| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| ALGN | Director | Feb 12, 2021 | Sale | $605.27 | 2,000 | 1,210,545 | 55,358 | Feb 16, 2021, 08:13 PM |
| ALGN | Director | Feb 11, 2021 | Sale | $603.48 | 3,000 | 1,810,445 | 59,758 | Feb 16, 2021, 08:13 PM |
| ALGN | Director | Feb 16, 2021 | Sale | $612.01 | 2,500 | 1,530,015 | 52,858 | Feb 16, 2021, 08:13 PM |
| ALGN | Director | Nov 06, 2020 | Sale | $486.75 | 10,000 | 4,867,547 | 68,148 | Nov 09, 2020, 07:03 PM |
| ALGN | Director | Oct 26, 2020 | Sale | $464.36 | 15,000 | 6,965,439 | 82,548 | Oct 28, 2020, 08:14 PM |
| ALGN | Director | Aug 19, 2020 | Sale | $304.37 | 10,000 | 3,043,746 | 95,003 | Aug 20, 2020, 09:00 PM |
| ALGN | Director | Jul 29, 2020 | Sale | $301.83 | 35,000 | 10,564,086 | 114,860 | Jul 30, 2020, 07:41 PM |
| ALGN | Director | Jul 29, 2020 | Sale | $301.83 | 35,000 | 10,564,086 | 114,860 | Jul 30, 2020, 06:55 PM |
| ALGN | Director | Nov 04, 2019 | Sale | $257.61 | 7,500 | 1,932,075 | 136,477 | Nov 05, 2019, 06:37 PM |
| ALGN | Director | May 23, 2019 | Sale | $307.14 | 12,000 | 3,685,648 | 146,463 | May 28, 2019, 06:35 PM |
| ALGN | Director | Feb 20, 2019 | Option Exercise | $253.79 | 829 | 210,392 | 154,935 | Feb 22, 2019, 04:06 PM |
| ALGN | Director | Apr 30, 2018 | Sale | $252.75 | 82,000 | 20,725,788 | 199,544 | May 01, 2018, 06:16 PM |
| ALGN | Director | Feb 20, 2018 | Option Exercise | $255.45 | 12,807 | 3,271,548 | 239,324 | Feb 22, 2018, 05:07 PM |
| ALGN | Director | Feb 20, 2017 | Option Exercise | $101.76 | 54,344 | 5,530,317 | 217,909 | Feb 23, 2017, 04:05 PM |
| ALGN | Director | Feb 22, 2017 | Sale | $100.76 | 44,028 | 4,436,261 | 151,381 | Feb 23, 2017, 04:05 PM |
| ALGN | Director | Feb 21, 2017 | Sale | $101.82 | 22,500 | 2,290,950 | 195,409 | Feb 23, 2017, 04:05 PM |
| ALGN | Director | Nov 10, 2016 | Option Exercise | $20.79 | 13,125 | 272,869 | 124,378 | Nov 14, 2016, 05:49 PM |
| ALGN | Director | Nov 10, 2016 | Sale | $90.18 | 24,494 | 2,208,869 | 99,884 | Nov 14, 2016, 05:49 PM |
| ALGN | Director | Nov 14, 2016 | Sale | $91.81 | 8,631 | 792,412 | 91,253 | Nov 14, 2016, 05:49 PM |
| ALGN | Director | May 03, 2016 | Sale | $74.54 | 64,773 | 4,828,179 | 111,253 | May 04, 2016, 04:48 PM |
| ALGN | Director | Feb 20, 2016 | Option Exercise | $63.29 | 83,216 | 5,266,741 | 176,026 | Feb 24, 2016, 04:08 PM |
| ALGN | Director | Aug 17, 2015 | Sale | $60.50 | 40,000 | 2,420,000 | 85,117 | Aug 17, 2015, 09:01 PM |
| ALGN | Director | Jul 29, 2015 | Sale | $61.73 | 156,754 | 9,676,424 | 125,117 | Jul 30, 2015, 09:13 PM |
| ALGN | President and CEO | Feb 20, 2015 | Option Exercise | $56.81 | 68,352 | 3,883,077 | 281,871 | Feb 24, 2015, 04:48 PM |
| ALGN | President and CEO | Aug 19, 2014 | Option Exercise | $20.09 | 14,896 | 299,297 | 231,864 | Aug 20, 2014, 05:01 PM |
| ALGN | President and CEO | Aug 19, 2014 | Sale | $55.07 | 14,896 | 820,323 | 216,968 | Aug 20, 2014, 05:01 PM |
| ALGN | President and CEO | Feb 20, 2014 | Option Exercise | $53.52 | 15,329 | 820,408 | 216,526 | Feb 24, 2014, 04:31 PM |
| ALGN | President and CEO | Feb 19, 2014 | Option Exercise | $53.80 | 7,827 | 421,093 | 202,480 | Feb 20, 2014, 05:12 PM |
| ALGN | President and CEO | Feb 18, 2014 | Option Exercise | $55.32 | 25,438 | 1,407,230 | 195,307 | Feb 20, 2014, 05:12 PM |
| ALGN | President and CEO | Feb 07, 2014 | Option Exercise | $18.92 | 190,000 | 3,595,631 | 361,995 | Feb 10, 2014, 04:53 PM |
