Getting that list of companies through Eikon
Unfortunately SCREENER application in Eikon has several issues including the issue of yielding results that are simply put incorrect.
Although Refinitiv has been contacted numerous times about this issue, it still seems that the current situation is such, that the exact way on how list of companies are retrieved, matters.
Below you find description on currently best approach to achieve a list of inavtive and active Finnish public companies.
Type in SCREENER to launch the app and hit enter.
Base your screen on the exchange name. Should you wish to export results in Excel, you may click on the Excel icon located on upper right corner of the app.