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Spanish Short Interest Movers

Where disclosed short positions in Spain are building and unwinding fastest, as of 12 Oct 2026. Changes are percentage points of share capital.

Longer windows: biggest changes over the past year and the year to date.

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Over 1 trading day

Risers

None in this window.

Fallers

None in this window.

Over 5 trading days

Risers

  1. SOLARIA ENERGIA Y MEDIOAMBIENTE, S.A.6.39%+1.00
  2. TECNICAS REUNIDAS, S.A.3.76%+0.65
  3. ACCIONA, S.A.1.12%+0.50
  4. AMPER, S.A.0.71%+0.11
  5. ENAGAS, S.A.5.12%+0.11
  6. SACYR, S.A.1.81%+0.08

Fallers

  1. EDREAMS ODIGEO, S.A.4.42%−0.66

Over 20 trading days

Risers

  1. SOLARIA ENERGIA Y MEDIOAMBIENTE, S.A.6.39%+1.04
  2. SACYR, S.A.1.81%+0.89
  3. GRENERGY RENOVABLES, S.A.1.04%+0.54
  4. ACCIONA, S.A.1.12%+0.50
  5. ENAGAS, S.A.5.12%+0.25
  6. HBX GROUP INTERNATIONAL PLC0.90%+0.16
  7. TECNICAS REUNIDAS, S.A.3.76%+0.15
  8. AMPER, S.A.0.71%+0.11
  9. CELLNEX TELECOM, S.A.1.50%+0.10
  10. GLOBAL DOMINION ACCESS, S.A.0.60%+0.09
  11. PHARMA MAR, S.A.0.52%+0.01

Fallers

  1. EDREAMS ODIGEO, S.A.4.42%−1.55
  2. TUBACEX, S.A.1.00%−0.59
  3. OBRASCON HUARTE LAIN, S.A.0.51%−0.41
  4. INDRA SISTEMAS, S.A.1.49%−0.29
  5. ATRESMEDIA CORPORACION DE MEDIOS DE COMUNICACION, S.A.0.50%−0.28
  6. VISCOFAN, S.A.2.35%−0.09
  7. ORYZON GENOMICS, S.A.0.60%−0.03

Over 60 trading days (about 3 months)

Risers

  1. TECNICAS REUNIDAS, S.A.3.76%+1.34
  2. SACYR, S.A.1.81%+0.91
  3. SOLARIA ENERGIA Y MEDIOAMBIENTE, S.A.6.39%+0.79
  4. LABORATORIOS FARMACEUTICOS ROVI, S.A.1.51%+0.59
  5. GRENERGY RENOVABLES, S.A.1.04%+0.54
  6. VISCOFAN, S.A.2.35%+0.53
  7. ENAGAS, S.A.5.12%+0.18
  8. HBX GROUP INTERNATIONAL PLC0.90%+0.16
  9. GLOBAL DOMINION ACCESS, S.A.0.60%+0.10
  10. UNICAJA BANCO, S.A.0.59%+0.09

Fallers

  1. EDREAMS ODIGEO, S.A.4.42%−2.25
  2. INDRA SISTEMAS, S.A.1.49%−1.79
  3. ATRESMEDIA CORPORACION DE MEDIOS DE COMUNICACION, S.A.0.50%−0.76
  4. ACCIONA, S.A.1.12%−0.75
  5. TUBACEX, S.A.1.00%−0.71
  6. ENCE ENERGIA Y CELULOSA, S.A.1.48%−0.68
  7. REDEIA CORPORACION, S.A.1.23%−0.58
  8. PHARMA MAR, S.A.0.52%−0.48
  9. CELLNEX TELECOM, S.A.1.50%−0.33
  10. NEINOR HOMES, S.A.0.60%−0.20
  11. GRIFOLS, S.A.1.81%−0.18
  12. ORYZON GENOMICS, S.A.0.60%−0.03
  13. COLONIAL SFL, SOCIMI, S.A.0.50%−0.02
  14. OBRASCON HUARTE LAIN, S.A.0.51%−0.02