| ALGN | President and CEO | Feb 06, 2014 | Option Exercise | $17.94 | 46,979 | 842,803 | 218,974 | Feb 10, 2014, 04:53 PM |
| ALGN | President and CEO | Feb 07, 2014 | Sale | $54.73 | 190,000 | 10,398,700 | 171,995 | Feb 10, 2014, 04:53 PM |
| ALGN | President and CEO | Feb 06, 2014 | Sale | $54.30 | 46,979 | 2,550,960 | 171,995 | Feb 10, 2014, 04:53 PM |
| ALGN | President and CEO | Oct 30, 2013 | Option Exercise | $16.05 | 188,176 | 3,019,287 | 360,049 | Nov 01, 2013, 05:03 PM |
| ALGN | President and CEO | Oct 30, 2013 | Sale | $56.88 | 188,176 | 10,704,297 | 171,873 | Nov 01, 2013, 05:03 PM |
| ALGN | President and CEO | Oct 22, 2013 | Option Exercise | $13.00 | 74,513 | 968,669 | 246,386 | Oct 23, 2013, 08:26 PM |
| ALGN | President and CEO | Oct 22, 2013 | Sale | $58.00 | 74,513 | 4,321,694 | 171,873 | Oct 23, 2013, 08:26 PM |
| ALGN | President and CEO | Feb 20, 2013 | Option Exercise | $31.73 | 13,372 | 424,294 | 171,520 | Feb 22, 2013, 04:48 PM |
| ALGN | President and CEO | Feb 19, 2013 | Option Exercise | $32.60 | 7,827 | 255,160 | 159,267 | Feb 20, 2013, 04:43 PM |
| ALGN | President and CEO | Feb 18, 2013 | Option Exercise | $32.73 | 25,439 | 832,618 | 152,094 | Feb 20, 2013, 04:43 PM |
| ALGN | President and CEO | Feb 06, 2013 | Option Exercise | $13.68 | 393,811 | 5,387,009 | 522,594 | Feb 08, 2013, 05:06 PM |
| ALGN | President and CEO | Feb 06, 2013 | Sale | $31.95 | 393,811 | 12,580,568 | 128,783 | Feb 08, 2013, 05:06 PM |
| ALGN | President and CEO | Jul 25, 2012 | Sale | $34.02 | 65,000 | 2,211,313 | 127,922 | Jul 26, 2012, 09:16 PM |
| ALGN | President and CEO | May 01, 2012 | Sale | $31.99 | 10,404 | 332,824 | 192,922 | May 01, 2012, 06:10 PM |
| ALGN | President and CEO | Apr 30, 2012 | Sale | $31.83 | 30,000 | 954,900 | 203,326 | May 01, 2012, 06:10 PM |
| ALGN | President and CEO | Feb 29, 2012 | Option Exercise | $7.83 | 282,869 | 2,215,942 | 556,077 | Feb 29, 2012, 07:49 PM |
| ALGN | President and CEO | Feb 29, 2012 | Sale | $25.67 | 322,751 | 8,286,278 | 486,077 | Feb 29, 2012, 07:49 PM |
| ALGN | President and CEO | Feb 18, 2012 | Option Exercise | $27.22 | 7,002 | 190,594 | 253,233 | Feb 22, 2012, 01:43 PM |
| ALGN | President and CEO | Feb 20, 2012 | Option Exercise | $27.22 | 10,023 | 272,826 | 273,208 | Feb 22, 2012, 01:43 PM |
| ALGN | President and CEO | Feb 19, 2012 | Option Exercise | $27.22 | 7,002 | 190,594 | 261,231 | Feb 22, 2012, 01:43 PM |
| ALGN | President and CEO | Apr 26, 2011 | Option Exercise | $6.15 | 137,499 | 845,619 | 381,979 | Apr 27, 2011, 05:51 PM |
| ALGN | President and CEO | Apr 26, 2011 | Sale | $24.45 | 137,499 | 3,362,497 | 244,480 | Apr 27, 2011, 05:51 PM |
| ALGN | President and CEO | Feb 20, 2011 | Option Exercise | $20.79 | 23,547 | 489,542 | 244,480 | Feb 23, 2011, 09:04 PM |
| ALGN | President and CEO | Feb 19, 2011 | Option Exercise | $20.79 | 7,003 | 145,592 | 215,528 | Feb 23, 2011, 09:04 PM |
| ALGN | President and CEO | Nov 22, 2010 | Option Exercise | $17.50 | 1,168 | 20,440 | 207,135 | Nov 23, 2010, 01:28 PM |
| ALGN | President and CEO | Aug 20, 2010 | Option Exercise | $17.24 | 1,167 | 20,119 | 205,803 | Aug 23, 2010, 01:25 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| ALGN | Director | Feb 12, 2021 | Sale | 1,210,545 |
| ALGN | Director | Feb 11, 2021 | Sale | 1,810,445 |
| ALGN | Director | Feb 16, 2021 | Sale | 1,530,015 |
