| Ownership as of March 31, 2020 | Number of shares | Per cent |
| Stiftelsen Industrifonden | 5,772,995 | 14.91% |
| Bengt Julander | 4,836,108 | 12.49% |
| Investinor AS | 4,129,358 | 10.67% |
| Fourth Swedish National Pension Fund | 2,150,227 | 5.55% |
| BVF Partners LP | 2,131,229 | 5.51% |
| Handelsbanken Funds | 2,106,890 | 5.44% |
| Gladiator | 2,030,300 | 5.25% |
| AFA Insurance | 1,640,000 | 4.24% |
| Mikael Bender | 1,387,317 | 3.58% |
| Sofinnova Partners | 1,318,078 | 3.41% |
| Other shareholders | 11,205,136 | 28.95% |
| Total number of shares | 38,707,638 | 100% |
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