NYSE · CIK 0000816761
TDC TERADATA CORP /DE/
Insider trading from SEC Form 4. Last filing 25 d ago. Close $30.59 on Oct 9, 2026, +50% from the 52-week low and -19% from the high.
Last 90 days
Net insider value
-$1.7M
more sold than bought
Buys
0
$0 by 0 insiders
Sells
2
$1.7M by 2 insiders
Insiders on file
19
with a Form 4 at this company
Price and insider trades, last year
TDCOct 9, 2026 · close 30.59
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
Open-market buys and sells at TERADATA CORP /DE/, scored.
| Score | Insider | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 38Weak | Michael D Hutchinson Chief Operating Officer sell | $1.4M 48,077 shares | -22% | +44% from low-22% from high | |
| 27Weak | Stephen McMillan President and CEO sell | $300k 10,000 shares | -1% | +44% from low-22% from high | |
| 11Weak | Timothy C K Chou director sell | $136k 6,216 shares | -15% | +15% from low-34% from high | |
| 42Moderate | Claire Bramley Chief Financial Officer sell | $810k 35,464 shares | -25% | - | |
| 9Weak | Kathleen R Cullen-Cote Chief People Officer sell | $40k 1,755 shares | -1% | - | |
| 9Weak | Kathleen R Cullen-Cote Chief People Officer sell | $44k 1,881 shares | -1% | - | |
| 15Weak | Kathleen R Cullen-Cote Chief People Officer sell | $197k 8,308 shares | -7% | - | |
| 58Moderate | Hillary Ashton Chief Product Officer sell | $1.6M 54,610 shares | -45% | - | |
| 32Weak | Stephen McMillan President and CEO sell | $600k 20,000 shares | -5% | - |
Transactions
The last 50 rows filed, every code.
| Date | Insider | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Sep 15, 2026 | Stephen McMillan President and CEO | SOpen-market sale Common Stock10b5-1 | -10,000 | $30.02 | $300k | 752,446 | 25 d ago |
| Sep 15, 2026 | Michael D Hutchinson Chief Operating Officer | SOpen-market sale Common Stock10b5-1 | -48,077 | $30.00 | $1.4M | 171,927 | 25 d ago |
| Sep 1, 2026 | Melissa B Fisher director | AGrant or award Common Stock | +619 | $0.00 | $0 | 15,456 | 39 d ago |
| Sep 1, 2026 | Melissa B Fisher director | AGrant or award Common Stock | +344 | $0.00 | $0 | 15,800 | 39 d ago |
| Jun 13, 2025 | Scot Frazier Rogers Chief Administrative Officer | AGrant or award Common Stock | +89,928 | $0.00 | $0 | 89,928 | Jun 17, 2025 |
| Jun 13, 2025 | Scot Frazier Rogers Chief Administrative Officer | AGrant or award Common Stock | +69,694 | $0.00 | $0 | 159,622 | Jun 17, 2025 |
| May 22, 2025 | Timothy C K Chou director | SOpen-market sale Common Stock10b5-1 | -6,216 | $21.83 | $136k | 36,077 | May 27, 2025 |
| May 16, 2025 | Sumeet Arora Chief Product Officer | AGrant or award Common Stock | +136,986 | $0.00 | $0 | 136,986 | May 20, 2025 |
| May 16, 2025 | John Ederer Chief Financial Officer | AGrant or award Common Stock | +205,479 | $0.00 | $0 | 205,479 | May 20, 2025 |
| May 16, 2025 | Sumeet Arora Chief Product Officer | AGrant or award Common Stock | +79,909 | $0.00 | $0 | 216,895 | May 20, 2025 |
| May 16, 2025 | John Ederer Chief Financial Officer | AGrant or award Common Stock | +102,740 | $0.00 | $0 | 308,219 | May 20, 2025 |
