Teradata Corp. (TDC) Insider Trading
Directors, officers and holders of more than 10% of TDC report their trades in its stock on SEC Form 4, within two business days. Each row below is one Form 4 transaction line. The one-letter code says what kind of transaction it was: only P (purchase) and S (sale) are open-market or private trades; awards, option exercises, tax withholding and gifts carry other codes.
Recent Form 4 transactions
The 50 most recent of 149 transactions on file: 0 with code P, 10 with code S and 40 with other codes.
| Date | Insider | Title | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sep 15, 2026 | MCMILLAN STEPHEN | President and CEO | S Sale | 10,000 | $30.02 | $300,170 |
| Sep 15, 2026 | Hutchinson Michael D | Chief Operating Officer | S Sale | 48,077 | $30.00 | $1,442,310 |
| Sep 1, 2026 | Fisher Melissa B | Director | A Award | 619 | Not measured | Not measured |
| Sep 1, 2026 | Fisher Melissa B | Director | A Award | 344 | Not measured | Not measured |
| Aug 14, 2026 | Fisher Melissa B | Director | A Award | 2,197 | Not measured | Not measured |
| Aug 14, 2026 | Bacus Lisa R | Director | A Award | 2,197 | Not measured | Not measured |
| Aug 14, 2026 | Gianoni Michael P | Director | A Award | 2,197 | Not measured | Not measured |
| Aug 14, 2026 | McElhatton Todd | Director | A Award | 2,197 | Not measured | Not measured |
| Aug 14, 2026 | Nelson Kimberly K. | Director | A Award | 2,197 | Not measured | Not measured |
| Aug 1, 2026 | Leukert Bernd | Director | A Award | 8,330 | Not measured | Not measured |
| Jun 15, 2026 | Rogers Scot Frazier | Chief Administrative Officer | F Tax Payment | 10,266 | $33.62 | $345,143 |
| Jun 15, 2026 | Rogers Scot Frazier | Chief Administrative Officer | F Tax Payment | 13,247 | $33.62 | $445,364 |
| Jun 8, 2026 | CHOU TIMOTHY C K | Director | S Sale | 5,657 | $33.72 | $190,754 |
| Jun 1, 2026 | Petley Richard J | Chief Revenue Officer | S Sale | 16,237 | $35.00 | $568,295 |
| Jun 1, 2026 | Petley Richard J | Chief Revenue Officer | S Sale | 990 | $35.01 | $34,657 |
| May 22, 2026 | McElhatton Todd | Director | S Sale | 15,000 | $33.47 | $502,022 |
| May 19, 2026 | Arora Sumeet | Chief Product Officer | S Sale | 15,000 | $33.00 | $495,000 |
| May 18, 2026 | Arora Sumeet | Chief Product Officer | F Tax Payment | 13,553 | $32.77 | $444,132 |
| May 18, 2026 | Arora Sumeet | Chief Product Officer | F Tax Payment | 22,127 | $32.77 | $725,102 |
| May 18, 2026 | Ederer John | Chief Financial Officer | F Tax Payment | 13,355 | $32.77 | $437,643 |
| May 14, 2026 | Olsen Joanne Beth | Director | A Award | 8,790 | Not measured | Not measured |
| May 14, 2026 | Nelson Kimberly K. | Director | A Award | 8,790 | Not measured | Not measured |
| May 14, 2026 | Bacus Lisa R | Director | A Award | 8,790 | Not measured | Not measured |
| May 14, 2026 | McElhatton Todd | Director | A Award | 8,790 | Not measured | Not measured |
| May 14, 2026 | Fisher Melissa B | Director | A Award | 8,790 | Not measured | Not measured |
| May 14, 2026 | CHOU TIMOTHY C K | Director | A Award | 8,790 | Not measured | Not measured |
| May 14, 2026 | SCHWARZ JOHN | Director | A Award | 8,790 | Not measured | Not measured |
