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US Stock Market Sector Analysis – December 2025

28 sectors, 86 tickers, tracked daily. Click any date to read the analysis.

Up (S&P 500 +0.1% or more)
Down (S&P 500 fell 0.1% or more)
Flat (within ±0.1%)
Market Closed

Each trading day is colored by the S&P 500 (SPY) close-to-close change: green for gains of +0.1% or more, red for losses of −0.1% or more, yellow for flat sessions within ±0.1%.

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Mon
Tue
Wed
Thu
Fri
1
▼ Down
2
▲ Up
3
▲ Up
4
– Flat
5
▲ Up
8
▼ Down
9
– Flat
10
▲ Up
11
▲ Up
12
▼ Down
15
▼ Down
16
▼ Down
17
▼ Down
18
▲ Up
19
▲ Up
22
▲ Up
23
▲ Up
24
▲ Up
25
Christmas
26
– Flat
29
▼ Down
30
▼ Down
31
▼ Down

Monthly Market Summary

The market finished December in a choppy, modestly positive tone across 22 trading days, with 10 S&P 500 up days, 9 down days and 3 flat sessions, reflecting a slight upward bias but limited conviction. Leadership was concentrated in cyclical and tech-adjacent names, with Airlines (+9.7%), Finance (+7.7%) and Analog & Embedded Chips (+7.1%) posting the strongest monthly gains. Conversely, Retail (-4.8%), Cybersecurity (-5.5%) and Infrastructure (-5.5%) underperformed, leaving the overall trend mixed and sector-dependent.

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