| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| CEN | Director | Dec 20, 2018 | Buy | $6.77 | 14,000 | 94,780 | 14,000 | Dec 20, 2018, 04:50 PM |
| INF.R | Director | May 22, 2015 | Buy | $17.20 | 1,167 | 20,072 | 4,667 | May 29, 2015, 10:28 AM |
| INF | Director | Oct 15, 2014 | Buy | $22.74 | 1,000 | 22,740 | 3,500 | Oct 15, 2014, 11:27 AM |
| INF | Director | Dec 02, 2013 | Buy | $19.89 | 2,500 | 49,715 | 2,500 | Dec 04, 2013, 11:42 AM |
| BOI | Director | Dec 02, 2013 | Buy | $16.16 | 3,000 | 48,471 | 3,000 | Dec 04, 2013, 11:38 AM |
| Symbol | Relationship | Date | Transaction | Value($) |
| CEN | Director | Dec 20, 2018 | Buy | 94,780 |
| INF.R | Director | May 22, 2015 | Buy | 20,072 |
| INF | Director | Oct 15, 2014 | Buy | 22,740 |
| INF | Director | Dec 02, 2013 | Buy | 49,715 |
| BOI | Director | Dec 02, 2013 | Buy | 48,471 |