| Change in number of shares | Numbers of shares | Share total | Share capital | |||||
| Year | Par value | Change | A shares | B shares | A shares | B shares | SEK ’000 | |
| 1984 | 50 | ÅF issues conv. debentures to employees | 727,460 | 727,460 | 36.373 | |||
| 1985 | 50 | Redesignation | –42,600 | 42,600 | 684,860 | 42,600 | 727,460 | 36.373 |
| 1986 | 50 | New issue and B share floated on A list | 300,000 | 684,860 | 342,600 | 1,027,460 | 51.373 | |
| 1987 | 20 | Bonus issue and split | 684,860 | 1,370,060 | 1,369,720 | 1,712,660 | 3,082,380 | 61.648 |
| 1990 | 20 | Conversion of conv. debentures from 1984 | 269,420 | 480,580 | 1,639,140 | 2,193,240 | 3,832,380 | 76.648 |
| 1994 | 20 | Redesignation | –810,475 | 810,475 | 828,665 | 3,003,715 | 3,832,380 | 76.648 |
| 1996 | 20 | Bonus issue | 414,332 | 1,501,857 | 1,242,997 | 4,505,572 | 5,748,569 | 114.971 |
| 1997 | 20 | Redesignation | –840,778 | 840,778 | 402,219 | 5,346,350 | 5,748,569 | 114.971 |
| 2004 | 20 | New issue | 175,807 | 402,219 | 5,522,157 | 5,924,376 | 118.488 | |
| 2005 | 20 | New issue | 37,766 | 402,219 | 5,559,923 | 5,962,142 | 119.243 | |
| 2006 | 10 | Split 1:2 | 402,219 | 5,559,923 | 804,438 | 11,119,846 | 11,924,284 | 119.243 |
| 2006 | 10 | New issue | 1,121,527 | 804,438 | 12,241,373 | 13,045,811 | 130.458 | |
| 2006 | 10 | New issue | 3,232,164 | 804,438 | 15,473,537 | 16,277,975 | 162.780 | |
| 2007 | 10 | New issue | 90,951 | 804,438 | 15,564,488 | 16,368,926 | 163.689 | |
| 2007 | 10 | Conversion of conv. debentures from 2005/2008 | 566,307 | 804,438 | 16,130,795 | 16,935,233 | 169.352 | |
| 2008 | 10 | Dilution on full conversion of loan 2005/2008 | 94,337 | 804,438 | 16,225,132 | 17,029,570 | 170.296 | |