| Quarter | Name | Total no. shares held | Percent Holding |
|---|---|---|---|
| Dec 2016 | Acacia Partners, Lp | 403,400 | 2.01% |
| Dec 2016 | Acacia Institutional Partners, Lp | 259,000 | 1.29% |
| Sep 2016 | Acacia Partners, Lp | 403,400 | 2.01% |
| Sep 2016 | Acacia Institutional Partners, Lp | 259,000 | 1.29% |
| Jun 2016 | Acacia Partners, Lp | 403,400 | 2.01% |
| Jun 2016 | Acacia Institutional Partners, Lp | 259,000 | 1.29% |
| Mar 2016 | Acacia Partners, Lp | 403,400 | 2.01% |
| Mar 2016 | Acacia Institutional Partners, Lp | 259,000 | 1.29% |
| Dec 2015 | Acacia Partners, Lp | 403,400 | 2.01% |
| Dec 2015 | Acacia Institutional Partners, Lp | 259,000 | 1.29% |