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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 460 | $6.92B |
| Q1 2026 | 433 | $5.30B |
| Q4 2025 | 421 | $7.97B |
| Q3 2025 | 466 | $8.47B |
| Q2 2025 | 506 | $9.58B |
| Q1 2025 | 485 | $11.2B |
| Q4 2024 | 493 | $14.4B |
| Q3 2024 | 520 | $17.7B |
| Q2 2024 | 515 | $13.8B |
| Q1 2024 | 497 | $16.5B |
| Q4 2023 | 472 | $14.8B |
| Q3 2023 | 439 | $13.3B |
| Q2 2023 | 443 | $12.6B |
| Q1 2023 | 467 | $13.0B |
| Q4 2022 | 446 | $12.5B |
| Q3 2022 | 440 | $11.6B |
| Q2 2022 | 484 | $18.5B |
| Q1 2022 | 481 | $19.4B |
| Q4 2021 | 497 | $23.6B |
| Q3 2021 | 476 | $23.0B |
| Q2 2021 | 440 | $18.9B |
| Q1 2021 | 415 | $15.8B |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Avantor, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Fifth Third Bancorp | 424,817 | $3.33M | 0.01% | +363,931+597.7% | Added |
| Brevan Howard Capital Management LP | 418,432 | $3.28M | 0.03% | +406,190+3,318.0% | Added |
| Edgestream Partners, L.P. | 418,095 | $3.28M | 0.11% | +74,728+21.8% | Added |
| Thrivent Financial for Lutherans | 418,011 | $3.28M | 0.01% | +178,813+74.8% | Added |
| Agman Capital LLC | 414,898 | $3.25M | 2.59% | +73,293+21.5% | Added |
| Citigroup Inc | 413,492 | $3.24M | 0.00% | −1,588,030−79.3% | Reduced |
| Russell Investments Group, Ltd. | 409,982 | $3.21M | 0.00% | +288,049+236.2% | Added |
| Envestnet Asset Management Inc | 400,832 | $3.14M | 0.00% | −257,148−39.1% | Reduced |
| Great West Life Assurance Co | 396,238 | $3.11M | 0.01% | +9,855+2.6% | Added |
| Canada Pension Plan Investment Board | 389,400 | $3.05M | 0.00% | +202,100+107.9% | Added |
| New York State Common Retirement Fund | 376,803 | $2.95M | 0.00% | 00.0% | Unchanged |
| Advisors Capital Management, LLC | 376,247 | $2.95M | 0.03% | +10,325+2.8% | Added |
| SG Americas Securities, LLC | 373,892 | $2.93M | 0.00% | −28,077−7.0% | Reduced |
| XTX Topco Ltd | 369,493 | $2.90M | 0.05% | +332,701+904.3% | Added |
| Worldquant Millennium Advisors LLC | 365,183 | $2.86M | 0.01% | +365,183 | New |
| ExodusPoint Capital Management, LP | 356,009 | $2.79M | 0.03% | +258,995+267.0% | Added |
| MetLife Investment Management | 335,172 | $2.63M | 0.01% | +2,361+0.7% | Added |
| New York State Teachers Retirement System | 330,712 | $2.59M | 0.01% | −52,703−13.7% | Reduced |
| State of Tennessee, Treasury Department | 310,711 | $2.44M | 0.01% | 00.0% | Unchanged |
| Janus Henderson Group PLC | 307,978 | $2.42M | 0.00% | 00.0% | Unchanged |
| Allianz Asset Management GmbH | 306,044 | $2.40M | 0.00% | +89,542+41.4% | Added |
| Amalgamated Bank | 305,787 | $2.40M | 0.02% | −2,056−0.7% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 302,195 | $2.37M | 0.00% | +302,195 | New |
| Cna Financial Corp | 300,000 | $2.35M | 1.00% | +300,000 | New |
| Police & Firemen's Retirement System of New Jersey | 285,474 | $2.24M | 0.02% | 00.0% | Unchanged |
| Treasurer of the State of North Carolina | 282,824 | $2.22M | 0.01% | +6,025+2.2% | Added |
| Mutual of America Capital Management LLC | 261,381 | $2.05M | 0.02% | −22,372−7.9% | Reduced |
