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Stock Market Today: S&P 500 Gains on Tech Rally, Fed Rate Decision Looms as Oil and AI Drive Sector Shifts

The S&P 500 rose 0.25% to 6,716.09 as tech stocks surged amid easing oil prices. The Federal Reserve's rate decision on Wednesday is in focus as inflation risks mount, with core PCE at 3.1%. Trade Desk fell 7% after Publicis Groupe withdrew support, while energy stocks hit new highs amid geopolitica

BusinessBy Catherine ChenMarch 17, 20266 min read

Last updated: April 4, 2026, 2:38 AM

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Stock Market Today: S&P 500 Gains on Tech Rally, Fed Rate Decision Looms as Oil and AI Drive Sector Shifts

U.S. stocks advanced Tuesday as the S&P 500 and Nasdaq Composite posted modest gains, led by a resurgence in technology shares, even as oil prices and geopolitical tensions added complexity to the market landscape. The benchmark S&P 500 closed up 0.25% at 6,716.09, while the Nasdaq Composite gained 0.47% to 22,479.53. The Dow Jones Industrial Average edged higher by 0.1%, closing at 46,993.26. The day’s trading session unfolded against the backdrop of an impending Federal Reserve rate decision on Wednesday, with economists warning that inflation risks may be tilting upward due to rising energy costs and stimulative fiscal policies.

Market Rally Led by Tech Despite Headwinds: What Drove Tuesday's Gains?

Technology stocks were the primary drivers of Tuesday’s modest rally, continuing a recent trend of outperformance in the sector. The Nasdaq’s gain of 0.47% reflected broad-based strength across large-cap tech names, particularly those tied to artificial intelligence and cloud computing. This uptick occurred despite ongoing concerns about AI disruption risks in the software sector, which have weighed on valuations for firms perceived as lagging in AI integration. Meanwhile, the Dow Jones Industrial Average’s limited gain of 0.1% underscored the uneven nature of the market’s advance, with defensive sectors like utilities and healthcare lagging.

Consumer Discretionary Sector Rises on Travel Optimism Despite Oil Price Spike

The consumer discretionary sector defied expectations by rallying on Tuesday, with travel booking stocks leading the charge. Expedia surged nearly 6%, while Booking Holdings and MGM Resorts International each gained roughly 4%. The rally followed bullish forward guidance from major airlines, with Delta Air Lines forecasting high-single-digit percentage revenue growth in the first quarter and American Airlines projecting more than a 10% increase in total revenue. The positive outlook for travel comes despite a rise in oil prices, which typically correlate with higher transportation costs and could pressure consumer spending. Historically, however, periods of strong consumer demand have offset energy price volatility, as seen in past economic cycles analyzed by the Kansas City Federal Reserve.

Federal Reserve Rate Decision Looms: Inflation Risks and Policy Outlook for March

All eyes are on the Federal Reserve as it prepares to announce its latest interest rate decision on Wednesday, with economists increasingly skeptical about the likelihood of a near-term rate cut. Apollo Global Management Chief Economist Torsten Slok, speaking on CNBC’s *Squawk on the Street*, highlighted that core Personal Consumption Expenditures (PCE) inflation—considered the Fed’s preferred inflation gauge—rose 3.1% annually in January, well above the central bank’s 2% target. Slok noted that with oil prices climbing and fiscal stimulus from the Trump administration’s "Big Beautiful Bill" expected to boost economic growth, the case for holding rates steady has strengthened. "We just had 10 members out of the 12 voting members on the FOMC vote that they thought that interest rates should not go down," Slok said, referencing the Fed’s January meeting. "It’s likely that they will also come to this meeting and say, ‘If anything, the risk to inflation after the last meeting has actually gone more to the upside.’"

