| Shareholder | Date | Number of shares | Percentage of shares and votes |
| Tiiviste-Group Oy and Etola Oy (under controlling power of Erkki Etola) |
24.1.2018 | 1,450,000 | 5.41% |
| Shareholder | Date | Number of shares | Percentage of shares and votes |
| Jyrki Hallikainen | 3.7.2017 | 1,275,995 | 4.76% |
| Shareholder | Date | Number of shares | Percentage of shares and votes |
| Kari Juhani Karvinen | 26.04.2016 | 1,000,000 | 4.79% |
| Shareholder | Date | Number of shares | Percentage of shares and votes |
| Matti Ilmari Savolainen | 08.05.2015 | 970,659 | 4.65% |
| Ingman Group Oy Ab | 26.02.2015 | 0 | 0.0% |
| Ingman Development Oy Ab | 26.02.2015 | 4,219,097 | 20.21% |
Flagging Announcements 2014
| Shareholder | Date | Number of shares | Percentage of shares and votes |
| Jyrki Hallikainen | 07.07.2014 | 1,635,463 | 7.83% |
| Ingman Group Oy Ab | 25.03.2014 | 4,200,000 | 20.12% |
| Ilmarinen Mutual Pension Insurance Company |
18.02.2014 | 2,098,535 | 10.05% |
Flagging Announcements 2013
| Shareholder | Date | Number of shares | Percentage of shares and votes |
| Ilmarinen Mutual Pension Insurance Company |
22.02.2013 | 1,903,860 | 9.12% |
| Sivonen Pekka | 25.02.2013 | 177,753 | 0.85% |
| Shareholder | Date | Number of shares | Percentage of shares and votes |
| Sivonen Pekka | 19.12.2011 | 1,831,613 | 8.77% |
| Ingman Group Oy Ab | 16.08.2011 | 3,162,300 | 15.15% |