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, Q3 2025
Institutional positions in Avantor, Inc. as of Sep 30, 2025. 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
- 466
- −36 vs. Q2 2025
- Shares held
- 678.8M
- −24.7M (−3.5%) vs. Q2 2025
- Total value
- $8.47B
- −$1.00B (−10.6%) vs. Q2 2025
- New holders
- 74
- 145 more added
- Sold out
- 110
- 203 more reduced
4 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding Avantor, Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| AQR Capital Management LLC | 1,209,163 | $14.3M | 0.01% | −831,734−40.8% | Reduced |
| Franklin Resources Inc | 1,146,256 | $14.3M | 0.00% | −8,557−0.7% | Reduced |
| Stanley Capital Management, LLC | 1,318,500 | $16.5M | 2.71% | 00.0% | Unchanged |
| Swiss National Bank | 1,320,600 | $16.5M | 0.01% | −742,200−36.0% | Reduced |
| D. E. Shaw & Co., Inc. | 1,380,775 | $17.2M | 0.01% | +1,358,707+6,156.9% | Added |
| Russell Investments Group, Ltd. | 1,455,140 | $17.4M | 0.02% | +17,176+1.2% | Added |
| Loews Corp | 1,400,000 | $17.5M | 0.15% | −750,000−34.9% | Reduced |
| Ameriprise Financial Inc | 1,499,771 | $18.7M | 0.00% | −77,628−4.9% | Reduced |
| Principal Financial Group Inc | 1,513,417 | $18.9M | 0.01% | −30,792−2.0% | Reduced |
| American Century Companies Inc | 1,524,991 | $19.0M | 0.01% | +1,524,991 | New |
| Woodline Partners LP | 1,628,501 | $20.3M | 0.10% | −2,142,196−56.8% | Reduced |
| Private Management Group Inc | 1,633,287 | $20.4M | 0.61% | +280,156+20.7% | Added |
| Renaissance Technologies LLC | 1,651,100 | $20.6M | 0.03% | +416,200+33.7% | Added |
| Zuckerman Investment Group, LLC | 1,723,522 | $21.5M | 1.99% | −60,904−3.4% | Reduced |
| Rhumbline Advisers | 1,734,641 | $21.6M | 0.02% | −175,164−9.2% | Reduced |
| Wells Fargo & Company | 1,746,683 | $21.8M | 0.00% | +431,257+32.8% | Added |
| Perpetual Ltd | 1,803,730 | $22.5M | 0.28% | −1,767−0.1% | Reduced |
| JPMorgan Chase & Co | 1,806,512 | $22.5M | 0.00% | +91,254+5.3% | Added |
| Raymond James Financial Inc | 1,818,028 | $22.7M | 0.01% | +50,976+2.9% | Added |
| New South Capital Management Inc | 1,830,126 | $22.8M | 1.04% | +20,310+1.1% | Added |
| Kinney Asset Management, LLC | 1,845,000 | $23.0M | 34.31% | +470,000+34.2% | Added |
| Goldman Sachs Group Inc | 1,845,304 | $23.0M | 0.00% | −451,267−19.6% | Reduced |
| Natixis Advisors, L.P. | 1,907,077 | $23.8M | 0.03% | +1,058,617+124.8% | Added |
| UBS Asset Management Americas Inc | 2,380,992 | $29.7M | 0.01% | −4,078,464−63.1% | Reduced |
| TD Asset Management Inc | 2,463,084 | $30.7M | 0.02% | −904,361−26.9% | Reduced |
| Point72 Asset Management, L.P. | 2,495,068 | $31.1M | 0.07% | +858,428+52.5% | Added |
| Frontier Capital Management Co LLC | 2,544,141 | $31.8M | 0.28% | +1,890,976+289.5% | Added |
| First Trust Advisors LP | 2,694,790 | $33.6M | 0.03% | +776,412+40.5% | Added |
| Millennium Management LLC | 2,702,510 | $33.7M | 0.03% | +2,689,632+20,885.5% | Added |
