Spanish short selling: week 49, 2025
From 1 Dec 2025 to 5 Dec 2025, 29 Spain companies had disclosed short positions across 5 publication days. Changes are percentage points (pp) of issued share capital, between each company's last figure before the week and its last figure of the week, from official CNMV data.
Biggest rises
| Company | Start | End | Change (pp) |
|---|---|---|---|
| EDREAMS ODIGEO, S.A. | 1.66% | 2.02% | +0.36 |
| SOLARIA ENERGIA Y MEDIOAMBIENTE, S.A. | 6.33% | 6.55% | +0.22 |
| REDEIA CORPORACION, S.A. | 1.90% | 2.02% | +0.12 |
| ACCIONA, S.A. | 2.41% | 2.52% | +0.11 |
| INDRA SISTEMAS, S.A. | 1.73% | 1.82% | +0.09 |
| PHARMA MAR, S.A. | 1.01% | 1.10% | +0.09 |
| AMADEUS IT GROUP, S.A. | 1.09% | 1.18% | +0.09 |
Biggest falls
| Company | Start | End | Change (pp) |
|---|---|---|---|
| TALGO, S.A. | 1.23% | 0.71% | −0.52 |
| ORYZON GENOMICS, S.A. | 2.79% | 2.59% | −0.20 |
| ENAGAS, S.A. | 9.36% | 9.29% | −0.07 |
New disclosures
No companies entered the dataset this week.
Most shorted at week end
- ENAGAS, S.A., 9.29%
- SOLARIA ENERGIA Y MEDIOAMBIENTE, S.A., 6.55%
- ORYZON GENOMICS, S.A., 2.59%
- ACCIONA, S.A., 2.52%
- GRIFOLS, S.A., 2.48%
Full table: most shorted Spanish stocks.