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MillerKnoll (MLKN) details RSU exercise, share awards and withholding

(Neutral)
(Neutral)
Form Type
4

Rhea-AI Filing Summary

MillerKnoll, Inc. executive Debbie F. Propst, President Global Retail, reported multiple equity transactions on August 1, 2026. She exercised 10,783 Restricted Stock Units into common stock and following the transaction held 66,604 RSUs. Common shares were also issued pursuant to Performance Share Units granted October 19, 2023 under the company’s 2020 LTIP. In separate code F entries, 11,166.412 shares of common stock were withheld at $22.52 per share to satisfy exercise-price or tax obligations.

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Insider Propst Debbie F
Role President Global Retail
Type Security Shares Price Value
Exercise Restricted Stock Units F3, F4 10,783 $0.00 $0.00
Exercise Common Stock F1 10,783 $0.00 $0.00
Exercise Price or Tax Liability Common Stock 5,561.589 $22.52 $125K
Grant/Award Common Stock F2 5,355 $0.00 $0.00
Exercise Price or Tax Liability Common Stock 2,481.507 $22.52 $56K
Grant/Award Common Stock F2 2,148 $0.00 $0.00
Exercise Price or Tax Liability Common Stock 995.383 $22.52 $22K
Grant/Award Common Stock F2 4,592 $0.00 $0.00
Exercise Price or Tax Liability Common Stock 2,127.933 $22.52 $48K
Holdings After Transaction: Restricted Stock Units — 66,604 shares (Direct); Common Stock — 73,440.1449 shares (Direct)
Footnotes (4)
  1. 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.
  2. F2. Shares issued August 1, 2026 pursuant to Performance Share Units granted on October 19, 2023 under the Company's 2020 LTIP.
  3. F3. Each restricted stock unit represents a contingent right to receive one share of MLKN common stock.
  4. 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.
RSUs exercised 10,783 shares Restricted Stock Units converted into common stock on August 1, 2026
RSUs remaining 66,604 units Restricted Stock Units beneficially owned following the reported transaction
Shares withheld for obligations 11,166.412 shares Common stock disposed of in code F transactions for exercise-price or tax liabilities
Withholding price $22.5200 per share Per-share value used in common stock code F withholding transactions
Performance Share Unit grant date October 19, 2023 Grant date for PSUs under the company’s 2020 LTIP that issued shares on August 1, 2026
Restricted Stock Units financial
"She exercised 10,783 Restricted Stock Units into common stock"
Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.
Performance Share Units financial
"Shares issued August 1, 2026 pursuant to Performance Share Units"
Performance share units are a type of company stock award given to employees that depend on the company meeting specific goals or targets. If these goals are achieved, the employee receives shares or the value of shares; if not, they may receive little or no compensation. This aligns employees’ interests with the company's success and encourages performance that benefits investors.
dividend equivalent units financial
"includes dividend equivalent units reinvested in the corresponding vesting RSUs"
Dividend equivalent units are bookkeeping credits that mirror cash dividends paid on actual shares, granted to holders of stock-based awards such as restricted stock units or deferred compensation. They matter to investors because they increase a company’s reported employee compensation cost and can lead to issuance of more shares or cash payouts over time, similar to extra pay linked to ownership that affects shareholder dilution and corporate cash flow.
Rule 16b-2 regulatory
"which satisfies the exemption of Rule 16b-2"
2020 LTIP financial
"under the Company’s 2020 LTIP"

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FAQ

What insider transactions did MillerKnoll (MLKN) report for Debbie F. Propst?

Debbie F. Propst reported exercising 10,783 Restricted Stock Units into MillerKnoll common stock on August 1, 2026. She also reported common shares issued from Performance Share Units under the 2020 LTIP and several code F dispositions where shares were withheld to cover exercise-price or tax obligations.

How many MillerKnoll (MLKN) Restricted Stock Units does Debbie F. Propst hold after these transactions?

After the reported activity, Debbie F. Propst beneficially held 66,604 Restricted Stock Units. Each RSU represents a contingent right to receive one share of MLKN common stock, subject to a vesting schedule described in the filing.

What vesting schedule applies to Debbie F. Propst’s MillerKnoll (MLKN) Restricted Stock Units?

The Restricted Stock Units are subject to a three-year vesting schedule: 25% vests at year one, 25% at year two, and 50% at year three. Vesting occurs on August 1 of each respective year, according to the disclosure.

What shares were issued to Debbie F. Propst under MillerKnoll (MLKN) Performance Share Units?

Common shares were issued on August 1, 2026 pursuant to Performance Share Units granted on October 19, 2023 under MillerKnoll’s 2020 LTIP. Individual awards reported include grants such as 5,355 common shares, among others tied to the same PSU grant.

How many MillerKnoll (MLKN) shares were withheld for exercise-price or tax obligations?

Code F entries show a total of 11,166.412 common shares disposed of to satisfy exercise-price or tax liabilities. These shares were recorded at a per-share value of $22.52 across the withholding transactions dated August 1, 2026.

Were Debbie F. Propst’s MillerKnoll (MLKN) transactions made under a Rule 10b5-1 trading plan?

The transactions were not reported as being made under a Rule 10b5-1 trading plan. The filing does not indicate that these August 1, 2026 equity movements occurred pursuant to any pre-arranged 10b5-1 arrangement.
SEC Form 4
FORM 4UNITED 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*
Propst Debbie F

(Last)(First)(Middle)
855 EAST MAIN AVENUE
P.O. BOX 302

(Street)
ZEELAND MICHIGAN 49464

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
MILLERKNOLL, INC. [ MLKN ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
President Global Retail
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
08/01/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm 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)
CodeVAmount(A) or (D)Price
Common Stock(1)08/01/2026M10,783A$0.072,511.5569D
Common Stock08/01/2026F5,561.589D$22.5266,949.9679D
Common Stock(2)08/01/2026A5,355A$0.072,304.9679D
Common Stock08/01/2026F2,481.507D$22.5269,823.4609D
Common Stock(2)08/01/2026A2,148A$0.071,971.4609D
Common Stock08/01/2026F995.383D$22.5270,976.0779D
Common Stock(2)08/01/2026A4,592A$0.075,568.0779D
Common Stock08/01/2026F2,127.933D$22.5273,440.1449D
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Restricted Stock Units(3)08/01/2026M10,783 (4) (4)Common Stock10,783$0.066,604D
Explanation of Responses:
1. 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.
2. Shares issued August 1, 2026 pursuant to Performance Share Units granted on October 19, 2023 under the Company's 2020 LTIP.
3. Each restricted stock unit represents a contingent right to receive one share of MLKN common stock.
4. 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.
By: Jacqueline H. Rice For: Debbie F. Propst08/03/2026
** Signature of Reporting PersonDate
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)