Addtech's largest shareholder 2021-08-31
| Owner | Shares (A) | Shares (B) | % capital | % votes |
| Tisenhult Invest AB | 6 348 648 | 244 200 | 2.4 | 16.4 |
| Tom Hedelius | 5 895 960 | 64 800 | 2.2 | 15.2 |
| State Street Bank And Trust Co, W9 | 27 572 424 | 10.1 | 7.1 | |
| Swedbank Robur Fonder | 23 373 827 | 8.6 | 6.0 | |
| SEB Investment Management | 23 071 762 | 8.5 | 5.9 | |
| The Northern Trust Company | 15 221 944 | 5.6 | 3.9 | |
| Lannebo Fonder | 13 043 277 | 4.8 | 3.4 | |
| Brown Brothers Harriman & Co., W9 | 9 500 436 | 3.5 | 2.4 | |
| Sandrew AB | 7 200 000 | 2.6 | 1.9 | |
| J.P. Morgan Securities PLC | 6 624 068 | 2.4 | 1.7 | |
| JP Morgan Chase Bank N.A. | 6 536 805 | 2.4 | 1.7 | |
| Verdipapirfondet Odin Norden | 4 935 048 | 1.8 | 1.3 | |
| Familjen Säve | 4 449 997 | 1.6 | 1.1 | |
| Livförsäkringsbolaget Skandia, Ömsesidigt | 4 261 284 | 1.6 | 1.1 | |
| Margareta von Matérn | 4 099 932 | 1.5 | 1.1 | |
| Total 15 biggest owners | 12 244 608 | 150 199 804 | 59.5 | 70.1 |