Insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Teradata Corp /de/ (TDC) since 2015 are shown in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Teradata Corp /de/. Table 2 shows the detailed insider transactions. This company's CIK number is 816761.
Total stock buying since 2015: $2,327,383.
Total stock sales since 2015: $59,649,640.
Total stock option exercises since 2015: $11,163,530.
| Insider Buying | Insider Sales | Option Exercises | ||||
|---|---|---|---|---|---|---|
| Year | Shares | Value | Shares | Value | Shares | Value |
| 2025 | 0 | $0 | 41,680 | $957,254 | 0 | $0 |
| 2024 | 0 | $0 | 225,858 | $7,519,956 | 0 | $0 |
| 2023 | 0 | $0 | 321,655 | $14,626,379 | 6,148 | $275,983 |
| 2022 | 0 | $0 | 147,691 | $6,340,932 | 0 | $0 |
| 2021 | 0 | $0 | 183,707 | $7,924,197 | 2,304 | $116,812 |
| 2020 | 10,150 | $199,824 | 21,114 | $462,758 | 28,415 | $0 |
| 2019 | 23,100 | $715,365 | 22,710 | $1,072,757 | 29,582 | $585,193 |
| 2018 | 6,900 | $242,259 | 80,371 | $3,286,030 | 72,767 | $1,178,895 |
| 2017 | 35,770 | $1,168,554 | 86,750 | $2,734,134 | 87,652 | $2,400,650 |
| 2016 | 0 | $0 | 436,496 | $11,742,292 | 408,014 | $5,232,917 |
| 2015 | 50 | $1,381 | 72,276 | $2,982,951 | 73,374 | $1,373,080 |
| Trading Period | Insider Buying | Insider Sales | Option Exercises | |||
|---|---|---|---|---|---|---|
| year-month | Shares | Value | Shares | Value | Shares | Value |
| 2025-05 | 0 | $0 | 6,216 | $135,695 | 0 | $0 |
| 2025-03 | 0 | $0 | 35,464 | $821,559 | 0 | $0 |
| 2024-11 | 0 | $0 | 74,610 | $2,189,176 | 0 | $0 |
| 2024-09 | 0 | $0 | 22,741 | $625,903 | 0 | $0 |
| 2024-08 | 0 | $0 | 15,183 | $407,954 | 0 | $0 |
| 2024-05 | 0 | $0 | 34,856 | $1,145,659 | 0 | $0 |
| 2024-03 | 0 | $0 | 8,620 | $332,723 | 0 | $0 |
| 2024-02 | 0 | $0 | 40,597 | $1,551,739 | 0 | $0 |
| 2024-01 | 0 | $0 | 29,251 | $1,266,802 | 0 | $0 |
| 2023-11 | 0 | $0 | 20,983 | $980,160 | 6,148 | $275,983 |
| 2023-09 | 0 | $0 | 9,333 | $415,918 | 0 | $0 |
| 2023-08 | 0 | $0 | 100,040 | $4,493,364 | 0 | $0 |
| 2023-06 | 0 | $0 | 99,659 | $5,107,363 | 0 | $0 |
| 2023-05 | 0 | $0 | 4,528 | $200,182 | 0 | $0 |
| 2023-03 | 0 | $0 | 65,272 | $2,664,242 | 0 | $0 |
| 2023-02 | 0 | $0 | 5,000 | $200,000 | 0 | $0 |
| 2023-01 | 0 | $0 | 16,840 | $565,150 | 0 | $0 |
| 2022-12 | 0 | $0 | 35,577 | $1,224,549 | 0 | $0 |
| 2022-05 | 0 | $0 | 2,100 | $74,634 | 0 | $0 |
| 2022-04 | 0 | $0 | 6,357 | $298,615 | 0 | $0 |
| 2022-03 | 0 | $0 | 52,583 | $2,561,572 | 0 | $0 |
| 2022-02 | 0 | $0 | 4,000 | $181,200 | 0 | $0 |
| 2022-01 | 0 | $0 | 47,074 | $2,000,362 | 0 | $0 |
| 2021-12 | 0 | $0 | 3,671 | $155,320 | 0 | $0 |
| Trade Date | Insider Name | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-05-22 | Chou Timothy C K (Director) | Sale | 6,216 | 21.83 | 135,695 |
| 2025-03-10 | Bramley Claire (Chief Financial Officer) | Sale | 35,464 | 23.17 | 821,559 |
