Why Is The US Stock Market Up Today?
The US stock market extended its rally on Wednesday as growing expectations of an Iran ceasefire combined with stronger-than-expected economic data to fuel broad risk-on sentiment.
Semiconductors and tech led the advance while energy stocks retreated sharply on falling oil prices.
Why Did the US Stock Market Rise Today?Iran ceasefire optimism, stronger-than-expected employment data, and expanding factory activity combined to push US equities higher for a second consecutive session.
1. Iran Ceasefire Hopes Spark Risk-On RotationPresident Donald Trump told reporters the US could exit Iran in two to three weeks, signaling a potential end to the five-week conflict. The comments followed reports that Iran had asked for a ceasefire and that the US would consider ending hostilities if the Strait of Hormuz reopens.
President Trump told reporters Tuesday he expects the U.S. to wrap up its operations against Iran in "two weeks, maybe three."
"We'll be leaving very soon," he said. https://t.co/Hqziu5Z9WF pic.twitter.com/PGtQID3R54
Markets treated the remarks as a meaningful de-escalation signal, pushing capital out of safe havens and into equities.
2. ADP Payrolls and Retail Sales Show Economic ResilienceMarch Automatic Data Processing (ADP) private payrolls, which track monthly changes in private-sector employment, came in at 62,000, beating the Dow Jones consensus of 39,000-40,000.
BREAKING: ADP Employment Change came in at 62K
Expectations: 40K pic.twitter.com/kVBFde8VZB
February retail sales also rebounded 0.6%, ahead of the 0.5% forecast. Together, the data reassured investors that the US economy can absorb the energy shock from elevated oil prices without tipping into contraction.
3. ISM Manufacturing Expands But Flashes an Inflation WarningThe Institute for Supply Management’s Manufacturing Purchasing Managers’ Index, which measures the percentage of firms reporting expansion, rose to 52.7 in March from 52.4 in February.
However, the prices index surged to 78.3, its highest level since June 2022. The expansion reading supported the growth narrative, but rising input costs tied to the war kept inflation concerns alive.
BREAKING: U.S. MANUFACTURING IS STILL EXPANDING DESPITE THE IRAN WAR AND $100+ OIL.
ISM Manufacturing PMI came in at 52.7 for March, beating expectations and marking the third straight month above 52.
Anything above 50 means expansion.
This matters because manufacturing was in… pic.twitter.com/yLRZQ8YAIg
Meanwhile, gold surged above $4,720 per ounce, adding roughly $100 on the day as investors continued rotating out of dollars and into the metal (apart from stocks) as a hedge against geopolitical uncertainty and sticky inflation.
What Happened to Major US Indexes?- S&P 500: +1.12%
- Dow Jones Industrial Average: +0.89% (+413 points to 46,754)
- Nasdaq Composite (tech-led): +1.67% (+361 points to 21,951)
US Stock Market Screener: FinViz
The Russell 2000 led with a 1.54% gain, reflecting renewed appetite for small-cap risk. Market breadth was overwhelming, with 69.8% of issues (3,889) advancing against just 26.3% (1,468) declining.
The buying intensity was historic since yesterday. The NYSE Tick Index, which tracks the difference between stocks ticking up versus down at any given moment, spiked to 2,329 on March 31, the highest reading on record.
The US stock market just made history.
The NYSE Tick Index spiked to 2,329 during Tuesday’s trading session, the highest on record.
The indicator tracks the difference between the number of stocks moving up and the number of stocks moving down on the NYSE throughout the trading… pic.twitter.com/N0jh12N1DK
The previous all-time high was approximately 2,200, set in April 2025 following President Trump’s tariff pause. More than 75% of S&P 500 names ended the session higher. That effect seems to be continuing today, on April 1, as well.
Stock Heatmap: FinViz
On the daily chart, the S&P 500 traded at 6,601, sitting right at the 0.5 Fibonacci level of 6,606. The index has rallied 4.59% from its March 30 low of 6,316, recovering within a structure that still resembles a falling knife pattern since the late January peak near 7,002.
S&P 500 Analysis: TradingView
A daily close above 6,606 would open the path toward 6,699 (0.382 Fibonacci) and eventually 6,815 (0.236 Fibonacci). However, a failure to hold this level would expose 6,513 (0.618 Fibonacci) as the critical support, with 6,380 and the March low of 6,316 below that.
Which Sectors Are Holding Up?Basic Materials gained 2.56% to lead all sectors. A weaker US Dollar Index at 99.44 made commodities cheaper for international buyers, while gold’s surge above $4,720 per ounce lifted miners and materials producers.
Gold is up another $100 today, with gold stocks already adding 5% to yesterday's 7% surge. It's not because the war is over, but because investors are realizing that regardless of what Trump says or how the war progresses, it will accelerate the move out of dollars and into gold.
— Peter Schiff (@PeterSchiff) April 1, 2026Industrials rose 2.23% as ceasefire optimism boosted infrastructure and defense-adjacent names. Boeing (BA) gained 4.95% and Caterpillar (CAT) added 3.76%, reflecting renewed confidence in global trade and construction demand.
US Stock Market Sectors: FinViz
Technology advanced 1.90%, powered by semiconductors. Micron Technology (MU) surged 11.34% on renewed confidence in a memory and AI supercycle.
Intel (INTC) gained 9.93% after announcing a $14.2 billion repurchase of its Ireland fab stake from Apollo Global Management. Nvidia (NVDA) added 1.63%.
$INTC INTEL PAYS $14.2B TO RECLAIM ITS OWN IRISH FAB$INTC is coughing up $14.2 billion to buy back Apollo’s 49% stake in Ireland Fab 34 just one year after selling it, going full owner on a key AI chip factory.