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, Q4 2025
Institutional positions in Avantor, Inc. as of Dec 31, 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
- 421
- −37 vs. Q3 2025
- Shares held
- 694.1M
- +17.9M (+2.6%) vs. Q3 2025
- Total value
- $7.97B
- −$465.4M (−5.5%) vs. Q3 2025
- New holders
- 65
- 116 more added
- Sold out
- 102
- 193 more reduced
8 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2025
Shares, value and share of portfolio for each institution holding Avantor, Inc.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| AlphaGrep UK Ltd | 12,242 | $140.3K | 0.05% | +12,242 | New |
| Private Advisor Group, LLC | 11,981 | $137.3K | 0.00% | +11,981 | New |
| Rafferty Asset Management, LLC | 11,458 | $131.3K | 0.00% | −321−2.7% | Reduced |
| Close Asset Management Ltd | 11,450 | $131.0K | 0.00% | −2,550−18.2% | Reduced |
| Syon Capital LLC | 11,165 | $128.0K | 0.01% | −3,137−21.9% | Reduced |
| Smartleaf Asset Management LLC | 11,066 | $126.9K | 0.00% | +10,945+9,045.5% | Added |
| American Trust | 10,934 | $125.3K | 0.01% | +10,934 | New |
| Terril Brothers, Inc. | 10,800 | $123.8K | 0.03% | +10,800 | New |
| Net Worth Advisory Group | 10,697 | $122.6K | 0.02% | −451−4.0% | Reduced |
| Transcend Wealth Collective, LLC | 10,649 | $122.0K | 0.01% | −3,269−23.5% | Reduced |
| FIL Ltd | 10,522 | $120.6K | 0.00% | −141,003−93.1% | Reduced |
| DnB Asset Management AS | 10,405 | $119.2K | 0.00% | +10,405 | New |
| Wiley Bros.-Aintree Capital, LLC | 10,369 | $118.8K | 0.00% | −19,501−65.3% | Reduced |
| Portside Wealth Group, LLC | 10,213 | $117.0K | 0.02% | −2,514−19.8% | Reduced |
| Castleview Partners, LLC | 10,199 | $116.9K | 0.06% | −2,294−18.4% | Reduced |
| Headlands Technologies LLC | 10,082 | $115.5K | 0.01% | +10,082 | New |
| Cerity Partners LLC | 10,073 | $115.4K | 0.00% | +10,073 | New |
| Whittier Trust Co of Nevada Inc | 9,284 | $113.9K | 0.00% | −109,287−92.2% | Reduced |
| Simplex Trading, LLC | 9,091 | $104.2K | 0.00% | −20,218−69.0% | Reduced |
| Wexford Capital LP | 8,953 | $102.6K | 0.03% | +8,953 | New |
| GAMMA Investing LLC | 8,527 | $97.7K | 0.00% | +1,603+23.2% | Added |
| Nomura Asset Management Co Ltd | 8,312 | $95.3K | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 7,938 | $91.0K | 0.00% | +4,229+114.0% | Added |
| Advisor Group Holdings, Inc. | 7,448 | $85.3K | 0.00% | −1,146−13.3% | Reduced |
| Umb Bank N A | 7,371 | $84.5K | 0.00% | +1,101+17.6% | Added |
| Parallel Advisors, LLC | 6,961 | $79.8K | 0.00% | −6,461−48.1% | Reduced |
| Quest Partners LLC | 6,550 | $75.1K | 0.00% | −6,303−49.0% | Reduced |
| Whittier Trust Co | 5,699 | $69.9K | 0.00% | −218,291−97.5% | Reduced |
| State of Wyoming | 6,092 | $69.8K | 0.01% | +1,468+31.7% | Added |
| Caitong International Asset Management Co., Ltd | 6,051 | $69.3K | 0.02% | −8,631−58.8% | Reduced |
| Leonteq Securities AG | 5,974 | $68.5K | 0.00% | +1,346+29.1% | Added |
| Danske Bank A/S | 5,500 | $63.0K | 0.00% | −1,300−19.1% | Reduced |
| Covestor Ltd | 5,126 | $59.0K | 0.03% | −7,900−60.6% | Reduced |
| Storebrand Asset Management AS | 5,066 | $58.1K | 0.00% | −3,015−37.3% | Reduced |
| Towarzystwo Funduszy Inwestycyjnych Pzu SA | 5,040 | $57.8K | 0.01% | 00.0% | Unchanged |
| Rockefeller Capital Management L.P. | 4,506 | $51.6K | 0.00% | −25,090−84.8% | Reduced |
| Quarry LP | 4,058 | $46.5K | 0.01% | +200+5.2% | Added |
| Eurizon Capital SGR S.p.A. | 3,970 | $45.5K | 0.00% | +3,970 | New |
| US Bancorp | 3,044 | $34.9K | 0.00% | −3,346−52.4% | Reduced |
| GW&K Investment Management, LLC | 2,825 | $32.0K | 0.00% | 00.0% | Unchanged |
| Los Angeles Capital Management LLC | 2,876 | $31.8K | 0.00% | +2,876 | New |
| Private Trust Co NA | 2,769 | $31.7K | 0.00% | +875+46.2% | Added |
| PEAK6 LLC | 2,697 | $30.9K | 0.00% | −57,753−95.5% | Reduced |
| Quadrant Capital Group LLC | 2,146 | $24.6K | 0.00% | −33,116−93.9% | Reduced |
| Montag A & Associates Inc | 1,900 | $21.8K | 0.00% | 00.0% | Unchanged |
