TDC
Teradata Corporation$25.81-0.66 (-2.49%)Prev Close$26.47·MCap$2.54B·P/E19.79·Vol942.8K·Yield—
▲
Buys (12M)
0
$0.00
▼
Sells (12M)
13
$11.78M
◆
Net Activity
Net Seller
$11.78M
●
Active Insiders
9
last 12 mo
Over the past 12 months, insider activity at Teradata Corporation (TDC) has been exclusively selling, with 0 insider purchases totaling $0.00 and 13 insider sales totaling $11.78M. The most recent insider transaction was by MCMILLAN STEPHEN (director, officer: President and CEO), who sold $1.51M worth of shares on Feb 27, 2026. Teradata Corporation operates in the Technology sector, within the Software - Infrastructure industry, with a market cap of $2.54B.
TDC Insider Trading Activity
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Feb 27, 2026 | MCMILLAN STEPHEN | director, officer: President and CEO | Sell | 50,000 | $30.26 | $1.51M | 663,190 |
| Feb 25, 2026 | Gianoni Michael P | director | Sell | 25,000 | $29.97 | $749.1K | 31,523-44% |
| Feb 13, 2026 | Lynrock Lake LP | 10 percent owner | Sell | 61,990 | $40.29 | $2.50M | 9,406,152 |
| Feb 11, 2026 | Arora Sumeet | Chief Product Officer | Sell | 6,831 | $37.88 | $258.8K | 0 |
| Feb 11, 2026 | Ederer John | Chief Financial Officer | Sell | 6,418 | $37.88 | $243.1K | 0 |
| Feb 11, 2026 | Hutchinson Michael D | Chief Operating Officer | Sell | 19,511 | $37.88 | $739.1K | 0 |
| Feb 11, 2026 | MCMILLAN STEPHEN | President and CEO | Sell | 92,467 | $37.88 | $3.50M | 0 |
| Feb 11, 2026 | Petley Richard J | Chief Revenue Officer | Sell | 16,645 | $37.88 | $630.5K | 0 |
| Feb 11, 2026 | Rogers Scot Frazier | Chief Administrative Officer | Sell | 4,813 | $37.88 | $182.3K | 0 |
| Nov 17, 2025 | Arora Sumeet | Chief Product Officer | Sell | 8,333 | $26.13 | $217.7K | 0 |
| Nov 17, 2025 | Ederer John | Chief Financial Officer | Sell | 41,024 | $26.13 | $1.07M | 0 |
| May 22, 2025 | CHOU TIMOTHY C K | Director | Sell | 6,216 | $21.83 | $135.7K | 0 |
| May 13, 2025 | Petley Richard J | Chief Revenue Officer | Sell | 1,829 | $23.55 | $43.1K | 0 |
| Apr 7, 2025 | Petley Richard J | Chief Revenue Officer | Sell | 5,322 | $19.20 | $102.2K | 0 |
| Mar 10, 2025 | BRAMLEY CLAIRE | Chief Financial Officer | Sell | 35,464 | $22.83 | $809.6K | 0 |
| Mar 6, 2025 | BRAMLEY CLAIRE | Chief Financial Officer | Sell | 7,763 | $22.98 | $178.4K | 0 |
| Mar 6, 2025 | Cullen-Cote Kathleen R | Chief People Officer | Sell | 5,040 | $22.95 | $115.6K | 0 |
| Mar 6, 2025 | Hutchinson Michael D | Chief Operating Officer | Sell | 3,040 | $22.98 | $69.9K | 0 |
| Mar 6, 2025 | MCMILLAN STEPHEN | President and CEO | Sell | 22,650 | $22.98 | $520.5K | 0 |
| Mar 6, 2025 | Petley Richard J | Chief Revenue Officer | Sell | 3,180 | $22.98 | $73.1K | 0 |
| Mar 6, 2025 | Treese Margaret A | Chief Legal Officer | Sell | 3,795 | $22.98 | $87.2K | 0 |
| Mar 6, 2025 | Woods Jacqueline D. | Chief Marketing Officer | Sell | 2,519 | $22.98 | $57.9K | 0 |