| May 14, 2026 | Gianoni Michael P | Director | A Award | 8,790 | Not measured | Not measured |
| May 13, 2026 | Petley Richard J | Chief Revenue Officer | F Tax Payment | 1,829 | $32.70 | $59,808 |
| May 12, 2026 | MCMILLAN STEPHEN | President and CEO | S Sale | 20,000 | $31.71 | $634,158 |
| May 7, 2026 | Arora Sumeet | Chief Product Officer | S Sale | 2,645 | $30.84 | $81,572 |
| May 7, 2026 | Petley Richard J | Chief Revenue Officer | S Sale | 34,317 | $30.84 | $1,058,336 |
| Mar 9, 2026 | MCMILLAN STEPHEN | President and CEO | J Other | 4,376 | Not measured | Not measured |
| Mar 6, 2026 | Hutchinson Michael D | Chief Operating Officer | F Tax Payment | 3,727 | $28.02 | $104,431 |
| Mar 6, 2026 | Petley Richard J | Chief Revenue Officer | F Tax Payment | 3,180 | $28.02 | $89,104 |
| Mar 6, 2026 | MCMILLAN STEPHEN | President and CEO | F Tax Payment | 22,230 | $28.02 | $622,885 |
| Mar 3, 2026 | Hutchinson Michael D | Chief Operating Officer | F Tax Payment | 15,208 | $30.36 | $461,715 |
| Mar 3, 2026 | Petley Richard J | Chief Revenue Officer | F Tax Payment | 13,309 | $30.36 | $404,061 |
| Mar 3, 2026 | MCMILLAN STEPHEN | President and CEO | F Tax Payment | 40,319 | $30.36 | $1,224,085 |
| Mar 1, 2026 | Petley Richard J | Chief Revenue Officer | A Award | 74,257 | Not measured | Not measured |
| Mar 1, 2026 | Fisher Melissa B | Director | A Award | 2,475 | Not measured | Not measured |
| Mar 1, 2026 | Arora Sumeet | Chief Product Officer | A Award | 66,007 | Not measured | Not measured |
| Mar 1, 2026 | Ederer John | Chief Financial Officer | A Award | 74,257 | Not measured | Not measured |
| Mar 1, 2026 | Rogers Scot Frazier | Chief Administrative Officer | A Award | 53,630 | Not measured | Not measured |
| Mar 1, 2026 | MCMILLAN STEPHEN | President and CEO | A Award | 206,271 | Not measured | Not measured |
| Mar 1, 2026 | Fisher Melissa B | Director | A Award | 1,375 | Not measured | Not measured |
| Mar 1, 2026 | Hutchinson Michael D | Chief Operating Officer | A Award | 66,007 | Not measured | Not measured |
| Feb 27, 2026 | Petley Richard J | Chief Revenue Officer | F Tax Payment | 2,899 | $31.49 | $91,290 |
| Feb 27, 2026 | MCMILLAN STEPHEN | President and CEO | F Tax Payment | 20,090 | $31.49 | $632,634 |
| Feb 27, 2026 | Hutchinson Michael D | Chief Operating Officer | F Tax Payment | 5,052 | $31.49 | $159,087 |
The full Form 4 history is on the TDC company page (Insider Trades card, View all).
Questions about this data
Which insider transactions are open-market trades?
Code P (open market or private purchase) and code S (open market or private sale). Code F is shares withheld to pay tax on vesting stock, A is an award from the company, M and X are option exercises and G is a gift. None of those is the insider choosing to buy or sell in the market.
How quickly are insider trades reported?
A Form 4 is due before the end of the second business day after the trade. The date shown is the transaction date from the form.
Who has to file Form 4?
Officers, directors and beneficial owners of more than 10% of a class of the company’s registered equity, under Section 16 of the Securities Exchange Act.
Look up any code in the Form 4 transaction code reference, or read Form 4 codes explained.