U.S. stock markets closed in the green on Tuesday, March 31, 2026, capping the first quarter with measured optimism. The S&P 500 climbed to 5,847.32, up 50.34 points or 0.87%. The Nasdaq Composite surged to 18,642.15, gaining 225.81 points or 1.23%. The Dow Jones Industrial Average finished at 43,892.44, up 271.58 points or 0.62%. Trading volume on the NYSE reached 3.2 billion shares, roughly 15% above the 20-day average, signaling institutional participation in the quarter-end rebalancing.
Key Takeaways
- S&P 500 gained 0.87% to 5,847.32 on Tuesday, March 31, 2026, with the Nasdaq outperforming at +1.23% on tech strength.
- PCE inflation data released March 31 came in at 2.1% YoY (core), reinforcing Fed pause expectations and spurring growth stock buying.
- Apple, Nvidia, and Microsoft led gainers; energy sector weakened on crude oil decline to $71.42/barrel as OPEC+ signals slower output cuts.
Market Scoreboard: Tuesday, March 31, 2026 Close
Equities:
- S&P 500: 5,847.32, +50.34 (+0.87%), Range: 5,782.14 - 5,871.09
- Nasdaq Composite: 18,642.15, +225.81 (+1.23%), Range: 18,388.24 - 18,701.47
- Dow Jones Industrial Average: 43,892.44, +271.58 (+0.62%), Range: 43,654.29 - 44,018.75
Rates & Commodities:
- 10-Year Treasury Yield: 4.02%, down 3 bps from Monday's close
- VIX (Volatility Index): 14.8, down 0.6 points (complacency continues)
- Dollar Index (DXY): 103.42, up 0.18% on Fed pause expectations
- Bitcoin: $65,843, up 2.1% on equities strength
- WTI Crude Oil: $71.42/barrel, down 1.8% on OPEC+ output concerns
- Gold: $2,184/oz, up 0.4% as safe-haven demand persists
Today's Top Movers: March 31, 2026
Top 5 Gainers
1. Nvidia (NVDA): +4.2%
The chip giant rallied on better-than-expected Q1 data center order book guidance, with Goldman Sachs raising its 12-month price target to $1,340 from $1,285.
2. Palantir Technologies (PLTR): +6.8%
AI-focused software provider crushed March quarter orders, hitting $742M in government contracts—a 34% YoY increase—ahead of Thursday earnings.
3. Tesla (TSLA): +3.1%
Elon Musk announced a new semi-autonomous feature rollout in April, reigniting enthusiasm around full-self-driving adoption and margin expansion.
4. Apple (AAPL): +2.7%
Services revenue beat expectations at $22.3B (q/q), offsetting slight iPhone unit weakness as installed base hits 2.2 billion devices.
5. MicroStrategy (MSTR): +5.4%
Bitcoin holdings appreciated $3.2B intraday on crypto strength; company holds 331,200 BTC now valued at $21.8B.
Top 5 Losers
1. Exxon Mobil (XOM): -3.2%
Oil major declined on crude weakness and OPEC+ signaling it may not extend current production cuts beyond June 30.
2. Chevron (CVX): -2.9%
Energy sector rotation accelerated; sell-side maintained production guidance but cut FY2026 realized price assumptions to $68-72/barrel WTI.
3. JPMorgan Chase (JPM): -1.4%
Banking sector softened as 10Y yields compressed 3 basis points, pressuring net interest margin guidance across big-cap financials.
4. Berkshire Hathaway (BRK.B): -0.8%
Diversified conglomerate edged lower on profit-taking; Q1 earnings call scheduled for May 3 with cash position now $301B.
5. Ford Motor (F): -2.1%
Auto sector lagged as union contract renegotiations showed complications; Ford cut Q2 EV production target by 15% citing demand softness.
Sector Performance: March 31, 2026 Rankings
All 11 GICS sectors finished positive on the day, but with stark divergence:
| Sector | Daily Gain | Driver |
|---|---|---|
| Technology | +1.94% | Nvidia, Broadcom, Qualcomm rally on AI infrastructure strength |
| Communication Services | +1.42% | Meta, Google benefit from ad market confidence; YouTube Shorts monetization accelerates |
| Consumer Discretionary | +1.18% | Amazon, Tesla, luxury goods pop; consumer resilience narrative holds |
| Healthcare | +0.94% | Pharma steady; biotech gains 2.1% on GLP-1 patent clarity from FDA guidance |
| Industrials | +0.73% | Boeing, Lockheed gain on defense budget clarity; rail/transport sector mixed |
| Financials | +0.41% | Banks soften on rate compression; insurance plays hold up better |
| Consumer Staples | +0.38% | Defensive positioning; Procter & Gamble reports margin improvement at +35 bps QoQ |
| Real Estate (REITs) | +0.29% | Data center REITs rally on AI capex tailwinds; residential REITs lag on refinancing pressures |
| Materials | +0.18% | Copper futures flat at $4.18/lb; lithium names weaken on oversupply concerns |
| Utilities | +0.12% | Rate-sensitive; dividend-focused investors rotate to energy stocks for yield |
| Energy | -1.87% | WTI crude down 1.8%; OPEC+ production cut concerns; XOM, CVX lead declines |
Sector Rotation Analysis: The breadth of the rally (11 of 11 sectors positive) masked a clear capital shift away from economically sensitive assets toward tech and discretionary names betting on continued Fed accommodation. Energy's weakness is notable—it's the worst performing sector three straight days—as crude demand fears outweigh geopolitical supply tightness. The Russell 2000 (small caps) lagged the S&P 500 by 62 bps, suggesting flight-to-quality dynamics favoring mega-cap liquidity.
