Avantor Inc

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Avantor Inc
TickerAVTR
CIK #0001722482
CUSIP05352A100
SectorLife Sciences - Laboratory Analytical Instruments
AddressBuilding One, Suite 200 100 Matsonford Road, Radnor, PA 19087
Source [EDGAR]
Reg D Offering (Form D) Filed Raised Terms
VAIL HoldCo Corp 2017-12-28 Exemption: 506(b) · Remaining: Indefinite · Duration: More than one year · Revenue: Decline to Disclose
CIK Filing 2011 - 2026
[0001722482] 10-K
[0001722482] 10-Q
[0001722482] 3
[0001722482] 4
[0001722482] 5
[0001722482] 8-K
[0001722482] D
[0001722482] SC 13D
[0001722482] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
Vanguard Capital Management LLC Avantor Inc [2026-04-29] 0.0
Dodge & Cox Avantor Inc [2024-02-13] 81949.0
T Rowe Price Investment Management Inc Avantor Inc [2022-11-10] 10.2
BlackRock Inc Avantor Inc [2022-02-08] 7.1
Invesco Ltd Avantor Inc [2021-02-16] 5.7
BlackRock Inc Avantor Inc [2021-02-05] 6.5
New Mountain Investments III LLC Avantor Inc [2020-02-14] 19.3
Vanguard Group Inc Avantor Inc [2020-02-11] 5.17
Price T Rowe Associates Inc /MD/ Avantor Inc [2019-06-10] 14.2
Goldman Sachs Group Inc Avantor Inc [2019-05-31] 12.8
Form 3/4/5 Filer 2011 - 2026
Walker Corey
Avantor Inc
Massaro Joseph R
Makin Louise
Summe Gregory L
Severino Michael
Mehra Sanjeev K
Murthy Mala
Lucier Gregory T
Dingemans Simon
Brellier Ludovic
Eck Steven W
Jones R Brent
Hankamer Brittany
Sokenu Claudius
Gourdier Benoit
Ligner Emmanuel
Blenn Mary
Couturier Christophe
Stubblefield Michael
Carethers John
Andres Juan
Kang Lan
Peacock Jonathan M
Bramwell James
Sahin Kitty
Stone Randy Lee
Lewis Sheri
Vanderhaegen Frederic
Szlosek Thomas A
Miller Justin
Brophy Gerard
Shaw Christi
Henson Meghan
Wondrasch Michael
Holt Matthew S
Gupta Rajiv
Murray Mark Christopher
Natauri Jo
Ohri Devashish
Connolly Thomas
StoneBridge 2017 Offshore LP
StoneBridge 2018 Offshore LP
VWR Partners LP
Goldman Sachs & Co LLC
Bridge Street Opportunity Advisors LLC
StoneBridge 2018 LP
StoneBridge 2017 LP
Broad Street Principal Investments LLC
Goldman Sachs Group Inc
Henrichwark Sven
Sachdev Rakesh
New Mountain Investments III LLC
New Mountain Partners III LP
NM Holdings GP LLC
New Mountain Capital Group LP
New Mountain Capital LLC
Klinsky Steven B
McAllister Eric
Foxe Tanya
Kulkarni Ashish
Hofman Bjorn
Moura Andre V
DePetris Michael
Fine Robert
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
Mehra Sanjeev K
Common Stock
2026-03-10 Buy 125,000 $8.01 1,001,250
Eck Steven W
Common Stock
2026-02-24 Tax withheld 452 $9.11 4,118
Hankamer Brittany
Common Stock
2026-02-24 Tax withheld 359 $9.11 3,270
Hankamer Brittany
Common Stock
2026-02-23 Tax withheld 1,324 $8.89 11,770
Sokenu Claudius
Common Stock
2026-02-23 Tax withheld 2,376 $8.89 21,123
Jones R Brent
Common Stock
2026-02-23 Tax withheld 2,805 $8.89 24,936
Gourdier Benoit
Common Stock
2026-02-23 Tax withheld 3,029 $8.89 26,928
Eck Steven W
Common Stock
2026-02-23 Tax withheld 2,017 $8.89 17,931
Eck Steven W
Common Stock
2026-02-20 Tax withheld 2,125 $9.03 19,189
Gourdier Benoit
Common Stock
2026-02-20 Tax withheld 4,160 $9.03 37,565
