TERADATA CORP /DE/
Total Trades
44
Buys
0
Sells
40
Largest Trade
N/A
Insiders
10
Institutional Funds
333
Inst. Value
$1M+
Activist Filings
20
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| MCMILLAN STEPHEN | President and CEO | SELL | $1M+ | 50K | $30.26 | Feb 27, 2026 |
| Gianoni Michael P | Director | SELL | $500K+ | 25K | $29.96 | Feb 25, 2026 |
| Lynrock Lake LP | 10% Owner | SELL | $1M+ | 62K | $40.29 | Feb 13, 2026 |
| CHOU TIMOTHY C K | Director | SELL | $100K–$500K | 6K | $21.83 | May 27, 2025 |
| Ashton Hillary | Chief Product Offi… | SELL | $1M+ | 55K | $29.10 | Nov 8, 2024 |
| MCMILLAN STEPHEN | President and CEO | SELL | $500K+ | 20K | $30.00 | Nov 8, 2024 |
| Treese Margaret A | Chief Legal Officer | SELL | $100K–$500K | 6K | $28.50 | Sep 3, 2024 |
| MCMILLAN STEPHEN | President and CEO | SELL | $100K–$500K | 10K | $31.95 | May 29, 2024 |
| MCMILLAN STEPHEN | President and CEO | SELL | $1M+ | 41K | $38.22 | Feb 23, 2024 |
| Treese Margaret A | Chief Legal Officer | EXERCISE | $100K–$500K | 6K | $44.86 | Nov 16, 2023 |
| Treese Margaret A | Chief Legal Officer | SELL | $100K–$500K | 9K | $47.36 | Nov 16, 2023 |
| BRAMLEY CLAIRE | CFO | SELL | $100K–$500K | 4K | $46.00 | Nov 14, 2023 |
| MCMILLAN STEPHEN | President and CEO | SELL | $100K–$500K | 8K | $46.21 | Nov 14, 2023 |
| MCMILLAN STEPHEN | President and CEO | SELL | $100K–$500K | 8K | $44.39 | Sep 13, 2023 |
| Ashton Hillary | Chief Product Offi… | SELL | $50K–$100K | 2K | $45.29 | Sep 6, 2023 |
| Ashton Hillary | Chief Product Offi… | SELL | $1M+ | 26K | $44.53 | Aug 18, 2023 |
| Cione Todd | Chief Revenue Offi… | SELL | $1M+ | 41K | $45.00 | Aug 15, 2023 |
| BRAMLEY CLAIRE | CFO | SELL | $100K–$500K | 4K | $45.05 | Aug 15, 2023 |
| Cullen-Cote Kathleen R | Chief People Officer | SELL | $100K–$500K | 6K | $45.50 | Aug 15, 2023 |
| MCMILLAN STEPHEN | President and CEO | SELL | $100K–$500K | 8K | $45.26 | Aug 15, 2023 |
| Treese Margaret A | Chief Legal Officer | SELL | $500K+ | 15K | $44.74 | Aug 15, 2023 |
| Gianoni Michael P | Director | SELL | $1M+ | 29K | $51.57 | Jun 16, 2023 |
| MCMILLAN STEPHEN | President and CEO | SELL | $500K+ | 13K | $49.00 | Jun 13, 2023 |
| BRAMLEY CLAIRE | CFO | SELL | $100K–$500K | 5K | $44.21 | May 15, 2023 |
| MCMILLAN STEPHEN | President and CEO | SELL | $100K–$500K | 11K | $41.03 | Mar 3, 2023 |
| Cullen-Cote Kathleen R | Chief People Officer | SELL | $500K+ | 24K | $40.78 | Mar 3, 2023 |
| Ashton Hillary | Chief Product Offi… | SELL | $1M+ | 30K | $40.77 | Mar 3, 2023 |
| BRAMLEY CLAIRE | CFO | SELL | $100K–$500K | 5K | $40.00 | Feb 15, 2023 |
| Cione Todd | Chief Revenue Offi… | SELL | $500K+ | 17K | $33.56 | Jan 9, 2023 |
| Hutchinson Michael D | Chief Customer Off… | SELL | $100K–$500K | 6K | $34.80 | Dec 14, 2022 |
| Ashton Hillary | Chief Product Offi… | SELL | $100K–$500K | 6K | $34.06 | Dec 2, 2022 |
| Ashton Hillary | Chief Product Offi… | SELL | $50K–$100K | 2K | $32.74 | Sep 6, 2022 |
| BRAMLEY CLAIRE | CFO | SELL | $50K–$100K | 2K | $35.54 | May 27, 2022 |
| CHOU TIMOTHY C K | Director | SELL | $100K–$500K | 4K | $45.82 | Apr 22, 2022 |
| CHOU TIMOTHY C K | Director | SELL | $100K–$500K | 2K | $49.06 | Apr 6, 2022 |
