Under Armour, Inc. — Director's Dealing 2025

Dec 30, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Under Armour, Inc. (UA)
CIK: 0001336917
Period of Report: 2025-12-22

Reporting Person: WATSA V PREM ET AL (10% Owner)
Reporting Person: FAIRFAX FINANCIAL HOLDINGS LTD/ CAN (10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-12-22	Class A Common Shares	P	5383513	$4.5285	Acquired	24691049	Indirect
2025-12-22	Class C Common Shares	P	2355641	$4.3562	Acquired	5599950	Indirect
2025-12-23	Class A Common Shares	P	2124452	$4.5443	Acquired	26815501	Indirect
2025-12-23	Class C Common Shares	P	620801	$4.3765	Acquired	6220751	Indirect
2025-12-24	Class A Common Shares	P	875548	$4.6238	Acquired	27691049	Indirect
2025-12-24	Class C Common Shares	P	438333	$4.3970	Acquired	6659084	Indirect
2025-12-26	Class A Common Shares	P	1000000	$4.6384	Acquired	28691049	Indirect
2025-12-26	Class C Common Shares	P	385850	$4.4200	Acquired	7044934	Indirect
2025-12-29	Class A Common Shares	P	1763396	$4.7315	Acquired	30454445	Indirect
2025-12-29	Class C Common Shares	P	734430	$4.4776	Acquired	7779364	Indirect

Footnotes

F1: Represents the weighted average price of the Class A Common Shares purchased on December 22, 2025, ranging from a low of $4.4599 to a high of $4.6000 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 22, 2025, ranging from a low of $4.2850 to a high of $4.4000 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, The Sixty Two Investment Company Limited and 12002574 Canada Inc. 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.

F4: Represents the weighted average price of the Class A Common Shares purchased on December 23, 2025, ranging from a low of $4.5150 to a high of $4.5500 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.

F5: Represents the weighted average price of the Class C Common Shares purchased on December 23, 2025, ranging from a low of $4.3550 to a high of $4.3900 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.

F6: Represents the weighted average price of the Class A Common Shares purchased on December 24, 2025, ranging from a low of $4.5800 to a high of $4.6500 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.

F7: Represents the weighted average price of the Class C Common Shares purchased on December 24, 2025, ranging from a low of $4.3600 to a high of $4.4000 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.

F8: Represents the weighted average price of the Class A Common Shares purchased on December 26, 2025, ranging from a low of $4.6050 to a high of $4.6700 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.

F9: Represents the weighted average price of the Class C Common Shares purchased on December 26, 2025, ranging from a low of $4.3912 to a high of $4.4300 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.

F10: Represents the weighted average price of the Class A Common Shares purchased on December 29, 2025, ranging from a low of $4.6500 to a high of $4.7700 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.

F11: Represents the weighted average price of the Class C Common Shares purchased on December 29, 2025, ranging from a low of $4.4000 to a high of $4.5400 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.