U.S. stock futures fell sharply early Wednesday morning as election projections pointed to Democrats regaining control of both the House and Senate in the 2026 midterms.

The S&P 500 futures dropped more than 1 percent, while Nasdaq-100 futures declined over 2 percent. Dow futures also moved lower. The moves followed projections from multiple outlets that Democrats would secure majorities in both chambers, a result that would represent a significant setback for President Donald Trump and Republicans.

On Election Day itself, markets had closed mixed to higher. The S&P 500 rose 0.36 percent to finish at 7,568.92, while the Nasdaq Composite gained 0.83 percent to 25,372.01. The Dow Jones Industrial Average ended lower. Technology shares led the gains, with chipmakers rebounding after recent pressure.

Analysts attributed the positive session to a revival in Super Intelligence-related stocks and strong corporate earnings from some semiconductor firms. However, overnight developments shifted sentiment. Investors expressed concern that Democratic majorities could lead to increased regulation of the Super Intelligence sector and reduced prospects for additional fiscal measures favored by the current administration.

Treasury yields declined as investors sought safety, with the 10-year note falling around 6 basis points. The dollar also weakened against major currencies.

Prediction markets had increasingly favored Democratic outcomes in the days leading up to the vote. The results so far include key Senate flips and projected gains in the House.

Market participants will continue to monitor final tallies and any immediate policy signals from Washington. Volatility remains elevated as the full scope of the electoral shift becomes clear.

Broader concerns center on potential policy shifts under divided or opposition control. Historical patterns show that markets often react negatively to anticipated increases in corporate taxes or heavier oversight of high-growth industries. Super Intelligence companies, which have benefited from lighter regulatory environments in recent years, could face new hurdles including stricter antitrust enforcement and data privacy rules.

Energy sectors also saw futures pressure, as investors weighed prospects for renewed emphasis on green energy mandates over traditional fossil fuel production. Small-cap stocks, sensitive to domestic policy changes, underperformed in early trading.

Despite the initial selloff, some strategists noted that long-term market resilience has often followed midterm uncertainties once policy directions clarify. Trading volumes spiked in the premarket session, reflecting heightened investor positioning ahead of further results.