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Avantor, Inc.

AVTR
Exchange
NYSE
Industry
Laboratory Analytical Instruments
SEC CIK
0001722482

No open-market purchases or sales by Avantor, Inc. insiders were filed in the last 90 days; 460 institutions reported holding it in 13F filings for Q2 2026, worth $6.92B in total; superinvestors Greenhaven Associates and Southeastern Asset Management (Longleaf) hold it.

13F holders, Q1 2026

Institutional positions in Avantor, Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
433
+20 vs. Q4 2025
Shares held
675.7M
+53.9M (+8.7%) vs. Q4 2025
Total value
$5.30B
−$1.85B (−25.8%) vs. Q4 2025
New holders
91
169 more added
Sold out
71
126 more reduced

8 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting AVTR on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2026: 433 institutions
Q1 2021: 415 institutionsQ2 2021: 440 institutionsQ3 2021: 476 institutionsQ4 2021: 497 institutionsQ1 2022: 481 institutionsQ2 2022: 484 institutionsQ3 2022: 440 institutionsQ4 2022: 446 institutionsQ1 2023: 467 institutionsQ2 2023: 443 institutionsQ3 2023: 439 institutionsQ4 2023: 472 institutionsQ1 2024: 497 institutionsQ2 2024: 515 institutionsQ3 2024: 520 institutionsQ4 2024: 493 institutionsQ1 2025: 485 institutionsQ2 2025: 506 institutionsQ3 2025: 466 institutionsQ4 2025: 421 institutionsQ1 2026: 433 institutionsQ2 2026: 460 institutions
Value heldQ1 2026: $5.30B
Q1 2021: $15.8BQ2 2021: $18.9BQ3 2021: $23.0BQ4 2021: $23.6BQ1 2022: $19.4BQ2 2022: $18.5BQ3 2022: $11.6BQ4 2022: $12.5BQ1 2023: $13.0BQ2 2023: $12.6BQ3 2023: $13.3BQ4 2023: $14.8BQ1 2024: $16.5BQ2 2024: $13.8BQ3 2024: $17.7BQ4 2024: $14.4BQ1 2025: $11.2BQ2 2025: $9.58BQ3 2025: $8.47BQ4 2025: $7.97BQ1 2026: $5.30BQ2 2026: $6.92B
Institutions holding AVTR and their total value by quarter
QuarterHoldersValue
Q2 2026460$6.92B
Q1 2026433$5.30B
Q4 2025421$7.97B
Q3 2025466$8.47B
Q2 2025506$9.58B
Q1 2025485$11.2B
Q4 2024493$14.4B
Q3 2024520$17.7B
Q2 2024515$13.8B
Q1 2024497$16.5B
Q4 2023472$14.8B
Q3 2023439$13.3B
Q2 2023443$12.6B
Q1 2023467$13.0B
Q4 2022446$12.5B
Q3 2022440$11.6B
Q2 2022484$18.5B
Q1 2022481$19.4B
Q4 2021497$23.6B
Q3 2021476$23.0B
Q2 2021440$18.9B
Q1 2021415$15.8B

Institutions, Q1 2026

Shares, value and share of portfolio for each institution holding Avantor, Inc.; share changes are against Q4 2025.

