| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| ALGN | VP, Bus Dev | Feb 20, 2016 | Option Exercise | $63.29 | 26,584 | 1,682,501 | 28,384 | Feb 24, 2016, 04:06 PM |
| ALGN | VP, Bus Dev | Feb 23, 2016 | Sale | $63.24 | 28,384 | 1,795,146 | 0 | Feb 24, 2016, 04:06 PM |
| ALGN | VP, Bus. Development | May 05, 2015 | Option Exercise | $24.14 | 11,250 | 271,575 | 28,280 | May 06, 2015, 07:37 PM |
| ALGN | VP, Bus. Development | May 05, 2015 | Sale | $59.47 | 28,280 | 1,681,936 | 0 | May 06, 2015, 07:37 PM |
| ALGN | VP, Bus. Development | Apr 29, 2015 | Option Exercise | $60.18 | 3,914 | 235,545 | 17,030 | Apr 29, 2015, 08:19 PM |
| ALGN | VP, Bus Dev. | Feb 20, 2015 | Option Exercise | $56.81 | 10,115 | 574,633 | 13,444 | Feb 24, 2015, 04:52 PM |
| ALGN | VP. Bus. Development | Nov 04, 2014 | Option Exercise | $24.14 | 9,375 | 226,312 | 9,497 | Nov 05, 2014, 05:31 PM |
| ALGN | VP. Bus. Development | Nov 04, 2014 | Sale | $52.17 | 9,375 | 489,056 | 122 | Nov 05, 2014, 05:31 PM |
| ALGN | VP, Bus. Dev. | May 29, 2014 | Option Exercise | $24.14 | 7,500 | 181,050 | 16,333 | May 30, 2014, 06:49 PM |
| ALGN | VP, Bus. Dev. | May 29, 2014 | Sale | $55.06 | 16,333 | 899,362 | 0 | May 30, 2014, 06:49 PM |
| ALGN | VP, Bus. Development | Apr 29, 2014 | Option Exercise | $50.06 | 3,914 | 195,935 | 8,833 | May 01, 2014, 07:57 PM |
| ALGN | VP, Bus. Dev | Feb 20, 2014 | Option Exercise | $53.52 | 3,233 | 173,030 | 5,247 | Feb 24, 2014, 04:26 PM |
| ALGN | VP, Bus. Dev. | Feb 04, 2014 | Option Exercise | $24.14 | 9,375 | 226,312 | 12,828 | Feb 05, 2014, 05:34 PM |
| ALGN | VP, Bus. Dev. | Feb 04, 2014 | Sale | $54.73 | 12,761 | 698,421 | 67 | Feb 05, 2014, 05:34 PM |
| ALGN | SVP, Mktg & Bus. Development | Aug 29, 2013 | Option Exercise | $24.14 | 7,500 | 181,050 | 21,863 | Aug 30, 2013, 05:22 PM |
| ALGN | SVP, Mktg & Bus. Development | Aug 29, 2013 | Sale | $43.32 | 18,477 | 800,510 | 3,386 | Aug 30, 2013, 05:22 PM |
| ALGN | SVP, Mktg & Bus. Development | May 01, 2013 | Option Exercise | $24.14 | 45,000 | 1,086,300 | 59,363 | May 03, 2013, 05:18 PM |
| ALGN | SVP, Mktg & Bus. Development | May 01, 2013 | Sale | $32.67 | 45,000 | 1,470,141 | 14,363 | May 03, 2013, 05:18 PM |
| ALGN | SVP, Mktg & Bus. Development | Apr 29, 2013 | Option Exercise | $32.93 | 2,819 | 92,830 | 14,363 | Apr 30, 2013, 05:53 PM |
| ALGN | SVP, Mktg & Bus. Dev. | Feb 20, 2013 | Option Exercise | $31.73 | 695 | 22,052 | 9,682 | Feb 22, 2013, 05:17 PM |
| ALGN | SVP, Business Develop. | Apr 30, 2012 | Option Exercise | $31.96 | 2,509 | 80,188 | 6,309 | May 01, 2012, 06:16 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| ALGN | VP, Bus Dev | Feb 20, 2016 | Option Exercise | 1,682,501 |
| ALGN | VP, Bus Dev | Feb 23, 2016 | Sale | 1,795,146 |
| ALGN | VP, Bus. Development | May 05, 2015 | Option Exercise | 271,575 |
| ALGN | VP, Bus. Development | May 05, 2015 | Sale | 1,681,936 |
| ALGN | VP, Bus. Development | Apr 29, 2015 | Option Exercise | 235,545 |
| ALGN | VP, Bus Dev. | Feb 20, 2015 | Option Exercise | 574,633 |
| ALGN | VP. Bus. Development | Nov 04, 2014 | Option Exercise | 226,312 |
| ALGN | VP. Bus. Development | Nov 04, 2014 | Sale | 489,056 |
| ALGN | VP, Bus. Dev. | May 29, 2014 | Option Exercise | 181,050 |
| ALGN | VP, Bus. Dev. | May 29, 2014 | Sale | 899,362 |
| ALGN | VP, Bus. Development | Apr 29, 2014 | Option Exercise | 195,935 |
| ALGN | VP, Bus. Dev | Feb 20, 2014 | Option Exercise | 173,030 |
| ALGN | VP, Bus. Dev. | Feb 04, 2014 | Option Exercise | 226,312 |
| ALGN | VP, Bus. Dev. | Feb 04, 2014 | Sale | 698,421 |
| ALGN | SVP, Mktg & Bus. Development | Aug 29, 2013 | Option Exercise | 181,050 |
| ALGN | SVP, Mktg & Bus. Development | Aug 29, 2013 | Sale | 800,510 |
| ALGN | SVP, Mktg & Bus. Development | May 01, 2013 | Option Exercise | 1,086,300 |
| ALGN | SVP, Mktg & Bus. Development | May 01, 2013 | Sale | 1,470,141 |
| ALGN | SVP, Mktg & Bus. Development | Apr 29, 2013 | Option Exercise | 92,830 |
| ALGN | SVP, Mktg & Bus. Dev. | Feb 20, 2013 | Option Exercise | 22,052 |
| ALGN | SVP, Business Develop. | Apr 30, 2012 | Option Exercise | 80,188 |