Avantor (NYSE: AVTR) director awarded 6,225 restricted stock units vesting 2026

Rhea-AI Filing Summary

Avantor, Inc. reported that director Simon Dingemans received an equity award in the form of restricted stock units. On 01/02/2026, he was granted 6,225 shares of common stock at a price of $0 per share, reflecting a stock-based compensation grant rather than a market purchase. Following this award, he beneficially owned 6,225 common shares in direct form.

According to the disclosure, the grant consists of restricted stock units that are scheduled to vest on May 6, 2026. This means the units convert into common shares for the director only once the vesting date is reached, aligning his compensation with the company’s future performance and continued service.

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^*

Dingemans Simon

(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)
01/02/2026

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	01/02/2026		A(1)		6,225	A	$0	6,225	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 May 6, 2026.

Remarks:

	/s/ Scott Baker, as Attorney-in-Fact	01/12/2026
	** 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 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).
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FAQ

What insider transaction did Avantor (AVTR) report for Simon Dingemans?

Avantor reported that director Simon Dingemans received a grant of 6,225 shares of common stock as restricted stock units on 01/02/2026, recorded at a price of $0 per share as stock-based compensation.

Is the Avantor (AVTR) transaction a stock purchase or an equity award?

The filing describes an equity award, not a market purchase. It reflects a grant of restricted stock units that convert into common shares upon vesting, rather than shares bought for cash in the open market.

When do Simon Dingemans’ Avantor (AVTR) restricted stock units vest?

The footnote explains that the grant vests on May 6, 2026, meaning the restricted stock units are scheduled to become Avantor common shares for the director on that date, assuming applicable vesting conditions are satisfied.

How many Avantor (AVTR) shares does Simon Dingemans own after this Form 4 transaction?

After the reported transaction, Simon Dingemans beneficially owned 6,225 shares of Avantor common stock, held in direct form according to the ownership information in the filing.

What does the $0 price on the Avantor (AVTR) Form 4 grant mean?

The $0 price per share indicates that the reported transaction is stock-based compensation in the form of restricted stock units, rather than a cash purchase of Avantor shares in the market.