| May 15, 2025 | Michael P Gianoni director | AGrant or award Common Stock | +11,489 | $0.00 | $0 | 56,523 | May 19, 2025 |
| May 15, 2025 | John Schwarz director | AGrant or award Common Stock | +11,489 | $0.00 | $0 | 101,779 | May 19, 2025 |
| May 15, 2025 | Joanne Beth Olsen director | AGrant or award Common Stock | +11,489 | $0.00 | $0 | 60,211 | May 19, 2025 |
| May 15, 2025 | Kimberly K. Nelson director | AGrant or award Common Stock | +11,489 | $0.00 | $0 | 53,185 | May 19, 2025 |
| May 15, 2025 | Todd McElhatton director | AGrant or award Common Stock | +11,489 | $0.00 | $0 | 32,875 | May 19, 2025 |
| May 15, 2025 | Daniel R Fishback director | AGrant or award Common Stock | +11,489 | $0.00 | $0 | 67,522 | May 19, 2025 |
| May 15, 2025 | Timothy C K Chou director | AGrant or award Common Stock | +11,489 | $0.00 | $0 | 42,293 | May 19, 2025 |
| May 15, 2025 | Lisa R Bacus director | AGrant or award Common Stock | +11,489 | $0.00 | $0 | 75,104 | May 19, 2025 |
| May 13, 2025 | Richard J Petley Chief Revenue Officer | FTax withholding Common Stock | -1,829 | $23.55 | $43k | 143,815 | May 15, 2025 |
| Apr 7, 2025 | Richard J Petley Chief Revenue Officer | FTax withholding Common Stock | -3,313 | $19.20 | $64k | 147,653 | Apr 8, 2025 |
| Apr 7, 2025 | Richard J Petley Chief Revenue Officer | FTax withholding Common Stock | -2,009 | $19.20 | $39k | 145,644 | Apr 8, 2025 |
| Mar 10, 2025 | Claire Bramley Chief Financial Officer | SOpen-market sale Common Stock10b5-1 | -15,225 | $22.82 | $347k | 126,072 | Mar 11, 2025 |
| Mar 10, 2025 | Claire Bramley Chief Financial Officer | SOpen-market sale Common Stock10b5-1 | -300 | $23.50 | $7,050 | 125,772 | Mar 11, 2025 |
| Mar 10, 2025 | Claire Bramley Chief Financial Officer | SOpen-market sale Common Stock10b5-1 | -19,839 | $22.83 | $453k | 105,933 | Mar 11, 2025 |
| Mar 10, 2025 | Claire Bramley Chief Financial Officer | SOpen-market sale Common Stock10b5-1 | -100 | $23.52 | $2,352 | 105,833 | Mar 11, 2025 |
| Mar 6, 2025 | Claire Bramley Chief Financial Officer | FTax withholding Common Stock | -7,763 | $22.98 | $178k | 141,297 | Mar 10, 2025 |
| Mar 6, 2025 | Kathleen R Cullen-Cote Chief People Officer | FTax withholding Common Stock10b5-1 | -3,285 | $22.98 | $75k | 144,462 | Mar 10, 2025 |
| Mar 6, 2025 | Michael D Hutchinson Chief Operating Officer | FTax withholding Common Stock | -3,040 | $22.98 | $70k | 137,024 | Mar 10, 2025 |
| Mar 7, 2025 | Kathleen R Cullen-Cote Chief People Officer | SOpen-market sale Common Stock10b5-1 | -1,755 | $22.88 | $40k | 142,707 | Mar 10, 2025 |
| Mar 4, 2025 | Kathleen R Cullen-Cote Chief People Officer | SOpen-market sale Common Stock10b5-1 | -1,881 | $23.16 | $44k | 147,747 | Mar 5, 2025 |
| Mar 3, 2025 | Claire Bramley Chief Financial Officer | FTax withholding Common Stock | -5,015 | $23.38 | $117k | 149,060 | Mar 4, 2025 |
| Mar 3, 2025 | Michael D Hutchinson Chief Operating Officer | FTax withholding Common Stock | -2,243 | $23.38 | $52k | 56,885 | Mar 4, 2025 |
| Feb 28, 2025 | Kathleen R Cullen-Cote Chief People Officer | SOpen-market sale Common Stock10b5-1 | -2,353 | $23.39 | $55k | 114,951 | Mar 4, 2025 |