Institutions holding AVTR in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
First Command Advisory Services, Inc.81$6350.00%00.0%Unchanged
Bare Financial Services, Inc80$6270.00%+80New
Sachetta, LLC78$6120.00%−101−56.4%Reduced
South State Corp.75$5880.00%−210−73.7%Reduced
Pinnacle Wealth Planning Services, Inc.73$5720.00%+55+305.6%Added
Investors Research Corp68$5330.00%+68New
Cornerstone Planning Group LLC64$5160.00%+64New
Smartleaf Asset Management LLC65$4930.00%−11,001−99.4%Reduced
SHP Wealth Management60$4700.00%+60New
SBI Securities Co., Ltd.58$4550.00%+46+383.3%Added
Addison Advisors LLC52$4080.00%+52New
Creative Financial Designs Inc40$3140.00%+40New
Valued Wealth Advisors LLC28$2200.00%00.0%Unchanged
CVA Family Office, LLC25$1960.00%+25New
DecisionPoint Financial, LLC24$1890.00%00.0%Unchanged
Raffa Wealth Management, LLC21$1650.00%00.0%Unchanged
Prestige Wealth Management Group LLC18$1420.00%−55−75.3%Reduced
Dunhill Financial, LLC16$1280.00%00.0%Unchanged
3 Factor Indexing, LLC12$950.00%+12New
Quaker Wealth Management, LLC11$870.00%+11New
American Capital Advisory, LLC11$870.00%+11New
DiNuzzo Private Wealth, Inc.10$790.00%00.0%Unchanged
Sunrise Financial Services, LLC10$780.00%+10New
Annis Gardner Whiting Capital Advisors, LLC8$630.00%−5−38.5%Reduced
AdvisorNet Financial, Inc7$550.00%+7New
Bay Harbor Wealth Management, LLC7$540.00%−8−53.3%Reduced
TD Capital Management LLC6$470.00%00.0%Unchanged
Keating Financial Advisory Services, Inc.3$240.00%−9−75.0%Reduced
Vermillion Wealth Management, Inc.3$240.00%+3New
JFS Wealth Advisors, LLC2$160.00%−120−98.4%Reduced
Huntington National Bank1$80.00%−14−93.3%Reduced
Avion Wealth67$00.00%+67New
Lightrock Netherlands B.V.328,626––+61,158+22.9%Added
Alberta Investment Management Corp0$00.00%−1,111,144−100.0%Sold out
Westwood Holdings Group Inc.0$00.00%−949,003−100.0%Sold out
Prosight Management, LP0$00.00%−898,499−100.0%Sold out
Verition Fund Management LLC0$00.00%−581,330−100.0%Sold out
Thornburg Investment Management Inc0$00.00%−576,959−100.0%Sold out
Reinhart Partners, Inc.0$00.00%−484,963−100.0%Sold out
Boston Partners0$00.00%−433,421−100.0%Sold out
Aquatic Capital Management LLC0$00.00%−425,812−100.0%Sold out
Pacific Capital Partners Ltd0$00.00%−424,520−100.0%Sold out
Two Sigma Investments, LP0$00.00%−412,713−100.0%Sold out
Circumference Group LLC0$00.00%−305,000−100.0%Sold out
Neo Ivy Capital Management0$00.00%−299,042−100.0%Sold out
Broyhill Asset Management0$00.00%−277,534−100.0%Sold out
Bellevue Group AG0$00.00%−276,266−100.0%Sold out
CenterBook Partners LP0$00.00%−231,253−100.0%Sold out
Jain Global LLC0$00.00%−210,598−100.0%Sold out
AMG National Trust Bank0$00.00%−138,313−100.0%Sold out
Qsemble Capital Management, LP0$00.00%−115,553−100.0%Sold out
Twin Tree Management, LP0$00.00%−93,341−100.0%Sold out
B. Metzler seel. Sohn & Co. AG0$00.00%−75,829−100.0%Sold out
Vontobel Holding Ltd.0$00.00%−70,135−100.0%Sold out
Y-Intercept (Hong Kong) Ltd0$00.00%−63,754−100.0%Sold out
AIA Group Ltd0$00.00%−56,756−100.0%Sold out
Natixis0$00.00%−56,178−100.0%Sold out
Jump Financial, LLC0$00.00%−51,789−100.0%Sold out
Brown Brothers Harriman & Co0$00.00%−50,000−100.0%Sold out
Centiva Capital, LP0$00.00%−50,000−100.0%Sold out
Burns Matteson Capital Management, LLC0$00.00%−46,407−100.0%Sold out
Ethic Inc.0$00.00%−41,571−100.0%Sold out
Legacy Wealth Asset Management, LLC0$00.00%−37,081−100.0%Sold out
Pekin Hardy Strauss, Inc.0$00.00%−37,000−100.0%Sold out
Dynamic Advisor Solutions LLC0$00.00%−34,796−100.0%Sold out
MML Investors Services, LLC0$00.00%−27,790−100.0%Sold out
Clear Street Markets LLC0$00.00%−25,000−100.0%Sold out
Atria Investments LLC0$00.00%−21,275−100.0%Sold out
Veracity Capital LLC0$00.00%−20,462−100.0%Sold out
Hunting Hill Global Capital, LLC0$00.00%−20,387−100.0%Sold out
Fieldview Capital Management, LLC0$00.00%−18,546−100.0%Sold out
Alpine Global Management, LLC0$00.00%−18,448−100.0%Sold out
Citizens Financial Group Inc0$00.00%−18,055−100.0%Sold out
Gateway Investment Advisers LLC0$00.00%−15,065−100.0%Sold out
Archer Investment Corp0$00.00%−13,047−100.0%Sold out
Private Advisor Group, LLC0$00.00%−11,981−100.0%Sold out
Rafferty Asset Management, LLC0$00.00%−11,458−100.0%Sold out
Transcend Wealth Collective, LLC0$00.00%−10,649−100.0%Sold out
Portside Wealth Group, LLC0$00.00%−10,213−100.0%Sold out
Castleview Partners, LLC0$00.00%−10,199−100.0%Sold out
Wexford Capital LP0$00.00%−8,953−100.0%Sold out
Quest Partners LLC0$00.00%−6,550−100.0%Sold out
Caitong International Asset Management Co., Ltd0$00.00%−6,051−100.0%Sold out
Towarzystwo Funduszy Inwestycyjnych Pzu SA0$00.00%−5,040−100.0%Sold out
PEAK6 LLC0$00.00%−2,697−100.0%Sold out
DV Trading LLC0$00.00%−1,601−100.0%Sold out
Fideuram Asset Management (Ireland) dac0$00.00%−580−100.0%Sold out
CoreCap Advisors, LLC0$00.00%−781−100.0%Sold out
GWM Advisors LLC0$00.00%−429−100.0%Sold out
Ancora Advisors, LLC0$00.00%−385−100.0%Sold out
Elyxium Wealth, LLC0$00.00%−363−100.0%Sold out
High Note Wealth, LLC0$00.00%−354−100.0%Sold out
Ameriflex Group, Inc.0$00.00%−301−100.0%Sold out
Basecamp Wealth Advisors LLC0$00.00%−205−100.0%Sold out
Cornerstone Financial Management LLC0$00.00%−166−100.0%Sold out
Cromwell Holdings LLC0$00.00%−113−100.0%Sold out
Atlantic Edge Private Wealth Management, LLC0$00.00%−63−100.0%Sold out
Motco0$00.00%−55−100.0%Sold out
Fortitude Family Office, LLC0$00.00%−46−100.0%Sold out
Financial Consulate, Inc0$00.00%−34−100.0%Sold out