TransUnion officer proposes sale of 250 shares

The notice also lists earlier sales of 23,495 shares on July 28 and 1,250 shares on September 14, 2026.

Rhea-AI Filing Summary

TransUnion officer Mohamed Abdelsadek gave notice of a proposed sale of 250 common shares through Fidelity Brokerage Services LLC, with an aggregate market value of $15,572.50 and an approximate sale date of October 1, 2026. The shares are listed as acquired through restricted stock vesting on August 28, 2026. The notice also lists earlier sales of 23,495 shares on July 28, 2026, and 1,250 shares on September 14, 2026.

Key Figures

Proposed shares for sale: 250 common shares Aggregate market value: $15,572.50 Shares outstanding: 191,600,000 shares +2 more

5 metrics

Proposed shares for sale 250 common shares Approximate sale date October 1, 2026

Aggregate market value $15,572.50 Proposed sale

Shares outstanding 191,600,000 shares Listed in the securities information

Prior shares sold 23,495 shares July 28, 2026; reported sale amount $1,997,075

Prior shares sold 1,250 shares September 14, 2026; reported sale amount $98,837.50

Key Terms

Rule 144, Restricted Stock Vesting, attorney-in-fact

3 terms

Rule 144 regulatory

"the definition of "person" in paragraph (a) of Rule 144"

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

Restricted Stock Vesting financial

"Restricted Stock Vesting"

Restricted stock vesting is the timetable and conditions under which shares granted to employees or insiders become fully owned and can be sold, typically requiring continued work or meeting performance goals. It matters to investors because large blocks of shares can become tradable at once, which can change share supply and price, and because vesting aligns insiders’ incentives with the company’s long‑term performance—think of it like a timed unlock that both rewards and locks in key people.

attorney-in-fact regulatory

"as attorney-in-fact for Mohamed Abdelsadek"

An attorney-in-fact is the person or entity given legal authority through a power of attorney to act on behalf of another for specific tasks, such as signing documents, voting shares, or handling transactions. For investors, this matters because it lets a trusted representative make timely decisions or complete paperwork when the owner cannot, much like handing keys to someone to run errands on your behalf—so checks on scope and limits of that authority are important.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

How many TRU shares did Mohamed Abdelsadek give notice of selling?

The notice covers a proposed sale of 250 common shares, with an aggregate market value of $15,572.50 and an approximate sale date of October 1, 2026.

What prior TRU share sales did Mohamed Abdelsadek report?

The notice lists 23,495 common shares sold on July 28, 2026, at a reported sale amount of $1,997,075, and 1,250 common shares sold on September 14, 2026, at a reported sale amount of $98,837.50.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 10/01/2026 - 01:05 PM Accepted by SEC EDGAR 10/01/2026 - 01:05 PM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0002058648
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	TransUnion
SEC File Number	001-37470
Address of Issuer	555 WEST ADAMS STREET CHICAGO ILLINOIS 60661
Phone	(312) 985-2000
Name of Person for Whose Account the Securities are To Be Sold	Abdelsadek Mohamed
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	250	15572.50	191600000	10/01/2026	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	08/28/2026	Restricted Stock Vesting	Issuer			250	08/28/2026	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Mohamed Abdelsadek 555 West Adams Chicago IL 60661	Common	07/28/2026	23495	1997075.00
Mohamed Abdelsadek 555 West Adams Chicago IL 60661	Common	09/14/2026	1250	98837.50

144: Remarks and Signature

Remarks
Date of Notice	10/01/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	06/11/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Margaret Campbell, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Mohamed Abdelsadek
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)