Debbie F. Propst - 01 Aug 2025 Form 4 Insider Report for MILLERKNOLL, INC. (MLKN)

Role: President Global Retail
Signature: By: Jacqueline H. Rice For: Debbie F. Propst
Issuer symbol: MLKN
Transactions as of: 01 Aug 2025
Net transactions value: -$145,706
Form type: 4
Filing time: 05 Aug 2025, 16:57:31 UTC
Previous filing: 24 Jul 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Propst Debbie F	President Global Retail	855 EAST MAIN AVENUE, P.O. BOX 302, ZEELAND	By: Jacqueline H. Rice For: Debbie F. Propst	05 Aug 2025	0001797945

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	MLKN	Common Stock	Options Exercise	$0	+4,632	+11%	$0.000000	47,458	01 Aug 2025	Direct	F1
transaction	MLKN	Common Stock	Tax liability	$43,452	-2,386	-5%	$18.21	45,072	01 Aug 2025	Direct
transaction	MLKN	Common Stock	Options Exercise	$0	+5,391	+12%	$0.000000	50,463	01 Aug 2025	Direct	F1
transaction	MLKN	Common Stock	Tax liability	$48,594	-2,669	-5.3%	$18.21	47,794	01 Aug 2025	Direct
transaction	MLKN	Common Stock	Award	$0	+682	+1.4%	$0.000000	48,476	01 Aug 2025	Direct	F2
transaction	MLKN	Common Stock	Tax liability	$5,755	-316	-0.65%	$18.21	48,160	01 Aug 2025	Direct
transaction	MLKN	Common Stock	Award	$0	+979	+2%	$0.000000	49,139	01 Aug 2025	Direct	F2
transaction	MLKN	Common Stock	Tax liability	$8,261	-454	-0.92%	$18.21	48,685	01 Aug 2025	Direct
transaction	MLKN	Common Stock	Award	$0	+2,045	+4.2%	$0.000000	50,730	01 Aug 2025	Direct	F2
transaction	MLKN	Common Stock	Tax liability	$17,257	-948	-1.9%	$18.21	49,783	01 Aug 2025	Direct
transaction	MLKN	Common Stock	Award	$0	+1,208	+2.4%	$0.000000	50,991	01 Aug 2025	Direct	F2
transaction	MLKN	Common Stock	Tax liability	$10,194	-560	-1.1%	$18.21	50,431	01 Aug 2025	Direct
transaction	MLKN	Common Stock	Award	$0	+741	+1.5%	$0.000000	51,172	01 Aug 2025	Direct	F2
transaction	MLKN	Common Stock	Tax liability	$6,253	-343	-0.67%	$18.21	50,828	01 Aug 2025	Direct
transaction	MLKN	Common Stock	Award	$0	+181	+0.36%	$0.000000	51,009	01 Aug 2025	Direct	F2
transaction	MLKN	Common Stock	Tax liability	$1,527	-84	-0.16%	$18.21	50,926	01 Aug 2025	Direct
transaction	MLKN	Common Stock	Award	$0	+523	+1%	$0.000000	51,449	01 Aug 2025	Direct	F2
transaction	MLKN	Common Stock	Tax liability	$4,413	-242	-0.47%	$18.21	51,206	01 Aug 2025	Direct

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	MLKN	Restricted Stock Units	Options Exercise	$0	-4,632	-7.2%	$0.000000	59,447	01 Aug 2025	Common Stock	4,632		Direct	F3, F4
transaction	MLKN	Restricted Stock Units	Options Exercise	$0	-5,391	-9.1%	$0.000000	54,056	01 Aug 2025	Common Stock	5,391		Direct	F3, F4

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The Number of Derivative Securities Beneficially Owned Following Reported Transaction reflected in Table I of this form includes dividend equivalent units reinvested in the corresponding vesting RSUs, which satisfies the exemption of Rule 16b-2.
F2	Shares issued August 1, 2025 pursuant to Performance Share Units granted on July 12, 2022 under the Company's 2020 LTIP.
F3	Each restricted stock unit represents a contingent right to receive one share of MLKN common stock.
F4	The restricted stock units are subject to a three-year vest schedule, vesting 25% at year one, 25% at year two, and 50% at year three. Vesting is on August 1 of each respective year.