Insider trading activities (stock purchases, sales, and option exercises)
reported by insiders of Vertex, Inc. (VERX)
since 2020 are shown in Table 1 and Table 2.
Table 1 shows the monthly insider trading data of Vertex, Inc..
Table 2 shows the detailed insider transactions.
This company's CIK number is 1806837.
Total stock buying since 2020: $1,961,019.
Total stock sales since 2020: $934,339,192.
Total stock option exercises since 2020: $17,833,181.
Table 3. Detailed insider trading at Vertex, Inc. (VERX)
| Trade Date |
Insider Name |
Trade Type |
Shares |
Price ($) |
Value ($) |
| 2025-06-24 | Item Second Irr. Trust Fbo Anne Marie Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 14,425 | 35.24 | 508,394 |
| 2025-06-23 | Item Second Irr. Trust Fbo Anne Marie Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 510 | 35.00 | 17,850 |
| 2025-06-20 | Item Second Irr. Trust Fbo Anne Marie Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 8,832 | 35.12 | 310,171 |
| 2025-06-18 | Item Second Irr. Trust Fbo Anne Marie Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 157,874 | 35.93 | 5,672,570 |
| 2025-06-17 | Item Second Irr. Trust Fbo Anne Marie Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 145,111 | 37.16 | 5,392,469 |
| 2025-06-16 | Item Second Irr. Trust Fbo Anne Marie Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 78,248 | 36.87 | 2,884,690 |
| 2025-06-09 | Westphal Jeffrey | Sale | 3,000,000 | 38.45 | 115,350,000 |
| 2025-05-13 | Destefano David (PRESIDENT & CEO) | Sale | 109,415 | 37.66 | 4,121,115 |
| 2025-05-13 | Destefano David (PRESIDENT & CEO) | Option Ex | 186,591 | 3.73 | 696,730 |
| 2025-05-13 | Leib Ryan J (Chief Accounting Officer) | Sale | 5,755 | 38.00 | 218,690 |
| 2025-05-12 | Destefano David (PRESIDENT & CEO) | Sale | 363,116 | 37.88 | 13,756,286 |
| 2025-05-12 | Destefano David (PRESIDENT & CEO) | Option Ex | 561,195 | 17.33 | 9,725,509 |
| 2025-03-19 | Rowland Bryan T.r. (GENERAL COUNSEL) | Sale | 43,228 | 35.95 | 1,554,089 |
| 2025-03-19 | Rowland Bryan T.r. (GENERAL COUNSEL) | Option Ex | 32,105 | 17.95 | 576,188 |
| 2025-03-04 | Andersen Eric C. | Option Ex | 22,000 | 2.50 | 55,000 |
| 2025-02-28 | Destefano David (PRESIDENT & CEO) | Option Ex | 28,568 | .00 | 0 |
| 2025-02-28 | Rowland Bryan T.r. (GENERAL COUNSEL) | Option Ex | 867 | .00 | 0 |
| 2025-02-28 | Schwab John R (CHIEF FINANCIAL OFFICER) | Option Ex | 1,721 | .00 | 0 |
| 2025-02-24 | Destefano David (PRESIDENT & CEO) | Option Ex | 109,232 | .00 | 0 |
| 2025-02-21 | Destefano David (PRESIDENT & CEO) | Option Ex | 170,922 | .00 | 0 |
| 2025-02-21 | Leib Ryan J (Chief Accounting Officer) | Option Ex | 4,035 | .00 | 0 |
| 2025-02-21 | Rowland Bryan T.r. (GENERAL COUNSEL) | Option Ex | 10,561 | .00 | 0 |
| 2025-02-21 | Schwab John R (CHIEF FINANCIAL OFFICER) | Option Ex | 54,192 | .00 | 0 |
| 2025-02-10 | Rowland Bryan T.r. (GENERAL COUNSEL) | Option Ex | 4,088 | .00 | 0 |
| 2025-02-10 | Schwab John R (CHIEF FINANCIAL OFFICER) | Option Ex | 24,009 | .00 | 0 |
| 2025-01-31 | Leib Ryan J (Chief Accounting Officer) | Option Ex | 4,019 | .00 | 0 |
| 2025-01-23 | Item Second Irr. Trust Fbo Kyle R. Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 18,157 | 56.52 | 1,026,233 |
| 2025-01-22 | Item Second Irr. Trust Fbo Kyle R. Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 53,843 | 56.48 | 3,041,052 |
