Tech and Mining Sectors Drive US Equities to Fresh Highs as Economic Data Diverges

US stock markets posted solid gains as the mining sector and technology shares emerged as primary drivers of upside momentum. The S&P 500 climbed 0.26% to its highest point in a week, with the Dow Jones advancing 0.27% and the Nasdaq 100 rising 0.49%. Futures markets echoed the strength, as March E-mini S&P 500 futures gained 0.23% alongside March E-mini Nasdaq futures up 0.47%.

The rally reflected a blend of sector-specific tailwinds and shifting market expectations. Technology names, particularly those in semiconductors and data storage, maintained their outperformance. Simultaneously, the mining sector benefited from a remarkable surge in commodity prices, particularly copper, which reached record highs amid speculation over potential US tariffs on refined copper imports.

Mining Sector Momentum Builds on Copper’s Record Rally

The mining sector’s strength was driven by expectations of increased copper inventory flows into the United States. December US copper imports hit their highest level since July, signaling a rush to secure supplies before potential tariff implementations. This dynamic lifted mining stocks substantially, with Hecla Mining jumping 8%, while Newmont Mining and Coeur Mining each gained 3%. Freeport McMoRan and Barrick Mining followed with 2% gains, underscoring broad-based strength across the mining sector.

The copper rally extends beyond individual stock performers. It reflects deeper concerns about global supply constraints and the interplay between trade policy and commodity availability. Analysts view the mining sector’s current performance as a bellwether for both commodity cycles and expectations around infrastructure demand.

Technology Sector Leadership and Individual Stock Movers

Semiconductors and data storage companies posted particularly impressive gains. SandDisk surged 22%, Western Digital climbed 12%, and Seagate Technology, Microchip Technology, and Texas Instruments all posted 9%, 9%, and 7% gains respectively. Micron Technology, NXP Semiconductors, Analog Devices, and Lam Research added between 4% and 6%.

Beyond semiconductors, other standout performers included OneStream (+22% on buyout discussions with Hg), Aeva Technologies (+21% following its 4D LiDAR selection for Nvidia platform), and Oculis Holdings (+11% after FDA breakthrough therapy designation). Zeta Global surged 10% on an OpenAI partnership announcement, while Core Scientific gained 1% following a BTIG upgrade.

Offsetting these gains were declines in data center cooling stocks. Modine Manufacturing dropped 14% following Nvidia’s announcement of new chip cooling technology, with Johnson Controls International, Trane Technologies, and others falling 7% and 2% respectively. American International Group declined 7% after its CEO announced retirement, while Equifax and TransUnion both fell 5% on regulatory commentary.

Global Markets Extend Support Amid Rising Bond Yields

International markets provided a supportive backdrop for US equities. The Euro Stoxx 50 reached new record highs, climbing 0.22%, while Japan’s Nikkei 225 also hit fresh peaks with a 1.32% gain. The Shanghai Composite surged 1.50% to its highest level in 10.5 years, suggesting broad-based strength across major global indices.

However, this momentum was tempered by rising interest rates. The 10-year Treasury yield increased by 2 basis points to 4.18%, driven by elevated inflation expectations. The 10-year breakeven inflation rate climbed to its highest point in one month at 2.284%, reflecting market concerns about persistent price pressures. March 10-year Treasury note futures declined as yields climbed to 4.185%.

Internationally, German 10-year bund yields fell 2.6 basis points to 2.844%, while UK 10-year gilt yields slipped 2.8 basis points to 4.478%. Weaker-than-expected German inflation data provided some relief, with CPI rising 0.2% month-over-month and 2.0% year-over-year. The Eurozone’s December composite PMI was revised down to 51.5, signaling moderation in economic activity.

Fed Officials Offer Conflicting Signals on Policy Direction

Federal Reserve officials presented mixed perspectives on monetary policy during recent remarks. Richmond Fed President Tom Barkin offered a moderately hawkish stance, anticipating that fiscal stimulus from tax cuts and deregulation will bolster growth this year. However, he noted that monetary policy remains on a delicate footing as officials grapple with conflicting signals from labor markets and inflation dynamics.

In contrast, Fed Governor Stephen Miran struck a more dovish tone, suggesting that current policy remains restrictive. He indicated expectations for substantial rate cuts—potentially exceeding 100 basis points—during the current year. This divergence in Fed messaging has created uncertainty around the timing and magnitude of future policy adjustments.

Markets currently price in only a 16% probability of a 25 basis point rate cut at the next FOMC meeting scheduled for January 27-28, reflecting the lack of consensus among policymakers.

Economic Data Presents Mixed Picture Ahead of Key Releases

Recent economic releases revealed cracks in data momentum. The December S&P services PMI was revised downward to 52.5 from an initially reported 52.9, signaling a moderation in service sector activity. This disappointment underscores broader concerns about economic resilience amid rising interest rates.

The coming weeks will bring a series of critical data points that could reshape expectations. Wednesday’s releases include December ADP employment change (expected 48,000), December ISM services index (forecast 52.3), and October factory orders (projected to fall 1.1% month-over-month). Thursday will feature Q3 nonfarm productivity (expected 4.7% growth) and jobless claims data. Friday’s nonfarm payrolls report—forecasting 59,000 new jobs with unemployment edging to 4.5%—could prove particularly market-moving.

Outlook: Mining Sector and Equities Face Policy Crosscurrents

The mining sector’s current strength reflects a convergence of technical and fundamental factors: commodity price momentum, trade policy expectations, and global growth dynamics. As data unfolds and Fed officials navigate conflicting economic signals, the trajectory of both equities and the mining sector will likely remain tied to evolving expectations around inflation, interest rates, and fiscal stimulus.