List of insiders holdings for TERADATA CORP:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| # | Insider Holder Name | Report Date Time | Shares Owned Directly Indirectly | Total Shares Owned | Filing |
| 1 | NCR CORP 10% Owner | 2007-10-02 08:12:13 | 361,470,060 0 | 361,470,060 | Form 4 |
| 2 | Lynrock Lake LP LYNROCK LAKE PARTNERS LLC Paul Cynthia 10% Owner | 2026-02-13 17:21:01 | 0 9,354,676 | 9,354,676 | Form 4 |
| 3 | MCMILLAN STEPHEN President and CEO | 2026-03-10 16:43:56 | 786,822 0 | 786,822 | Form 4 |
| 4 | KOEHLER MICHAEL President and CEO | 2016-03-10 17:20:12 | 619,815 91,154 | 710,969 | Form 4 |
| 5 | LUND VICTOR L Former Officer and Director Director | 2020-06-10 17:02:10 | 487,152 31,270 | 518,422 | Form 4 |
| 6 | Ederer John Chief Financial Officer | 2026-03-10 16:43:50 | 381,781 0 | 381,781 | Form 4 |
| 7 | Arora Sumeet Chief Product Officer | 2026-03-10 16:43:44 | 304,097 0 | 304,097 | Form 4 |
| 8 | Culhane Mark Chief Financial Officer | 2021-05-28 16:30:35 | 270,107 16,750 | 286,857 | Form 4 |
| 9 | Harrington Daniel L Chief Services Officer | 2021-03-02 20:38:44 | 237,646 46,603 | 284,249 | Form 4 |
| 10 | Petley Richard J Chief Revenue Officer | 2026-03-10 16:43:26 | 241,944 0 | 241,944 | Form 4 |
| 11 | Rogers Scot Frazier Chief Administrative Officer | 2026-03-10 16:43:38 | 240,150 0 | 240,150 | Form 4 |
| 12 | Fair Robert Chief Operating Officer | 2016-05-31 16:38:31 | 229,267 50 | 229,317 | Form 4 |
| 13 | Hutchinson Michael D Chief Operating Officer | 2026-03-10 16:43:32 | 220,004 0 | 220,004 | Form 4 |
| 14 | Brown Scott A Chief Revenue Officer | 2020-07-02 19:51:40 | 190,194 0 | 190,194 | Form 4 |
| 15 | RINGLER JAMES M Director | 2020-11-23 16:15:11 | 32,618 124,010 | 156,628 | Form 4 |
| 16 | Cullen-Cote Kathleen R Chief People Officer | 2025-03-10 16:28:50 | 142,707 0 | 142,707 | Form 4 |
| 17 | Treese Margaret A Chief Legal Officer | 2025-03-10 16:29:34 | 142,253 0 | 142,253 | Form 4 |
| 18 | Ratzesberger Oliver President and CEO | 2019-03-05 17:35:09 | 121,896 0 | 121,896 | Form 4 |
| 19 | Cione Todd Chief Revenue Officer | 2024-03-08 16:31:54 | 119,422 0 | 119,422 | Form 4 |
| 20 | Smotherman Charles T Interim Chief Financial Ofcr | 2025-03-27 16:59:29 | 114,618 0 | 114,618 | Form 4 |
| 21 | Woods Jacqueline D. Chief Marketing Officer | 2025-03-10 16:29:43 | 112,626 0 | 112,626 | Form 4 |
| 22 | BRAMLEY CLAIRE Chief Financial Officer | 2025-03-11 16:44:50 | 105,833 0 | 105,833 | Form 4 |
| 23 | Nyquist Laura K General Counsel | 2020-03-03 17:26:49 | 102,331 0 | 102,331 | Form 4 |
| 24 | SCHWARZ JOHN Director | 2025-05-19 16:43:31 | 101,779 0 | 101,779 | Form 4 |