| 2024-12-17 | Schwab John R (CHIEF FINANCIAL OFFICER) | Sale | 20,000 | 53.05 | 1,060,940 |
| 2024-12-17 | Schwab John R (CHIEF FINANCIAL OFFICER) | Option Ex | 20,000 | 4.70 | 94,000 |
| 2024-12-12 | Westphal Jeffrey | Sale | 575,000 | 53.01 | 30,480,750 |
| 2024-12-12 | Destefano David (PRESIDENT & CEO) | Option Ex | 343,893 | .15 | 52,615 |
| 2024-12-11 | Destefano David (PRESIDENT & CEO) | Sale | 216,268 | 55.04 | 11,903,606 |
| 2024-12-11 | Destefano David (PRESIDENT & CEO) | Option Ex | 216,268 | 2.50 | 540,670 |
| 2024-12-10 | Item Second Irr. Trust Fbo Kyle R. Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 61,654 | 54.98 | 3,389,736 |
| 2024-12-10 | Destefano David (PRESIDENT & CEO) | Sale | 164,832 | 55.27 | 9,110,923 |
| 2024-12-10 | Destefano David (PRESIDENT & CEO) | Option Ex | 164,832 | 2.50 | 412,080 |
| 2024-12-09 | Item Second Irr. Trust Fbo Kyle R. Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 13,346 | 55.13 | 735,764 |
| 2024-12-06 | Stamm John Richard | Sale | 3,815 | 56.11 | 214,059 |
| 2024-12-06 | Destefano David (PRESIDENT & CEO) | Sale | 17,900 | 55.77 | 998,354 |
| 2024-11-26 | Destefano David (PRESIDENT & CEO) | Sale | 25,607 | 55.05 | 1,409,767 |
| 2024-11-26 | Rowland Bryan T.r. (GENERAL COUNSEL) | Sale | 3,020 | 55.08 | 166,341 |
| 2024-11-26 | Rowland Bryan T.r. (GENERAL COUNSEL) | Option Ex | 3,020 | 32.16 | 97,123 |
| 2024-11-22 | Stamm John Richard | Sale | 2,500 | 53.81 | 134,525 |
| 2024-11-22 | Stamm John Richard | Option Ex | 2,500 | 3.73 | 9,335 |
| 2024-11-21 | Item Second Irr. Trust Fbo Kyle R. Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 31,034 | 53.13 | 1,648,743 |
| 2024-11-20 | Item Second Irr. Trust Fbo Kyle R. Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 40,966 | 52.16 | 2,136,991 |
| 2024-11-18 | Destefano David (PRESIDENT & CEO) | Sale | 22,275 | 49.55 | 1,103,815 |
| 2024-11-15 | Destefano David (PRESIDENT & CEO) | Sale | 16,769 | 49.57 | 831,272 |
| 2024-11-14 | Destefano David (PRESIDENT & CEO) | Sale | 159,107 | 49.61 | 7,892,980 |
| 2024-11-11 | Item Second Irr. Trust Fbo Jacob J. Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 8,485 | 49.51 | 420,049 |
| 2024-11-11 | Westphal Jeffrey | Sale | 2,485,000 | 48.90 | 121,516,500 |
| 2024-11-08 | Item Second Irr. Trust Fbo Jacob J. Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 114,870 | 52.32 | 6,010,457 |
| 2024-11-08 | Item Second Irr. Trust Fbo Anne Marie Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 58,780 | 52.27 | 3,072,136 |
| 2024-11-07 | Item Second Irr. Trust Fbo Jacob J. Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 26,645 | 51.40 | 1,369,419 |
| 2024-11-07 | Item Second Irr. Trust Fbo Anne Marie Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 91,220 | 51.44 | 4,692,356 |
| 2024-10-14 | Item Second Irr. Trust Fbo Jacob J. Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 56,419 | 40.77 | 2,300,146 |
| 2024-10-11 | Item Second Irr. Trust Fbo Jacob J. Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 46,098 | 40.48 | 1,865,816 |
| 2024-10-11 | Item Second Irr. Trust Fbo Anne Marie Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 42,765 | 40.48 | 1,731,341 |
| 2024-10-10 | Item Second Irr. Trust Fbo Jacob J. Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 32,629 | 39.73 | 1,296,317 |
