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Belgian short selling: week 39, 2025

From 22 Sep 2025 to 26 Sep 2025, 12 Belgium 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 FSMA data.

Biggest rises

CompanyStartEndChange (pp)
SOLVAY1.49%1.60%+0.11
LOTUS BAKERIES0.50%0.60%+0.10
SYENSQO0.51%0.60%+0.09

Biggest falls

CompanyStartEndChange (pp)
ONTEX2.49%2.00%โˆ’0.49
UMICORE0.78%0.59%โˆ’0.19

New disclosures

No companies entered the dataset this week.

Most shorted at week end

  1. AEDIFICA, 2.59%
  2. ONTEX, 2.00%
  3. SOLVAY, 1.60%
  4. BIOCARTIS, 1.21%
  5. BARCO, 1.02%

Full table: most shorted Belgian stocks.