Fed’s Dual Mandate in Focus: Balancing Inflation and Labor Market Conditions

The Federal Open Market Committee (FOMC) faces a delicate balancing act as it weighs its dual mandate of price stability and maximum employment. While Slok emphasized that the labor market’s recent stalling is more likely due to reduced immigration on the supply side rather than weaker demand for workers, other economists argue that wage growth and job market tightness could still prompt the Fed to maintain a restrictive policy stance. The Fed’s March decision will be closely scrutinized for any signals about the trajectory of rates in the coming months, particularly as market participants have scaled back expectations for multiple rate cuts in 2025.

Trade Desk Stock Plummets 7% After Publicis Groupe Withdraws Endorsement Over Audit Violations

Shares of The Trade Desk (TTD) tumbled approximately 7% on Tuesday after Publicis Groupe, one of the world’s largest advertising holding companies, announced it would no longer recommend the demand-side platform (DSP) for its clients. Publicis cited "multiple violations of the master service agreement" uncovered in a recently commissioned audit, according to a report by Adage. The move reflects growing scrutiny over transparency and compliance in the digital advertising technology sector, which has faced increased regulatory and investor pressure in recent years. The Trade Desk’s stock has plummeted 55% over the past 12 months, mirroring broader declines in software-as-a-service (SaaS) stocks amid concerns about AI-driven disruption and valuation compression.

AI and Cloud Computing Trends: Amazon’s AWS Sales Forecast Doubled by AI Integration

Amazon shares climbed 1.3% after an internal meeting revealed that CEO Adam Jassy projected artificial intelligence would help Amazon Web Services (AWS) double its previously forecasted sales estimates. The news underscores the accelerating adoption of AI tools in enterprise cloud computing, with Jassy’s comments suggesting that generative AI and machine learning workloads are driving significant demand for AWS infrastructure. This follows a broader trend in which tech giants like Microsoft, Google, and Nvidia have similarly emphasized AI’s role in boosting cloud revenue, positioning the sector as a key growth driver in 2025.

SoFi Technologies Slides 5% After Muddy Waters Short Report Alleging Accounting Irregularities

SoFi Technologies (SOFI) fell roughly 5% on Tuesday after short-selling firm Muddy Waters Research published a scathing report accusing the fintech platform of financial engineering and potential accounting misstatements. The report, titled "Financial Engineering Treadmill," alleged that SoFi has engaged in "GE Capital-style loan marks and Enron-esque off-balance-sheet structures" to manipulate its reported financials. Muddy Waters also claimed that SoFi may have underreported debt by at least $312 million, raising concerns about the accuracy of its financial reporting. SoFi did not immediately respond to requests for comment. The allegations come at a challenging time for the company, which has seen its stock decline significantly amid broader sell-offs in fintech and consumer lending sectors.

Swarmer Stock Soars Over 400% in Debut as Defense Drone Company Enters Public Markets

Drone technology company Swarmer (SWMR) made a dramatic entrance into public markets on Tuesday, with its stock price skyrocketing over 400% after its market debut. The shares opened at $12.50, a 60% premium over the initial public offering (IPO) price of $5, and quickly surged to new highs. Founded in 2023, Swarmer specializes in autonomous drone software used to support Ukraine’s combat missions, reflecting the growing intersection of defense technology and geopolitical conflicts. Lucid Capital Markets served as the IPO’s sole underwriter, highlighting the company’s niche but strategically significant role in modern warfare.

Energy Stocks and ETFs Hit New Highs Amid Escalating U.S.-Iran Tensions

Energy stocks surged to fresh 52-week highs on Tuesday as geopolitical tensions between the U.S. and Iran continued to stoke fears of supply disruptions. APA Corporation and BP each jumped nearly 3%, while ConocoPhillips, Coterra Energy, and Devon Energy rose by 1%. Exchange-traded funds (ETFs) tracking the energy sector, including XOP, FCG, IXC, VDE, and XLE, also hit new highs, with the latter three reaching all-time peaks. The rally underscores the sector’s sensitivity to geopolitical risks, particularly in the Middle East, where heightened tensions could threaten oil supply chains. Advancers outnumbered decliners on the New York Stock Exchange by a ratio of roughly four to one, reflecting broad-based optimism in the energy space despite broader market uncertainties.