| 2024-10-10 | Item Second Irr. Trust Fbo Anne Marie Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 32,410 | 39.73 | 1,287,552 |
| 2024-10-09 | Item Second Irr. Trust Fbo Jacob J. Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 49,114 | 41.31 | 2,028,997 |
| 2024-10-09 | Item Second Irr. Trust Fbo Anne Marie Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 48,957 | 41.31 | 2,022,560 |
| 2024-10-08 | Item Second Irr. Trust Fbo Jacob J. Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 28,027 | 41.32 | 1,158,019 |
| 2024-10-08 | Item Second Irr. Trust Fbo Anne Marie Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 27,732 | 41.32 | 1,145,969 |
| 2024-10-07 | Item Second Irr. Trust Fbo Jacob J. Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 52,713 | 41.02 | 2,162,339 |
| 2024-10-07 | Item Second Irr. Trust Fbo Anne Marie Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 48,136 | 41.02 | 1,974,346 |
| 2024-10-03 | Westphal Jeffrey | Sale | 1,225,000 | 39.42 | 48,289,500 |
| 2024-09-12 | Stamm John Richard | Sale | 10,000 | 35.43 | 354,280 |
| 2024-09-12 | Stamm John Richard | Option Ex | 5,000 | 3.73 | 18,670 |
| 2024-08-26 | Item Second Irr. Trust Fbo Kyle R. Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 158,900 | 37.27 | 5,922,520 |
| 2024-08-22 | Stamm John Richard | Sale | 16,000 | 35.95 | 575,184 |
| 2024-08-22 | Stamm John Richard | Option Ex | 16,000 | 3.73 | 59,744 |
| 2024-08-22 | Schwab John R (CHIEF FINANCIAL OFFICER) | Sale | 25,000 | 35.81 | 895,149 |
| 2024-08-22 | Schwab John R (CHIEF FINANCIAL OFFICER) | Option Ex | 25,000 | 4.70 | 117,500 |
| 2024-08-20 | Rowland Bryan T.r. (GENERAL COUNSEL) | Sale | 38,176 | 35.71 | 1,363,417 |
| 2024-08-20 | Rowland Bryan T.r. (GENERAL COUNSEL) | Option Ex | 30,000 | 3.73 | 112,020 |
| 2024-08-13 | Andersen Eric C. | Sale | 140,000 | 36.16 | 5,062,680 |
| 2024-08-13 | Andersen Eric C. | Option Ex | 140,000 | 2.50 | 350,000 |
| 2024-07-23 | Westphal Jeffrey | Sale | 1,500,000 | 37.81 | 56,715,000 |
| 2024-06-05 | Westphal Jeffrey | Sale | 1,500,000 | 32.93 | 49,395,000 |
| 2024-04-05 | Westphal Jeffrey | Sale | 791,133 | 30.05 | 23,773,546 |
| 2024-03-27 | 2020 Irrevocable Trust For Benefit Of Nicholas A. Shuhan | Sale | 30,692 | 30.22 | 927,542 |
| 2024-03-26 | Item Second Irr. Trust Fbo Anne Marie Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 27,128 | 30.27 | 821,191 |
| 2024-03-26 | 2020 Irrevocable Trust For Benefit Of Nicholas A. Shuhan | Sale | 50,669 | 30.23 | 1,531,926 |
| 2024-03-25 | Item Second Irr. Trust Fbo Jacob J. Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 2,859 | 30.03 | 85,847 |
| 2024-03-25 | Item Second Irr. Trust Fbo Anne Marie Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 47,571 | 30.09 | 1,431,554 |
| 2024-03-25 | 2020 Irrevocable Trust For Benefit Of Nicholas A. Shuhan | Sale | 47,522 | 30.09 | 1,430,032 |
| 2024-03-21 | Item Second Irr. Trust Fbo Jacob J. Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 100 | 30.00 | 3,000 |
| 2024-03-21 | Item Second Irr. Trust Fbo Anne Marie Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 100 | 30.00 | 3,000 |
| 2024-03-21 | 2020 Irrevocable Trust For Benefit Of Nicholas A. Shuhan | Sale | 100 | 30.00 | 3,000 |