| Paradigm Asset Management Co LLC | 1,711 | $19.6K | 0.00% | 00.0% | Unchanged |
| DV Trading LLC | 1,601 | $18.3K | 0.00% | +1,601 | New |
| Allworth Financial LP | 1,599 | $18.3K | 0.00% | +352+28.2% | Added |
| CIBC Private Wealth Group, LLC | 1,443 | $16.5K | 0.00% | +296+25.8% | Added |
| Spire Wealth Management | 1,423 | $16.3K | 0.00% | −3,174−69.0% | Reduced |
| Fideuram Asset Management (Ireland) dac | 580 | $12.8K | 0.00% | +580 | New |
| Jones Financial Companies LLLP | 1,109 | $12.7K | 0.00% | +793+250.9% | Added |
| North Star Investment Management Corp. | 1,053 | $12.1K | 0.00% | +129+14.0% | Added |
| Signaturefd, LLC | 974 | $11.2K | 0.00% | −1,925−66.4% | Reduced |
| IFP Advisors, Inc | 966 | $11.1K | 0.00% | +879+1,010.3% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 959 | $11.0K | 0.00% | 00.0% | Unchanged |
| First Horizon Corp | 944 | $10.8K | 0.00% | +221+30.6% | Added |
| EverSource Wealth Advisors, LLC | 934 | $10.7K | 0.00% | −1,222−56.7% | Reduced |
| SRS Capital Advisors, Inc. | 853 | $9.78K | 0.00% | −28,843−97.1% | Reduced |
| Global Retirement Partners, LLC | 822 | $9.42K | 0.00% | −281−25.5% | Reduced |
| CoreCap Advisors, LLC | 781 | $8.95K | 0.00% | +781 | New |
| Versant Capital Management, Inc | 652 | $7.47K | 0.00% | −4,110−86.3% | Reduced |
| Quent Capital, LLC | 652 | $7.47K | 0.00% | +576+757.9% | Added |
| Parkside Financial Bank & Trust | 587 | $6.73K | 0.00% | −195−24.9% | Reduced |
| Farmers & Merchants Investments Inc | 570 | $6.53K | 0.00% | 00.0% | Unchanged |
| Rossby Financial, LCC | 522 | $5.98K | 0.00% | +262+100.8% | Added |
| Massmutual Trust Co FSB | 480 | $5.50K | 0.00% | −890−65.0% | Reduced |
| GWM Advisors LLC | 429 | $4.92K | 0.00% | 00.0% | Unchanged |
| Private Wealth Asset Management, LLC | 399 | $4.57K | 0.00% | 00.0% | Unchanged |
| Rothschild Investment LLC | 398 | $4.55K | 0.00% | +166+71.6% | Added |
| MAI Capital Management | 388 | $4.45K | 0.00% | −502−56.4% | Reduced |
| Ancora Advisors, LLC | 385 | $4.41K | 0.00% | +385 | New |
| Elyxium Wealth, LLC | 363 | $4.16K | 0.00% | +363 | New |
| High Note Wealth, LLC | 354 | $4.06K | 0.00% | +10+2.9% | Added |
| SJS Investment Consulting Inc. | 308 | $3.53K | 0.00% | +308 | New |
| Nisa Investment Advisors, LLC | 306 | $3.51K | 0.00% | +6+2.0% | Added |
| Ameriflex Group, Inc. | 301 | $3.45K | 0.00% | −301−50.0% | Reduced |
| Costello Asset Management, INC | 300 | $3.44K | 0.00% | 00.0% | Unchanged |
| South State Corp. | 285 | $3.27K | 0.00% | +101+54.9% | Added |
| Central Trust Co | 231 | $2.65K | 0.00% | −3,448−93.7% | Reduced |
| LRI Investments, LLC | 220 | $2.52K | 0.00% | −688−75.8% | Reduced |
| Basecamp Wealth Advisors LLC | 205 | $2.35K | 0.00% | +205 | New |
| Root Financial Partners, LLC | 201 | $2.30K | 0.00% | −60−23.0% | Reduced |
| Ransom Advisory, Ltd | 200 | $2.29K | 0.00% | 00.0% | Unchanged |
| Sachetta, LLC | 179 | $2.05K | 0.00% | −180−50.1% | Reduced |
| Essential Partners LLC | 169 | $1.94K | 0.00% | +169 | New |
| Cornerstone Financial Management LLC | 166 | $1.90K | 0.00% | +166 | New |
| JFS Wealth Advisors, LLC | 122 | $1.40K | 0.00% | +122 | New |
| Cromwell Holdings LLC | 113 | $1.29K | 0.00% | 00.0% | Unchanged |
| Country Trust Bank | 92 | $1.05K | 0.00% | −18−16.4% | Reduced |
| First Command Advisory Services, Inc. | 81 | $928 | 0.00% | +81 | New |
| Prestige Wealth Management Group LLC | 73 | $837 | 0.00% | −193−72.6% | Reduced |
| Atlantic Edge Private Wealth Management, LLC | 63 | $722 | 0.00% | 00.0% | Unchanged |
| True Wealth Design, LLC | 57 | $654 | 0.00% | −342−85.7% | Reduced |
| Northwestern Mutual Wealth Management Co | 56 | $642 | 0.00% | +53+1,766.7% | Added |
| Motco | 55 | $630 | 0.00% | 00.0% | Unchanged |
| Private Wealth Management Group, LLC | 53 | $608 | 0.00% | 00.0% | Unchanged |
| Activest Wealth Management | 51 | $584 | 0.00% | +51 | New |
| Fortitude Family Office, LLC | 46 | $527 | 0.00% | −110−70.5% | Reduced |
| Harbour Investments, Inc. | 38 | $435 | 0.00% | +21+123.5% | Added |