SEC FORM 3

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SEC Form 3

FORM 3

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

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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

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1. Name and Address of Reporting Person^*

Woodbridge Robert Thomas

(Last)

(First)

(Middle)

855 EAST MAIN AVENUE

P.O. BOX 302

(Street)

ZEELAND

49464

(City)

(State)

(Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
10/13/2026

3. Issuer Name and Ticker or Trading Symbol
MILLERKNOLL, INC. [ MLKN ]

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

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	Pres. International Contract

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

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

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

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	3,340.149	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
1. Title of Derivative Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
Non-Qualified Stock Option (right to buy)	⁽¹⁾	07/18/2033	Common Stock	4,007	$20	D
Non-Qualified Stock Option (right to buy)	⁽¹⁾	07/14/2030	Common Stock	741	$21.38	D
Non-Qualified Stock Option (right to buy)	⁽¹⁾	07/14/2030	Common Stock	7,500	$23.52	D
Restricted Stock Units	07/22/2027⁽²⁾	⁽²⁾	Common Stock	17,620	⁽³⁾	D

Explanation of Responses:

1. Currently exercisable.

2. 377 RSUs represent the third and final tranche of his July 2024 RSU grant award. These units will vest on July 22, 2027. The original grant is scheduled to vest ratably each year in 3 equal installments over 3 years. 1,775 RSUs represent the second and third tranche of the July 2025 RSU grant award. These tranches will vest ratably each year on July 22. The original grant scheduled to vest in three equal installments over three years. 15,468 RSUs represent all three tranches from the July 2026 RSU grant award. These tranches will vest ratably each year on July 22. The original grant is scheduled to vest in three equal installments over three years.

3. Each restricted stock unit represents a contingent right to receive one share of MLKN common stock.

	By: Jacqueline H. Rice For: Robert T. Woodbridge	10/15/2026
	** 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 5 (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.