| 2024-03-20 | Item Second Irr. Trust Fbo Jacob J. Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 10,955 | 30.04 | 329,066 |
| 2024-03-20 | Item Second Irr. Trust Fbo Anne Marie Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 10,917 | 30.04 | 327,935 |
| 2024-03-20 | 2020 Irrevocable Trust For Benefit Of Nicholas A. Shuhan | Sale | 10,926 | 30.04 | 328,217 |
| 2024-03-19 | Item Second Irr. Trust Fbo Jacob J. Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 31,173 | 30.05 | 936,904 |
| 2024-03-19 | Item Second Irr. Trust Fbo Anne Marie Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 30,941 | 30.05 | 929,931 |
| 2024-03-19 | 2020 Irrevocable Trust For Benefit Of Nicholas A. Shuhan | Sale | 30,954 | 30.06 | 930,353 |
| 2024-03-18 | Item Second Irr. Trust Fbo Jacob J. Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 6,967 | 30.04 | 209,316 |
| 2024-03-18 | Item Second Irr. Trust Fbo Anne Marie Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 6,910 | 30.05 | 207,624 |
| 2024-03-18 | 2020 Irrevocable Trust For Benefit Of Nicholas A. Shuhan | Sale | 6,954 | 30.05 | 208,932 |
| 2024-03-14 | Butler Lisa (CHIEF ACCOUNTING OFFICER) | Sale | 8,290 | 29.63 | 245,616 |
| 2024-03-14 | Item Second Irr. Trust Fbo Jacob J. Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 8,538 | 30.01 | 256,199 |
| 2024-03-14 | Item Second Irr. Trust Fbo Anne Marie Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 8,090 | 30.01 | 242,756 |
| 2024-03-14 | 2020 Irrevocable Trust For Benefit Of Nicholas A. Shuhan | Sale | 8,558 | 30.01 | 256,799 |
| 2024-03-13 | Item Second Irr. Trust Fbo Jacob J. Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 1,300 | 30.00 | 39,002 |
| 2024-03-13 | Item Second Irr. Trust Fbo Anne Marie Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 1,301 | 30.00 | 39,030 |
| 2024-03-13 | 2020 Irrevocable Trust For Benefit Of Nicholas A. Shuhan | Sale | 1,412 | 30.00 | 42,362 |
| 2024-03-12 | Item Second Irr. Trust Fbo Jacob J. Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 9,749 | 30.01 | 292,567 |
| 2024-03-12 | Item Second Irr. Trust Fbo Anne Marie Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 9,727 | 30.01 | 291,926 |
| 2024-03-12 | 2020 Irrevocable Trust For Benefit Of Nicholas A. Shuhan | Sale | 9,859 | 30.01 | 295,868 |
| 2024-03-12 | Destefano David (PRESIDENT & CEO) | Sale | 3,500 | 30.00 | 105,000 |
| 2024-03-08 | Item Second Irr. Trust Fbo Jacob J. Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 19,737 | 30.14 | 594,833 |
| 2024-03-08 | Item Second Irr. Trust Fbo Anne Marie Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 20,113 | 30.14 | 606,125 |
| 2024-03-08 | 2020 Irrevocable Trust For Benefit Of Nicholas A. Shuhan | Sale | 19,705 | 30.14 | 593,869 |
| 2024-03-08 | Destefano David (PRESIDENT & CEO) | Sale | 12,177 | 30.10 | 366,564 |
| 2024-03-08 | Rowland Bryan T.r. (GENERAL COUNSEL) | Sale | 32,196 | 29.65 | 954,547 |
| 2024-03-08 | Rowland Bryan T.r. (GENERAL COUNSEL) | Option Ex | 32,196 | 3.73 | 120,219 |
| 2024-03-07 | Item Second Irr. Trust Fbo Jacob J. Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 20,009 | 30.06 | 601,530 |
| 2024-03-07 | Item Second Irr. Trust Fbo Anne Marie Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 19,864 | 30.06 | 597,111 |
| 2024-03-07 | 2020 Irrevocable Trust For Benefit Of Nicholas A. Shuhan | Sale | 19,928 | 30.06 | 599,075 |
