Adecco stock heads into the open after a 3.2 percent drop

At the close on September 15, 2026, Adecco stock finished at CHF 25.84 on the SIX, down 3.2 percent. The move came as the company announced a Salesforce Agentforce rollout across 40 countries and as Dreamforce continued in San Francisco.

Adecco stock closed at CHF 25.84 on the SIX on September 15, 2026, down 3.2 percent. The move came after a company release on a Salesforce rollout and against a weaker market backdrop.

September 15, 2026 in numbers

Adecco Group AG (ISIN CH0012138530) fell from a session high of CHF 26.32 to a low of CHF 25.72, leaving the close 1.8 percent below the day's high and 0.5 percent above the low. The stock traded 1,184,000 shares, while the Swiss Market Index finished 0.4 percent lower on the same session. That put Adecco below the market by 2.8 percentage points.

As Adecco Group said on September 15, 2026, the company expanded Agentforce Coworker to more than 40 countries after a successful pilot in the UK and France. The same release said the tool is now being extended into the daily workflows of 27,000 employees and builds on more than 2.5 million agent-candidate interactions since April 2025.

Today

Denis Machuel is due to join the Dreamforce keynote today alongside Marc Benioff and the chief executives of Anthropic, NVIDIA and Siemens, according to Adecco Group.