran have announced a peace agreement, leading to a sharp decline in crude oil prices and driving major U.S. stock indices higher. The Dow Jones Industrial Average and the Philadelphia Semiconductor Index closed at all-time highs today.

(CNA, New York, 15th - comprehensive foreign news report) The United States and Iran announced the achievement of a peace agreement today, triggering a significant drop in crude oil prices. This development boosted other major U.S. stock indices, with the Dow Jones Industrial Average and the Philadelphia Semiconductor Index closing at record highs.

The Dow Jones Industrial Average rose 468.77 points, or 0.92%, closing at 51,671.03 points.

The S&P 500 index gained 122.83 points, or 1.65%, finishing at 7,554.29 points.

The Nasdaq Composite Index surged 795.10 points, or 3.07%, closing at 26,683.94 points.

The Philadelphia Semiconductor Index climbed 728.15 points, or 5.45%, ending at 14,099.62 points. (Translation: Chen Yuting) 1150616

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Source: CNA (Central News Agency)
Category: Taiwan

U.S.-Iran Deal Reached: Dow and Philadelphia Semiconductor Index Close at Record Highs

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