| 2024-11-08 | Mcmillan Stephen (President and CEO) | Sale | 20,000 | 30.00 | 600,080 |
| 2024-11-07 | Ashton Hillary (Chief Product Officer) | Sale | 54,610 | 29.10 | 1,589,096 |
| 2024-09-10 | Ashton Hillary (Chief Product Officer) | Sale | 14,962 | 27.53 | 411,903 |
| 2024-09-10 | Cullen-cote Kathleen R (Chief People Officer) | Sale | 7,779 | 27.51 | 214,000 |
| 2024-08-29 | Treese Margaret A (Chief Legal Officer) | Sale | 5,500 | 28.50 | 156,777 |
| 2024-08-13 | Cullen-cote Kathleen R (Chief People Officer) | Sale | 9,683 | 25.94 | 251,177 |
| 2024-05-24 | Mcmillan Stephen (President and CEO) | Sale | 10,000 | 32.34 | 323,400 |
| 2024-05-20 | Chou Timothy C K (Director) | Sale | 6,356 | 33.43 | 212,462 |
| 2024-05-09 | Hutchinson Michael D (Chief Customer Officer) | Sale | 18,500 | 32.96 | 609,797 |
| 2024-03-07 | Woods Jacqueline D. (Chief Marketing Officer) | Sale | 1,350 | 38.34 | 51,753 |
| 2024-03-06 | Woods Jacqueline D. (Chief Marketing Officer) | Sale | 7,270 | 38.65 | 280,970 |
| 2024-02-22 | Mcmillan Stephen (President and CEO) | Sale | 40,597 | 38.22 | 1,551,739 |
| 2024-01-08 | Cione Todd (Chief Revenue Officer) | Sale | 29,251 | 43.31 | 1,266,802 |
| 2023-11-14 | Treese Margaret A (Chief Legal Officer) | Sale | 9,148 | 47.36 | 433,230 |
| 2023-11-14 | Treese Margaret A (Chief Legal Officer) | Option Ex | 6,148 | 44.89 | 275,983 |
| 2023-11-10 | Bramley Claire (Chief Financial Officer) | Sale | 4,335 | 46.00 | 199,410 |
| 2023-11-10 | Mcmillan Stephen (President and CEO) | Sale | 7,500 | 46.34 | 347,520 |
| 2023-09-11 | Mcmillan Stephen (President and CEO) | Sale | 7,500 | 44.39 | 332,902 |
| 2023-09-05 | Ashton Hillary (Chief Product Officer) | Sale | 1,833 | 45.29 | 83,016 |
| 2023-08-16 | Ashton Hillary (Chief Product Officer) | Sale | 26,049 | 44.53 | 1,159,961 |
| 2023-08-14 | Treese Margaret A (Chief Legal Officer) | Sale | 14,592 | 44.74 | 652,919 |
| 2023-08-11 | Cione Todd (Chief Revenue Officer) | Sale | 41,472 | 45.00 | 1,866,240 |
| 2023-08-11 | Cullen-cote Kathleen R (Chief People Officer) | Sale | 6,000 | 45.50 | 273,018 |
| 2023-08-11 | Bramley Claire (Chief Financial Officer) | Sale | 4,427 | 45.05 | 199,436 |
| 2023-08-11 | Mcmillan Stephen (President and CEO) | Sale | 7,500 | 45.57 | 341,790 |
| 2023-06-15 | Gianoni Michael P (Director) | Sale | 58,106 | 51.57 | 2,996,584 |
| 2023-06-09 | Mcmillan Stephen (President and CEO) | Sale | 12,500 | 49.00 | 612,487 |
| 2023-05-12 | Bramley Claire (Chief Financial Officer) | Sale | 4,528 | 44.21 | 200,182 |
| 2023-03-02 | Ashton Hillary (Chief Product Officer) | Sale | 7,011 | 40.32 | 282,683 |
| 2023-03-01 | Ashton Hillary (Chief Product Officer) | Sale | 22,861 | 40.91 | 935,129 |
| 2023-03-01 | Cullen-cote Kathleen R (Chief People Officer) | Sale | 24,400 | 40.78 | 995,056 |
| 2023-03-01 | Mcmillan Stephen (President and CEO) | Sale | 11,000 | 41.03 | 451,374 |