| Thrivent Financial for Lutherans | 2,828,696 | $35.3M | 0.07% | +176,999+6.7% | Added |
| Citigroup Inc | 3,072,134 | $38.3M | 0.03% | −400,042−11.5% | Reduced |
| Silvercrest Asset Management Group LLC | 3,080,082 | $38.4M | 0.25% | +382,719+14.2% | Added |
| Royal Bank of Canada | 3,177,836 | $39.7M | 0.01% | +1,518,890+91.6% | Added |
| CI Private Wealth, LLC | 3,505,953 | $43.8M | 0.07% | +3,465,221+8,507.4% | Added |
| First Pacific Advisors, LP | 4,070,978 | $50.8M | 0.70% | +3,995,978+5,328.0% | Added |
| UBS Group AG | 4,157,904 | $51.9M | 0.01% | −1,939,992−31.8% | Reduced |
| Bank of New York Mellon Corp | 4,324,708 | $54.0M | 0.01% | −713,836−14.2% | Reduced |
| Voss Capital, LLC | 4,525,000 | $56.5M | 3.25% | +4,075,000+905.6% | Added |
| SEI Investments Co | 4,563,468 | $57.0M | 0.06% | +157,309+3.6% | Added |
| Charles Schwab Investment Management Inc | 4,728,279 | $59.0M | 0.01% | +1,289,560+37.5% | Added |
| Voya Investment Management LLC | 4,967,540 | $62.0M | 0.06% | −18,997−0.4% | Reduced |
| Southeastern Asset Management IncSuperinvestorSoutheastern Asset Management (Longleaf) | 5,149,420 | $64.3M | 3.28% | +5,149,420 | New |
| Holocene Advisors, LP | 5,493,677 | $68.6M | 0.16% | +4,040,154+278.0% | Added |
| Northern Trust Corp | 5,561,017 | $69.4M | 0.01% | −953,396−14.6% | Reduced |
| Earnest Partners LLC | 6,196,712 | $77.3M | 0.34% | +99,466+1.6% | Added |
| Morgan Stanley | 6,251,853 | $78.0M | 0.00% | −619,227−9.0% | Reduced |
| Bank of America Corp | 6,969,143 | $87.0M | 0.01% | −525,952−7.0% | Reduced |
| Massachusetts Financial Services Co | 7,502,086 | $93.6M | 0.03% | +1,640,120+28.0% | Added |
| FMR LLC | 7,621,830 | $95.1M | 0.00% | +706,358+10.2% | Added |
| Robeco Schweiz AG | 7,920,177 | $98.8M | 2.22% | −807,007−9.2% | Reduced |
| Citadel Advisors LLC | 7,972,934 | $99.5M | 0.08% | +5,183,010+185.8% | Added |
| Manufacturers Life Insurance Company, The | 12,006,252 | $149.8M | 0.12% | −3,908,321−24.6% | Reduced |
| Geode Capital Management, LLC | 12,295,686 | $153.5M | 0.01% | +390,039+3.3% | Added |
| London Co of Virginia | 12,793,957 | $159.7M | 0.88% | +12,793,957 | New |
| Dimensional Fund Advisors LP | 13,383,746 | $167.0M | 0.04% | +2,482,519+22.8% | Added |
| New Mountain Capital, L.L.C. | 14,000,000 | $174.7M | 100.00% | 00.0% | Unchanged |
| Clarkston Capital Partners, LLC | 15,020,325 | $187.5M | 4.04% | +1,038,235+7.4% | Added |
| Invesco Ltd. | 16,053,368 | $200.3M | 0.03% | +119,508+0.8% | Added |
| Greenhaven Associates IncSuperinvestorGreenhaven Associates | 18,311,570 | $228.5M | 3.48% | +18,311,570 | New |
| Engine Capital Management, LP | 19,720,430 | $246.1M | 29.22% | +14,216,121+258.3% | Added |
| State Street Corp | 20,365,770 | $254.2M | 0.01% | −3,118,996−13.3% | Reduced |
| T. Rowe Price Investment Management, Inc. | 32,927,695 | $410.9M | 0.25% | −23,573,020−41.7% | Reduced |