| Manhattan West Asset Management, LLC | 247,076 | $1.94M | 0.38% | +52,405+26.9% | Added |
| State of New Jersey Common Pension Fund D | 244,183 | $1.91M | 0.01% | +2,323+1.0% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 240,721 | $1.89M | 0.00% | +38,030+18.8% | Added |
| Royal Bank of Canada | 230,629 | $1.81M | 0.00% | −63,355−21.6% | Reduced |
| Susquehanna International Group, LLP | 225,318 | $1.77M | 0.00% | +89,750+66.2% | Added |
| Mackenzie Financial Corp | 224,602 | $1.76M | 0.00% | −187,853−45.5% | Reduced |
| Magnetar Financial LLC | 224,084 | $1.76M | 0.02% | +224,084 | New |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 212,170 | $1.74M | 0.00% | −7,208−3.3% | Reduced |
| Brinker Capital Investments, LLC | 217,412 | $1.70M | 0.01% | +63,998+41.7% | Added |
| Teachers Retirement System of the State of Kentucky | 216,730 | $1.70M | 0.01% | 00.0% | Unchanged |
| Callan Family Office, LLC | 208,228 | $1.63M | 0.04% | +124,153+147.7% | Added |
| Havemeyer Place LP | 202,483 | $1.59M | 0.18% | +202,483 | New |
| Louisiana State Employees Retirement System | 197,800 | $1.55M | 0.03% | +9,100+4.8% | Added |
| Silvercrest Asset Management Group LLC | 197,489 | $1.55M | 0.01% | −1,375,233−87.4% | Reduced |
| Handelsbanken Fonder AB | 197,300 | $1.55M | 0.01% | 00.0% | Unchanged |
| Squarepoint Ops LLC | 194,243 | $1.52M | 0.00% | −15,555−7.4% | Reduced |
| Public Employees Retirement System of Ohio | 192,289 | $1.51M | 0.00% | −6,554−3.3% | Reduced |
| Deutsche Bank AG | 188,320 | $1.48M | 0.00% | +135,760+258.3% | Added |
| Arizona State Retirement System | 187,280 | $1.47M | 0.01% | −3,977−2.1% | Reduced |
| HighVista Strategies LLC | 186,500 | $1.46M | 0.40% | +186,500 | New |
| Yousif Capital Management, LLC | 181,459 | $1.42M | 0.02% | −9,503−5.0% | Reduced |
| North Star Asset Management Inc | 180,358 | $1.41M | 0.06% | −57,810−24.3% | Reduced |
| ING Groep NV | 172,600 | $1.35M | 0.01% | +172,600 | New |
| Vanguard Investments Australia, Ltd. | 171,134 | $1.34M | 0.00% | +171,134 | New |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 170,892 | $1.34M | 0.01% | +274+0.2% | Added |
| Virginia Retirement Systems Et Al | 168,600 | $1.32M | 0.01% | 00.0% | Unchanged |
| State of Michigan Retirement System | 164,100 | $1.29M | 0.01% | +3,000+1.9% | Added |
| Axq Capital, LP | 160,895 | $1.26M | 0.16% | +160,895 | New |
| Northwestern Mutual Investment Management Company, LLC | 152,800 | $1.20M | 0.02% | +253+0.2% | Added |
| KLP Kapitalforvaltning AS | 150,100 | $1.18M | 0.00% | +4,300+2.9% | Added |
| Oak Thistle LLC | 144,337 | $1.13M | 0.11% | +43,608+43.3% | Added |
| New Mexico Educational Retirement Board | 141,800 | $1.11M | 0.03% | 00.0% | Unchanged |
| Mangrove Partners | 140,513 | $1.10M | 0.09% | +140,513 | New |
| Oregon Public Employees Retirement Fund | 139,857 | $1.10M | 0.01% | +4,300+3.2% | Added |
| Creative Planning | 131,604 | $1.03M | 0.00% | +74,812+131.7% | Added |
| Bridgewater Associates, LP | 128,209 | $1.01M | 0.00% | +128,209 | New |