| 2023-02-14 | Bramley Claire (Chief Financial Officer) | Sale | 5,000 | 40.00 | 200,000 |
| 2023-01-06 | Cione Todd (Chief Revenue Officer) | Sale | 16,840 | 33.56 | 565,150 |
| 2022-12-13 | Hutchinson Michael D (Chief Customer Officer) | Sale | 11,482 | 34.80 | 399,608 |
| 2022-12-02 | Ashton Hillary (Chief Product Officer) | Sale | 12,236 | 34.06 | 416,758 |
| 2022-05-26 | Bramley Claire (Chief Financial Officer) | Sale | 2,100 | 35.54 | 74,634 |
| 2022-04-20 | Chou Timothy C K (Director) | Sale | 4,092 | 45.82 | 187,495 |
| 2022-04-04 | Chou Timothy C K (Director) | Sale | 2,265 | 49.06 | 111,120 |
| 2022-03-09 | Bramley Claire (Chief Financial Officer) | Sale | 4,500 | 45.40 | 204,282 |
| 2022-03-03 | Cullen-cote Kathleen R (Chief People Officer) | Sale | 22,443 | 49.29 | 1,106,215 |
| 2022-03-02 | Cione Todd (Chief Revenue Officer) | Sale | 5,925 | 48.94 | 289,969 |
| 2022-03-02 | Mcmillan Stephen (President and CEO) | Sale | 19,715 | 48.75 | 961,106 |
| 2022-02-08 | Treese Margaret A (Chief Legal Officer) | Sale | 4,000 | 45.30 | 181,200 |
| 2022-01-07 | Cione Todd (Chief Revenue Officer) | Sale | 47,074 | 42.49 | 2,000,362 |
| 2021-12-02 | Ashton Hillary (Chief Product Officer) | Sale | 3,671 | 42.31 | 155,320 |
| 2021-10-22 | Chou Timothy C K (Director) | Sale | 2,729 | 59.00 | 161,011 |
| 2021-10-15 | Treese Margaret A (Chief Legal Officer) | Sale | 2,304 | 57.68 | 132,894 |
| 2021-10-15 | Treese Margaret A (Chief Legal Officer) | Option Ex | 2,304 | 50.70 | 116,812 |
| 2021-09-27 | Chou Timothy C K (Director) | Sale | 2,728 | 55.13 | 150,394 |
| 2021-09-02 | Ashton Hillary (Chief Product Officer) | Sale | 1,100 | 55.67 | 61,237 |
| 2021-07-08 | Cione Todd (Chief Revenue Officer) | Sale | 48,319 | 46.70 | 2,256,593 |
| 2021-05-27 | Culhane Mark (Chief Financial Officer) | Sale | 3,957 | 48.42 | 191,609 |
| 2021-03-29 | Chou Timothy C K (Director) | Sale | 1,407 | 39.73 | 55,900 |
| 2021-03-15 | Etherington Martyn (Chief Marketing Officer) | Sale | 8,000 | 44.39 | 355,088 |
| 2021-03-02 | Ashton Hillary (Chief Product Officer) | Sale | 1,327 | 41.48 | 55,043 |
| 2021-03-01 | Treese Margaret A (Chief Legal Officer) | Sale | 3,915 | 40.03 | 156,717 |
| 2021-03-01 | Ashton Hillary (Chief Product Officer) | Sale | 5,670 | 40.03 | 226,970 |
| 2021-03-01 | Cullen-cote Kathleen R (Chief Human Resources Officer) | Sale | 6,070 | 40.03 | 242,982 |
| 2021-03-01 | Mcmillan Stephen (President and CEO) | Sale | 9,269 | 42.09 | 390,132 |
| 2021-03-01 | Harrington Daniel L (Chief Services Officer) | Sale | 7,741 | 40.03 | 309,872 |
| 2021-03-01 | Culhane Mark (Chief Financial Officer) | Sale | 9,029 | 40.03 | 361,430 |
| 2021-02-11 | Kepler David E (Director) | Sale | 42,800 | 46.76 | 2,001,328 |
| 2021-01-27 | Mcmillan Stephen (President and CEO) | Sale | 10,000 | 30.69 | 306,880 |
| 2021-01-26 | Mcmillan Stephen (President and CEO) | Sale | 10,000 | 27.03 | 270,310 |
