Portugal: Monthly Stock Market Performance Insight - December 2025
View Detailed Market Cap Breakdown
| Market Cap | Monthly Gainers | Monthly Losers | Average Return | Total Stocks |
|---|---|---|---|---|
| Large Cap | 8 | 5 | 2.89% | 13 |
| Mid Cap | 3 | 7 | -0.37% | 12 |
Monthly Streak Leaders for December 2025
| Stock | Streak | Streak Return |
|---|---|---|
|
S
Sonae, SGPS, S.A | SON
Consumer Defensive
|
Large Cap
|
6 months ↑ | 31.97% |
|
Sonae, SGPS, S.A maintains strong momentum with a 6-month winning streak (1.22 → 1.61), delivering 32.0% gains. With 2.7B revenue generating only 83.7M profit (3.1% margin) in Qtr ending Jun 2025, the market prices in future margin expansion potential. |
||
|
B
Banco Comercial | BCP
Financial Services
|
Large Cap
|
4 months ↑ | 23.29% |
|
Banco Comercial gains traction with a 4-month winning streak (0.73 → 0.90), delivering 23.3% gains. With 949.6M revenue generating only 266.0M profit (28.0% margin) in Qtr ending Mar 2025, the market prices in future margin expansion potential. |
||
|
A
Altri SGPS S.A | ALTR
Basic Materials
|
Large Cap
|
4 months ↓ | -12.72% |
|
Altri SGPS S.A pulls back after a 4-month decline (5.03 → 4.39), down 12.7%. Weak margins on 166.7M revenue with only 6.3M profit (3.8% margin) in Qtr ending Jun 2025 validate market skepticism. Structural improvements needed before sentiment shifts. |
||
|
G
Galp Energia SGPS | GALP
Energy
|
Large Cap
|
2 months ↓ | -16.50% |
|
Galp Energia SGPS consolidates with a 2-month decline (17.52 → 14.63), down 16.5%. The 5.0B revenue base faces margin compression with profits at 367.0M (Qtr ending Jun 2025). Market concerns about profitability appear justified as competition intensifies. |
||
|
S
Toyota Caetano | SCT
Consumer Cyclical
|
Mid Cap
|
2 months ↑ | 0.00% |
|
SCT has posted 2 consecutive positive months with 0.00% gains. |
||
|
M
Martifer SGPS S.A | MAR
Industrials
|
Mid Cap
|
1 months ↑ | 6.25% |
|
Martifer SGPS S.A shows promise with a 1-month winning streak (2.40 → 2.55), delivering 6.2% gains. Despite 51.5M in revenue and - 4.3M loss (-8.3% margin) as of Qtr ending Jun 2016, the market sees potential beyond current profitability. This momentum suggests confidence in future execution. |
||
|
C
Corticeira Amorim | COR
Basic Materials
|
Mid Cap
|
2 months ↓ | -9.58% |
|
Corticeira Amorim takes a breather following a 2-month decline (7.31 → 6.61), down 9.6%. Weak margins on 203.4M revenue with only 11.3M profit (5.6% margin) in Qtr ending Sep 2025 validate market skepticism. Structural improvements needed before sentiment shifts. |
||
|
T
Teixeira Duarte S.A | TDSA
Industrials
|
Mid Cap
|
2 months ↓ | -9.86% |
|
Teixeira Duarte S.A takes a breather following a 2-month decline (0.71 → 0.64), down 9.9%. Weak margins on 149.3M revenue with only 7.1M profit (4.7% margin) in Qtr ending Dec 2020 validate market skepticism. Structural improvements needed before sentiment shifts. |
||
Portugal Market Monthly Gainers & Losers: December 2025
Top Portugal Stock Gainers (December 2025)
| Stock | Month Open | Month Close | Monthly Change | Avg Daily Volume | Month Volume |
|---|---|---|---|---|---|
|
S
Semapa - Sociedade | SEM
