Corey Walker

CIK: 0001776172

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)2 (40.0%)

Compensation grants

Other (G, F, J, C, D, …)3 (60.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

AVTR

Avantor, Inc.

Officer

Discretionary Trading P&L

Holdings

Transaction History (5 total)

AVTR
Avantor, Inc.
Jun 21, 2026
Tax Payment(F)
Direct
3K shares at avg. $9.58$29K
AVTR
Avantor, Inc.
Feb 20, 2026
Tax Payment(F)
Direct
5K shares at avg. $9.03$45K
AVTR
Avantor, Inc.
Feb 19, 2026
Award(A)
Direct
161.2K shares-
AVTR
Avantor, Inc.
Jun 21, 2025
Tax Payment(F)
Direct
2.7K shares at avg. $13.57$37K
AVTR
Avantor, Inc.
May 9, 2025
Award(A)
Direct
162.9K shares-

		Type	Shares	Price		Ownership
Jun 21, 2026	AVTR Avantor, Inc.	Tax Payment(F)	3,010	$9.58	$28,836	Direct
Feb 20, 2026	AVTR Avantor, Inc.	Tax Payment(F)	4,963	$9.03	$44,816	Direct
Feb 19, 2026	AVTR Avantor, Inc.	Award(A)	161,237	-	$0	Direct
Jun 21, 2025	AVTR Avantor, Inc.	Tax Payment(F)	2,730	$13.57	$37,046	Direct
May 9, 2025	AVTR Avantor, Inc.	Award(A)	162,866	-	-	Direct

1-5 of 5 transactions

About Walker Corey

Walker Corey (SEC CIK 0001776172) files insider reports with the SEC as President, VWR Dist. & Servs. of Avantor, Inc. (AVTR).

Signal8 holds 5 ownership filings by Walker Corey (1 Form 3, 4 Form 4), filed between Apr 8, 2025 and Jun 22, 2026. Those filings report 5 transactions, from May 9, 2025 to Jun 21, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Walker Corey's filings is in RADNOR, PA.

Recent filings by Walker Corey

Jun 21, 2026: Tax withholding of AVTR shares (Form 4, code F).
Feb 20, 2026: Tax withholding of AVTR shares (Form 4, code F).
Feb 19, 2026: Grant or award of AVTR shares (Form 4, code A).
Jun 21, 2025: Tax withholding of AVTR shares (Form 4, code F).
May 9, 2025: Grant or award of AVTR shares (Form 4, code A).

Other insiders filing for Avantor, Inc. (AVTR)

Garner Todd W, EVP and CFO
Ligner Emmanuel, President and CEO
Hankamer Brittany, EVP, Chief HR Officer
Eck Steven W, SVP & Chief Accounting Officer
Sokenu Claudius, EVP, Chief Legal & Compliance
Murthy Mala, Director

How to read Form 4 transaction codes