United States: Weekly Stock Market Performance Insight - December 29 - January 4, 2026

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🇺🇸 United States ✓ 🇮🇳 India 🇫🇷 France 🌐 Belgium 🌐 Netherlands 🇵🇹 Portugal 🇪🇸 Spain
Weekly Gainers
1,859
Weekly Losers
3,304
Average Return
-0.88%
Total Stocks
5,433
View Detailed Market Cap Breakdown
Market Cap Weekly Gainers Weekly Losers Average Return Total Stocks
Mega Cap 18 37 -0.76% 55
Large Cap 276 436 -0.59% 715
Mid Cap 303 665 -1.07% 976
Small Cap 137 334 -1.46% 479
Overview Top Gainers/Losers Most Active Sector Performance

Weekly Streak Leaders for Week: December 29 - January 4, 2026

Stock Streak Streak Return
6 weeks ↑ 47.80%

Micron Technology maintains strong momentum with a 6-week winning streak (213.41 → 315.42), delivering 47.8% gains. The financials tell a compelling story: 11.3B revenue generating 3.2B net profit (28.3% margin) demonstrates exceptional profit margins as of Qtr ending Aug 2025.
6 weeks ↑ 27.10%

Lam Research builds on success with a 6-week winning streak (145.60 → 185.06), delivering 27.1% gains. The financials tell a compelling story: 5.2B revenue generating 1.7B net profit (33.3% margin) demonstrates exceptional profit margins as of Qtr ending Jun 2025.
5 weeks ↓ -2.52%

Apple sees continued selling pressure through a 5-week decline (278.01 → 271.01), down 2.5%. However, fundamentals remain robust: 102.5B revenue generating 27.5B profit (26.8% margin) as of Qtr ending Sep 2025 suggests this could be a temporary setback. Value hunters take note.
3 weeks ↓ -4.24%

McDonald's consolidates with a 3-week decline (316.70 → 303.26), down 4.2%. However, fundamentals remain robust: 7.1B revenue generating 2.3B profit (32.2% margin) as of Qtr ending Sep 2025 suggests this could be a temporary setback. Value hunters take note.
6 weeks ↑ 86.43%

Rocket Lab USA builds on success with a 6-week winning streak (40.76 → 75.99), delivering 86.4% gains. Despite 155.1M in revenue and - 18.3M loss (-11.8% margin) as of Qtr ending Sep 2025, the market sees potential beyond current profitability. This momentum suggests confidence in future execution.
6 weeks ↑ 52.77%

Alcoa shows consistent strength with a 6-week winning streak (37.01 → 56.54), delivering 52.8% gains. The financials tell a compelling story: 3.4B revenue generating 548.0M net profit (16.3% margin) demonstrates exceptional profit margins as of Qtr ending Mar 2025.
8 weeks ↓ -30.51%

Zscaler faces persistent headwinds with a 8-week decline (331.73 → 230.52), down 30.5%. Financial struggles compound the decline: despite 788.1M revenue, - 11.6M losses persist (-1.5% margin) as of Qtr ending Oct 2025. Until profitability improves, caution remains warranted.
7 weeks ↓ -14.64%

Insulet encounters challenges with a 7-week decline (331.43 → 282.92), down 14.6%. Weak margins on 569.0M revenue with only 35.4M profit (6.2% margin) in Qtr ending Mar 2025 validate market skepticism. Structural improvements needed before sentiment shifts.
10 weeks ↑ 3.29%
8 weeks ↑ 1.52%

Pactiv Evergreen shows consistent strength with a 8-week winning streak (17.74 → 18.01), delivering 1.5% gains. With 1.2B revenue generating only 50.0M profit (4.1% margin) in Qtr ending Dec 2024, the market prices in future margin expansion potential.
8 weeks ↓ -15.75%

Masimo struggles to find footing after a 8-week decline (151.22 → 127.40), down 15.8%. Financial struggles compound the decline: despite 372.0M revenue, - 170.7M losses persist (-45.9% margin) as of Qtr ending Mar 2025. Until profitability improves, caution remains warranted.
6 weeks ↓ -63.47%
7 weeks ↑ 31.97%

