| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| ALGN | VP, No. American Sales | Nov 30, 2018 | Sale | $227.42 | 8,764 | 1,993,075 | 8,427 | Dec 03, 2018, 06:10 PM |
| ALGN | SVP, No. American Sales | Feb 20, 2018 | Option Exercise | $255.45 | 6,773 | 1,730,163 | 8,623 | Feb 22, 2018, 05:16 PM |
| ALGN | VP, No. American Sales | Feb 24, 2017 | Sale | $102.25 | 19,691 | 2,013,430 | 473 | Feb 24, 2017, 06:30 PM |
| ALGN | VP, No. American Sales | Feb 23, 2017 | Sale | $100.33 | 4,662 | 467,738 | 19,691 | Feb 24, 2017, 06:30 PM |
| ALGN | VP, No. American Sales | Feb 20, 2017 | Option Exercise | $101.76 | 18,902 | 1,923,562 | 24,353 | Feb 23, 2017, 04:06 PM |
| ALGN | VP, No American Sales | Dec 20, 2016 | Option Exercise | $99.39 | 5,218 | 518,617 | 4,782 | Dec 21, 2016, 06:54 PM |
| ALGN | VP, No. American Sales | Feb 25, 2016 | Sale | $63.51 | 11,413 | 724,879 | 4,528 | Feb 25, 2016, 06:31 PM |
| ALGN | VP, No. American Sales | Feb 20, 2016 | Option Exercise | $63.29 | 8,562 | 541,889 | 17,691 | Feb 24, 2016, 04:07 PM |
| ALGN | VP, No. American Sales | Feb 22, 2016 | Sale | $64.01 | 6,278 | 401,842 | 11,991 | Feb 24, 2016, 04:07 PM |
| ALGN | VP, No. American Sales | Dec 21, 2015 | Option Exercise | $64.16 | 4,300 | 275,888 | 5,987 | Dec 22, 2015, 04:55 PM |
| ALGN | VP, Mktg & CMO | May 05, 2015 | Sale | $60.37 | 1,139 | 68,761 | 0 | May 06, 2015, 07:43 PM |
| ALGN | VP, No. American Sales | Feb 24, 2015 | Sale | $56.40 | 11,982 | 675,742 | 10,905 | Feb 25, 2015, 04:53 PM |
| ALGN | VP, No. American Sales | Feb 20, 2015 | Option Exercise | $56.81 | 2,435 | 138,332 | 11,982 | Feb 24, 2015, 04:49 PM |
| ALGN | VP, No. American Sales | Feb 18, 2015 | Option Exercise | $56.54 | 931 | 52,639 | 7,942 | Feb 19, 2015, 05:08 PM |
| ALGN | VP, No. American Sales | Dec 20, 2014 | Option Exercise | $56.83 | 4,704 | 267,328 | 6,040 | Dec 23, 2014, 06:16 PM |
| ALGN | VP, No. American Sales | Feb 25, 2014 | Option Exercise | $17.94 | 188 | 3,373 | 4,462 | Feb 26, 2014, 06:37 PM |
| ALGN | VP, No. American Sales | Feb 25, 2014 | Sale | $54.09 | 4,462 | 241,328 | 4,274 | Feb 26, 2014, 06:37 PM |
| ALGN | VP, No. American Sales | Feb 20, 2014 | Option Exercise | $53.52 | 1,354 | 72,466 | 4,274 | Feb 24, 2014, 04:22 PM |
| ALGN | VP No. American Sales | Feb 19, 2014 | Option Exercise | $53.80 | 282 | 15,172 | 2,030 | Feb 20, 2014, 05:41 PM |
| ALGN | VP No. American Sales | Feb 18, 2014 | Option Exercise | $55.32 | 940 | 52,001 | 1,562 | Feb 20, 2014, 05:41 PM |
| ALGN | VP, No. American Sales | Feb 06, 2014 | Option Exercise | $14.88 | 4,834 | 71,942 | 16,140 | Feb 10, 2014, 06:04 PM |
| ALGN | VP, No. American Sales | Feb 06, 2014 | Sale | $54.00 | 16,140 | 871,601 | 11,306 | Feb 10, 2014, 06:04 PM |
| ALGN | VP, No. American Sales | Dec 20, 2013 | Option Exercise | $57.03 | 3,758 | 214,319 | 11,008 | Dec 23, 2013, 06:31 PM |
| ALGN | VP, No. American Sales | Feb 20, 2013 | Option Exercise | $31.73 | 1,119 | 35,506 | 4,287 | Feb 22, 2013, 05:19 PM |
| ALGN | VP, No. American Sales | Feb 18, 2013 | Option Exercise | $32.73 | 931 | 30,472 | 1,963 | Feb 20, 2013, 04:51 PM |
| ALGN | VP, No. American Sales | Feb 19, 2013 | Option Exercise | $32.60 | 282 | 9,193 | 2,431 | Feb 20, 2013, 04:51 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| ALGN | VP, No. American Sales | Nov 30, 2018 | Sale | 1,993,075 |
| ALGN | SVP, No. American Sales | Feb 20, 2018 | Option Exercise | 1,730,163 |
| ALGN | VP, No. American Sales | Feb 24, 2017 | Sale | 2,013,430 |
| ALGN | VP, No. American Sales | Feb 23, 2017 | Sale | 467,738 |
| ALGN | VP, No. American Sales | Feb 20, 2017 | Option Exercise | 1,923,562 |
| ALGN | VP, No American Sales | Dec 20, 2016 | Option Exercise | 518,617 |
| ALGN | VP, No. American Sales | Feb 25, 2016 | Sale | 724,879 |
| ALGN | VP, No. American Sales | Feb 20, 2016 | Option Exercise | 541,889 |
| ALGN | VP, No. American Sales | Feb 22, 2016 | Sale | 401,842 |
| ALGN | VP, No. American Sales | Dec 21, 2015 | Option Exercise | 275,888 |
| ALGN | VP, Mktg & CMO | May 05, 2015 | Sale | 68,761 |
| ALGN | VP, No. American Sales | Feb 24, 2015 | Sale | 675,742 |
| ALGN | VP, No. American Sales | Feb 20, 2015 | Option Exercise | 138,332 |
| ALGN | VP, No. American Sales | Feb 18, 2015 | Option Exercise | 52,639 |
| ALGN | VP, No. American Sales | Dec 20, 2014 | Option Exercise | 267,328 |
| ALGN | VP, No. American Sales | Feb 25, 2014 | Option Exercise | 3,373 |
| ALGN | VP, No. American Sales | Feb 25, 2014 | Sale | 241,328 |
| ALGN | VP, No. American Sales | Feb 20, 2014 | Option Exercise | 72,466 |
| ALGN | VP No. American Sales | Feb 19, 2014 | Option Exercise | 15,172 |
| ALGN | VP No. American Sales | Feb 18, 2014 | Option Exercise | 52,001 |
| ALGN | VP, No. American Sales | Feb 06, 2014 | Option Exercise | 71,942 |
| ALGN | VP, No. American Sales | Feb 06, 2014 | Sale | 871,601 |
| ALGN | VP, No. American Sales | Dec 20, 2013 | Option Exercise | 214,319 |
| ALGN | VP, No. American Sales | Feb 20, 2013 | Option Exercise | 35,506 |
| ALGN | VP, No. American Sales | Feb 18, 2013 | Option Exercise | 30,472 |
| ALGN | VP, No. American Sales | Feb 19, 2013 | Option Exercise | 9,193 |