S&P 500 Holds 0.6% Gains as Broad Market Absorbs Tech Selloff

### Session Tape — Tape Movers

* **S&P 500:** 7,584.12 (+0.6%) * **Dow Jones Industrial Average:** 51,854.56 (-0.2%) * **Nasdaq Composite:** 25,420.48 (+1.0%) * **Bitcoin:** $77,469.00 (+0.8%)

## Catalyst Analysis: Broad Market Resilience Amid Tech Contraction

Market participation on Tuesday, November 3, 2026, demonstrated notable divergence across asset classes. While major technology subsectors experienced profit-taking and headline-driven pressures—including Oracle declining almost 9% after filing to raise $20 billion, and Marvell Technology dropping approximately 13% following an agreement to acquire Lumentum in an all-stock transaction—broader participation held firm. Eight of the eleven S&P 500 sectors registered gains, supporting an overall advance of 0.6% for the benchmark index.

Concentration risk remained a focal point for institutional desks, given that mega-cap equities continue to command substantial index weighting. Equal-weight index formulations and mid-cap components absorbed sector-specific volatility while defensive groups, including healthcare, limited losses to 0.15%.

## Impact on Related Tickers

* **Technology & AI Infrastructure:** Mega-cap growth leaders experienced varied tape action, with Microsoft gaining 2.8% to $521.57, Nvidia adding 2.7% to $207.57, and Apple slipping 1.8% to $332.21. * **Acquisition Participants:** Marvell Technology and Lumentum faced sharp downside adjustments following their merger announcement, injecting volatility into semiconductor and optical networking supply chains.