Company: UAA
Filing Date: 2025-06-26
Form Type: DEF 14A
Source: 0001336917-25-000112
Chunk: 1

Company: Under Armour, Inc.
Filing Date: 2025-06-26
Form: DEF 14A
Chunk 1
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 ARMOUR, INC. PROXY STATEMENT

### ANNUAL MEETING OF STOCKHOLDERS

#### Wednesday, September 3, 2025
| GENERAL INFORMATION |

This Proxy Statement is being provided to solicit proxies on behalf of the Board of Directors of Under Armour, Inc. for use at the Annual Meeting of Stockholders and any adjournment or postponement thereof. The Annual Meeting is to be held on Wednesday, September 3, 2025, at 1:00 p.m., Eastern Time, at the company’s office located at 2601 Port Covington Drive, Baltimore, MD 21230. We expect to first send or give stockholders this Proxy Statement, together with our Fiscal Year 2025 Annual Report to Stockholders, on June 27, 2025.

Our principal offices are located at 101 Performance Drive, Baltimore, Maryland 21230. In this Proxy Statement, we refer to Under Armour, Inc. as “Under Armour,” “we,” “us,” “our” and “company.” Website references throughout this document are provided for convenience only, and the content on the referenced websites is not incorporated by reference into this document.

Internet Availability of Proxy Materials

Pursuant to rules of the Securities and Exchange Commission (the “SEC”), we are making our proxy materials available to our stockholders electronically over the Internet rather than mailing the proxy materials. Accordingly, we are sending a Notice of Internet Availability of Proxy Materials to holders of our Class A Common Stock and Class B Common Stock. All stockholders will have the ability to access the proxy materials, including this Proxy Statement and our Fiscal Year 2025 Annual Report to Stockholders, on the website referred to in the notice or to request a printed set of the proxy materials. Instructions on how to access the proxy materials over the Internet or to request a printed copy may be found on the notice. In addition, stockholders may request to receive proxy materials in printed form by mail or electronically by email on an ongoing basis.

The SEC rules require us to notify all stockholders, including those stockholders to whom we have mailed proxy materials, of the availability of our proxy materials over the Internet.

<div align='center'>Important Notice Regarding the Availability of Proxy Materials
for the Stockholder Meeting to be held on September 3, 2025

Our Proxy Statement and Fiscal Year 2025 Annual Report to Stockholders are available at

https://about.underarmour.com/en/investors/press-releases--events---