| Date | Name | Title | Type | Security | Shares | Price | Value | Ownership | Reported |
| 02/28/2017 | EGGERS THOMAS F | | Disposition | Class A Common Stock | 16.8k | $8.25 | $138.5k | | 02/28/2017 |
| 02/28/2017 | SCHAPPERT KEITH M | | Disposition | Class A Common Stock | 15.5k | $8.25 | $127.7k | | 02/28/2017 |
| 02/28/2017 | SHIEBLER WILLIAM N | | Disposition | Class A Common Stock | 15.5k | $8.25 | $127.7k | | 02/28/2017 |
| 02/21/2017 | CALAMOS JOHN P SR | Founder, Chairman & Global CIO | Disposition | | 247.1k | $8.24 | $2M | By Calamos Investments LLC | 02/18/2017 |
| 02/18/2017 | SHIEBLER WILLIAM N | | Disposition | Class A Common Stock | 2.6k | $8.25 | $21.4k | | 02/18/2017 |
| 02/18/2017 | Behan Robert | Pres., Head of Global Distrib. | Disposition | | 41k | $8.25 | $338.2k | | 02/18/2017 |
| 02/18/2017 | CALAMOS JOHN P SR | Founder, Chairman & Global CIO | Disposition | Class A Common Stock | 8.2k | $8.25 | $67.8k | By Spouse | 02/18/2017 |
| 02/18/2017 | CALAMOS JOHN P SR | Founder, Chairman & Global CIO | Disposition | Class A Common Stock | 786.2k | $8.25 | $6.5M | | 02/18/2017 |
| 02/18/2017 | CALAMOS JOHN P SR | Founder, Chairman & Global CIO | Disposition | Class A Common Stock | 3.5M | $8.25 | $29.1M | By Calamos Investments LLC | 02/18/2017 |
| 02/18/2017 | SCHAPPERT KEITH M | | Disposition | Class A Common Stock | 2.6k | $8.25 | $21.4k | | 02/18/2017 |
| 02/18/2017 | EGGERS THOMAS F | | Disposition | Class A Common Stock | 5.3k | $8.25 | $43.7k | | 02/18/2017 |
| 02/15/2017 | Behan Robert | Pres., Head of Global Distrib. | Payment of Exercise | Class A Common Stock | 2.3k | $8.27 | $19.1k | | 02/14/2017 |
| 02/15/2017 | Behan Robert | Pres., Head of Global Distrib. | Payment of Exercise | Class A Common Stock | 2.8k | $8.27 | $23k | | 02/14/2017 |
| 02/14/2017 | Behan Robert | Pres., Head of Global Distrib. | Payment of Exercise | Class A Common Stock | 3.6k | $8.28 | $30k | | 02/14/2017 |
| 02/06/2017 | Mangrove Partners Master Fund, Ltd. | 10% Owner | Purchase | Class A Common Stock | 6.4k | $8.38 | $53.4k | | 02/06/2017 |
| 02/06/2017 | Mangrove Partners Master Fund, Ltd. | 10% Owner | Purchase | Class A Common Stock | 75k | $8.37 | $627.5k | | 02/06/2017 |
| 02/06/2017 | Mangrove Partners Master Fund, Ltd. | 10% Owner | Purchase | Class A Common Stock | 19.9k | $8.38 | $166.7k | | 02/06/2017 |
| 02/03/2017 | Mangrove Partners Master Fund, Ltd. | 10% Owner | Purchase | Class A Common Stock | 2.3k | $8.35 | $19.6k | | 02/02/2017 |
| 02/03/2017 | Mangrove Partners Master Fund, Ltd. | 10% Owner | Purchase | Class A Common Stock | 2.9k | $8.35 | $23.9k | | 02/02/2017 |
| 02/03/2017 | Mangrove Partners Master Fund, Ltd. | 10% Owner | Purchase | Class A Common Stock | 50k | $8.40 | $420k | | 02/02/2017 |
| 02/02/2017 | Mangrove Partners Master Fund, Ltd. | 10% Owner | Purchase | Class A Common Stock | 13k | $8.40 | $109.6k | | 02/02/2017 |
| 02/02/2017 | Mangrove Partners Master Fund, Ltd. | 10% Owner | Purchase | Class A Common Stock | 17k | $8.40 | $142.9k | | 02/02/2017 |
| 02/01/2017 | Mangrove Partners Master Fund, Ltd. | 10% Owner | Purchase | Class A Common Stock | 37.3k | $8.42 | $314.2k | | 01/31/2017 |
| 02/01/2017 | Mangrove Partners Master Fund, Ltd. | 10% Owner | Purchase | Class A Common Stock | 25.9k | $8.42 | $218.3k | | 01/31/2017 |
| 01/31/2017 | Mangrove Partners Master Fund, Ltd. | 10% Owner | Purchase | Class A Common Stock | 34.9k | $8.39 | $293k | | 01/31/2017 |
| 01/31/2017 | Mangrove Partners Master Fund, Ltd. | 10% Owner | Purchase | Class A Common Stock | 32.4k | $8.39 | $271.6k | | 01/31/2017 |
| 01/31/2017 | Mangrove Partners Master Fund, Ltd. | 10% Owner | Purchase | Class A Common Stock | 68.3k | $8.40 | $573.7k | | 01/31/2017 |
| 01/30/2017 | Mangrove Partners Master Fund, Ltd. | 10% Owner | Purchase | Class A Common Stock | 19.9k | $8.40 | $167.2k | | 01/27/2017 |
| 01/30/2017 | Mangrove Partners Master Fund, Ltd. | 10% Owner | Purchase | Class A Common Stock | 27.8k | $8.40 | $233.6k | | 01/27/2017 |
| 01/27/2017 | Mangrove Partners Master Fund, Ltd. | 10% Owner | Purchase | Class A Common Stock | 6.3k | $8.35 | $52.6k | | 01/27/2017 |
| 01/27/2017 | Mangrove Partners Master Fund, Ltd. | 10% Owner | Purchase | Class A Common Stock | 100k | $8.35 | $835k | | 01/27/2017 |
| 01/27/2017 | Mangrove Partners Master Fund, Ltd. | 10% Owner | Purchase | Class A Common Stock | 43.3k | $8.36 | $361.7k | | 01/27/2017 |
| 01/26/2017 | Mangrove Partners Master Fund, Ltd. | 10% Owner | Purchase | Class A Common Stock | 13.1k | $8.35 | $109.6k | | 01/25/2017 |
| 01/26/2017 | Mangrove Partners Master Fund, Ltd. | 10% Owner | Purchase | Class A Common Stock | 30k | $8.35 | $250.6k | | 01/25/2017 |
| 01/26/2017 | Mangrove Partners Master Fund, Ltd. | 10% Owner | Purchase | Class A Common Stock | 25k | $8.35 | $208.8k | | 01/25/2017 |
|