What price did Timothy C K Chou receive per Teradata (TDC) share in the sale?

Timothy C K Chou sold his Teradata common shares at an average price of $33.72 per share. This sale price is disclosed in the Form 4 and applies to the 5,657 shares that were sold on June 8, 2026 in the open-market transaction.

Teradata (NYSE: TDC) director sells 5,657 shares under 10b5-1 plan

Filing Impact

(Moderate)

Filing Sentiment

(Negative)

Form Type

Rhea-AI Filing Summary

Teradata Corporation director Timothy C K Chou sold shares in the company in an open-market transaction. On June 8, 2026, he sold 5,657 shares of Teradata common stock at an average price of $33.72 per share. After this sale, he directly held 39,210 Teradata shares. The transaction was executed under a Rule 10b5-1 trading plan that he adopted on March 9, 2026, indicating the sale was pre-scheduled rather than opportunistic.

Insider Trade Summary 10b5-1

Net Seller: 5,657 shares ($190,754)

Net Sell 1 txn

Insider CHOU TIMOTHY C K

Role null

Sold 5,657 shs ($191K)

Type	Security	Shares	Price	Value
Sale	Common Stock	5,657	$33.72	$191K

Holdings After Transaction: Common Stock — 39,210 shares (Direct, null)

Footnotes (1)

[object Object]

Key Figures

Shares sold: 5,657 shares Sale price per share: $33.72 per share Shares held after sale: 39,210 shares +1 more

4 metrics

Shares sold 5,657 shares Open-market sale of Teradata common stock on June 8, 2026

Sale price per share $33.72 per share Average price for the 5,657 shares sold

Shares held after sale 39,210 shares Direct Teradata common stock holdings following the transaction

Net shares sold 5,657 shares Net-sell direction in transaction summary

Key Terms

Rule 10b5-1 trading plan, open-market sale, Common Stock, Form 4

4 terms

Rule 10b5-1 trading plan regulatory

"Sale of shares pursuant to Rule 10b5-1 trading plan adopted by the Reporting Person on March 9, 2026."

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

open-market sale financial

"transaction_action: open-market sale"

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

Common Stock financial

"security_title: Common Stock"

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

Form 4 regulatory

"INSIDER FILING DATA (Form 4):"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

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Form 4 Insider Transactions: What Each Field Means →

06/10/2026 - 05:14 PM

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

CHOU TIMOTHY C K

(Last)

(First)

(Middle)

C/O TERADATA CORPORATION

17095 VIA DEL CAMPO

(Street)

SAN DIEGO

CALIFORNIA

92127

(City)

(State)

(Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
TERADATA CORP /DE/ [ TDC ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	10% Owner
	Officer (give title below)	Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/08/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	06/08/2026		S⁽¹⁾		5,657	D	$33.72	39,210	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. Sale of shares pursuant to Rule 10b5-1 trading plan adopted by the Reporting Person on March 9, 2026.

Remarks:

	/s/ Juliet C. Shadoan, Attorney-in-fact for Timothy C.K. Chou	06/10/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR

FAQ

What insider transaction did Teradata (TDC) report for Timothy C K Chou?

Teradata reported that director Timothy C K Chou sold 5,657 shares of common stock in an open-market transaction on June 8, 2026, at an average price of $33.72 per share, as disclosed in a Form 4 insider trading report.

How many Teradata (TDC) shares does Timothy C K Chou hold after the reported sale?

After selling 5,657 shares, director Timothy C K Chou directly holds 39,210 shares of Teradata common stock. This post-transaction holding is reported in the Form 4 and reflects his remaining direct ownership position following the June 8, 2026 sale.

Was the Teradata (TDC) insider sale by Timothy C K Chou under a 10b5-1 plan?

Yes. The Form 4 footnote states that Timothy C K Chou’s sale was made pursuant to a Rule 10b5-1 trading plan he adopted on March 9, 2026, indicating the transaction followed a pre-arranged schedule rather than being a discretionary trade.

Does the Teradata (TDC) Form 4 show any derivative securities for Timothy C K Chou?

The Form 4 data show no derivative transactions or remaining derivative positions for Timothy C K Chou. The filing only reports a non-derivative open-market sale of Teradata common stock and lists zero derivative transactions in the transaction summary.