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CIK 0001722482 · Large accelerated filer

Avantor, Inc.

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Ticker
AVTR
Exchange
NYSE
Industry
Laboratory Analytical Instruments
FY end
Dec 31
Entity type
operating
EIN
822758923
Phone
(610) 386-1700
Business address
RADNOR CORPORATE CENTER, BUILDING ONE, SUITE 200, 100 MATSONFORD ROAD, RADNOR, PA, 19087
Former names
Vail Holdco Corp
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$0
in 0 filings

Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Date Insider Transaction Shares Price Value Owned after
2026-05-08 LUCIER GREGORY T Director Purchase +10,000 $8.32 $83K 60,000
2026-05-01 Dingemans Simon Director Purchase +25,000 $8.14 $204K 25,000
2026-03-10 MEHRA SANJEEV K Director Purchase +125,000 $8.01 $1.0M 475,000
2026-02-19 LUCIER GREGORY T Director Purchase +50,000 $9.16 $458K 50,000
2026-02-12 SUMME GREGORY L Director Purchase +100,000 $9.40 $940K 400,000
2025-12-05 MEHRA SANJEEV K Director Purchase +350,000 $11.09 $3.9M 350,000
2025-11-17 Ligner Emmanuel President and CEO Purchase +87,500 $11.35 $993K 283,424
2025-10-30 SUMME GREGORY L Director Purchase +100,000 $11.25 $1.1M 300,000
2025-08-21 SUMME GREGORY L Director Purchase +100,000 $12.56 $1.3M 200,000
2025-05-23 SUMME GREGORY L Director Purchase +30,000 $12.50 $375K 100,000
2025-05-22 SUMME GREGORY L Director Purchase +20,000 $12.65 $253K 70,000
2025-05-07 SUMME GREGORY L Director Purchase +25,000 $12.00 $300K 50,000
2025-04-29 Massaro Joseph R Director Purchase +8,100 $12.30 $100K 35,038
2025-04-28 SUMME GREGORY L Director Purchase +25,000 $12.50 $313K 25,000
2025-04-28 Kang Lan Director Purchase +5,000 $12.57 $63K 35,215
2025-04-28 Peacock Jonathan M Director Purchase +8,091 $12.81 $104K 202,715
2022-11-16 Szlosek Thomas A EVP & CFO Purchase +12,500 $20.71 $259K 35,668
2022-11-16 Stubblefield Michael CEO Purchase +15,000 $20.95 $314K 429,500
2021-07-12 Natauri Jo Director Purchase +300 $36.33 $11K 557,656.3
2020-07-01 Natauri Jo Director Purchase +646 $16.99 $11K 58,885,713

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