[Form 4] LCI INDUSTRIES Insider Trading Activity

LCI Industries director Stephanie K. Mains reported compensation-related equity activity.

Rhea-AI Filing Summary

LCI Industries director Stephanie K. Mains reported compensation-related equity activity. On May 12, 2026, 1,761 restricted stock units vested and were converted into an equal number of common shares, bringing her direct common stock holdings to 7,254 shares.

She also received a new grant of 1,335 restricted stock units that will vest in full on the earlier of May 12, 2027 or the next annual meeting of stockholders. In addition, she holds 2,182 deferred stock units earned from director fees and dividend equivalents, which will be settled in common stock when her board service concludes.

Insider Trade Summary

1,761 shares exercised/converted

Exercise 4 txns

Insider Mains Stephanie K.

Role Director

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Unit	1,761	$112.42	$198K
Grant/Award	Restricted Stock Unit	1,335	$0.00	$0.00
Exercise	Common Stock	1,761	$112.42	$198K
holding	Deferred Stock Unit	--	--	--

Holdings After Transaction: Restricted Stock Unit — 1,335 contracts (Direct); Common Stock — 7,254 shares (Direct); Deferred Stock Unit — 2,182 contracts (Direct)

Footnotes (6)

1. F1. Each Stock Unit represents a contingent right to receive one share of LCII Common Stock.
2. F2. Includes 74 stock unit(s) received as a result of regular cash dividends paid on reported payment date(s) June 13, 2025, September 12, 2025, December 12, 2025, and March 27, 2026 to holders of registrant's common stock on the related reported record date(s). In accordance with the registrant's 2018 Omnibus Incentive Plan for underlying units granted under that plan, holders of stock units on the reported dividend record date(s) received additional dividend equivalent stock unit(s) subject to the same terms and conditions as the underlying stock units held on the reported record date(s).
3. F3. These restricted stock units vested in full on May 12, 2026, the date of the 2026 annual meeting of stockholders.
4. F4. These restricted stock units will vest in full on the earlier of May 12, 2027 or the date of next year's annual meeting of stockholders.
5. F5. These shares represent deferred stock units "DSUs" earned from quarterly director fees, the settlement of these DSUs will vest upon the conclusion of the director's board service with the Company, per the election of the director.
6. F6. Includes 92 stock unit(s) received as a result of regular cash dividends paid on reported payment date(s) June 13, 2025, September 12, 2025, December 12, 2025, and March 27, 2026 to holders of registrant's common stock on the related reported record date(s). In accordance with the registrant's 2018 Omnibus Incentive Plan for underlying units granted under that plan, holders of stock units on the reported dividend record date(s) received additional dividend equivalent stock unit(s) subject to the same terms and conditions as the underlying stock units held on the reported record date(s).

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Accepted by SEC EDGAR 05/13/2026 - 09:16 AM EDT Learn about SEC filing dates

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^*

Mains Stephanie K.

(Last) (First) (Middle)

C/O LCI INDUSTRIES

3501 COUNTY ROAD 6 EAST

(Street)

ELKHART INDIANA 46514-7663

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
LCI INDUSTRIES [ LCII ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/12/2026

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
Common Stock	05/12/2026		M		1,761	A	$112.42	7,254	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
Restricted Stock Unit	(1)	05/12/2026		M			1,761(2)	(3)	(3)	Common Stock	1,761	$112.42	0	D
Restricted Stock Unit	(1)	05/12/2026		A		1,335		(4)	(4)	Common Stock	1,335	$0	1,335	D
Deferred Stock Unit	(1)							(5)	(5)	Common Stock	2,182		2,182(6)	D

Explanation of Responses:

1. Each Stock Unit represents a contingent right to receive one share of LCII Common Stock.

2. Includes 74 stock unit(s) received as a result of regular cash dividends paid on reported payment date(s) June 13, 2025, September 12, 2025, December 12, 2025, and March 27, 2026 to holders of registrant's common stock on the related reported record date(s). In accordance with the registrant's 2018 Omnibus Incentive Plan for underlying units granted under that plan, holders of stock units on the reported dividend record date(s) received additional dividend equivalent stock unit(s) subject to the same terms and conditions as the underlying stock units held on the reported record date(s).

3. These restricted stock units vested in full on May 12, 2026, the date of the 2026 annual meeting of stockholders.

4. These restricted stock units will vest in full on the earlier of May 12, 2027 or the date of next year's annual meeting of stockholders.

5. These shares represent deferred stock units "DSUs" earned from quarterly director fees, the settlement of these DSUs will vest upon the conclusion of the director's board service with the Company, per the election of the director.

6. Includes 92 stock unit(s) received as a result of regular cash dividends paid on reported payment date(s) June 13, 2025, September 12, 2025, December 12, 2025, and March 27, 2026 to holders of registrant's common stock on the related reported record date(s). In accordance with the registrant's 2018 Omnibus Incentive Plan for underlying units granted under that plan, holders of stock units on the reported dividend record date(s) received additional dividend equivalent stock unit(s) subject to the same terms and conditions as the underlying stock units held on the reported record date(s).

Remarks:

	/s/ Lillian D. Etzkorn on behalf of Stephanie K. Mains	05/13/2026
	** 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)