InsiderFlow

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

DateInsiderTypeValue
Feb 27, 2026 MCMILLAN STEPHENSell$1.51M
Feb 25, 2026 Gianoni Michael PSell$749.1K
Feb 13, 2026 Lynrock Lake LPSell$2.50M
Feb 11, 2026 Arora SumeetSell$258.8K
Feb 11, 2026 Ederer JohnSell$243.1K
Feb 11, 2026 Hutchinson Michael DSell$739.1K
Feb 11, 2026 MCMILLAN STEPHENSell$3.50M
Feb 11, 2026 Petley Richard JSell$630.5K
Feb 11, 2026 Rogers Scot FrazierSell$182.3K
Nov 17, 2025 Arora SumeetSell$217.7K
Nov 17, 2025 Ederer JohnSell$1.07M
May 22, 2025 CHOU TIMOTHY C KSell$135.7K
May 13, 2025 Petley Richard JSell$43.1K
Apr 7, 2025 Petley Richard JSell$102.2K
Mar 10, 2025 BRAMLEY CLAIRESell$809.6K
Mar 6, 2025 BRAMLEY CLAIRESell$178.4K
Mar 6, 2025 Cullen-Cote Kathleen RSell$115.6K
Mar 6, 2025 Hutchinson Michael DSell$69.9K
Mar 6, 2025 MCMILLAN STEPHENSell$520.5K
Mar 6, 2025 Petley Richard JSell$73.1K
Mar 6, 2025 Treese Margaret ASell$87.2K
Mar 6, 2025 Woods Jacqueline D.Sell$57.9K
Mar 4, 2025 Cullen-Cote Kathleen RSell$43.6K
Mar 3, 2025 BRAMLEY CLAIRESell$117.3K
Mar 3, 2025 Hutchinson Michael DSell$52.4K
Mar 3, 2025 MCMILLAN STEPHENSell$439.8K
Mar 3, 2025 Treese Margaret ASell$73.7K
Mar 3, 2025 Woods Jacqueline D.Sell$48.9K
Feb 28, 2025 Cullen-Cote Kathleen RSell$241.2K
Feb 27, 2025 BRAMLEY CLAIRESell$182.9K
Feb 27, 2025 Cullen-Cote Kathleen RSell$55.2K
Feb 27, 2025 Hutchinson Michael DSell$85.9K
Feb 27, 2025 MCMILLAN STEPHENSell$480.2K
Feb 27, 2025 Petley Richard JSell$68.0K
Feb 27, 2025 Treese Margaret ASell$80.5K
Feb 27, 2025 Woods Jacqueline D.Sell$73.4K
Nov 8, 2024 Ashton HillarySell$1.59M
Nov 8, 2024 MCMILLAN STEPHENSell$600.1K
Sep 11, 2024 Ashton HillarySell$411.9K
Sep 11, 2024 Cullen-Cote Kathleen RSell$214.0K
Sep 3, 2024 Treese Margaret ASell$156.8K
Aug 14, 2024 Cullen-Cote Kathleen RSell$251.2K
May 29, 2024 MCMILLAN STEPHENSell$319.5K
May 21, 2024 CHOU TIMOTHY C KSell$212.5K
May 10, 2024 Hutchinson Michael DSell$609.8K
Mar 8, 2024 Woods Jacqueline D.Sell$332.8K
Mar 5, 2024 Ashton HillarySell$543.0K
Mar 5, 2024 Cullen-Cote Kathleen RSell$987.2K
Feb 23, 2024 MCMILLAN STEPHENSell$1.55M
Jan 9, 2024 Cione ToddSell$1.27M
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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.