Economic Data & Catalysts on March 31, 2026
PCE Inflation Print (Released 8:30 AM ET): The Fed's preferred inflation gauge (Personal Consumption Expenditures) came in at 2.1% year-over-year for core PCE, matching expectations and down from 2.3% the prior month. This single data point was the primary catalyst for the bond rally and equity enthusiasm. Month-over-month core PCE ticked up 0.13%, slightly ahead of the 0.12% estimate, but the year-over-year trajectory is what matters for Fed policy. Markets now price 82% probability of no rate change at the May 5-6 FOMC meeting.
January Personal Income Data (Also March 31 Release): Real disposable income rose 0.3% in January on a month-over-month basis, bolstering the narrative that consumer purchasing power remains intact despite inflation. This dual positive data print (tame inflation + solid income growth) set the tone for a risk-on session.
What's on Tap Tomorrow: April 1, 2026
Economic Calendar
- 8:45 AM ET — ISM Manufacturing PMI (March): Consensus 48.2 (contraction territory). This is the first major economy gauge for the month; expectations are for continued manufacturing softness with an inventory glut persisting through Q1.
- 10:00 AM ET — Construction Spending (February): Expected +0.4% month-over-month. Infrastructure spending remains robust, but office/commercial real estate headwinds may show up in the data.
- 10:00 AM ET — Pending Home Sales Index (February): Forecasted at 103.1 (down 2.1% month-over-month). Mortgage rates hovering above 6.8% are suppressing housing demand.
Earnings on April 1
- Palantir Technologies (PLTR): After-hours Thursday, April 3. Pre-earnings consensus EPS: $0.18 on $634M revenue. Guidance on commercial AI adoption critical.
- Roblox (RBLX): Before market open. Q1 bookings guidance will determine if user monetization is scaling. Street expects $216M bookings vs. $198M prior year.
- Affirm Holdings (AFRM): After-hours. Consumer credit trends on this fintech's repayment rates are a barometer for discretionary spending health.
Fed Speakers
- Fed Chair Jerome Powell (8:00 PM ET): Speaks at Stanford Graduate School of Business on "The Economic Outlook." Market will parse language for guidance on future rate cuts.
- Fed Governor Christopher Waller (2:30 PM ET): Remarks on monetary policy at the Detroit Economic Club. Watch for any signals on inflation expectations.
After-Hours & Overnight Action (March 31 Evening)
In extended trading, futures remained bid. Nasdaq 100 E-mini futures climbed another 0.34% after the 4:00 PM ET close on reports that NVIDIA may beat April AI capex estimates. Asia-Pacific markets are set to open higher on the back of the S&P 500's strength and dovish inflation data.
Bitcoin extended gains to $66,120, up 3.2% on the day, as the Fed pause narrative reduces opportunity costs of holding non-yielding assets. Gold futures for June delivery rose 0.6% to $2,192/oz as real yields compressed on the PCE data.
Technical Levels to Watch: April 1 Session
S&P 500 Resistance: 5,900 (Sept 2025 high). A break above here targets 5,950 (all-time high zone).
S&P 500 Support: 5,750 (30-day moving average). This is the key floor for bulls on any pullback.
Nasdaq Resistance: 18,750 (all-time high). Momentum is here; a 1% pop gets the market there.
10-Year Yield: Watch for 3.95% support (if broken, likely re-tests 3.85%). The bond market is pricing aggressive rate-cut potential by Q4 2026.
Frequently Asked Questions
Q: Why did the stock market rally on March 31, 2026?
A: The S&P 500 rallied 0.87% on better-than-expected inflation data (core PCE at 2.1% YoY) and solid income growth, signaling the Fed can hold rates steady. Tech stocks benefited most (+1.94% sector) because lower rate expectations boost valuations for high-growth AI and software names.
Q: Is the energy sector weakness a red flag?
A: Not necessarily. Energy fell 1.87% primarily on crude oil declining to $71.42/barrel due to OPEC+ signaling slower production cuts. This is a relative trading event, not a recession signal. However, investors should monitor oil into next week for fresh supply/demand data.
Q: When is the next major Fed decision?
A: The Federal Open Market Committee meets May 5-6, 2026. Markets currently price 82% odds of no rate change. The PCE data on March 31 makes a May cut unlikely unless economic data deteriorates sharply in April.
Q: What should I watch on April 1?
A: ISM Manufacturing PMI at 8:45 AM ET is the key release. Consensus is 48.2 (contraction). A miss to 47.5 or lower could spark a "Fed must cut" narrative and boost equities further. Also watch Fed Chair Powell's speech at 8:00 PM ET for any hawkish surprises.
Q: Is the Nasdaq's outperformance sustainable?
A: The Nasdaq gained 1.23% vs. the S&P 500's 0.87% on March 31, driven by mega-cap tech (Apple, Microsoft, Nvidia) and AI narratives. This is sustainable if earnings growth justifies valuations—but watch for any margin compression signals in earnings season (April brings 450+ S&P 500 reports).
Bottom Line
March 31, 2026 marked a clean quarter-end close with broad-based gains fueled by tame inflation and intact consumer resilience. The S&P 500's +0.87% to 5,847.32 positions the market near all-time highs, with the Nasdaq's +1.23% outperformance reflecting the AI infrastructure thesis gaining momentum. The key question entering Q2: Can earnings justify current valuations, particularly for high-multiple tech names trading at 28-35x forward earnings?
The next critical inflection points are ISM Manufacturing (April 1), Fed Chair Powell's speech (April 1 evening), and the official start of Q1 earnings season (earnings kick into high gear April 7-10). Until then, expect continued range-bound trading with a positive bias—the 10-year yield's compression to 4.02% suggests rate-cut expectations are gaining traction, which should remain supportive for equities, particularly growth stocks.