| 2021-01-04 | Ashton Hillary (Chief Product Officer) | Sale | 3,671 | 22.47 | 82,487 |
| 2020-12-04 | Harrington Daniel L (Chief Services Officer) | Sale | 11,250 | 22.32 | 251,100 |
| 2020-11-25 | Culhane Mark (Chief Financial Officer) | Sale | 7,050 | 21.80 | 153,690 |
| 2020-06-15 | Chou Timothy C K (Director) | Sale | 2,814 | 20.60 | 57,968 |
| 2020-06-08 | Lund Victor L (Other) | Option Ex | 11,628 | .00 | 0 |
| 2020-05-05 | Stavropoulos William S (Director) | Option Ex | 16,787 | .00 | 0 |
| 2020-03-12 | Culhane Mark (Chief Financial Officer) | Buy | 1,200 | 18.92 | 22,704 |
| 2020-03-11 | Culhane Mark (Chief Financial Officer) | Buy | 8,950 | 19.79 | 177,120 |
| 2019-11-12 | Etherington Martyn (Chief Marketing Officer) | Buy | 4,300 | 26.43 | 113,649 |
| 2019-11-11 | Culhane Mark (Chief Financial Officer) | Buy | 9,750 | 26.00 | 253,461 |
| 2019-05-07 | Culhane Mark (Chief Financial Officer) | Buy | 4,600 | 38.03 | 174,924 |
| 2019-05-06 | Culhane Mark (Chief Financial Officer) | Buy | 4,450 | 38.95 | 173,331 |
| 2019-03-14 | Bacus Lisa R (Director) | Sale | 12,000 | 48.04 | 576,456 |
| 2019-02-21 | Kepler David E (Director) | Option Ex | 8,162 | 29.97 | 244,615 |
| 2019-02-19 | Ringler James M (Director) | Sale | 10,710 | 46.34 | 496,301 |
| 2019-02-19 | Ringler James M (Director) | Option Ex | 10,710 | 15.90 | 170,289 |
| 2019-02-12 | Fu Cary T (Director) | Option Ex | 10,710 | 15.90 | 170,289 |
| 2018-11-05 | Culhane Mark (EVP & Chief Financial Officer) | Buy | 6,900 | 35.11 | 242,259 |
| 2018-08-13 | Harrington Daniel L (EVP, Customer Support & Svcs) | Sale | 13,000 | 40.35 | 524,550 |
| 2018-03-06 | Ringler James M (Director) | Sale | 7,496 | 41.85 | 313,685 |
| 2018-03-06 | Ringler James M (Director) | Option Ex | 7,496 | 22.24 | 166,711 |
| 2018-03-05 | Nyquist Laura K (General Counsel & Secretary) | Sale | 52,379 | 41.52 | 2,174,671 |
| 2018-03-05 | Nyquist Laura K (General Counsel & Secretary) | Option Ex | 52,379 | 13.77 | 721,258 |
| 2018-02-20 | Fu Cary T (Director) | Option Ex | 5,396 | 23.02 | 124,215 |
| 2018-02-15 | Stavropoulos William S (Director) | Sale | 7,496 | 36.44 | 273,124 |
| 2018-02-15 | Stavropoulos William S (Director) | Option Ex | 7,496 | 22.24 | 166,711 |
| 2017-12-01 | Culhane Mark (EVP & Chief Financial Officer) | Buy | 4,500 | 37.66 | 169,447 |
| 2017-07-31 | Scheppmann Stephen Mark (EVP & Chief Financial Officer) | Sale | 47,065 | 31.83 | 1,498,031 |
| 2017-07-31 | Scheppmann Stephen Mark (EVP & Chief Financial Officer) | Option Ex | 50,752 | 27.98 | 1,420,040 |
| 2017-07-31 | Lund Victor L (President and CEO) | Buy | 31,270 | 31.95 | 999,107 |
| 2017-02-27 | Ratzesberger Oliver (EVP & Chief Product Officer) | Sale | 1,925 | 31.20 | 60,060 |
| 2017-02-24 | Stavropoulos William S (Director) | Sale | 6,504 | 31.24 | 203,158 |
| 2017-02-24 | Stavropoulos William S (Director) | Option Ex | 6,504 | 26.85 | 174,632 |
