AVTR insider report: Gregory Lucier awarded 8,736 RSUs vesting Oct 3, 2026

Rhea-AI Filing Summary

Avantor, Inc. director Gregory T. Lucier received a grant of 8,736 restricted stock units (RSUs) on 10/03/2025 that vest one year later on 10/03/2026. The grant was reported on a Form 4 filed by a single reporting person and shows an acquisition with a reported price of $0, consistent with equity awards issued as compensation rather than an open-market purchase. After the grant Lucier beneficially owns 8,736 shares of common stock directly. The Form 4 signature was executed by an attorney-in-fact on 10/07/2025.

Positive

• Director alignment with shareholders via a time‑based grant of 8,736 RSUs that vests on 10/03/2026
• Compensation grant reported transparently on a Form 4 with direct beneficial ownership disclosed

Negative

• No material negative developments disclosed; transaction is a routine director compensation grant

Insights

Corporate Governance Analyst

Director received time‑based RSUs totaling 8,736 that vest in one year.

The award reflects a common governance practice of granting restricted stock units to directors as deferred, time‑based compensation rather than immediate cash. The Form 4 shows the units were acquired at a reported price of $0, indicating the grant is a compensation issuance rather than a market purchase.

This transaction depends on continued service through 10/03/2026 to vest and creates a direct alignment between the director and shareholders over the vesting year. Investors may note the grant size of 8,736 RSUs when assessing director compensation levels relative to peers over the next 12 months.

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

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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^*

LUCIER GREGORY T

(Last) (First) (Middle)

RADNOR CORPORATE CENTER, BUILDING ONE,

SUITE 200, 100 MATSONFORD ROAD,

(Street)

RADNOR PA 19087

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Avantor, Inc. [ AVTR ]

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)
10/03/2025

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	10/03/2025		A(1)		8,736	A	$0	8,736	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

Explanation of Responses:

1. Reflects a grant of restricted stock units that vests on October 3, 2026.

Remarks:

	/s/ Scott Baker, as Attorney-in-Fact	10/07/2025
	** 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 Avantor (AVTR) report for Gregory T. Lucier on the Form 4?

Gregory T. Lucier was granted 8,736 restricted stock units on 10/03/2025, vesting on 10/03/2026, and now beneficially owns 8,736 shares.

Was the RSU grant purchased or issued as compensation for AVTR?

The Form 4 reports a transaction price of $0, indicating the RSUs were issued as compensation, not bought on the open market.

When do the 8,736 RSUs awarded to the director vest?

The RSUs vest on 10/03/2026, one year after the grant date of 10/03/2025.

How was the Form 4 filing signed for this AVTR transaction?

The filing bears a signature by Scott Baker as Attorney‑in‑Fact dated 10/07/2025.

Does the Form 4 show any derivative transactions for Gregory T. Lucier?

No derivative securities are listed; the filing reports only a non‑derivative grant of common stock RSUs.