| Mar 4, 2025 | Cullen-Cote Kathleen R | Chief People Officer | Sell | 1,881 | $23.16 | $43.6K | 0 |
| Mar 3, 2025 | BRAMLEY CLAIRE | Chief Financial Officer | Sell | 5,015 | $23.38 | $117.3K | 0 |
| Mar 3, 2025 | Hutchinson Michael D | Chief Operating Officer | Sell | 2,243 | $23.38 | $52.4K | 0 |
| Mar 3, 2025 | MCMILLAN STEPHEN | President and CEO | Sell | 18,811 | $23.38 | $439.8K | 0 |
| Mar 3, 2025 | Treese Margaret A | Chief Legal Officer | Sell | 3,152 | $23.38 | $73.7K | 0 |
| Mar 3, 2025 | Woods Jacqueline D. | Chief Marketing Officer | Sell | 2,092 | $23.38 | $48.9K | 0 |
| Feb 28, 2025 | Cullen-Cote Kathleen R | Chief People Officer | Sell | 10,190 | $23.67 | $241.2K | 0 |
| Feb 27, 2025 | BRAMLEY CLAIRE | Chief Financial Officer | Sell | 7,795 | $23.46 | $182.9K | 0 |
| Feb 27, 2025 | Cullen-Cote Kathleen R | Chief People Officer | Sell | 2,355 | $23.46 | $55.2K | 0 |
| Feb 27, 2025 | Hutchinson Michael D | Chief Operating Officer | Sell | 3,661 | $23.46 | $85.9K | 0 |
| Feb 27, 2025 | MCMILLAN STEPHEN | President and CEO | Sell | 20,470 | $23.46 | $480.2K | 0 |
| Feb 27, 2025 | Petley Richard J | Chief Revenue Officer | Sell | 2,899 | $23.46 | $68.0K | 0 |
| Feb 27, 2025 | Treese Margaret A | Chief Legal Officer | Sell | 3,430 | $23.46 | $80.5K | 0 |
| Feb 27, 2025 | Woods Jacqueline D. | Chief Marketing Officer | Sell | 3,130 | $23.46 | $73.4K | 0 |
| Nov 8, 2024 | Ashton Hillary | Chief Product Officer | Sell | 54,610 | $29.10 | $1.59M | 66,772-45% |
| Nov 8, 2024 | MCMILLAN STEPHEN | President and CEO | Sell | 20,000 | $30.00 | $600.1K | 373,579 |
| Sep 11, 2024 | Ashton Hillary | Chief Product Officer | Sell | 14,962 | $27.53 | $411.9K | 121,382 |
| Sep 11, 2024 | Cullen-Cote Kathleen R | Chief People Officer | Sell | 7,779 | $27.51 | $214.0K | 106,848 |
| Sep 3, 2024 | Treese Margaret A | Chief Legal Officer | Sell | 5,500 | $28.51 | $156.8K | 96,783 |
| Aug 14, 2024 | Cullen-Cote Kathleen R | Chief People Officer | Sell | 9,683 | $25.94 | $251.2K | 114,627 |
| May 29, 2024 | MCMILLAN STEPHEN | President and CEO | Sell | 10,000 | $31.95 | $319.5K | 393,679 |
| May 21, 2024 | CHOU TIMOTHY C K | Director | Sell | 6,356 | $33.43 | $212.5K | 30,804 |
| May 10, 2024 | Hutchinson Michael D | Chief Customer Officer | Sell | 18,500 | $32.96 | $609.8K | 55,190-25% |
| Mar 8, 2024 | Woods Jacqueline D. | Chief Marketing Officer | Sell | 8,620 | $38.60 | $332.8K | 85,275 |
| Mar 5, 2024 | Ashton Hillary | Chief Product Officer | Sell | 14,364 | $37.80 | $543.0K | 156,704 |
| Mar 5, 2024 | Cullen-Cote Kathleen R | Chief People Officer | Sell | 26,275 | $37.57 | $987.2K | 127,595 |
| Feb 23, 2024 | MCMILLAN STEPHEN | President and CEO | Sell | 40,597 | $38.22 | $1.55M | 528,302 |
| Jan 9, 2024 | Cione Todd | Chief Revenue Officer | Sell | 29,251 | $43.31 | $1.27M | 85,098-26% |
Showing 1–50 of 98
1 / 2
TDC Insider Buying Activity
The following table shows recent insider purchases of Teradata Corporation (TDC) stock reported via SEC Form 4 filings.
