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Spanish short selling: week 19, 2025

From 5 May 2025 to 9 May 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)
CORPORACION ACCIONA ENERGIAS RENOVABLES, S.A.1.10%1.30%+0.20
ORYZON GENOMICS, S.A.1.76%1.95%+0.19
OBRASCON HUARTE LAIN, S.A.0.51%0.62%+0.11
REPSOL, S.A.2.10%2.21%+0.11
ENAGAS, S.A.8.44%8.54%+0.10
NEINOR HOMES, S.A.0.51%0.55%+0.04

Biggest falls

CompanyStartEndChange (pp)
ACERINOX, S.A.1.48%0.97%−0.51
SOLARIA ENERGIA Y MEDIOAMBIENTE, S.A.12.78%12.36%−0.42

New disclosures

No companies entered the dataset this week.

Most shorted at week end

  1. SOLARIA ENERGIA Y MEDIOAMBIENTE, S.A., 12.36%
  2. ENAGAS, S.A., 8.54%
  3. BANKINTER, S.A., 3.88%
  4. GRIFOLS, S.A., 2.28%
  5. REPSOL, S.A., 2.21%

Full table: most shorted Spanish stocks.