| ALGN | Director | Nov 06, 2020 | Sale | 4,867,547 |
| ALGN | Director | Oct 26, 2020 | Sale | 6,965,439 |
| ALGN | Director | Aug 19, 2020 | Sale | 3,043,746 |
| ALGN | Director | Jul 29, 2020 | Sale | 10,564,086 |
| ALGN | Director | Jul 29, 2020 | Sale | 10,564,086 |
| ALGN | Director | Nov 04, 2019 | Sale | 1,932,075 |
| ALGN | Director | May 23, 2019 | Sale | 3,685,648 |
| ALGN | Director | Feb 20, 2019 | Option Exercise | 210,392 |
| ALGN | Director | Apr 30, 2018 | Sale | 20,725,788 |
| ALGN | Director | Feb 20, 2018 | Option Exercise | 3,271,548 |
| ALGN | Director | Feb 20, 2017 | Option Exercise | 5,530,317 |
| ALGN | Director | Feb 22, 2017 | Sale | 4,436,261 |
| ALGN | Director | Feb 21, 2017 | Sale | 2,290,950 |
| ALGN | Director | Nov 10, 2016 | Option Exercise | 272,869 |
| ALGN | Director | Nov 10, 2016 | Sale | 2,208,869 |
| ALGN | Director | Nov 14, 2016 | Sale | 792,412 |
| ALGN | Director | May 03, 2016 | Sale | 4,828,179 |
| ALGN | Director | Feb 20, 2016 | Option Exercise | 5,266,741 |
| ALGN | Director | Aug 17, 2015 | Sale | 2,420,000 |
| ALGN | Director | Jul 29, 2015 | Sale | 9,676,424 |
| ALGN | President and CEO | Feb 20, 2015 | Option Exercise | 3,883,077 |
| ALGN | President and CEO | Aug 19, 2014 | Option Exercise | 299,297 |
| ALGN | President and CEO | Aug 19, 2014 | Sale | 820,323 |
| ALGN | President and CEO | Feb 20, 2014 | Option Exercise | 820,408 |
| ALGN | President and CEO | Feb 19, 2014 | Option Exercise | 421,093 |
| ALGN | President and CEO | Feb 18, 2014 | Option Exercise | 1,407,230 |
| ALGN | President and CEO | Feb 07, 2014 | Option Exercise | 3,595,631 |
| ALGN | President and CEO | Feb 06, 2014 | Option Exercise | 842,803 |
| ALGN | President and CEO | Feb 07, 2014 | Sale | 10,398,700 |
| ALGN | President and CEO | Feb 06, 2014 | Sale | 2,550,960 |
| ALGN | President and CEO | Oct 30, 2013 | Option Exercise | 3,019,287 |
| ALGN | President and CEO | Oct 30, 2013 | Sale | 10,704,297 |
| ALGN | President and CEO | Oct 22, 2013 | Option Exercise | 968,669 |
| ALGN | President and CEO | Oct 22, 2013 | Sale | 4,321,694 |
| ALGN | President and CEO | Feb 20, 2013 | Option Exercise | 424,294 |
| ALGN | President and CEO | Feb 19, 2013 | Option Exercise | 255,160 |
| ALGN | President and CEO | Feb 18, 2013 | Option Exercise | 832,618 |
| ALGN | President and CEO | Feb 06, 2013 | Option Exercise | 5,387,009 |
| ALGN | President and CEO | Feb 06, 2013 | Sale | 12,580,568 |
| ALGN | President and CEO | Jul 25, 2012 | Sale | 2,211,313 |
| ALGN | President and CEO | May 01, 2012 | Sale | 332,824 |
| ALGN | President and CEO | Apr 30, 2012 | Sale | 954,900 |
| ALGN | President and CEO | Feb 29, 2012 | Option Exercise | 2,215,942 |
| ALGN | President and CEO | Feb 29, 2012 | Sale | 8,286,278 |
| ALGN | President and CEO | Feb 18, 2012 | Option Exercise | 190,594 |
| ALGN | President and CEO | Feb 20, 2012 | Option Exercise | 272,826 |
| ALGN | President and CEO | Feb 19, 2012 | Option Exercise | 190,594 |
| ALGN | President and CEO | Apr 26, 2011 | Option Exercise | 845,619 |
| ALGN | President and CEO | Apr 26, 2011 | Sale | 3,362,497 |
| ALGN | President and CEO | Feb 20, 2011 | Option Exercise | 489,542 |
| ALGN | President and CEO | Feb 19, 2011 | Option Exercise | 145,592 |
| ALGN | President and CEO | Nov 22, 2010 | Option Exercise | 20,440 |
| ALGN | President and CEO | Aug 20, 2010 | Option Exercise | 20,119 |