| 2024-03-06 | Item Second Irr. Trust Fbo Jacob J. Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 10,500 | 30.01 | 315,136 |
| 2024-03-06 | Item Second Irr. Trust Fbo Anne Marie Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 10,589 | 30.01 | 317,797 |
| 2024-03-06 | 2020 Irrevocable Trust For Benefit Of Nicholas A. Shuhan | Sale | 10,500 | 30.01 | 315,115 |
| 2024-03-05 | Item Second Irr. Trust Fbo Jacob J. Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 8,115 | 30.00 | 243,450 |
| 2024-03-05 | Stamm John Richard | Sale | 6,500 | 29.48 | 191,620 |
| 2024-03-05 | Item Second Irr. Trust Fbo Anne Marie Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 6,749 | 30.01 | 202,550 |
| 2024-03-05 | 2020 Irrevocable Trust For Benefit Of Nicholas A. Shuhan | Sale | 6,888 | 30.01 | 206,708 |
| 2024-03-05 | Schwab John R (CHIEF FINANCIAL OFFICER) | Sale | 10,000 | 30.00 | 300,000 |
| 2024-03-05 | Schwab John R (CHIEF FINANCIAL OFFICER) | Option Ex | 10,000 | 4.70 | 47,000 |
| 2024-03-04 | Item Second Irr. Trust Fbo Jacob J. Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 255,920 | 30.34 | 7,765,892 |
| 2024-03-04 | Item Second Irr. Trust Fbo Anne Marie Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 173,391 | 30.34 | 5,261,376 |
| 2024-03-04 | 2020 Irrevocable Trust For Benefit Of Nicholas A. Shuhan | Sale | 100 | 32.00 | 3,200 |
| 2024-03-01 | Butler Lisa (CHIEF ACCOUNTING OFFICER) | Option Ex | 576 | .00 | 0 |
| 2024-03-01 | Item Second Irr. Trust Fbo Jacob J. Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 14,078 | 33.59 | 472,809 |
| 2024-03-01 | Item Second Irr. Trust Fbo Anne Marie Westphal U/a Of Jeffrey R. Westphal Dated October 5, 2001 | Sale | 26,609 | 33.62 | 894,701 |
| 2024-03-01 | 2020 Irrevocable Trust For Benefit Of Nicholas A. Shuhan | Sale | 26,685 | 33.62 | 897,176 |
| 2024-03-01 | Destefano David (PRESIDENT & CEO) | Option Ex | 28,568 | .00 | 0 |
| 2024-03-01 | Rowland Bryan T.r. (GENERAL COUNSEL) | Option Ex | 866 | .00 | 0 |
| 2024-03-01 | Schwab John R (CHIEF FINANCIAL OFFICER) | Option Ex | 1,721 | .00 | 0 |
| 2024-02-29 | Destefano David (PRESIDENT & CEO) | Option Ex | 450,000 | 2.50 | 1,125,000 |
| 2024-02-15 | Andersen Eric C. | Sale | 10,000 | 25.88 | 258,820 |
| 2024-02-13 | Butler Lisa (CHIEF ACCOUNTING OFFICER) | Option Ex | 4,484 | .00 | 0 |
| 2024-02-13 | Rowland Bryan T.r. (GENERAL COUNSEL) | Option Ex | 4,088 | .00 | 0 |
| 2024-02-13 | Schwab John R (CHIEF FINANCIAL OFFICER) | Option Ex | 24,009 | .00 | 0 |
| 2023-12-18 | Schwab John R (CHIEF FINANCIAL OFFICER) | Sale | 25,000 | 26.55 | 663,875 |
| 2023-12-18 | Schwab John R (CHIEF FINANCIAL OFFICER) | Option Ex | 25,000 | 4.70 | 117,500 |
| 2023-12-15 | Stamm John Richard | Sale | 10,000 | 26.85 | 268,480 |
| 2023-12-15 | Destefano David (PRESIDENT & CEO) | Sale | 39,300 | 27.16 | 1,067,191 |
| 2023-12-15 | Robert Kevin L | Sale | 8,494 | 26.86 | 228,131 |
| 2023-12-15 | Rowland Bryan T.r. (GENERAL COUNSEL) | Sale | 66,802 | 26.91 | 1,797,575 |
Insider trading activities including stock purchases, stock sales, and option exercises
of VERX listed in the above tables cannot be completely guaranteed as to their accuracy.
For more insider trading information of Vertex, Inc. (symbol VERX,
CIK number 1806837) see
the Securities and Exchange Commission (SEC) website.