AVTR Form 4: Christophe Couturier Receives 65,217 RSUs Vesting 08/08/2027

Rhea-AI Filing Summary

Avantor insider reporting: Christophe Couturier, listed as Executive Vice President, AMEA, received a grant of restricted stock units that vest on 08/08/2027. The Form 4 shows an acquisition of 65,217 shares (reported as an award), bringing his total beneficial ownership to 211,271 shares. The filing also notes 1,140 shares held from the Avantor Employee Stock Purchase Plan.

The disclosure is a routine equity award for an officer rather than a market transaction, increasing the officer's stake through time‑based vesting. The record lists the transaction as an acquisition through restricted stock units and specifies the vesting date without additional conditions in the filing.

Insights

Corporate Governance Expert

TL;DR: Executive received time‑based RSUs increasing ownership; disclosure is routine compensation reporting.

The Form 4 documents a grant of 65,217 restricted stock units to an EVP that vest on 08/08/2027, raising beneficial ownership to 211,271 shares, and separately notes 1,140 ESPP shares. From a governance perspective, time‑based RSUs align executive and shareholder interests by tying value to future share performance and retention. The filing contains no additional terms, cash payments, or derivative transactions.

Securities Analyst

TL;DR: This is a non‑market equity award; it changes insider holdings but presents no immediate cash or dilution details.

The report shows an acquisition via grant rather than an open‑market purchase or sale: 65,217 shares were granted as RSUs vesting in two years. The filing increases reported beneficial ownership to 211,271 shares. There are no derivative instruments reported and no prices disclosed for the grant in this Form 4. The disclosure is informational and does not itself reflect a sale or purchase in the market.

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

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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^*

Couturier Christophe

(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)

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

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

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	08/08/2025		A(1)		65,217	A	$0	211,271(2)	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 vest on August 8, 2027.

2. Includes 1,140 shares acquired under the Avantor Employee Stock Purchase Plan.

Remarks:

	/s/ Scott Baker, as Attorney-in-Fact	08/12/2025
	** 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 insider Christophe Couturier report on Form 4 (AVTR)?

The Form 4 reports a grant of 65,217 restricted stock units to Christophe Couturier, vesting on 08/08/2027, and total beneficial ownership of 211,271 shares.

Did the Form 4 show a market sale or purchase for AVTR?

No. The transaction is reported as an acquisition via a restricted stock unit grant, not an open‑market purchase or sale.

Are there any derivative securities reported for AVTR in this filing?

No. Table II for derivative securities is blank; the filing discloses only non‑derivative common stock awards.

Does the filing specify any price paid for the granted shares (AVTR)?

The Form 4 does not disclose a cash price for the RSU grant; the grant is reported as an acquisition with no purchase price listed.

How many shares from the Employee Stock Purchase Plan are included in the total AVTR holdings?

The filing states 1,140 shares were acquired under the Avantor Employee Stock Purchase Plan and are included in the reported total.