| Mar 3, 2025 | Kathleen R Cullen-Cote Chief People Officer | SOpen-market sale Common Stock10b5-1 | -5,955 | $23.87 | $142k | 108,996 | Mar 4, 2025 |
| Mar 3, 2025 | Michael D Hutchinson Chief Operating Officer | AGrant or award Common Stock | +83,179 | $0.00 | $0 | 140,064 | Mar 4, 2025 |
| Mar 3, 2025 | Kathleen R Cullen-Cote Chief People Officer | FTax withholding Common Stock10b5-1 | -1,882 | $23.38 | $44k | 107,114 | Mar 4, 2025 |
| Mar 3, 2025 | Kathleen R Cullen-Cote Chief People Officer | AGrant or award Common Stock10b5-1 | +42,514 | $0.00 | $0 | 149,628 | Mar 4, 2025 |
| Feb 27, 2025 | Claire Bramley Chief Financial Officer | FTax withholding Common Stock | -7,795 | $23.46 | $183k | 154,075 | Feb 28, 2025 |
| Feb 27, 2025 | Michael D Hutchinson Chief Operating Officer | FTax withholding Common Stock | -3,661 | $23.46 | $86k | 59,128 | Feb 28, 2025 |
| Feb 27, 2025 | Kathleen R Cullen-Cote Chief People Officer | FTax withholding Common Stock | -2,355 | $23.46 | $55k | 116,403 | Feb 28, 2025 |
| Feb 12, 2025 | Claire Bramley Chief Financial Officer | AGrant or award Common Stock | +31,994 | $0.00 | $0 | 178,339 | Feb 14, 2025 |
| Feb 12, 2025 | Kathleen R Cullen-Cote Chief People Officer | AGrant or award Common Stock | +18,282 | $0.00 | $0 | 125,130 | Feb 14, 2025 |
| Feb 12, 2025 | Michael D Hutchinson Chief Customer Officer | AGrant or award Common Stock | +18,282 | $0.00 | $0 | 70,317 | Feb 14, 2025 |
| Feb 12, 2025 | Claire Bramley Chief Financial Officer | FTax withholding Common Stock | -16,469 | $24.62 | $405k | 161,870 | Feb 14, 2025 |
| Feb 12, 2025 | Kathleen R Cullen-Cote Chief People Officer | FTax withholding Common Stock | -6,372 | $24.62 | $157k | 118,758 | Feb 14, 2025 |
| Feb 12, 2025 | Michael D Hutchinson Chief Customer Officer | FTax withholding Common Stock | -7,528 | $24.62 | $185k | 62,789 | Feb 14, 2025 |
| Dec 9, 2024 | Jacqueline D. Woods Chief Marketing Officer | FTax withholding Common Stock | -7,060 | $32.42 | $229k | 71,217 | Dec 10, 2024 |
| Nov 8, 2024 | Stephen McMillan President and CEO | SOpen-market sale Common Stock10b5-1 | -20,000 | $30.00 | $600k | 373,579 | Nov 8, 2024 |
| Nov 7, 2024 | Hillary Ashton Chief Product Officer | SOpen-market sale Common Stock | -54,610 | $29.10 | $1.6M | 66,772 | Nov 8, 2024 |
Insiders
Everyone who has filed a Form 4 here.
- Sumeet AroraChief Product Officer
- Hillary AshtonChief Product Officer
- Claire BramleyChief Financial Officer
- Lisa R Bacusdirector
- Timothy C K Choudirector
- Kathleen R Cullen-CoteChief People Officer
- John EdererChief Financial Officer
- Daniel R Fishbackdirector
- Melissa B Fisherdirector
- Michael P Gianoniceo, president, officer, director
- Michael D HutchinsonChief Operating Officer
- Stephen McMillanPresident and CEO
- Todd McElhattondirector
- Kimberly K. Nelsondirector
- Joanne Beth Olsendirector
- Richard J PetleyChief Revenue Officer
- Scot Frazier RogersChief Administrative Officer
- John Schwarzdirector
- Jacqueline D. WoodsChief Marketing Officer
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.