No insider buying activity found for TDC in the last 12 months.
TDC Insider Selling Activity
The following table shows recent insider sales of Teradata Corporation (TDC) stock reported via SEC Form 4 filings.
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Feb 27, 2026 | MCMILLAN STEPHEN | director, officer: President and CEO | Sell | 50,000 | $30.26 | $1.51M | 663,190 |
| Feb 25, 2026 | Gianoni Michael P | director | Sell | 25,000 | $29.97 | $749.1K | 31,523-44% |
| Feb 13, 2026 | Lynrock Lake LP | 10 percent owner | Sell | 61,990 | $40.29 | $2.50M | 9,406,152 |
| Feb 11, 2026 | Arora Sumeet | Chief Product Officer | Sell | 6,831 | $37.88 | $258.8K | 0 |
| Feb 11, 2026 | Ederer John | Chief Financial Officer | Sell | 6,418 | $37.88 | $243.1K | 0 |
| Feb 11, 2026 | Hutchinson Michael D | Chief Operating Officer | Sell | 19,511 | $37.88 | $739.1K | 0 |
| Feb 11, 2026 | MCMILLAN STEPHEN | President and CEO | Sell | 92,467 | $37.88 | $3.50M | 0 |
| Feb 11, 2026 | Petley Richard J | Chief Revenue Officer | Sell | 16,645 | $37.88 | $630.5K | 0 |
| Feb 11, 2026 | Rogers Scot Frazier | Chief Administrative Officer | Sell | 4,813 | $37.88 | $182.3K | 0 |
| Nov 17, 2025 | Arora Sumeet | Chief Product Officer | Sell | 8,333 | $26.13 | $217.7K | 0 |
| Nov 17, 2025 | Ederer John | Chief Financial Officer | Sell | 41,024 | $26.13 | $1.07M | 0 |
| May 22, 2025 | CHOU TIMOTHY C K | Director | Sell | 6,216 | $21.83 | $135.7K | 0 |
| May 13, 2025 | Petley Richard J | Chief Revenue Officer | Sell | 1,829 | $23.55 | $43.1K | 0 |
| Apr 7, 2025 | Petley Richard J | Chief Revenue Officer | Sell | 5,322 | $19.20 | $102.2K | 0 |
| Mar 10, 2025 | BRAMLEY CLAIRE | Chief Financial Officer | Sell | 35,464 | $22.83 | $809.6K | 0 |
| Mar 6, 2025 | BRAMLEY CLAIRE | Chief Financial Officer | Sell | 7,763 | $22.98 | $178.4K | 0 |
| Mar 6, 2025 | Cullen-Cote Kathleen R | Chief People Officer | Sell | 5,040 | $22.95 | $115.6K | 0 |
| Mar 6, 2025 | Hutchinson Michael D | Chief Operating Officer | Sell | 3,040 | $22.98 | $69.9K | 0 |
| Mar 6, 2025 | MCMILLAN STEPHEN | President and CEO | Sell | 22,650 | $22.98 | $520.5K | 0 |
| Mar 6, 2025 | Petley Richard J | Chief Revenue Officer | Sell | 3,180 | $22.98 | $73.1K | 0 |
| Mar 6, 2025 | Treese Margaret A | Chief Legal Officer | Sell | 3,795 | $22.98 | $87.2K | 0 |
| Mar 6, 2025 | Woods Jacqueline D. | Chief Marketing Officer | Sell | 2,519 | $22.98 | $57.9K | 0 |
| Mar 4, 2025 | Cullen-Cote Kathleen R | Chief People Officer | Sell | 1,881 | $23.16 | $43.6K | 0 |
| Mar 3, 2025 | BRAMLEY CLAIRE | Chief Financial Officer | Sell | 5,015 | $23.38 | $117.3K | 0 |
