Under Armour, Inc. — Director's Dealing 2013

May 6, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Under Armour, Inc. (UA)
CIK: 0001336917
Period of Report: 2013-05-03

Reporting Person: Sippel Thomas J (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2013-05-03	Class A Common Stock	M	4200	$17.85	Acquired	28492.73	Direct
2013-05-03	Class A Common Stock	S	4200	$57.8929	Disposed	24292.73	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2013-05-03	Director Stock Option (Right to Buy)	$17.85	M	4200	Disposed	2016-05-30	Class A Common Stock (4200)	Direct

Footnotes

F1: This transaction was executed in multiple trades at prices ranging from $57.8910 to $57.8940. The price reported above reflects the weighted average purchase price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.