Avantor (AVTR) Form 4: SVP Eck Sells 3,476 Shares at $11.39

Q: What transaction did the Form 4 report for Avantor (AVTR)?

The Form 4 reports a sale of 3,476 common shares on 08/05/2025 at $11.39 per share.

Q: Who is the reporting person on the Form 4?

The reporting person is Steven W. Eck , listed as SVP & Chief Accounting Officer of Avantor.

Q: When was the Form 4 signed and by whom?

The Form 4 was signed by Scott Baker, as Attorney-in-Fact on 08/06/2025 .

Q: Are there any derivative securities reported on this Form 4?

No. Table II in the provided content contains no entries for derivative securities.

[Form 4] Avantor, Inc. Insider Trading Activity

Filing Impact

(Low)

Filing Sentiment

(Negative)

Form Type

Rhea-AI Filing Summary

Form 4 summary: Steven W. Eck, SVP & Chief Accounting Officer of Avantor, Inc. (AVTR), reported a sale of 3,476 shares of common stock on 08/05/2025 at a price of $11.39 per share. Beneficial ownership following the reported transaction is 55,068 shares. The Form 4 was signed by attorney-in-fact Scott Baker on 08/06/2025. No derivative securities are reported on Table II.

Insights

TL;DR: Routine officer sale: 3,476 shares sold at $11.39; remaining beneficial ownership 55,068 shares.

The filing documents a non-derivative disposition of 3,476 Avantor common shares by Steven W. Eck on 08/05/2025 at $11.39 per share, with 55,068 shares held after the transaction. The report was executed by an attorney-in-fact on 08/06/2025. Table II shows no derivative transactions. This is a routine Section 16 disclosure of an insider sale; the filing itself does not state any additional context or motivation for the sale.

TL;DR: Disclosure complies with Section 16 reporting requirements; transaction recorded and signed by attorney-in-fact.

The Form 4 identifies the reporting person as Steven W. Eck (SVP & Chief Accounting Officer) and records a non-derivative sale of 3,476 shares on 08/05/2025, leaving 55,068 shares beneficially owned. The signature block shows Scott Baker as attorney-in-fact dated 08/06/2025. The filing includes no entries in Table II and provides no indication of a 10b5-1 plan within the visible content. Material context beyond the transaction data is not provided in the document.

08/06/2025 - 04:32 PM

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
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^*

Eck Steven W

(Last)

(First)

(Middle)

RADNOR CORPORATE CENTER, BUILDING ONE,

SUITE 200, 100 MATSONFORD ROAD

(Street)

RADNOR

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)
	SVP & Chief Accounting Officer

3. Date of Earliest Transaction (Month/Day/Year)
08/05/2025

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	08/05/2025		S		3,476	D	$11.39	55,068	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

Remarks:

	/s/ Scott Baker, as Attorney-in-Fact	08/06/2025
	** 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.

Source:

FAQ

What transaction did the Form 4 report for Avantor (AVTR)?

The Form 4 reports a sale of 3,476 common shares on 08/05/2025 at $11.39 per share.

Who is the reporting person on the Form 4?

The reporting person is Steven W. Eck, listed as SVP & Chief Accounting Officer of Avantor.

How many Avantor shares did the reporting person own after the transaction?

Following the reported transaction, the beneficial ownership is stated as 55,068 shares.

When was the Form 4 signed and by whom?

The Form 4 was signed by Scott Baker, as Attorney-in-Fact on 08/06/2025.

Are there any derivative securities reported on this Form 4?

No. Table II in the provided content contains no entries for derivative securities.

Does the filing indicate the transaction was executed under a 10b5-1 trading plan?

The provided content does not indicate that the transaction was made pursuant to a 10b5-1 plan.

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[Form 4] Avantor, Inc. Insider Trading Activity

Insights

FAQ

What transaction did the Form 4 report for Avantor (AVTR)?

Who is the reporting person on the Form 4?

How many Avantor shares did the reporting person own after the transaction?

When was the Form 4 signed and by whom?

Are there any derivative securities reported on this Form 4?

Does the filing indicate the transaction was executed under a 10b5-1 trading plan?

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[Form 4] Avantor, Inc. Insider Trading Activity

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FAQ

What transaction did the Form 4 report for Avantor (AVTR)?

Who is the reporting person on the Form 4?

How many Avantor shares did the reporting person own after the transaction?

When was the Form 4 signed and by whom?

Are there any derivative securities reported on this Form 4?

Does the filing indicate the transaction was executed under a 10b5-1 trading plan?

NYSE:AVTR

AVTR Rankings

AVTR Latest News

AVTR Latest SEC Filings

AVTR Stock Data