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TDC · Additional Proxy Materials (DEFA14A) · Filed March 26, 2026

Teradata Corp — Additional Proxy Materials (DEFA14A)

Form
DEFA14A
Filed
March 26, 2026
Ticker
TDC
Accession
0000816761-26-000012
Boardroom Alpha · Filing insights

Teradata's board recommends voting For all proposals, including the director slate, at the 2026 annual meeting.

About Teradata Corp
Market cap
$2.7B
1Y TSR
+35.9%
3Y TSR
−15.4%
Board grade
C
Sector
Technology
CEO
Stephen McMillan
Last annual meeting: May 14, 2026 · View full Teradata Corp profile →
TDC DEFA 14A

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 14A
Proxy Statement Pursuant to Section 14(a) of the
Securities Exchange Act of 1934
(Amendment No. )
Filed by the Registrant    x            Filed by a Party other than the Registrant    o
Check the appropriate box:
oPreliminary Proxy StatementoConfidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))
oDefinitive Proxy Statement
xDefinitive Additional Materials
oSoliciting Material under §240.14a-12
Teradata Corporation
(Name of Registrant as Specified In Its Charter)
(Name of Person(s) Filing Proxy Statement, if other than the Registrant)
Payment of Filing Fee (Check all boxes that apply):
xNo fee required.
oFee paid previously with preliminary materials.
oFee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(I) and 0-11.



Your Vote Counts! *Please check the meeting materials for any special requirements for meeting attendance. Smartphone users Point your camera here and vote without entering a control number For complete information and to vote, visit www.ProxyVote.com Control # V86335-P44610 TERADATA CORPORATION 17095 VIA DEL CAMPO SAN DIEGO, CA 92127 TERADATA CORPORATION 2026 Annual Meeting Vote by May 13, 2026 11:59 PM ET You invested in TERADATA CORPORATION and it’s time to vote! You have the right to vote on proposals being presented at the Annual Meeting. This is an important notice regarding the availability of proxy materials for the stockholder meeting to be held on May 14, 2026. Vote Virtually at the Meeting* May 14, 2026 8:00 A.M. Pacific Time Virtually at: www.virtualshareholdermeeting.com/TDC2026 Get informed before you vote View the Notice and Proxy Statement and Annual Report online OR you can receive a free paper or email copy of the material(s) by requesting prior to April 30, 2026. If you would like to request a copy of the material(s) for this and/or future stockholder meetings, you may (1) visit www.ProxyVote.com, (2) call 1-800-579-1639 or (3) send an email to sendmaterial@proxyvote.com. If sending an email, please include your control number (indicated below) in the subject line. Unless requested, you will not otherwise receive a paper or email copy.


 
Vote at www.ProxyVote.com Prefer to receive an email instead? While voting on www.ProxyVote.com, be sure to click “Delivery Settings”. Voting Items Board Recommends V86336-P44610 THIS IS NOT A VOTABLE BALLOT This is an overview of the proposals being presented at the upcoming stockholder meeting. Please follow the instructions on the reverse side to vote these important matters. 1. Election of Directors Class I Nominees: 1a. Melissa B. Fisher For 1b. Stephen McMillan For 1c. Kimberly K. Nelson For 2. An advisory (non-binding) vote to approve executive compensation. For 3. Approval of the Teradata 2023 Stock Incentive Plan, as Amended and Restated. For 4. Approval of the ratification of the appointment of the independent registered public accounting firm for 2026. For


 

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Reference

Frequently asked questions

When did Teradata Corp file this DEFA14A?
Teradata Corp (TDC) filed this Additional Proxy Materials (DEFA14A) with the SEC on March 26, 2026. The accession number assigned by EDGAR is 0000816761-26-000012.
What does a DEFA14A disclose?
DEFA14A is additional definitive proxy soliciting material filed in connection with a shareholder meeting — supplemental letters, slides, or amendments issued after the main proxy statement.
What is the key takeaway from this filing?
Teradata's board recommends voting For all proposals, including the director slate, at the 2026 annual meeting. This is Boardroom Alpha's one-line summary of the additional proxy materials; see the full filing text above for the formal disclosure.
Where can I find Teradata Corp's prior proxy statements on EDGAR?
The SEC EDGAR browser lists every DEFA14A Teradata Corp has filed under CIK 816761, sortable by date. Use the "View on SEC EDGAR" link in the page header, or browse directly via https://www.sec.gov/cgi-bin/browse-edgar.
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