Kaiser Aluminum shows consistent strength with a 7-week winning streak (91.16 → 120.30), delivering 32.0% gains. With 823.1M revenue generating only 23.2M profit (2.8% margin) in Qtr ending Jun 2025, the market prices in future margin expansion potential.
7 weeks ↑ 6.09%

Despegar.com builds on success with a 7-week winning streak (18.38 → 19.50), delivering 6.1% gains. Despite 221.4M in revenue and - 8.3M loss (-3.7% margin) as of Qtr ending Dec 2024, the market sees potential beyond current profitability. This momentum suggests confidence in future execution.
5 weeks ↓ -28.96%

Newegg Commerce navigates difficult waters with a 5-week decline (73.61 → 52.29), down 29.0%. Financial struggles compound the decline: despite 456.1M revenue, - 15.0M losses persist (-3.3% margin) as of Qtr ending Dec 2023. Until profitability improves, caution remains warranted.
5 weeks ↓ -17.94%

eXp World Holdings navigates difficult waters with a 5-week decline (11.09 → 9.10), down 17.9%. Financial struggles compound the decline: despite 954.9M revenue, - 11.0M losses persist (-1.2% margin) as of Qtr ending Mar 2025. Until profitability improves, caution remains warranted.

United States Market Weekly Gainers & Losers: December 29 - January 4, 2026

Top United States Stock Gainers (December 29 - January 4, 2026)

Stock Week Open Week Close Weekly Change Avg Daily Volume Week Volume
$280.33 $315.42 10.76% 21.9M 109.6M
$211.58 $223.47 3.94% 18.1M 90.7M
$176.50 $185.06 3.93% 5.8M 29.2M
$151.00 $155.90 3.92% 4.5M 22.6M
$73.26 $75.44 3.61% 2.7M 13.4M
$70.64 $83.47 16.01% 12.2M 61.1M
$17.17 $19.81 12.94% 273.7K 1.4M
$57.05 $64.87 11.86% 1.3M 6.5M
$87.00 $98.69 9.44% 5.9M 29.7M
$36.01 $39.38 8.78% 49.3M 246.7M
$8.30 $11.02 29.95% 75.7M 378.6M
$152.00 $178.69 17.52% 1.1M 5.6M
$23.58 $28.11 16.88% 21.4M 107.2M
$4.40 $5.07 14.45% 6.5M 32.7M
$14.70 $16.68 13.93% 8.4M 42.2M
$8.29 $11.73 37.51% 9.0M 45.2M
$7.00 $9.03 26.29% 13.5M 67.6M
$9.53 $12.20 24.36% 5.8K 29.0K
$18.05 $22.43 23.38% 1.7M 8.3M
$15.24 $17.88 17.25% 11.5M 57.4M

Biggest United States Stock Losers (December 29 - January 4, 2026)

Stock Week Open Week Close Weekly Change Avg Daily Volume Week Volume
$705.03 $618.32 -13.43% 2.6M 13.0M
$186.85 $167.86 -11.05% 27.0M 134.9M
$469.00 $438.07 -7.81% 52.0M 259.8M
$264.71 $253.62 -4.68% 4.1M 20.6M
$304.65 $291.50 -4.45% 2.9M 14.6M
$6.96 $5.90 -15.95% 7.6K 37.9K
$20.97 $18.95 -10.40% 1.4M 7.2M
$62.13 $56.06 -10.20% 820.7K 4.1M
$435.90 $400.25 -8.72% 1.9M 9.3M
$204.95 $187.63 -8.68% 628.0K 3.1M
$82.32 $38.20 -53.78% 6.1M 30.3M
$19.32 $23.60 -30.97% 8.0M 40.1M
$30.15 $26.09 -13.49% 2.6M 12.9M
$66.10 $59.57 -11.00% 1.4M 7.0M
$38.60 $34.74 -10.65% 1.8M 9.2M
$10.88 $8.95 -18.41% 681.7K 3.4M
$5.88 $5.11 -17.31% 4.5M 22.5M
$176.38 $148.19 -16.13% 146.8K 734.1K
$29.28 $26.02 -12.95% 969.0K 4.8M
$6.41 $5.64 -12.56% 1.4M 7.2M

