Under Armour, Inc. — Director's Dealing 2012

Aug 7, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Under Armour, Inc. (UA)
CIK: 0001336917
Period of Report: 2012-08-03

Reporting Person: Plank J Scott (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-08-03	Class A Common Stock	S	15846	$55.8	Disposed	2501002	Direct
2012-08-03	Class A Common Stock	S	3170	$55.8	Disposed	945122	Indirect
2012-08-03	Class A Common Stock	S	8154	$56.21	Disposed	2492848	Direct
2012-08-03	Class A Common Stock	S	1630	$56.21	Disposed	943492	Indirect
2012-08-03	Class A Common Stock	S	4594	$55.84	Disposed	40140	Indirect
2012-08-03	Class A Common Stock	S	1900	$56.22	Disposed	38240	Indirect
2012-08-06	Class A Common Stock	S	8615	$56.62	Disposed	2484233	Direct
2012-08-06	Class A Common Stock	S	1723	$56.62	Disposed	941769	Indirect
2012-08-06	Class A Common Stock	S	15385	$57.26	Disposed	2468848	Direct
2012-08-06	Class A Common Stock	S	3077	$57.26	Disposed	938692	Indirect
2012-08-06	Class A Common Stock	S	3300	$56.78	Disposed	34940	Indirect
2012-08-06	Class A Common Stock	S	3194	$57.35	Disposed	31746	Indirect
2012-08-07	Class A Common Stock	S	2828	$57.16	Disposed	2466020	Direct
2012-08-07	Class A Common Stock	S	2172	$58.02	Disposed	2463848	Direct
2012-08-07	Class A Common Stock	S	434	$58.02	Disposed	938258	Indirect
2012-08-07	Class A Common Stock	S	566	$57.16	Disposed	937692	Indirect
2012-08-07	Class A Common Stock	S	3894	$57.19	Disposed	27852	Indirect
2012-08-07	Class A Common Stock	S	2600	$58.06	Disposed	25252	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Class A Common Stock	200000	Indirect

Footnotes

F1: Shares sold pursuant to a 10b5-1 trading plan.

F2: This transaction was executed in multiple trades at prices ranging from $55.12 to $56.11. 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.

F3: This transaction was executed in multiple trades at prices ranging from $56.12 to $56.34. 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.

F4: This transaction was executed in multiple trades at prices ranging from $56.13 to $56.33. 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.

F5: This transaction was executed in multiple trades at prices ranging from $55.95 to $56.94. 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.

F6: This transaction was executed in multiple trades at prices ranging from $56.95 to $57.66. 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.

F7: This transaction was executed in multiple trades at prices ranging from $56.14 to $57.12. 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.

F8: This transaction was executed in multiple trades at prices ranging from $57.14 to $57.65. 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.

F9: This transaction was executed in multiple trades at prices ranging from $56.64 to $57.64. 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.

F10: This transaction was executed in multiple trades at prices ranging from $57.65 to $58.42. 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.

F11: This transaction was executed in multiple trades at prices ranging from $56.67 to $57.65. 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.

F12: This transaction was executed in multiple trades at prices ranging from $57.68 to $58.42. 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.