Bank of America Upgrades SAP to Buy, Cites AI Resilience and Defensive Business Model

Bank of America reiterated its buy rating on German software giant SAP (SAP) on Tuesday, assigning a $308 price target that implies a 60.7% upside from Monday’s closing price. Analyst Frederic Boulan noted that while geopolitical uncertainty could modestly impact first-quarter bookings, SAP’s "defensive business profile"—driven by recurring revenue streams—should help sustain growth. Boulan projected SAP’s top line to accelerate to 11.5% in the quarter, fueling a 15% increase in earnings before interest and taxes (EBIT). The upgrade reflects growing investor confidence in companies with stable cash flows and exposure to enterprise software, a sector that has proven resilient despite macroeconomic headwinds.

Key Takeaways: What Investors Need to Know from Tuesday’s Market Action

  • The S&P 500 rose 0.25% to 6,716.09, led by a tech rally, despite headwinds from rising oil prices and geopolitical tensions.
  • The Federal Reserve’s rate decision on Wednesday is in focus as core PCE inflation hit 3.1% in January, complicating the case for rate cuts.
  • Trade Desk shares fell 7% after Publicis Groupe withdrew its endorsement over audit violations, highlighting compliance risks in ad-tech.
  • Energy stocks and ETFs surged to new highs amid escalating U.S.-Iran tensions, underscoring the sector’s sensitivity to geopolitical risks.
  • Amazon’s AWS sales forecast was doubled by AI integration, signaling continued strength in cloud computing and generative AI adoption.

Broader Market Context: How Tuesday’s Moves Reflect Underlying Economic Trends

Tuesday’s market action reflected a complex interplay of macroeconomic forces, sector-specific developments, and geopolitical risks. The tech-led rally in the S&P 500 and Nasdaq underscored the market’s ongoing rotation toward AI and cloud computing, even as traditional metrics like oil prices and interest rates introduced volatility. The Federal Reserve’s impending rate decision looms large, with policymakers grappling with stubborn inflation and the need to balance economic growth against price stability. Meanwhile, the energy sector’s surge highlighted the market’s sensitivity to geopolitical shocks, particularly in oil-producing regions like the Middle East.

What’s Next for Investors: Navigating Uncertainty in a Shifting Market Landscape

As investors digest Tuesday’s market moves, several key themes are likely to dominate the conversation in the coming weeks. The Federal Reserve’s rate decision will serve as a critical inflection point, with potential implications for borrowing costs, corporate earnings, and consumer spending. Meanwhile, the energy sector’s rally may face headwinds if geopolitical tensions ease or if supply disruptions prove temporary. For tech investors, the focus will remain on AI integration and its impact on cloud computing and software valuations. Finally, the cautionary tale of SoFi Technologies and The Trade Desk serves as a reminder of the risks posed by financial engineering and compliance issues in high-growth sectors.

Frequently Asked Questions

Frequently Asked Questions

Why did the S&P 500 rise on Tuesday despite rising oil prices?
The S&P 500 advanced primarily due to a tech-led rally, with strong gains in the Nasdaq Composite offsetting concerns about higher energy costs. Travel and airline stocks also contributed to the market’s upward momentum.
What is the Federal Reserve expected to do with interest rates this week?
Economists widely expect the Federal Reserve to hold interest rates steady at its March meeting, citing persistent inflation pressures and the risk of upside inflation surprises.
How have energy stocks performed amid geopolitical tensions?
Energy stocks and ETFs have surged to new highs as U.S.-Iran tensions raise fears of supply disruptions, with companies like APA Corporation and Devon Energy posting significant gains.
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Catherine Chen

Financial Correspondent

Catherine Chen covers finance, Wall Street, and the global economy with a focus on business strategy. A former financial analyst turned journalist, she translates complex economic data into clear, actionable reporting. Her coverage spans Federal Reserve policy, cryptocurrency markets, and international trade.

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