French short selling: week 40, 2026
From 28 Sep 2026 to 2 Oct 2026, 90 France 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 AMF data.
Biggest rises
| Company | Start | End | Change (pp) |
|---|---|---|---|
| RENAULT | 9.70% | 10.67% | +0.97 |
| VIRIDIEN | 8.73% | 9.56% | +0.83 |
| CAPGEMINI | 1.81% | 2.56% | +0.75 |
| GENFIT | 1.41% | 2.14% | +0.73 |
| NANOBIOTIX | 0.61% | 1.33% | +0.72 |
| INVENTIVA | 0.50% | 1.14% | +0.64 |
| KAUFMAN & BROAD SA | 0.68% | 1.31% | +0.63 |
| ALSTOM | 4.57% | 5.14% | +0.57 |
| NEXANS | 0.50% | 1.00% | +0.50 |
| COVIVIO | 0.50% | 1.00% | +0.50 |
Biggest falls
| Company | Start | End | Change (pp) |
|---|---|---|---|
| PUBLICIS GROUPE SA | 4.16% | 3.09% | −1.07 |
| VALEO | 11.31% | 10.33% | −0.98 |
| UBISOFT ENTERTAINMENT | 12.19% | 11.59% | −0.60 |
| VALNEVA SE | 2.49% | 1.90% | −0.59 |
| BENETEAU | 1.09% | 0.51% | −0.58 |
| EXOSENS | 1.06% | 0.50% | −0.56 |
| EXAIL TECHNOLOGIES | 2.71% | 2.18% | −0.53 |
| SOPRA STERIA GROUP | 3.40% | 2.88% | −0.52 |
| ELIOR GROUP | 2.47% | 1.96% | −0.51 |
| EUROAPI | 1.01% | 0.50% | −0.51 |
New disclosures
No companies entered the dataset this week.
Left the dataset
Last published by the AMF this week, and in no publication since: the figure shown is the one each carried in that final publication. Leaving usually means the position fell below the disclosure threshold, not that shorting stopped entirely.
- BIOMERIEUX, last figure 0.59% on 29 Sep 2026
- DRONE VOLT, last figure 0.51% on 29 Sep 2026
- 2CRSI, last figure 0.50% on 30 Sep 2026
- EURAZEO, last figure 0.50% on 1 Oct 2026
Most shorted at week end
- UBISOFT ENTERTAINMENT, 11.59%
- RENAULT, 10.67%
- VALEO, 10.33%
- VIRIDIEN, 9.56%
- TELEPERFORMANCE, 6.62%
Full table: most shorted French stocks.