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Spanish short selling: week 1, 2026

From 29 Dec 2025 to 2 Jan 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

CompanyStartEndChange (pp)
EDREAMS ODIGEO, S.A.2.89%3.69%+0.80
BANKINTER, S.A.2.21%2.71%+0.50
INDRA SISTEMAS, S.A.2.02%2.12%+0.10
ENAGAS, S.A.9.09%9.14%+0.05

Biggest falls

CompanyStartEndChange (pp)
ORYZON GENOMICS, S.A.2.19%2.07%−0.12
SOLARIA ENERGIA Y MEDIOAMBIENTE, S.A.6.55%6.47%−0.08

New disclosures

No companies entered the dataset this week.

Most shorted at week end

  1. ENAGAS, S.A., 9.14%
  2. SOLARIA ENERGIA Y MEDIOAMBIENTE, S.A., 6.47%
  3. EDREAMS ODIGEO, S.A., 3.69%
  4. BANKINTER, S.A., 2.71%
  5. ACCIONA, S.A., 2.71%

Full table: most shorted Spanish stocks.