Most Active United States Stocks During Week: December 29 - January 4, 2026

Stock Week Open Week Close Weekly Change Avg Daily Volume Weekly Volume
$187.71 $188.85 -0.88% 97.1M 485.7M
$469.00 $438.07 -7.81% 52.0M 259.8M
$186.85 $167.86 -11.05% 27.0M 134.9M
$231.94 $226.50 -2.59% 23.5M 117.5M
$93.99 $90.99 -3.68% 22.5M 112.5M
$5.08 $5.14 0.78% 54.5M 272.3M
$36.01 $39.38 8.78% 49.3M 246.7M
$26.87 $27.46 1.44% 28.7M 143.5M
$25.05 $25.18 0.36% 25.5M 127.3M
$20.64 $19.41 -7.13% 24.7M 123.6M
$8.30 $11.02 29.95% 75.7M 378.6M
$2.01 $2.23 7.73% 69.3M 346.4M
$5.62 $5.84 1.92% 35.2M 176.2M
$5.89 $6.07 1.00% 34.1M 170.6M
$16.42 $15.88 -5.70% 33.9M 169.5M
$2.43 $2.60 4.84% 25.2M 126.2M
$7.00 $9.03 26.29% 13.5M 67.6M
$7.19 $8.38 13.24% 12.0M 60.1M
$15.24 $17.88 17.25% 11.5M 57.4M
$4.64 $4.59 -2.13% 10.2M 51.1M

United States Sector Performance During Week: December 29 - January 4, 2026

Energy

2.91%
197 stocks
Top Performers by Market Cap:
Mega Cap: CVX +3.92%
Large Cap: SLB +6.38%
Mid Cap: UUUU +13.93%
Small Cap: SOC +37.51%

Utilities

0.15%
92 stocks
Top Performers by Market Cap:
Large Cap: AES +5.33%
Mid Cap: FLNC +13.85%
Small Cap: NWN -0.21%

Communication Services

-0.19%
233 stocks
Top Performers by Market Cap:
Mega Cap: GOOGL +0.52%
Large Cap: RDDT +7.14%
Mid Cap: TIGO +3.23%
Small Cap: GTN.A +24.36%

Industrials

-0.40%
652 stocks
Top Performers by Market Cap:
Mega Cap: CAT +2.64%
Large Cap: SYM +11.86%
Mid Cap: SMR +9.83%
Small Cap: RDW +26.29%

Technology

-0.43%
733 stocks
Top Performers by Market Cap:
Mega Cap: MU +10.76%
Large Cap: ASTS +16.01%
Mid Cap: ONDS +29.95%
Small Cap: SKYT +23.38%

Real Estate

-0.63%
264 stocks
Top Performers by Market Cap:
Large Cap: IRM +1.52%
Mid Cap: HPP +8.18%
Small Cap: DHC +3.75%

Financial Services

-0.86%
886 stocks
Top Performers by Market Cap:
Mega Cap: GS +0.80%
Large Cap: IREN +5.96%
Mid Cap: DBRG +10.49%
Small Cap: BITF +4.84%

Consumer Cyclical

-1.09%
535 stocks
Top Performers by Market Cap:
Mega Cap: HD -1.13%
Large Cap: PSNY +12.94%
Mid Cap: UA +14.45%
Small Cap: SBET +8.88%

Healthcare

-1.83%
1063 stocks
Top Performers by Market Cap:
Mega Cap: TMO +2.03%
Large Cap: BBIO +3.22%
Mid Cap: AXSM +17.52%
Small Cap: CVAC +8.60%

Consumer Defensive

-2.32%
229 stocks
Top Performers by Market Cap:
Mega Cap: WMT +0.91%
Large Cap: CELH +4.74%
Mid Cap: ASAI +4.86%
Small Cap: JJSF +0.73%

Basic Materials

-2.91%
244 stocks
Top Performers by Market Cap:
Mega Cap: LIN +1.02%
Large Cap: AA +4.22%
Mid Cap: ICL +4.51%
Small Cap: METCB +14.61%

Data is updated regularly. Weekly performance is calculated based on closing prices.