Watsa V Prem Et al - 30 Dec 2025 Form 4 Insider Report for Under Armour, Inc. (UAA)

Role: 10%+ Owner
Signature: /s/ V. Prem Watsa
Issuer symbol: UAA
Transactions as of: 30 Dec 2025
Net transactions value: +$67,443,913
Form type: 4
Filing time: 02 Jan 2026, 17:15:14 UTC
Previous filing: 29 Dec 2025
Next filing: 21 Jan 2026
SEC: View on sec.gov

Reporting Owners (2)

Name	Relationship	Address	Signature	Signature date	CIK
WATSA V PREM ET AL	10%+ Owner	95 WELLINGTON STREET WEST, SUITE 800, TORONTO, ONTARIO, CANADA	/s/ V. Prem Watsa	02 Jan 2026	0000938869
FAIRFAX FINANCIAL HOLDINGS LTD/ CAN	10%+ Owner	95 WELLINGTON STREET WEST, SUITE 800, TORONTO, ONTARIO, CANADA	/s/ Peter Clarke, President and Chief Operating Officer, on behalf of Fairfax Financial Holdings Limited	02 Jan 2026	0000915191

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	UA	Class A Common Shares	Purchase	$59,142,221	+11,504,478	+38%	$5.14	41,958,923	30 Dec 2025	See Footnote	F1, F3
transaction	UA	Class C Common Shares	Purchase	$8,301,693	+1,677,991	+22%	$4.95	9,457,355	30 Dec 2025	See Footnote	F2, F3

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Represents the weighted average price of the Class A Common Shares purchased on December 30, 2025, ranging from a low of $4.9950 to a high of $5.1900 per share. The Reporting Persons undertake, upon request by the staff of the Securities and Exchange Commission, the Issuer or a security holder of the Issuer to provide full information regarding the number of shares purchased at each separate price.
F2	Represents the weighted average price of the Class C Common Shares purchased on December 30, 2025, ranging from a low of $4.8100 to a high of $4.9800 per share. The Reporting Persons undertake, upon request by the staff of the Securities and Exchange Commission, the Issuer or a security holder of the Issuer to provide full information regarding the number of shares purchased at each separate price.
F3	These securities are held by wholly-owned subsidiaries of Fairfax Financial Holdings Limited. Mr. Watsa is the Chief Executive Officer and controlling person of Fairfax Financial Holdings Limited through certain holding companies he controls, including The Second 810 Holdco Ltd, The Second 1109 Holdco Ltd, and The Sixty Two Investment Company Limited. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Exchange Act, except to the extent of its or his pecuniary interest therein, if any. This report shall not be deemed an admission that any of the Reporting Persons is a beneficial owner for the purpose of Section 16 of the Exchange Act, or for any other purpose.