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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.

Q2 2025 vs. Q1 2025

How the institutions holding Avantor, Inc. changed between Q1 2025 and Q2 2025.

All holders in Q2 2025All holders in Q1 2025

13F holders of AVTR: Q1 2025 compared with Q2 2025
MeasureQ1 2025Of which not filed for Q2 2025Q2 2025Change
Holders4856506+27
Shares691.5M271.8K711.6M+20.3M (+2.9%)
Value$11.2B$4.41M$9.58B−$1.62B (−14.5%)

6 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (92)

Institutions that held Avantor, Inc. at the end of Q2 2025 but not at the end of Q1 2025.

Institutions new to AVTR in Q2 2025
InstitutionSharesValue% of portfolio
Earnest Partners LLC6,097,246$82.1M0.37%
Massachusetts Financial Services Co5,861,966$78.9M0.03%
Engine Capital Management, LP5,504,309$74.1M15.65%
Balyasny Asset Management LLC3,185,206$42.9M0.10%
Loews Corp2,150,000$28.9M0.24%
Readystate Asset Management LP2,009,447$27.0M1.12%
Boone Capital Management LLC1,694,482$22.8M9.78%
Point72 Asset Management, L.P.1,636,640$22.0M0.05%
Kinney Asset Management, LLC1,375,000$18.5M24.92%
Private Management Group Inc1,353,131$18.2M0.59%
Renaissance Technologies LLC1,234,900$16.6M0.02%
Cna Financial Corp1,150,000$15.5M7.94%
Nearwater Capital Markets, Ltd1,000,000$13.5M0.22%
Arvin Capital Management LP983,100$13.2M3.78%
Medina Singh Partners, LLC740,308$9.96M2.73%
Cubist Systematic Strategies, LLC504,292$6.79M0.07%
Voss Capital, LLC450,000$6.06M0.42%
Sector Gamma AS372,638$5.02M1.64%
Concentric Capital Strategies, LP309,066$4.16M0.23%
Simplex Trading, LLC176,909$2.38M0.06%
Squarepoint Ops LLC152,665$2.05M0.00%
Swedbank AB102,514$1.38M0.00%
Oak Thistle LLC91,880$1.24M0.18%
Phraction Management LLC77,586$1.04M0.33%
First Pacific Advisors, LP75,000$1.01M0.01%
Scientech Research LLC66,163$890.6K0.22%
FORA Capital, LLC58,642$789.3K0.09%
Blackstone Group Inc.52,330$704.4K0.00%
IMC-Chicago, LLC51,563$694.0K0.02%
ExodusPoint Capital Management, LP47,786$643.0K0.01%
Ethic Inc.46,279$626.2K0.01%
Winton Group Ltd45,630$614.2K0.03%
CSS LLC44,855$603.7K0.04%
Ionic Capital Management LLC36,343$489.2K0.55%
Commonwealth Equity Services, LLC36,078$486.0K0.00%
Shay Capital LLC34,500$464.4K0.11%
Qtron Investments LLC31,676$426.4K0.05%
Ieq Capital, LLC29,904$402.5K0.00%
Pacer Advisors, Inc.26,460$356.2K0.00%
Davis-Rea Ltd.25,000$336.5K0.08%
Qsemble Capital Management, LP21,275$286.4K0.03%
CIBC World Markets Inc.20,850$280.6K0.00%
Jump Financial, LLC19,454$261.9K0.00%
AXA S.A.18,933$254.8K0.00%
Bridgefront Capital, LLC18,441$248.2K0.07%
Wahed Invest LLC17,958$241.7K0.04%
PEAK6 LLC17,832$240.0K0.01%
Sender Co & Partners, Inc.17,325$233.2K0.07%
Applied Finance Capital Management, LLC17,230$231.9K0.02%
Quantbot Technologies LP17,201$231.5K0.01%
Claret Asset Management Corp17,194$231.0K0.03%
Chicago Partners Investment Group LLC15,966$217.1K0.01%
Sequoia Financial Advisors, LLC15,714$211.5K0.00%
Westfield Capital Management Co LP15,348$206.6K0.00%
Boothbay Fund Management, LLC15,077$202.9K0.01%
Beverly Hills Private Wealth, LLC14,589$196.4K0.04%
Evergreen Capital Management LLC13,321$179.3K0.01%
Janney Montgomery Scott LLC13,103$176.0K0.00%
Glenmede Investment Management, LP12,642$170.2K0.00%
O'Shaughnessy Asset Management, LLC11,918$160.4K0.00%
Net Worth Advisory Group11,771$158.4K0.04%
Sage Rhino Capital LLC11,596$156.1K0.03%
Bryce Point Capital, LLC11,283$151.9K0.13%
Chicago Trust Co NA11,217$151.0K0.02%
BFSG, LLC10,925$147.1K0.02%
Park Avenue Securities LLC10,299$139.0K0.00%
Cerity Partners LLC10,211$137.4K0.00%
ADAR1 Capital Management, LLC10,000$134.6K0.02%
Natixis8,932$120.2K0.00%
Van Eck Associates Corp6,867$92.0K0.00%
Caitong International Asset Management Co., Ltd4,619$62.2K0.04%
Spire Wealth Management3,508$47.2K0.00%
Group One Trading, L.P.2,998$40.4K0.00%
Global Retirement Partners, LLC2,908$39.1K0.00%
FNY Investment Advisers, LLC2,675$36.0K0.02%
Strategic Wealth Designers2,359$31.8K0.05%
MAI Capital Management1,268$17.1K0.00%
Fairscale Capital, LLC991$13.3K0.01%
Asset Dedication, LLC543$7.31K0.00%
Westside Investment Management, Inc.435$6.05K0.00%
High Note Wealth, LLC323$4.35K0.00%
Twin Peaks Wealth Advisors, LLC242$3.06K0.00%
Bartlett & Co. Wealth Management LLC157$2.11K0.00%
NewSquare Capital LLC141$1.90K0.00%
Fortitude Family Office, LLC137$1.84K0.00%
Hughes Financial Services, LLC74$8270.00%
UMA Financial Services, Inc.53$7140.00%
Geneos Wealth Management Inc.49$6600.00%
Stephens Consulting, LLC30$4040.00%
DecisionPoint Financial, LLC24$3350.00%
Riggs Asset Managment Co. Inc.23$3100.00%
Rakuten Securities, Inc.1$130.00%

