Market Summary
U.S. equities opened the week with a broad-based rally, as the S&P 500 climbed 1.49% to 7764.70, the Nasdaq Composite surged 2.26% to 27143.14, and the Dow Jones Industrial Average added 0.71% to close at 52048.83. All three major averages finished near their best levels of the session, powered by a resurgence in semiconductor and mega-cap technology names alongside meaningful relief in two of the market’s recent macro headwinds — falling crude oil prices and declining Treasury yields.
Technology and communication services led the charge, with the PHLX Semiconductor Index surging 4.3% and the communication services sector topping all groups at +3.9%. Advanced Micro Devices and Intel posted double-digit percentage gains despite the absence of company-specific catalysts, reflecting renewed momentum across the AI and semiconductor trade following NVIDIA CEO Jensen Huang’s weekend pushback against AI safety concerns and continued White House support for AI development. Meta Platforms surged over 11% on continued enthusiasm for its AI initiatives, extending its September gain beyond 30%.
Sector participation broadened well beyond mega-cap tech, with seven of eleven S&P 500 sectors finishing in positive territory as the simultaneous pullback in oil and yields provided a more favorable backdrop across the broader market. Energy was the clear laggard, falling 2.5% as WTI crude tumbled 4.5% on hopes for a U.S.-Iran diplomatic breakthrough at this week’s UN gathering. Defensive sectors — utilities and consumer staples — also lagged, each down 0.4%, as investors rotated firmly into growth and risk assets.
Market Snapshot
| Index | Level | Change | % Change |
|—|—|—|—|
| S&P 500 | 7764.70 | +114.20 | +1.49% |
| Nasdaq Composite | 27143.14 | +599.55 | +2.26% |
| Dow Jones Industrial Average | 52048.83 | +366.19 | +0.71% |
NYSE: Advancers 1512, Decliners 1218, Volume 1.24 bln
Nasdaq: Advancers 3040, Decliners 1927, Volume 8.85 bln
WaveFinder Breadth Metrics:
- Primary Sentiment: Very Bearish (Bulls 827 / Bears 912)
- 4% Sentiment: Bullish (Bulls 88 / Bears 41)
- 40 SMA Sentiment: Neutral
- Stocks Above 20-day SMA: 58%
- Stocks Above 40-day SMA: 22.99%
- 9-Month Bulls: 16 / Bears: 1 (Follow-Through: 56%)
Notably, despite the strong single-day gains in the major averages, underlying breadth signals remain mixed-to-cautious — Primary Sentiment registers “Very Bearish” and only 22.99% of stocks trade above their 40-day moving average, suggesting the rally is being driven by a concentrated group of mega-cap and semiconductor leaders rather than broad market participation.
Sector Performance
Ranked by daily performance (Briefing.com Industry Watch, with WaveFinder ATR volatility context where available):
1. Communication Services: +3.9% (ATR 0.44%, falling, P21) — Led by Meta Platforms’ AI-driven surge
2. Information Technology: +2.5% (ATR 0.53%, falling, P95) — Semiconductor-led strength
3. Consumer Discretionary: +1.5% (ATR -1.86%, falling, P16)
4. Real Estate: +1.1% (ATR -2.59%, flat, P26) — Benefited from lower Treasury yields
5. Health Care: Positive (ATR 1.60%, rising, P42) — Bucked the defensive-sector weakness, led by Moderna
6. Financials, Industrials, Materials: Directional data not specified; Briefing.com noted seven S&P 500 sectors finished higher overall, implying two of these three groups also closed positive (WaveFinder ATR: Financials -0.89% falling/P21; Industrials -2.12% flat/P16; Materials -1.81% falling/P0)
7. Consumer Staples: -0.4% (ATR -1.31%, flat, P11)
8. Utilities: -0.4% (ATR -3.56%, falling, P0)
9. Energy: -2.5% (ATR -0.29%, falling, P0) — Weighed down by the 4.5% plunge in WTI crude
Key Earnings & Movers
- AMD (615.52, +55.70, +9.95%) — Reached a new all-time high, crossed $600/share for the first time, lifting market cap above $1 trillion
- Intel (121.78, +13.18, +12.14%) — Rallied alongside broader semiconductor strength
- Meta Platforms (741.24, +75.50, +11.34%) — Muse AI agent climbed to #1 among free downloads on Apple’s App Store; September gain now exceeds 30%
- NVIDIA (227.38, +5.11, +2.30%) — CEO Jensen Huang dismissed AI safety concerns over the weekend
- Moderna (172.94, +18.90, +12.27%) — Surged to multi-year highs
- Warner Bros. Discovery (30.80, +3.00, +10.79%) — Settlement reached with California and other states over Paramount Skydance acquisition