| 25 | Scheppmann Stephen Mark EVP & Chief Financial Officer | 2017-08-01 15:40:13 | 96,624 4,873 | 101,497 | Form 4 |
| 26 | STAVROPOULOS WILLIAM S Director | 2020-05-07 16:42:53 | 94,711 3,000 | 97,711 | Form 4 |
| 27 | Wimmer Hermann Co-President | 2015-12-03 16:49:52 | 96,036 0 | 96,036 | Form 4 |
| 28 | Gnau Scott E EVP, Teradata Labs | 2015-02-13 16:23:28 | 85,975 7,243 | 93,218 | Form 4 |
| 29 | McDonald Darryl EVP, Applications | 2015-03-02 17:06:29 | 86,369 0 | 86,369 | Form 4/A |
| 30 | FU CARY T Director | 2022-05-12 17:04:57 | 84,534 0 | 84,534 | Form 4 |
| 31 | Etherington Martyn Chief Marketing Officer | 2021-03-16 17:35:16 | 84,454 0 | 84,454 | Form 4 |
| 32 | BOYKIN EDWARD P Director | 2016-04-28 16:41:09 | 82,432 0 | 82,432 | Form 4 |
| 33 | Langos Bruce Chief Operations Officer | 2015-02-13 16:25:50 | 78,805 0 | 78,805 | Form 4 |
| 34 | Poddar Reema Chief Product Officer | 2019-12-18 17:43:19 | 76,572 0 | 76,572 | Form 4 |
| 35 | Bacus Lisa R Director | 2025-05-19 16:44:04 | 75,104 0 | 75,104 | Form 4 |
| 36 | Fishback Daniel R Director | 2025-05-19 16:44:26 | 67,522 0 | 67,522 | Form 4 |
| 37 | Ashton Hillary Chief Product Officer | 2024-11-08 16:33:43 | 66,772 0 | 66,772 | Form 4 |
| 38 | Morton Richard A President, Americas Region | 2016-02-10 16:36:10 | 61,004 0 | 61,004 | Form 4 |
| 39 | Blanton Rocky EVP, Americas | 2015-02-13 16:21:11 | 47,320 13,561 | 60,881 | Form 4 |
| 40 | Olsen Joanne Beth Director | 2025-05-19 16:43:53 | 60,211 0 | 60,211 | Form 4 |
| 41 | KEPLER DAVID E Director | 2021-02-12 17:48:05 | 58,806 0 | 58,806 | Form 4 |
| 42 | PRAHALAD C K Director | 2008-10-02 15:25:08 | 55,425 0 | 55,425 | Form 4 |
| 43 | Nelson Kimberly K. Director | 2025-05-19 16:44:47 | 53,185 0 | 53,185 | Form 4 |
| 44 | Davis Saundra Chief Human Resource Officer | 2016-02-09 16:32:13 | 47,922 0 | 47,922 | Form 4 |
| 45 | COOPER NANCY E Director | 2017-04-20 16:03:21 | 42,480 0 | 42,480 | Form 4 |
| 46 | Dinning John EVP & Chief Business Officer | 2017-12-04 17:02:20 | 38,895 0 | 38,895 | Form 4 |
| 47 | CHOU TIMOTHY C K Director | 2025-05-27 16:13:39 | 36,077 0 | 36,077 | Form 4 |
| 48 | Zoumaras Suzanne C EVP & Chf Human Resource Ofcr | 2018-02-16 16:26:17 | 33,759 0 | 33,759 | Form 4 |
| 49 | McElhatton Todd Director | 2025-05-19 16:44:15 | 32,875 0 | 32,875 | Form 4 |
| 50 | Gianoni Michael P Director | 2026-02-25 16:26:25 | 31,523 0 | 31,523 | Form 4 |
| 51 | Tom Eric P EVP and Chief Revenue Officer | 2017-11-29 18:11:29 | 21,186 0 | 21,186 | Form 4 |
| 52 | FIORE PETER L Director | 2009-04-30 16:57:07 | 20,004 0 | 20,004 | Form 4 |
| 53 | Fisher Melissa B Director | 2026-03-10 16:45:21 | 3,850 0 | 3,850 | Form 4 |