| Mar 3, 2025 | Hutchinson Michael D | Chief Operating Officer | Sell | 2,243 | $23.38 | $52.4K | 0 |
| Mar 3, 2025 | MCMILLAN STEPHEN | President and CEO | Sell | 18,811 | $23.38 | $439.8K | 0 |
| Mar 3, 2025 | Treese Margaret A | Chief Legal Officer | Sell | 3,152 | $23.38 | $73.7K | 0 |
| Mar 3, 2025 | Woods Jacqueline D. | Chief Marketing Officer | Sell | 2,092 | $23.38 | $48.9K | 0 |
| Feb 28, 2025 | Cullen-Cote Kathleen R | Chief People Officer | Sell | 10,190 | $23.67 | $241.2K | 0 |
| Feb 27, 2025 | BRAMLEY CLAIRE | Chief Financial Officer | Sell | 7,795 | $23.46 | $182.9K | 0 |
| Feb 27, 2025 | Cullen-Cote Kathleen R | Chief People Officer | Sell | 2,355 | $23.46 | $55.2K | 0 |
| Feb 27, 2025 | Hutchinson Michael D | Chief Operating Officer | Sell | 3,661 | $23.46 | $85.9K | 0 |
| Feb 27, 2025 | MCMILLAN STEPHEN | President and CEO | Sell | 20,470 | $23.46 | $480.2K | 0 |
| Feb 27, 2025 | Petley Richard J | Chief Revenue Officer | Sell | 2,899 | $23.46 | $68.0K | 0 |
| Feb 27, 2025 | Treese Margaret A | Chief Legal Officer | Sell | 3,430 | $23.46 | $80.5K | 0 |
| Feb 27, 2025 | Woods Jacqueline D. | Chief Marketing Officer | Sell | 3,130 | $23.46 | $73.4K | 0 |
| Nov 8, 2024 | Ashton Hillary | Chief Product Officer | Sell | 54,610 | $29.10 | $1.59M | 66,772-45% |
| Nov 8, 2024 | MCMILLAN STEPHEN | President and CEO | Sell | 20,000 | $30.00 | $600.1K | 373,579 |
| Sep 11, 2024 | Ashton Hillary | Chief Product Officer | Sell | 14,962 | $27.53 | $411.9K | 121,382 |
| Sep 11, 2024 | Cullen-Cote Kathleen R | Chief People Officer | Sell | 7,779 | $27.51 | $214.0K | 106,848 |
| Sep 3, 2024 | Treese Margaret A | Chief Legal Officer | Sell | 5,500 | $28.51 | $156.8K | 96,783 |
| Aug 14, 2024 | Cullen-Cote Kathleen R | Chief People Officer | Sell | 9,683 | $25.94 | $251.2K | 114,627 |
| May 29, 2024 | MCMILLAN STEPHEN | President and CEO | Sell | 10,000 | $31.95 | $319.5K | 393,679 |
| May 21, 2024 | CHOU TIMOTHY C K | Director | Sell | 6,356 | $33.43 | $212.5K | 30,804 |
| May 10, 2024 | Hutchinson Michael D | Chief Customer Officer | Sell | 18,500 | $32.96 | $609.8K | 55,190-25% |
| Mar 8, 2024 | Woods Jacqueline D. | Chief Marketing Officer | Sell | 8,620 | $38.60 | $332.8K | 85,275 |
| Mar 5, 2024 | Ashton Hillary | Chief Product Officer | Sell | 14,364 | $37.80 | $543.0K | 156,704 |
| Mar 5, 2024 | Cullen-Cote Kathleen R | Chief People Officer | Sell | 26,275 | $37.57 | $987.2K | 127,595 |
| Feb 23, 2024 | MCMILLAN STEPHEN | President and CEO | Sell | 40,597 | $38.22 | $1.55M | 528,302 |
| Jan 9, 2024 | Cione Todd | Chief Revenue Officer | Sell | 29,251 | $43.31 | $1.27M | 85,098-26% |
TDC Insiders
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