| 2017-02-17 | Nyquist Laura K (General Counsel & Secretary) | Sale | 23,892 | 31.01 | 740,986 |
| 2017-02-17 | Nyquist Laura K (General Counsel & Secretary) | Option Ex | 23,892 | 26.43 | 631,346 |
| 2017-02-16 | Cooper Nancy E (Director) | Sale | 860 | 31.05 | 26,699 |
| 2017-02-13 | Ringler James M (Director) | Sale | 3,252 | 31.86 | 103,621 |
| 2017-02-13 | Ringler James M (Director) | Option Ex | 3,252 | 26.85 | 87,316 |
| 2016-12-08 | Harrington Daniel L (EVP, Consulting & Support Svcs) | Sale | 11,681 | 28.00 | 327,068 |
| 2016-12-06 | Ratzesberger Oliver (EVP & Chief Product Officer) | Sale | 4,192 | 27.20 | 114,022 |
| 2016-12-05 | Fu Cary T (Director) | Sale | 10,044 | 27.25 | 273,749 |
| 2016-09-02 | Ratzesberger Oliver (EVP & Chief Product Officer) | Sale | 2,015 | 31.62 | 63,714 |
| 2016-08-04 | Cooper Nancy E (Director) | Sale | 1,840 | 31.06 | 57,154 |
| 2016-05-27 | Fair Robert (Chief Operating Officer) | Sale | 32,500 | 27.88 | 905,970 |
| 2016-05-27 | Fair Robert (Chief Operating Officer) | Option Ex | 25,000 | 13.77 | 344,250 |
| 2016-05-26 | Harrington Daniel L (EVP, Intl Region & Global Svcs) | Sale | 9,574 | 27.60 | 264,242 |
| 2016-04-30 | Ringler James M (Director) | Option Ex | 8,765 | .00 | 0 |
| 2016-04-26 | Boykin Edward P (Director) | Option Ex | 20,930 | .00 | 0 |
| 2016-03-08 | Koehler Michael (President and CEO) | Sale | 350,000 | 26.79 | 9,374,750 |
| 2016-03-08 | Koehler Michael (President and CEO) | Option Ex | 350,000 | 13.77 | 4,819,500 |
| 2016-03-02 | Koehler Michael (President and CEO) | Sale | 11,331 | 25.41 | 287,909 |
| 2016-01-15 | Nyquist Laura K (General Counsel & Secretary) | Sale | 3,319 | 22.21 | 73,714 |
| 2016-01-15 | Nyquist Laura K (General Counsel & Secretary) | Option Ex | 3,319 | 20.84 | 69,167 |
| 2015-11-11 | Fair Robert (Co-President) | Buy | 50 | 27.62 | 1,381 |
| 2015-05-11 | Ringler James M (Director) | Sale | 42,610 | 40.28 | 1,716,330 |
| 2015-05-11 | Ringler James M (Director) | Option Ex | 42,610 | 19.52 | 831,747 |
| 2015-04-30 | Cooper Nancy E (Director) | Sale | 468 | 44.17 | 20,671 |
| 2015-04-30 | Ringler James M (Director) | Option Ex | 2,034 | 43.99 | 89,475 |
| 2015-03-13 | Davis Saundra (Chief Human Resource Officer) | Sale | 20,961 | 41.90 | 878,349 |
| 2015-03-13 | Davis Saundra (Chief Human Resource Officer) | Option Ex | 20,961 | 13.77 | 288,632 |
| 2015-02-27 | Nyquist Laura K (General Counsel & Secretary) | Sale | 7,769 | 44.63 | 346,761 |
| 2015-02-27 | Nyquist Laura K (General Counsel & Secretary) | Option Ex | 7,769 | 21.01 | 163,226 |
| 2015-01-30 | Cooper Nancy E (Director) | Sale | 468 | 44.53 | 20,840 |
Insider trading activities including stock purchases, stock sales, and option exercises of TDC listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Teradata Corp /de/ (symbol TDC, CIK number 816761) see the Securities and Exchange Commission (SEC) website.