Sold out (65)

Institutions that held Avantor, Inc. at the end of Q1 2025 and filed for Q2 2025 without it.

Institutions that sold out of AVTR in Q2 2025
InstitutionShares, Q1 2025Value, Q1 2025
CCLA Investment Management Ltd5,849,536$94.8M
Kempen Capital Management N.V.5,506,019$89.3M
Sound Shore Management Inc4,172,352$67.6M
Artemis Investment Management LLP2,963,239$48.0M
Davenport & Co LLC2,800,366$45.3M
American Century Companies Inc2,327,507$37.7M
Westwood Holdings Group Inc.1,487,595$24.1M
Corebridge Financial, Inc.752,067$12.2M
Avidity Partners Management LP453,000$7.34M
TownSquare Capital, LLC283,257$4.59M
Twin Tree Management, LP185,371$3.00M
Marshall Wace, LLP169,272$2.74M
USS Investment Management Ltd144,079$2.34M
Gateway Investment Advisers LLC101,751$1.65M
Ilex Capital Partners (UK) LLP101,352$1.64M
Quantitative Investment Management, LLC79,950$1.29M
Two Sigma Advisers, LP75,700$1.23M
Avanza Fonder AB62,760$1.02M
Boston Partners51,472$834.3K
Maxi Investments CY Ltd50,100$812.0K
Rhenman & Partners Asset Management AB47,826$775.3K
United Services Automobile Association44,498$720.0K
Metis Global Partners, LLC37,515$608.1K
Generali Asset Management SPA SGR37,279$604.3K
Freemont Management S.A.37,200$603.0K
Aristeia Capital LLC34,619$561.2K
Campbell & CO Investment Adviser LLC23,049$373.6K
Wealthfront Advisers LLC21,347$346.0K
Bayesian Capital Management, LP20,700$335.5K
Snowden Capital Advisors LLC20,049$325.0K
Mariner, LLC15,187$246.2K
Stephenson National Bank & Trust14,755$239.2K
Humankind Investments LLC13,704$222.1K
Lombard Odier Asset Management (Switzerland) SA13,445$217.9K
First Eagle Investment Management, LLC12,082$195.8K
Allstate Corp11,897$192.8K
Principle Wealth Partners LLC11,300$183.2K
Westpac Banking Corp7,131$115.6K
National Bank of Canada6,509$105.5K
Coldstream Capital Management Inc6,450$104.6K
S-Bank Fund Management Ltd4,938$80.0K
Nelson, Van Denburg & Campbell Wealth Management Group, LLC3,622$58.7K
Quent Capital, LLC412$6.68K
JFS Wealth Advisors, LLC366$5.93K
Beacon Capital Management, LLC359$5.82K
Saudi Central Bank268$4.34K
Activest Wealth Management261$4.23K
Red Tortoise LLC244$3.96K
Boston Private Wealth LLC142$2.30K
Bryn Mawr Trust Co141$2.29K
Trust Co of Vermont139$2.25K
Sherman Asset Management, Inc.132$2.14K
AdvisorNet Financial, Inc129$2.09K
Provenance Wealth Advisors, LLC84$1.36K
Sachetta, LLC55$892
Global Financial Private Client, LLC49$794
Cromwell Holdings LLC48$778
MPWM Advisory Solutions, LLC32$519
Financial Management Professionals, Inc.24$389
American Capital Advisory, LLC21$341
Winnow Wealth LLC17$260
Hexagon Capital Partners LLC15$243
CoreCap Advisors, LLC15$243
Parkworth Wealth Management, Inc.7$113
SJS Investment Consulting Inc.2$33

Not filed for Q2 2025 yet (6)

Institutions that held Avantor, Inc. at the end of Q1 2025 and haven't filed a 13F for Q2 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding AVTR in Q1 2025 that haven't filed for Q2 2025
InstitutionShares, Q1 2025Value, Q1 2025
Orion Portfolio Solutions, LLC145,586$2.36M
Credit Agricole S A66,788$1.08M
Glenmede Trust Co NA19,053$308.8K
Rakuten Investment Management, Inc.18,780$303.9K
CAPROCK Group, Inc.18,577$301.1K
Lindbrook Capital, LLC3,041$49.3K