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Spanish short selling: week 33, 2025

From 11 Aug 2025 to 15 Aug 2025, 31 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)
ACCIONA, S.A.2.12%2.24%+0.12
AMPER, S.A.0.51%0.61%+0.10
ENAGAS, S.A.8.72%8.81%+0.09

Biggest falls

CompanyStartEndChange (pp)
TALGO, S.A.1.71%1.21%โˆ’0.50
ORYZON GENOMICS, S.A.2.19%2.09%โˆ’0.10
SOLARIA ENERGIA Y MEDIOAMBIENTE, S.A.9.31%9.21%โˆ’0.10
CORPORACION ACCIONA ENERGIAS RENOVABLES, S.A.0.88%0.79%โˆ’0.09

New disclosures

No companies entered the dataset this week.

Most shorted at week end

  1. SOLARIA ENERGIA Y MEDIOAMBIENTE, S.A., 9.21%
  2. ENAGAS, S.A., 8.81%
  3. REPSOL, S.A., 2.79%
  4. BANKINTER, S.A., 2.31%
  5. ACCIONA, S.A., 2.24%

Full table: most shorted Spanish stocks.