Under Armour, Inc. — Director's Dealing 2018

May 7, 2018

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Under Armour, Inc. (UAA)
CIK: 0001336917
Period of Report: 2018-05-04

Reporting Person: McDermott William R (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2018-05-04	Class A Common Stock	M	8564	$4.4094	Acquired	68221.04	Direct
2018-05-04	Class A Common Stock	F	2056	$18.36	Disposed	66165.04	Direct
2018-05-07	Class A Common Stock	S	6508	$17.7035	Disposed	59657.04	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2018-05-04	Director Stock Option (Right to Buy)	$4.4094	M	8564	Disposed	2018-05-05	Class A Common Stock (8564)	Direct

Footnotes

F1: This stock option was previously reported as an option to purchase 2,141 shares of Under Armour, Inc.'s Class A Common Stock at an exercise price of $35.03, and was later adjusted for two separate two-for-one stock splits completed in 2012 and 2014. As a result of the Class C Dividend, this option became exercisable for shares of Class C Common Stock as well. The exercise price of this option has been adjusted so that the portion of the option covering the Class A Common Stock now has an exercise price of $4.4094 and the portion of the option covering the Class C Common Stock has an exercise price of $4.32 per share.

F2: Represents shares withheld to cover the exercise price of the options exercised.

F3: This transaction was executed in multiple trades at prices ranging from $17.70 to $17.72. The price reported above reflects the weighted average sale 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.