| Ameritas Investment Partners, Inc. | 125,649 | $985.1K | 0.03% | +694+0.6% | Added |
| Robeco Institutional Asset Management B.V. | 124,432 | $975.5K | 0.00% | −63,876−33.9% | Reduced |
| Moore Capital Management, LP | 115,153 | $902.8K | 0.03% | −383,933−76.9% | Reduced |
| BNP Paribas Arbitrage, SA | 111,452 | $873.8K | 0.00% | −23,487−17.4% | Reduced |
| Mercer Global Advisors Inc | 110,928 | $869.7K | 0.00% | +17,803+19.1% | Added |
| Dark Forest Capital Management LP | 110,848 | $869.0K | 0.08% | +110,848 | New |
| Gabelli Funds LLC | 110,500 | $866.3K | 0.01% | −70,500−39.0% | Reduced |
| Victory Capital Management Inc | 107,103 | $839.7K | 0.00% | +6,654+6.6% | Added |
| Pictet Asset Management Holding SA | 106,835 | $837.6K | 0.00% | +2,274+2.2% | Added |
| Grantham, Mayo, Van Otterloo & Co. LLC | 106,700 | $836.5K | 0.00% | +106,700 | New |
| Assenagon Asset Management S.A. | 106,070 | $831.6K | 0.00% | −3,514,385−97.1% | Reduced |
| Franklin Resources Inc | 105,947 | $830.6K | 0.00% | +56,801+115.6% | Added |
| Carnegie Lake Advisors LLC | 103,600 | $812.2K | 0.32% | +40,000+62.9% | Added |
| Maverick Capital LtdSuperinvestorMaverick Capital | 100,814 | $790.4K | 0.01% | +100,814 | New |
| Rock Creek Group, LP | 100,000 | $784.0K | 0.08% | +75,000+300.0% | Added |
| Gerald Baker Financial Group LLC | 94,206 | $738.6K | 0.23% | +94,206 | New |
| Oppenheimer Asset Management Inc. | 89,209 | $699.4K | 0.01% | −51,808−36.7% | Reduced |
| HRT Financial LP | 88,357 | $692.0K | 0.00% | +88,357 | New |
| EFG International AG | 87,500 | $686.0K | 0.01% | 00.0% | Unchanged |
| Tran Capital Management, L.P. | 86,908 | $681.4K | 0.09% | +43,400+99.8% | Added |
| AlphaGrep UK Ltd | 85,025 | $666.6K | 0.20% | +72,783+594.5% | Added |
| Rialto Wealth Management, LLC | 84,489 | $662.4K | 0.15% | +63+0.1% | Added |
| Summit Trail Advisors, LLC | 83,157 | $652.0K | 0.01% | +35,606+74.9% | Added |
| Massachusetts Financial Services Co | 82,746 | $648.7K | 0.00% | −7,131,662−98.9% | Reduced |
| HighTower Advisors, LLC | 82,285 | $645.1K | 0.00% | −5,335−6.1% | Reduced |
| Lazard Asset Management LLC | 81,813 | $641.4K | 0.00% | +81,813 | New |
| New York Life Investment Management LLC | 81,627 | $640.0K | 0.01% | +23,436+40.3% | Added |
| Xponance, Inc. | 81,161 | $636.3K | 0.00% | +18,943+30.4% | Added |
| Intech Investment Management LLC | 80,458 | $630.8K | 0.01% | +80,458 | New |
| ADAR1 Capital Management, LLC | 80,000 | $627.2K | 0.04% | +10,000+14.3% | Added |
| Pacer Advisors, Inc. | 78,486 | $615.0K | 0.00% | −30,931−28.3% | Reduced |
| Quadrature Capital Ltd | 76,817 | $602.2K | 0.01% | +793+1.0% | Added |
| ABS Direct Equity Fund LLC | 75,000 | $588.0K | 0.45% | −25,000−25.0% | Reduced |
| Modera Wealth Management, LLC | 70,815 | $555.2K | 0.01% | −200.0% | Reduced |
| Winton Group Ltd | 68,157 | $534.4K | 0.02% | +38,000+126.0% | Added |
| Public Employees Retirement Association of Colorado | 67,868 | $532.0K | 0.00% | 00.0% | Unchanged |
| State of Alaska, Department of Revenue | 67,352 | $528.0K | 0.01% | 00.0% | Unchanged |