- Paramount Skydance (9.91, -0.30, -2.94%) — Declined despite settlement clearing legal hurdle
- Strategy Inc (168.50, +14.58, +9.47%), Coinbase Global (201.05, +6.80, +3.50%), Robinhood Markets (123.30, +3.48, +2.90%) — Crypto-linked names rallied as Bitcoin topped $86,000, its highest level since January
- Chevron (203.78, -5.73, -2.73%) — Weighed on the Dow amid the oil price slide
- New Era Energy & Digital (NUAI, +29%) — Surged on a 20-year power purchase agreement for its Texas data center project
- Novo Nordisk (NVO) — Traded down sharply after Capital Markets Day guidance failed to ease patent-expiration and pricing concerns
Stock Spotlight
New Era Energy & Digital (NUAI) +29%
New Era Energy & Digital shares surged 29% after its TCDC PowerCo subsidiary signed a 20-year power purchase agreement with Luminant, a Vistra (VST) affiliate, to supply 200-207 MW of firm power to Phase 1 of its Texas Critical Data Center project. Contracted power is expected to be available in Q3 2027, and management characterized the deal as a major milestone that shifts the project from having a power plan to having contracted power in hand. Combined with already-secured land and construction permits, the agreement materially reduces development risk for Phase 1 and positions the site to begin pursuing data center tenants.
The deal also establishes a broader strategic alignment with Vistra, which will receive a 5% non-voting interest in the portion of the project served under the PPA, along with a right of first refusal on future TCDC development and a right of first offer on other New Era projects. The framework agreement further opens a pathway for additional power development at TCDC and across New Era’s broader project pipeline, underscoring continued investor appetite for companies positioned to supply reliable power to the rapidly expanding AI and digital infrastructure buildout.
Bond Market & Treasuries
Treasuries rallied overnight as oil prices declined, but the move saw no follow-through during the cash session, with light participation tied to the Yom Kippur holiday. By the close:
- 2-yr yield: 4.75% (+1 bp)
- 3-yr yield: 4.82% (-1 bp)
- 5-yr yield: 4.83% (-3 bps)
- 10-yr yield: 4.96% (-4 bps)
- 30-yr yield: 5.30% (-3 bps)
The front end of the curve underperformed longer-dated securities, narrowing the 2s10s spread by 5 basis points to 21 basis points. Equities capitalized on the improved rate backdrop, with mega-cap and semiconductor stocks leading the advance even as bond buying interest faded intraday. There was no U.S. economic data released today, and none is scheduled for Tuesday; markets will instead focus on a $69 billion 2-year note auction at 13:00 ET.
Key catalysts cited include easing oil prices, a “successful” pre-summit meeting between Treasury Secretary Bessent and Chinese Vice Premier He Lifeng ahead of the September 24 Trump-Xi meeting, and hawkish inflation commentary from Fed officials Kashkari and Goolsbee.
Commodities
- Crude Oil (WTI): $95.77/bbl, -$4.47 (-4.5%) — Sharp decline on optimism for a potential U.S.-Iran diplomatic breakthrough at this week’s UN gathering
- Natural Gas: $2.83, -$0.08
- Gold: $4,381.10/ozt, -$44.20 (-1.0%)
- Copper: $6.76/lb, +1.1%
- Silver: Data not available in source
Overseas Markets
Europe:
- DAX: +1.1%
- FTSE 100: +0.8%
- CAC 40: +0.9%
Asia:
- Nikkei: Market closed
- Hang Seng: +1.2%
- Shanghai Composite: +1.0%
Overseas markets tracked the constructive tone set by falling oil prices and building optimism ahead of the September 24 Trump-Xi meeting in Washington.
Economic Data
There was no U.S. economic data of note released today.
Looking Ahead
- Tuesday, September 22: No U.S. economic data of note scheduled
- 13:00 ET Tuesday: $69 billion 2-year note auction
- President Trump scheduled to meet with Ukrainian President Volodymyr Zelensky in New York on Tuesday
- Continued diplomatic focus ahead of the September 24 Trump-Xi summit in Washington
- Potential for a Trump-Pezeshkian (Iran) meeting on the sidelines of the UN General Assembly this week
- Anticipated announcement of a White House AI “Czar” in the near future
- Market participants will continue monitoring oil price direction and Treasury yield behavior as key drivers of near-term sentiment