[Form 4] Under Armour, Inc. Insider Trading Activity

Rhea-AI Filing Summary

Under Armour Chief Merchandising Officer Trent Kara reported routine equity compensation activity involving Class C Common Stock. On May 14, 2026, he received an award of 226,815 shares at no stated price, increasing his direct holdings. On May 15, 2026, 54,907 shares were disposed of as a tax-withholding transaction, also at no stated price, to cover tax obligations by delivering shares rather than cash. After these transactions, Kara directly holds 631,650 Class C shares, indicating he retained the majority of the granted stock.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Trent Kara

Role Chief Merchandising Officer

Type	Security	Shares	Price	Value
Tax Withholding	Class C Common Stock	54,907	$0.00	--
Grant/Award	Class C Common Stock	226,815	$0.00	--

Holdings After Transaction: Class C Common Stock — 631,650 shares (Direct, null)

Footnotes (1)

Key Figures

Equity award: 226,815 shares Tax-withholding shares: 54,907 shares Shares held after transactions: 631,650 shares +2 more

5 metrics

Equity award 226,815 shares Class C Common Stock grant on May 14, 2026

Tax-withholding shares 54,907 shares Disposed to satisfy tax obligations on May 15, 2026

Shares held after transactions 631,650 shares Direct Class C Common Stock holdings after May 15, 2026

Award transaction price $0.00 per share Grant/award acquisition of Class C Common Stock

Tax-withholding transaction price $0.00 per share Tax-withholding disposition of Class C Common Stock

Key Terms

Class C Common Stock, tax-withholding disposition, grant/award acquisition, Form 4

4 terms

Class C Common Stock financial

"Class C Common Stock grant on May 14, 2026"

A class C common stock is a type of company share that usually represents ownership but often carries limited or no voting power compared with other share classes. For investors, that matters because it can affect influence over company decisions and sometimes the stock’s price or dividend priority — think of it as owning a ticket to the same event but in a section with less say in how the event is run.

tax-withholding disposition financial

"54,907 shares were disposed of as a tax-withholding transaction"

A tax-withholding disposition is an event or transaction—such as selling or transferring securities, exercising options, or receiving compensation—that triggers a requirement to hold back part of the payment and remit it to tax authorities. It matters to investors because it reduces the cash they receive immediately and can change the timing and amount of taxable income, like a cashier taking a portion of your sale proceeds to pay taxes before you get the rest.

grant/award acquisition financial

"he received an award of 226,815 shares at no stated price"

Form 4 regulatory

"Trent Kara’s Under Armour (UA) Form 4 a stock sale"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Trent Kara

(Last) (First) (Middle)

101 PERFORMANCE DRIVE

(Street)

BALTIMORE MARYLAND 21230

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Under Armour, Inc. [ UA ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Merchandising Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/14/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Class C Common Stock	05/14/2026		A		226,815	A	$0	686,557	D
Class C Common Stock	05/15/2026		F		54,907	D	$0	631,650	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

No Class A Common Stock (UAA) is beneficially owned.

	/s/ Mehri F. Shadman, Attorney-in-Fact for Kara Trent	05/18/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)