Hankamer Brittany
Common Stock
2026-02-20 Tax withheld 1,453 $9.03 13,121
Sokenu Claudius
Common Stock
2026-02-20 Tax withheld 2,919 $9.03 26,359
Walker Corey
Common Stock
2026-02-20 Tax withheld 4,963 $9.03 44,816
Jones R Brent
Common Stock
2026-02-20 Tax withheld 9,506 $9.03 85,839
Walker Corey
Stock Options (Right to Buy) · derivative
2026-02-19 Grant 634,617 $0.00
Eck Steven W
Common Stock
2026-02-19 Grant 48,859 $0.00
Eck Steven W
Stock Options (Right to Buy) · derivative
2026-02-19 Grant 43,230 $0.00
Hankamer Brittany
Stock Options (Right to Buy) · derivative
2026-02-19 Grant 317,310 $0.00
Blenn Mary
Stock Options (Right to Buy) · derivative
2026-02-19 Grant 1,041,766 $0.00
Blenn Mary
Common Stock
2026-02-19 Grant 235,993 $0.00
showing 20 of 200 most recent transactions
13F Ownership Over TimeHoldersShares Held
2026-03-31 429 666,069,836
2025-12-31 422 664,894,254
2025-09-30 469 643,246,978
2025-06-30 513 646,649,763
2025-03-31 494 629,525,091
2024-12-31 498 625,651,720
2024-09-30 525 603,943,622
2024-06-30 519 566,977,264
2024-03-31 498 586,154,516
2023-12-31 474 564,458,962
2023-09-30 441 517,063,595
2023-06-30 446 494,934,443
Form 13F Holdings
Firm Period DFND Voting Shares
Vaughan Nelson Investment Management LP [2026-06-30] DFND 6,958,530 7,392,825
Assenagon Asset Management SA [2026-06-30] SOLE 556,871 556,871
Louisiana State Employees Retirement System [2026-06-30] SOLE 197,800 197,800
Yousif Capital Management LLC [2026-06-30] SOLE 28,109 170,750
Commonwealth of Pennsylvania Public School Empls Retrmt SYS [2026-06-30] SOLE 163,453 163,453
Wealth Enhancement Advisory Services LLC [2026-06-30] SOLE 7,028 136,506
Alaska Retirement Management Board [2026-06-30] SOLE 102,686 102,686
Gamma Investing LLC [2026-06-30] DFND 46,592 46,592
Crossmark Global Holdings Inc [2026-06-30] SOLE 46,130 46,130
Salem Investment Counselors Inc [2026-06-30] SOLE 28,315 35,072
Dedora Capital Inc [2026-06-30] SOLE 0 33,237
Central Pacific Bank - Trust Division [2026-06-30] DFND 0 31,300
First Bank & Trust [2026-06-30] SOLE 26,696 26,696
BFSG LLC [2026-06-30] SOLE 0 24,427
Ballentine Partners LLC [2026-06-30] OTR 0 24,103
Sequoia Financial Advisors LLC [2026-06-30] SOLE 0 22,739
Fifth Third Wealth Advisors LLC [2026-06-30] SOLE 22,592 22,592
NorthCrest Asset Manangement LLC [2026-06-30] SOLE 1,241 17,843
Merit Financial Group LLC [2026-06-30] OTR 0 14,607
Waddell & Associates LLC [2026-06-30] SOLE 0 13,624
Cidel Asset Management Inc [2026-06-30] SOLE 11,299 11,299
Empirical Financial Services LLC DBA Empirical Wealth Ma [2026-06-30] OTR 10,829 10,829
Portside Wealth Group LLC [2026-06-30] SOLE 0 10,012
Versant Capital Management Inc [2026-06-30] SOLE 9,073 9,073
Merit Financial Group LLC [2026-06-30] SOLE 199 9,039
Farther Finance Advisors LLC [2026-06-30] SOLE 0 6,153
IFP Advisors LLC [2026-06-30] SOLE 5,858 5,858
LRI Investments LLC [2026-06-30] SOLE 3,067 3,067
Empirical Financial Services LLC DBA Empirical Wealth Ma [2026-06-30] SOLE 2,464 2,464
Owl Creek Wealth Partners LLC [2026-06-30] SOLE 0 2,380
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