S&P 500, Nasdaq Nab Best Weeks Since November: Stock Market Today

Why It Matters

The data underscores persistent inflation pressure from energy markets, shaping Fed policy expectations, while sector‑specific rallies highlight where investors are seeking growth amid macro uncertainty.

Key Takeaways

• S&P 500 up 3.6%—best week since November
• Nasdaq gains 4.7%, also its strongest week since November
• March CPI rose 0.9% monthly, 3.3% YoY, energy up 10.9%
• Nvidia logged eight straight daily gains, longest streak since 2023
• Organon jumped 28% after $12 billion Sun Pharma acquisition offer

Pulse Analysis

The U.S. stock market closed the week on a cautious note, yet the major indexes delivered their strongest weekly gains in months. The S&P 500’s 3.6% rise and the Nasdaq’s 4.7% jump reflect investor optimism despite a choppy trading environment marked by mixed inflation data and geopolitical headlines. The March Consumer Price Index surprised on the upside, posting a 0.9% month‑over‑month increase and a 3.3% annual rise—the highest year‑over‑year pace since May 2024—largely propelled by a 10.9% surge in energy prices, especially gasoline, which climbed 21.2%. This inflationary pressure keeps the Federal Reserve in a wait‑and‑see stance, as policymakers weigh the durability of energy‑driven price spikes against a still‑moderating core inflation trend.

Energy markets added another layer of complexity. West Texas Intermediate crude fell 1.5% to roughly $96 per barrel after the United States and Iran announced a two‑week cease‑fire, curbing the recent 13% weekly decline in oil. While lower oil prices provide short‑term relief to consumers, the underlying geopolitical risk remains high, and any resurgence in conflict could reignite price pressures. Analysts note that energy shocks tend to filter through the economy over several months, meaning the Fed may remain cautious even as headline inflation eases.

Sector dynamics offered bright spots amid the broader uncertainty. Nvidia extended its daily winning streak to eight sessions, the longest run since late 2023, as chipmakers AMD and Broadcom also posted solid gains, signaling continued appetite for semiconductor exposure. Meanwhile, Organon’s stock surged nearly 28% after Sun Pharmaceutical’s $12 billion acquisition proposal, highlighting how M&A activity can generate outsized moves in health‑care equities. These developments suggest that while macro‑level risks dominate headlines, investors are still gravitating toward high‑growth tech and strategic corporate actions to capture upside.