Spanish short selling: week 33, 2026
From 10 Aug 2026 to 14 Aug 2026, 28 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) |
|---|---|---|---|
| ENAGAS, S.A. | 4.84% | 5.25% | +0.41 |
| TECNICAS REUNIDAS, S.A. | 2.53% | 2.63% | +0.10 |
| SACYR, S.A. | 0.87% | 0.92% | +0.05 |
| AMPER, S.A. | 0.50% | 0.51% | +0.01 |
Biggest falls
| Company | Start | End | Change (pp) |
|---|---|---|---|
| ACCIONA, S.A. | 1.71% | 1.12% | −0.59 |
| REDEIA CORPORACION, S.A. | 1.22% | 0.72% | −0.50 |
| CELLNEX TELECOM, S.A. | 1.38% | 0.90% | −0.48 |
| NYESA VALORES CORPORACION, S.A. | 1.64% | 1.26% | −0.38 |
| EDREAMS ODIGEO, S.A. | 5.46% | 5.30% | −0.16 |
| ENCE ENERGIA Y CELULOSA, S.A. | 1.58% | 1.48% | −0.10 |
| INDRA SISTEMAS, S.A. | 2.88% | 2.78% | −0.10 |
| NEINOR HOMES, S.A. | 0.57% | 0.50% | −0.07 |
| SOLARIA ENERGIA Y MEDIOAMBIENTE, S.A. | 5.10% | 5.06% | −0.04 |
New disclosures
No companies entered the dataset this week.
Most shorted at week end
- EDREAMS ODIGEO, S.A., 5.30%
- ENAGAS, S.A., 5.25%
- SOLARIA ENERGIA Y MEDIOAMBIENTE, S.A., 5.06%
- INDRA SISTEMAS, S.A., 2.78%
- TECNICAS REUNIDAS, S.A., 2.63%
Full table: most shorted Spanish stocks.