Stocks › TDC
TERADATA CORP /DE/
TDC·NYSE·
United States·USD
United States·USD$29.62
-0.29 (-0.97%)
Close · Oct 6, 2026 · Close Prices from Tiingo.com
TDC
TERADATA CORP /DE/ · NYSE
Nasdaq 100S&P 500
Filings
Default90D1Y5YALL
TDCS&P 500 (rebased)
Congress BuyCongress SellInsider BuyInsider SellForm 1448-K ResultsLobbying
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Daily closes, adjusted for splits and dividends · Close Prices from Tiingo.comHover a marker, every one is a filing · move across the line for the crosshair
Congressional Trades
Recent trades of TDC by members of U.S. Congress · 18 on record
Whale Activity
Position changes in TDC reported for 2026-09-30 by 1 tracked institutional filer
- Increased1
- New0
- Held0
- Decreased0
- Closed0
- No prior filing0
| Filer | Shares | Value | Change |
|---|---|---|---|
| Parrish Capital LLC | 38.4K | $1.1M | increased |
KeyVex tracks a curated set of large 13F filers plus the largest positions in recent filings, so this is a sample of institutional activity, not the whole market.
Insider Trading
Net shares bought (+) or sold (−) on the open market by TDC insiders, by quarter · Form 4
Recent Insider Transactions
1,581 transactions on record · newest first
| Insider | Type | Shares | Price | Value | Date | |
|---|---|---|---|---|---|---|
| Hutchinson Michael DChief Operating Officer | Sale | −48.1K | $30.00 | $1.4M | Sep 15, 2026 | Form 4 ↗ |
| MCMILLAN STEPHENPresident and CEO · Director | Sale | −10.0K | $30.02 | $300K | Sep 15, 2026 | Form 4 ↗ |
| Rogers Scot FrazierChief Administrative Officer | Tax withholding | −13.2K | $33.62 | $445K | Jun 15, 2026 | Form 4 ↗ |
| Rogers Scot FrazierChief Administrative Officer | Tax withholding | −10.3K | $33.62 | $345K | Jun 15, 2026 | Form 4 ↗ |
| CHOU TIMOTHY C KDirector | Sale | −5,657 | $33.72 | $191K | Jun 8, 2026 | Form 4 ↗ |
| Petley Richard JChief Revenue Officer | Sale | −990 | $35.01 | $35K | Jun 1, 2026 | Form 4 ↗ |
| Petley Richard JChief Revenue Officer | Sale | −16.2K | $35.00 | $568K | Jun 1, 2026 | Form 4 ↗ |
| McElhatton ToddDirector | Sale | −15.0K | $33.47 | $502K | May 22, 2026 | Form 4 ↗ |
| Arora SumeetChief Product Officer | Sale | −15.0K | $33.00 | $495K | May 19, 2026 | Form 4 ↗ |
| Arora SumeetChief Product Officer | Tax withholding | −22.1K | $32.77 | $725K | May 18, 2026 | Form 4 ↗ |
| Arora SumeetChief Product Officer | Tax withholding | −13.6K | $32.77 | $444K | May 18, 2026 | Form 4 ↗ |
| Ederer JohnChief Financial Officer | Tax withholding | −13.4K | $32.77 | $438K | May 18, 2026 | Form 4 ↗ |
| McElhatton ToddDirector | Grant / award | +8,790 | $0.00 | $0 | May 14, 2026 | Form 4 ↗ |
| Olsen Joanne BethDirector | Grant / award | +8,790 | $0.00 | $0 | May 14, 2026 | Form 4 ↗ |
| Bacus Lisa RDirector | Grant / award | +8,790 | $0.00 | $0 | May 14, 2026 | Form 4 ↗ |
| Fisher Melissa BDirector | Grant / award | +8,790 | $0.00 | $0 | May 14, 2026 | Form 4 ↗ |
| Nelson Kimberly K.Director | Grant / award | +8,790 | $0.00 | $0 | May 14, 2026 | Form 4 ↗ |
| Gianoni Michael PDirector | Grant / award | +8,790 | $0.00 | $0 | May 14, 2026 | Form 4 ↗ |
| CHOU TIMOTHY C KDirector | Grant / award | +8,790 | $0.00 | $0 | May 14, 2026 | Form 4 ↗ |
| SCHWARZ JOHNDirector | Grant / award | +8,790 | $0.00 | $0 | May 14, 2026 | Form 4 ↗ |
Fund Holders
Mutual funds and ETFs holding TDC · SEC Form N-PORT
| Fund | Shares | Value | % of fund | As of |
|---|---|---|---|---|
| iShares Core S&P Small-Cap ETF iShares Trust | 5.7M | $196.5M | 0.18% | Jun 30, 2026 |
| VANGUARD TOTAL STOCK MARKET INDEX FUND VANGUARD INDEX FUNDS | 2.8M | $98.4M | 0.00% | Jun 30, 2026 |
| iShares Russell 2000 ETF iShares Trust | 2.5M | $85.1M | 0.10% | Jun 30, 2026 |
| VANGUARD INFORMATION TECHNOLOGY INDEX FUND VANGUARD WORLD FUND | 2.1M | $73.1M | 0.04% | May 31, 2026 |
| VANGUARD SMALL-CAP INDEX FUND VANGUARD INDEX FUNDS | 2.0M | $71.0M | 0.04% | Jun 30, 2026 |
| Defiance Quantum ETF ETF Series Solutions | 2.0M | $69.7M | 1.11% | Jun 30, 2026 |
| FULLERTHALER BEHAVIORAL SMALL-CAP GROWTH Capitol Series Trust | 1.5M | $53.2M | 0.86% | Jun 30, 2026 |
| PIMCO RAE US Small Fund PIMCO Equity Series | 1.4M | $47.5M | 1.25% | Jun 30, 2026 |
| VANGUARD SMALL-CAP VALUE INDEX FUND VANGUARD INDEX FUNDS | 1.3M | $45.0M | 0.07% | Jun 30, 2026 |
| VANGUARD STRATEGIC EQUITY FUND VANGUARD HORIZON FUNDS | 1.2M | $43.0M | 0.35% | Jun 30, 2026 |
Mutual funds and ETFs whose N-PORT filings list TDC's shares (CUSIP 88076W103), each fund at its latest report since Mar 7, 2026, largest positions first. Bonds, options and short positions are left out.