| Barrow Hanley Mewhinney & Strauss LLC | 34,548,129 | $431.2M | 1.37% | +3,356,861+10.8% | Added |
| BlackRock, Inc. | 60,716,987 | $757.7M | 0.01% | −11,188,159−15.6% | Reduced |
| Vanguard Group Inc | 65,988,977 | $823.5M | 0.01% | +1,135,279+1.8% | Added |
| Dodge & Cox | 117,746,888 | $1.47B | 0.79% | +313,404+0.3% | Added |
| 1832 Asset Management L.P. | 0 | $0 | 0.00% | −4,511,834−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −3,185,206−100.0% | Sold out |
| Freestone Grove Partners LP | 0 | $0 | 0.00% | −2,441,517−100.0% | Sold out |
| Clearbridge Investments, LLC | 0 | $0 | 0.00% | −2,197,897−100.0% | Sold out |
| Boone Capital Management LLC | 0 | $0 | 0.00% | −1,694,482−100.0% | Sold out |
| Cna Financial Corp | 0 | $0 | 0.00% | −1,150,000−100.0% | Sold out |
| Nearwater Capital Markets, Ltd | 0 | $0 | 0.00% | −1,000,000−100.0% | Sold out |
| Arvin Capital Management LP | 0 | $0 | 0.00% | −983,100−100.0% | Sold out |
| Impax Asset Management Group plc | 0 | $0 | 0.00% | −964,399−100.0% | Sold out |
| Wilson Asset Management (International) Pty Ltd | 0 | $0 | 0.00% | −805,658−100.0% | Sold out |
| Adage Capital Partners GP, L.L.C. | 0 | $0 | 0.00% | −760,000−100.0% | Sold out |
| Aviva PLC | 0 | $0 | 0.00% | −499,533−100.0% | Sold out |
| Standard Life Aberdeen plc | 0 | $0 | 0.00% | −463,759−100.0% | Sold out |
| Forsta Ap-Fonden | 0 | $0 | 0.00% | −402,600−100.0% | Sold out |
| Concentric Capital Strategies, LP | 0 | $0 | 0.00% | −309,066−100.0% | Sold out |
| Mitsubishi UFJ Trust & Banking Corp | 0 | $0 | 0.00% | −303,669−100.0% | Sold out |
| Asset Management One Co.,Ltd. | 0 | $0 | 0.00% | −259,796−100.0% | Sold out |
| Korea Investment CORP | 0 | $0 | 0.00% | −257,086−100.0% | Sold out |
| Royal London Asset Management Ltd | 0 | $0 | 0.00% | −253,370−100.0% | Sold out |
| Mn Services Vermogensbeheer B.V. | 0 | $0 | 0.00% | −246,900−100.0% | Sold out |
| Sivik Global Healthcare LLC | 0 | $0 | 0.00% | −225,000−100.0% | Sold out |
| Resona Asset Management Co.,Ltd. | 0 | $0 | 0.00% | −218,289−100.0% | Sold out |
| Dudley & Shanley, Inc. | 0 | $0 | 0.00% | −131,000−100.0% | Sold out |
| IFM Investors Pty Ltd | 0 | $0 | 0.00% | −124,065−100.0% | Sold out |
| Toronto Dominion Bank | 0 | $0 | 0.00% | −123,760−100.0% | Sold out |
| Skandinaviska Enskilda Banken AB (publ) | 0 | $0 | 0.00% | −121,853−100.0% | Sold out |
| DnB Asset Management AS | 0 | $0 | 0.00% | −118,412−100.0% | Sold out |
| Tredje AP-fonden | 0 | $0 | 0.00% | −110,981−100.0% | Sold out |
| British Columbia Investment Management Corp | 0 | $0 | 0.00% | −107,176−100.0% | Sold out |
| Swedbank AB | 0 | $0 | 0.00% | −102,514−100.0% | Sold out |
| Shell Asset Management Co | 0 | $0 | 0.00% | −86,226−100.0% | Sold out |
| Nissay Asset Management Corp | 0 | $0 | 0.00% | −85,706−100.0% | Sold out |
| Wellington Management Group LLP | 0 | $0 | 0.00% | −82,608−100.0% | Sold out |
| Daiwa Securities Group Inc. | 0 | $0 | 0.00% | −81,172−100.0% | Sold out |