DateInsiderTypeValue
Feb 27, 2026 MCMILLAN STEPHENSell$1.51M
Feb 25, 2026 Gianoni Michael PSell$749.1K
Feb 13, 2026 Lynrock Lake LPSell$2.50M
Feb 11, 2026 Arora SumeetSell$258.8K
Feb 11, 2026 Ederer JohnSell$243.1K
Feb 11, 2026 Hutchinson Michael DSell$739.1K
Feb 11, 2026 MCMILLAN STEPHENSell$3.50M
Feb 11, 2026 Petley Richard JSell$630.5K
Feb 11, 2026 Rogers Scot FrazierSell$182.3K
Nov 17, 2025 Arora SumeetSell$217.7K
Nov 17, 2025 Ederer JohnSell$1.07M
May 22, 2025 CHOU TIMOTHY C KSell$135.7K
May 13, 2025 Petley Richard JSell$43.1K
Apr 7, 2025 Petley Richard JSell$102.2K
Mar 10, 2025 BRAMLEY CLAIRESell$809.6K
Mar 6, 2025 BRAMLEY CLAIRESell$178.4K
Mar 6, 2025 Cullen-Cote Kathleen RSell$115.6K
Mar 6, 2025 Hutchinson Michael DSell$69.9K
Mar 6, 2025 MCMILLAN STEPHENSell$520.5K
Mar 6, 2025 Petley Richard JSell$73.1K
Mar 6, 2025 Treese Margaret ASell$87.2K
Mar 6, 2025 Woods Jacqueline D.Sell$57.9K
Mar 4, 2025 Cullen-Cote Kathleen RSell$43.6K
Mar 3, 2025 BRAMLEY CLAIRESell$117.3K
Mar 3, 2025 Hutchinson Michael DSell$52.4K
Mar 3, 2025 MCMILLAN STEPHENSell$439.8K
Mar 3, 2025 Treese Margaret ASell$73.7K
Mar 3, 2025 Woods Jacqueline D.Sell$48.9K
Feb 28, 2025 Cullen-Cote Kathleen RSell$241.2K
Feb 27, 2025 BRAMLEY CLAIRESell$182.9K
Feb 27, 2025 Cullen-Cote Kathleen RSell$55.2K
Feb 27, 2025 Hutchinson Michael DSell$85.9K
Feb 27, 2025 MCMILLAN STEPHENSell$480.2K
Feb 27, 2025 Petley Richard JSell$68.0K
Feb 27, 2025 Treese Margaret ASell$80.5K
Feb 27, 2025 Woods Jacqueline D.Sell$73.4K
Nov 8, 2024 Ashton HillarySell$1.59M
Nov 8, 2024 MCMILLAN STEPHENSell$600.1K
Sep 11, 2024 Ashton HillarySell$411.9K
Sep 11, 2024 Cullen-Cote Kathleen RSell$214.0K
Sep 3, 2024 Treese Margaret ASell$156.8K
Aug 14, 2024 Cullen-Cote Kathleen RSell$251.2K
May 29, 2024 MCMILLAN STEPHENSell$319.5K
May 21, 2024 CHOU TIMOTHY C KSell$212.5K
May 10, 2024 Hutchinson Michael DSell$609.8K
Mar 8, 2024 Woods Jacqueline D.Sell$332.8K
Mar 5, 2024 Ashton HillarySell$543.0K
Mar 5, 2024 Cullen-Cote Kathleen RSell$987.2K
Feb 23, 2024 MCMILLAN STEPHENSell$1.55M
Jan 9, 2024 Cione ToddSell$1.27M

TDC Insiders

MCMILLAN STEPHEN

President and CEO

Sold $12.36M
15 tradesLast: Feb 27, 2026
Gianoni Michael P

Director

Sold $2.25M
2 tradesLast: Feb 25, 2026
Lynrock Lake LP

10 percent owner

Sold $2.50M
1 tradesLast: Feb 13, 2026
Arora Sumeet

Chief Product Officer

Sold $476.5K
2 tradesLast: Feb 11, 2026
Hutchinson Michael D

Chief Operating Officer

Sold $1.76M
6 tradesLast: Feb 11, 2026
Petley Richard J

Chief Revenue Officer

Sold $916.9K
5 tradesLast: Feb 11, 2026
Rogers Scot Frazier

Chief Administrative Officer

Sold $182.3K
1 tradesLast: Feb 11, 2026
Ederer John

Chief Financial Officer

Sold $1.32M
2 tradesLast: Feb 11, 2026
CHOU TIMOTHY C K

Director

Sold $1.37M
8 tradesLast: May 22, 2025
BRAMLEY CLAIRE

Chief Financial Officer

Sold $2.37M
10 tradesLast: Mar 10, 2025
Woods Jacqueline D.

Chief Marketing Officer

Sold $513.0K
4 tradesLast: Mar 6, 2025
Treese Margaret A

Chief Legal Officer

Sold $1.96M
9 tradesLast: Mar 6, 2025
Cullen-Cote Kathleen R

Chief People Officer

Sold $4.53M
11 tradesLast: Mar 6, 2025
Ashton Hillary

Chief Product Officer

Sold $5.77M
12 tradesLast: Nov 8, 2024
Cione Todd

Chief Revenue Officer

Sold $8.22M
6 tradesLast: Jan 9, 2024
Culhane Mark

Chief Financial Officer

Sold $553.0K
2 tradesLast: May 28, 2021
Etherington Martyn

Chief Marketing Officer

Sold $355.1K
1 tradesLast: Mar 16, 2021
Harrington Daniel L

Chief Services Officer

Sold $309.9K
1 tradesLast: Mar 1, 2021