Olaplex Insider Filing: Mussaffer Awarded 110,294 RSUs; Advent Holds 499M+ Shares

Rhea-AI Filing Summary

David M. Mussaffer, a director of Olaplex Holdings, Inc. (OLPX), reported receipt of 110,294 restricted stock units (RSUs) on 08/13/2025 under the Issuer's 2021 Equity Incentive Plan. Each RSU converts to one share and will vest in full on the date of the Issuer's 2026 Annual Meeting, subject to continued service. The transaction is recorded at a $0.00 price. Following the reported award, the filing shows 248,693 shares beneficially owned directly and 499,468,771 shares held indirectly by funds/accounts managed by Advent International, L.P., where Mussaffer is Chairman and Managing Partner. The report was signed by an attorney-in-fact on 08/15/2025.

Positive

• Clear disclosure of RSU grant amount (110,294) and vesting schedule (2026 Annual Meeting)
• Explicit reporting of direct (248,693) and indirect (499,468,771) holdings, aiding ownership transparency

Negative

• No information on performance conditions; grant appears solely time-based which may provide limited performance alignment
• Large indirect ownership by Advent could imply concentrated voting power, which may concern some investors

Insights

Corporate Governance Expert

TL;DR New RSU award aligns an insider’s compensation with long-term shareholder value; large indirect stake signals significant institutional control.

The RSU grant of 110,294 units vests at the 2026 annual meeting, indicating a time-based retention award tied to continued service rather than immediate liquidity. The filing explicitly states a substantial indirect position of 499,468,771 shares held by Advent-managed funds, with the reporting person disclaiming beneficial ownership except for any pecuniary interest. For governance review, the material points are award size, single vesting date, and the disclosure of the large indirect position which may affectvote dynamics and related-party considerations.

Securities Analyst

TL;DR Transaction is routine compensation and disclosure; not an immediate market liquidity event but highlights concentration of ownership.

The RSUs were issued at $0.00 and vest in 2026, so no current dilutioned cash proceeds are recorded. The direct beneficial ownership after the grant is 248,693 shares. The extraordinarily large indirect holding by Advent, as disclosed, is material for ownership concentration analysis but the filer explicitly disclaims beneficial ownership beyond pecuniary interest. For investors assessing float and governance, the filing provides clear, non-speculative ownership figures and vesting timeline.

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
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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^*

MUSSAFER DAVID M

(Last) (First) (Middle)

C/O OLAPLEX HOLDINGS, INC.

432 PARK AVENUE SOUTH, THIRD FLOOR

(Street)

NEW YORK NY 10016

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
OLAPLEX HOLDINGS, INC. [ OLPX ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
08/13/2025

4. 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 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	08/13/2025		A		110,294(1)	A	$0.00	248,693	D
Common Stock								499,468,771	I	See footnote(2)

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:

1. Represents restricted stock units ("RSUs") granted to the Reporting Person under the Issuer's 2021 Equity Incentive Plan. Each RSU represents the conditional right to receive one share of Common Stock. The RSUs will vest in full on the date of the Issuer's 2026 Annual Meeting of Stockholders, subject to the Reporting Person's continued service to the Issuer through

2. The reported securities are held by various funds and accounts managed directly and indirectly by Advent International, L.P. ("Advent"). The Reporting Person is the Chairman and Managing Partner of Advent and may have limited partner or other interests in one or more of such funds or accounts, provided that, the Reporting Person disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein, if any, and the inclusion of these shares in this report shall not be deemed an admission of beneficial ownership of all the reported shares for purposes of Section 16 or any other purpose.

	/s/ John Duffy, attorney-in-fact	08/15/2025
	** 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.

FAQ

What did David M. Mussaffer report on Form 4 for OLPX?

He reported receipt of 110,294 RSUs on 08/13/2025 under the 2021 Equity Incentive Plan, recorded at $0.00.

When do the RSUs vest for the OLPX Form 4 filing?

The RSUs will vest in full on the date of the Issuer's 2026 Annual Meeting of Stockholders, subject to continued service.

How many OLPX shares does Mussaffer beneficially own after the transaction?

The filing shows 248,693 shares beneficially owned directly and 499,468,771 shares held indirectly by Advent-managed funds/accounts.

Was the Form 4 signed and when?

The form was signed by an attorney-in-fact, John Duffy, on 08/15/2025.

Does the filing state Mussaffer claims beneficial ownership of Advent-held shares?

The filing disclaims beneficial ownership of those shares except to the extent of any pecuniary interest, per the included footnote.