US Stock Market Sector Analysis – December 2025
24 sectors, 68 tickers, tracked daily. Click any date to read the analysis.
Each trading day, all 24 sectors are classified by their average daily change. UP means 55%+ of sectors closed higher. DOWN means 55%+ closed lower. MIXED means neither side reached 55% — sectors were split without a clear direction.
Monthly Market Summary
The market finished December 2025 in a choppy but modestly positive tone, with 6 bullish days versus 4 bearish days and 12 mixed sessions across 22 trading days. Leadership came from Airlines (+9.7%), Finance (+7.7%) and Analog & Embedded Chips (+7.1%), while Retail (-4.8%), Cybersecurity (-5.5%) and Infrastructure (-5.5%) lagged. Overall price action was uneven, driven by sector rotation rather than broad-based conviction, leaving indices slightly higher on the month.
Daily Reports
- Dec 01, 2025 — RTX Falls Despite F-35 Win; Tech...
- Dec 02, 2025 — INTC Rockets 8.6%, Chips Lead
- Dec 03, 2025 — MCHP Jumps 12%, Chips Lead
- Dec 04, 2025 — Intel Drops 7.4%, Chip Supply Slips
- Dec 05, 2025 — Enterprise Software Leads; ADBE ...
- Dec 08, 2025 — APD Drops 9.5%, Materials Slide
- Dec 09, 2025 — JPM Slides 4.7%, Finance Sags
- Dec 10, 2025 — NFLX Slumps, Chips and Airlines ...
- Dec 11, 2025 — Tech Tumble Hits NVDA, Chips Lead
- Dec 12, 2025 — Broadcom Sell-Off Hits Chips, AV...
- Dec 15, 2025 — ServiceNow (NOW) Slides 11.5%, T...
- Dec 16, 2025 — Airlines Rally; UAL Leads
- Dec 17, 2025 — NVDA Slumps; Infrastructure Lead...
- Dec 18, 2025 — LRCX Jumps 6.3%, Chips Lead Sect...
- Dec 19, 2025 — LRCX Hits ATH, Chips Lead
- Dec 22, 2025 — VRT Leads AI Infrastructure Rally
- Dec 23, 2025 — NVDA Surges, Chips and AI Lead
- Dec 24, 2025 — Costco Leads; LRCX Strength, NOW...
- Dec 26, 2025 — PLTR Falls 2.8%, Tech Breadth Frays
- Dec 29, 2025 — TSLA Slides 3.3%, Mag 7 Slip
- Dec 30, 2025 — INTC Rises 1.7%, Chips Mixed
- Dec 31, 2025 — QCOM Slides, Chip Supply Chain Weak