Basic Materials
|
Large Cap
|
€16.84 | €20.90 | 23.96% | 40.2K | 884.6K |
|
B
Banco Comercial | BCP
Financial Services
|
Large Cap
|
€0.82 | €0.90 | 9.76% | 44.7M | 983.7M |
|
N
NOS SGPS S.A | NOS
Communication Services
|
Large Cap
|
€3.70 | €4.01 | 8.97% | 469.7K | 10.3M |
|
S
Sonae, SGPS, S.A | SON
Consumer Defensive
|
Large Cap
|
€1.49 | €1.61 | 8.78% | 2.2M | 49.0M |
|
E
EDP Renováveis S.A | EDPR
Utilities
|
Large Cap
|
€11.41 | €12.04 | 4.97% | 744.0K | 16.4M |
|
M
Martifer SGPS S.A | MAR
Industrials
|
Mid Cap
|
€2.40 | €2.55 | 6.69% | 8.5K | 187.9K |
|
C
Ctt-Correios De | CTT
Industrials
|
Mid Cap
|
€7.05 | €7.43 | 5.39% | 271.9K | 6.0M |
|
S
Toyota Caetano | SCT
Consumer Cyclical
|
Mid Cap
|
€6.45 | €6.50 | 1.56% | 61 | 1.3K |
Biggest Portugal Stock Losers (December 2025)
| Stock | Month Open | Month Close | Monthly Change | Avg Daily Volume | Month Volume |
|---|---|---|---|---|---|
|
G
Galp Energia SGPS | GALP
Energy
|
Large Cap
|
€17.35 | €14.63 | -15.73% | 2.3M | 49.6M |
|
R
Redes Energéticas | RENE
Utilities
|
Large Cap
|
€3.31 | €3.18 | -4.22% | 584.3K | 12.9M |
|
A
Altri SGPS S.A | ALTR
Basic Materials
|
Large Cap
|
€4.58 | €4.39 | -3.73% | 257.0K | 5.7M |
|
M
Merlin Properties | MRL
Real Estate
|
Large Cap
|
€12.84 | €12.40 | -3.43% | 356 | 7.8K |
|
J
Jerónimo Martins | JMT
Consumer Defensive
|
Large Cap
|
€20.48 | €20.26 | -0.88% | 616.3K | 13.6M |
|
S
Sonaecom SGPS S.A | SNC
Communication Services
|
Mid Cap
|
€2.90 | €2.80 | -6.04% | 8.7K | 191.9K |
|
T
Teixeira Duarte S.A | TDSA
Industrials
|
Mid Cap
|
€0.68 | €0.64 | -5.88% | 3.2M | 70.2M |
|
C
Corticeira Amorim | COR
Basic Materials
|
Mid Cap
|
€6.72 | €6.61 | -1.78% | 133.6K | 2.9M |
|
I
Ibersol SGPS S.A | IBS
Consumer Cyclical
|
Mid Cap
|
€10.00 | €9.90 | -1.49% | 15.6K | 342.7K |
|
R
Ramada Investimentos | RAM
Basic Materials
|
Mid Cap
|
€7.58 | €7.40 | -1.33% | 1.5K | 32.3K |
Most Active Portugal Stocks During December 2025
| Stock | Month Open | Month Close | Monthly Change | Avg Daily Volume | Monthly Volume |
|---|---|---|---|---|---|
|
B
Banco Comercial | BCP
Financial Services
|
Large Cap
|
€0.82 | €0.90 | 9.76% | 44.7M | 983.7M |
|
E
EDP - Energias de | EDP
Utilities
|
Large Cap
|
€3.83 | €3.91 | 1.56% | 6.4M | 140.5M |
|
T
Teixeira Duarte S.A | TDSA
Industrials
|
Mid Cap
|
€0.68 | €0.64 | -5.88% | 3.2M | 70.2M |
|
G
Galp Energia SGPS | GALP
Energy
|
Large Cap
|
€17.35 | €14.63 | -15.73% | 2.3M | 49.6M |
|
S
Sonae, SGPS, S.A | SON
Consumer Defensive
|
Large Cap
|
€1.49 | €1.61 | 8.78% | 2.2M | 49.0M |
|
E
Mota-Engil S.G.P.S | EGL
Industrials
|
Large Cap
|
€4.74 | €4.95 | 4.21% | 1.7M | 38.3M |
|
C
Ctt-Correios De | CTT
Industrials
|
Mid Cap
|
€7.05 | €7.43 | 5.39% | 271.9K | 6.0M |
|
C
Corticeira Amorim | COR
Basic Materials
|
Mid Cap
|
€6.72 | €6.61 | -1.78% | 133.6K | 2.9M |
|
I
Ibersol SGPS S.A | IBS
Consumer Cyclical
|
Mid Cap
|
€10.00 | €9.90 | -1.49% | 15.6K | 342.7K |
|
V
Vista Alegre | VAF
Consumer Cyclical
|
Mid Cap
|
€1.05 | €1.05 | 0.00% | 15.2K | 333.5K |
Portugal Sector Performance During December 2025
Basic Materials
Communication Services
Healthcare
Data is updated regularly. Monthly performance is calculated based on closing prices.