Activist & Passive Stakes
Schedule 13D / 13G beneficial-ownership filings
- AQR Capital Management Holdings, LLCSCHEDULE 13G · passive (13G) · 4.8M shares5.1%
Aug 12, 2026 · ↗ - AQR Capital Management, LLCSCHEDULE 13G · passive (13G) · 4.8M shares5.1%
Aug 12, 2026 · ↗ - Vanguard Capital ManagementSCHEDULE 13G · passive (13G) · 4.8M shares5.1%
Jul 31, 2026 · ↗ - BlackRock, Inc.SCHEDULE 13G/A · passive (13G) · 15.1M shares16.0%
Jul 30, 2026 · ↗ - Paul CynthiaSCHEDULE 13D/A · activist (13D) · 6.2M shares6.6%
Jul 8, 2026 · ↗ - LYNROCK LAKE PARTNERS LLCSCHEDULE 13D/A · activist (13D) · 6.2M shares6.6%
Jul 8, 2026 · ↗ - Lynrock Lake LPSCHEDULE 13D/A · activist (13D) · 6.2M shares6.6%
Jul 8, 2026 · ↗ - Vanguard Portfolio ManagementSCHEDULE 13G/A · passive (13G) · 10.0M shares10.6%
Jul 7, 2026 · ↗ - Paul CynthiaSCHEDULE 13D/A · activist (13D) · 7.2M shares7.6%
Jun 17, 2026 · ↗ - LYNROCK LAKE PARTNERS LLCSCHEDULE 13D/A · activist (13D) · 7.2M shares7.6%
Jun 17, 2026 · ↗
Corporate Lobbying
Estimated quarterly lobbying spending reported under the LDA, filings naming teradata as client
- TAFT STETTINIUS & HOLLISTER LLP DBA TAFT ADVISORS LLC FKA (TAFT, STETTINIUS & HOTERADATA CORPORATION · 2026 Q3 · CPI, GOV, SCI, POS—
Filing ↗ - HODGKINS AND ASSOCIATESTERADATA · 2020 Q1—
Filing ↗ - HODGKINS AND ASSOCIATESTERADATA · 2019 Q4 · GOV—
Filing ↗ - HODGKINS AND ASSOCIATESTERADATA · 2019 Q3 · GOV—
Filing ↗ - HODGKINS AND ASSOCIATESTERADATA · 2019 Q2 · GOV—
Filing ↗
Government Contracts
Federal awards to TERADATA CORP /DE/ · USAspending
No federal contract awards found for TERADATA CORP /DE/.
U.S. Patents
Recent USPTO applications naming TERADATA CORP /DE/
No USPTO patent applications found for TERADATA CORP /DE/.
Annual Financials
From TDC's 10-K filings · XBRL
No annual XBRL figures on record for TDC. KeyVex's fundamentals cover about 130 large companies so far.
Stock Splits
Every split and reverse split in the price history
No stock splits in TDC's price history.
Material Events (8-K)
Corporate events filed with the SEC
- 8-K · Items 1.01, 9.01Material agreementAug 17, 2026
EDGAR ↗ - 8-K · Items 2.02, 9.01Results of operationsAug 4, 2026
EDGAR ↗ - 8-K · Items 5.02, 9.01Officer / director changeAug 3, 2026
EDGAR ↗ - 8-K · Items 1.01, 1.02, 2.03, 9.01Material agreement · Termination of agreement · Direct financial obligationJun 24, 2026
EDGAR ↗ - 8-K · Items 5.02, 5.07, 9.01Officer / director change · Shareholder voteMay 19, 2026
EDGAR ↗ - 8-K · Items 2.02, 9.01Results of operationsMay 5, 2026
EDGAR ↗
About TERADATA CORP /DE/
From SEC EDGAR company records
Industry (SIC 7372)Services-Prepackaged Software
SectorTechnology
HeadquartersSAN DIEGO, CA
SEC CIK0000816761 ↗
Former namesTERADATA CORP /DE/