SOF closed Friday higher at €258.6, an increase of 1.65% from Thursday's close, completing a monthly increase of 4.7% or €11.6. Over the past 12 months, SOF stock gained 17.76%.
SOF is not paying dividends to its shareholders.
The stock of the company had never split.
The company's stock is traded on 9 different exchanges and in various currencies, with the primary listing on XWBO (EUR).