UK short selling: week 23, 2026
From 2 Jun 2026 to 5 Jun 2026, 8 United Kingdom companies had disclosed short positions across 4 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 FCA data.
Biggest rises
No disclosed positions rose this week.
Biggest falls
No disclosed positions fell this week.
New disclosures
- AVACTA GROUP PLC , first disclosed figure 0.71%
- PICTON PROPERTY INCOME LIMITED , first disclosed figure 0.51%
- Siemens Healthineers AG , first disclosed figure 0.40%
- INTEGRAFIN HOLDINGS PLC , first disclosed figure 0.39%
- POLLEN STREET GROUP LIMITED , first disclosed figure 0.28%
- HVIVO PLC , first disclosed figure 0.27%
- MITCHELLS & BUTLERS PLC , first disclosed figure 0.20%
- Rio Tinto Plc , first disclosed figure 0.20%
Left the dataset
Last disclosed figure fell in this week. Leaving usually means the position dropped below the disclosure threshold, not that shorting stopped entirely.
- AVACTA GROUP PLC , last figure 0.71% on 3 Jun 2026
- INTEGRAFIN HOLDINGS PLC , last figure 0.39% on 3 Jun 2026
- POLLEN STREET GROUP LIMITED , last figure 0.28% on 5 Jun 2026
- HVIVO PLC , last figure 0.27% on 4 Jun 2026
- MITCHELLS & BUTLERS PLC , last figure 0.20% on 3 Jun 2026
Most shorted at week end
- AVACTA GROUP PLC , 0.71%
- PICTON PROPERTY INCOME LIMITED , 0.51%
- Siemens Healthineers AG , 0.40%
- INTEGRAFIN HOLDINGS PLC , 0.39%
- POLLEN STREET GROUP LIMITED , 0.28%
Full table: most shorted UK stocks.