| Date | Acquired | Amount |
|---|---|---|
| Jun 12, 2017 |
|
SEK 20,000,000 |
| Dec 16, 2016 |
|
$ 8,500,000 |
| Oct 25, 2016 |
|
€ 7,100,000 |
| Jun 30, 2016 |
|
$ 6,000,000 |
| May 28, 2015 |
|
Undisclosed amount |
| Sep 24, 2014 |
|
$ 7,000,000 |