| BRAMLEY CLAIRE | CFO | SELL | $100K–$500K | 5K | $45.40 | Mar 11, 2022 |
| Cullen-Cote Kathleen R | Chief People Officer | SELL | $1M+ | 22K | $49.29 | Mar 3, 2022 |
| Cullen-Cote Kathleen R | Chief People Officer | GRANT | N/A | 17K | — | Mar 3, 2022 |
| Cione Todd | Chief Revenue Offi… | SELL | $100K–$500K | 6K | $48.94 | Mar 3, 2022 |
| Cione Todd | Chief Revenue Offi… | GRANT | N/A | 25K | — | Mar 3, 2022 |
| MCMILLAN STEPHEN | President and CEO | SELL | $500K+ | 20K | $48.75 | Mar 3, 2022 |
| MCMILLAN STEPHEN | President and CEO | GRANT | N/A | 106K | — | Mar 3, 2022 |
| Treese Margaret A | Chief Legal Officer | SELL | $100K–$500K | 4K | $45.30 | Feb 10, 2022 |
| Cione Todd | Chief Revenue Offi… | SELL | $1M+ | 47K | $42.49 | Jan 8, 2022 |
Institutional Ownership
13F filings as of Dec 31, 2025 · 333 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| STATE STREET CORP | 3.2M | $1M+ | SH |
| LSV ASSET MANAGEMENT | 2.6M | $1M+ | SH |
| FULLER & THALER ASSET MANAGEMENT, INC. | 2.2M | $1M+ | SH |
| FULLER & THALER ASSET MANAGEMENT, INC. | 2.2M | $1M+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 2.0M | $1M+ | SH |
| Boston Partners | 1.9M | $1M+ | SH |
| Allianz Asset Management GmbH | 1.6M | $1M+ | SH |
| DIMENSIONAL FUND ADVISORS LP | 1.6M | $1M+ | SH |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1.3M | $1M+ | SH |
| Defiance ETFs, LLC | 1.3M | $1M+ | SH |
| Penserra Capital Management LLC | 1.3M | $1M+ | SH |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 1.2M | $1M+ | SH |
| GOLDMAN SACHS GROUP INC | 914K | $1M+ | SH |
| JACOBS LEVY EQUITY MANAGEMENT, INC | 864K | $1M+ | SH |
| LAZARD ASSET MANAGEMENT LLC | 702K | $1M+ | SH |
| Robeco Institutional Asset Management B.V. | 564K | $1M+ | SH |
| FIRST TRUST ADVISORS LP | 471K | $1M+ | SH |
| Nuveen, LLC | 454K | $1M+ | SH |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 442K | $1M+ | SH |
| PRINCIPAL FINANCIAL GROUP INC | 440K | $1M+ | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
SC 13D/A · Feb 13, 2026
10.0%
9.4M shares
SC 13G/A · Aug 14, 2025
4.8%
4.6M shares
SC 13G/A · Apr 17, 2025
13.3%
12.8M shares
SC 13D · Mar 21, 2025
9.9%
9.4M shares
SC 13G/A · Nov 14, 2024
6.9%
6.7M shares
SC 13G/A · Nov 12, 2024
13.7%
13.2M shares
SC 13G/A · Nov 4, 2024
13.7%
13.2M shares
SC 13G/A · Feb 14, 2024
5.2%
5.1M shares
Ameriprise Financial, Inc. IRS No. 13-3180631
SC 13G/A · Feb 14, 2024
6.0%
5.9M shares
The Vanguard Group - 23-1945930
SC 13G/A · Feb 13, 2024
11.7%
11.5M shares
SC 13G/A · Jan 24, 2024
11.7%
11.4M shares
SC 13G · Feb 14, 2023
5.1%
5.2M shares
Ameriprise Financial, Inc. IRS No. 13-3180631
SC 13G/A · Feb 14, 2023
6.3%
6.4M shares
SC 13G/A · Jan 23, 2023
10.5%
10.7M shares
First Eagle Investment Management, LLC
SC 13G/A · Nov 1, 2022
6.7%
6.9M shares
SC 13G · Sep 8, 2022
10.1%
10.3M shares
Ameriprise Financial, Inc. IRS No. 13-3180631
SC 13G/A · Feb 14, 2022
7.9%
8.6M shares
The Hartford Mutual Funds, Inc. on behalf of Hartford Midcap Fund.
SC 13G · Feb 11, 2022
0.0%
0 shares
First Eagle Investment Management, LLC
SC 13G/A · Feb 10, 2022
12.0%
13.0M shares
SC 13G/A · Feb 1, 2022
9.3%
10.1M shares