Companies / Avantor, Inc. / Activity
Activity — Avantor, Inc.
183 moves.
Top impactInsider · CEO movesInsider · biggest buysInsider · biggest sellsInstitution · biggest movesInstitution · new positions
| Date | Actor | Action | Security | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|---|
| Q2 2026 as of | BlackRock, Inc. 13F manager | Add | Common stock | $105.77M | +10.7M +17.93% | 70,281,231 10.39% of shares | high |
| Q1 2026 as of | Norges Bank 13F manager | Exit | Common stock | $-73.32M | -6.4M -100.00% | 0 | high |
| Q1 2026 as of | Fuller & Thaler Asset Management, Inc. 13F manager | Add | Common stock | $70.64M | +9.0M +555.33% | 10,632,112 1.57% of shares | high |
| Q1 2026 as of | D. E. Shaw & Co., Inc. 13F manager | Add | Common stock | $54.05M | +6.9M +110.92% | 13,110,674 1.94% of shares | high |
| Q1 2026 as of | Jeffrey L. Gendell 13F manager | Add | Common stock | $34.28M | +4.4M +802.25% | 4,917,270 0.73% of shares | medium |
| Q1 2026 as of | First Pacific Advisors, LP 13F manager | Add | Common stock | $32.30M | +4.1M +103.82% | 8,089,023 1.20% of shares | medium |
| Q1 2026 as of | Marshall Wace, LLP 13F manager | New | Common stock | $26.95M | +3.4M | 3,437,833 0.51% of shares | medium |
| Q3 2025 as of | Barclays PLC 13F manager | Trim | Common stock | $-25.06M | -2.0M -64.25% | 1,117,158 0.17% of shares | medium |
| Q1 2026 as of | First Trust Advisors LP 13F manager | Trim | Common stock | $-16.35M | -2.1M -98.61% | 29,376 <0.01% of shares | medium |
| Q2 2025 as of | Barclays PLC 13F manager | Add | Common stock | $15.46M | +1.1M +58.11% | 3,125,280 0.46% of shares | medium |
| Q4 2025 as of | Norges Bank 13F manager | Trim | Common stock | $-14.88M | -1.3M -16.87% | 6,398,087 0.95% of shares | medium |
| Q4 2025 as of | Bank of America Corp /De 13F manager | Trim | Common stock | $-14.71M | -1.3M -18.42% | 5,685,243 0.84% of shares | medium |
| Q1 2026 as of | Diamond Hill Capital Management Inc 13F manager | New | Common stock | $13.85M | +1.8M | 1,767,029 0.26% of shares | medium |
| Q2 2026 as of | State Street Corporation 13F manager | Add | Common stock | $13.50M | +1.4M +6.75% | 21,572,974 3.19% of shares | medium |
| Q4 2025 as of | Alberta Investment Management Corp 13F manager | New | Common stock | $12.73M | +1.1M | 1,111,144 0.16% of shares | medium |
| Q1 2025 as of | Barclays PLC 13F manager | Add | Common stock | $11.58M | +714K +56.56% | 1,976,625 0.29% of shares | medium |
| Q1 2026 as of | Westwood Holdings Group Inc 13F manager | Exit | Common stock | $-10.88M | -949K -100.00% | 0 | medium |
| Q1 2026 as of | Silvercrest Asset Management Group LLC 13F manager | Trim | Common stock | $-10.78M | -1.4M -87.44% | 197,489 0.03% of shares | medium |
| Q1 2026 as of | TD Asset Management Inc 13F manager | Trim | Common stock | $-10.67M | -1.4M -59.40% | 930,600 0.14% of shares | medium |
| Q3 2024 as of | Barclays PLC 13F manager | Add | Common stock | $10.39M | +402K +69.21% | 981,952 0.15% of shares | medium |
| Q1 2026 as of | Millennium Management LLC 13F manager | Trim | Common stock | $-9.67M | -1.2M -33.63% | 2,435,280 0.36% of shares | medium |
| Q1 2026 as of | Voya Investment Management LLC 13F manager | Trim | Common stock | $-9.59M | -1.2M -24.65% | 3,738,322 0.55% of shares | medium |
| Q1 2026 as of | Kettle Hill Capital Management, LLC 13F manager | New | Common stock | $8.85M | +1.1M | 1,128,537 0.17% of shares | medium |
| Q1 2026 as of | London Co of Virginia 13F manager | Trim | Common stock | $-8.50M | -1.1M -9.08% | 10,852,257 1.60% of shares | medium |
| Q1 2026 as of | Geode Capital Management, LLC 13F manager | Add | Common stock | $7.16M | +913K +7.62% | 12,891,421 1.91% of shares | medium |
| Q4 2023 as of | Barclays PLC 13F manager | Add | Common stock | $6.94M | +304K +67.13% | 756,508 0.11% of shares | medium |
| Q2 2024 as of | Barclays PLC 13F manager | Trim | Common stock | $-6.91M | -326K -35.97% | 580,310 0.09% of shares | medium |
| Q1 2026 as of | Thornburg Investment Management Inc 13F manager | Exit | Common stock | $-6.61M | -577K -100.00% | 0 | medium |
| Q4 2024 as of | Barclays PLC 13F manager | Add | Common stock | $5.91M | +281K +28.57% | 1,262,528 0.19% of shares | medium |
| Q1 2026 as of | Reinhart Partners, LLC. 13F manager | Exit | Common stock | $-5.56M | -485K -100.00% | 0 | medium |
| Q1 2026 as of | Boston Partners 13F manager | Exit | Common stock | $-4.97M | -433K -100.00% | 0 | low |
| Q1 2026 as of | Two Sigma Investments, LP 13F manager | Exit | Common stock | $-4.73M | -413K -100.00% | 0 | low |
| Q1 2026 as of | Shapiro Capital Management LLC 13F manager | New | Common stock | $4.20M | +536K | 536,275 0.08% of shares | low |
| Q1 2026 as of | Weiss Asset Management LP 13F manager | New | Common stock | $4.14M | +528K | 527,903 0.08% of shares | low |
| Q1 2024 as of | Barclays PLC 13F manager | Add | Common stock | $3.83M | +150K +19.80% | 906,303 0.13% of shares | low |
| Q1 2026 as of | AQR Capital Management, LLC 13F manager | Add | Common stock | $3.69M | +476K +10.83% | 4,867,208 0.72% of shares | low |
| Q3 2025 as of | Ontario Teachers Pension Plan Board 13F manager | New | Common stock | $3.61M | +289K | 289,022 0.04% of shares | low |
| Q4 2025 as of | Ontario Teachers Pension Plan Board 13F manager | Exit | Common stock | $-3.61M | -289K -100.00% | 0 | low |
| Q1 2026 as of | Amundi 13F manager | Add | Common stock | $3.26M | +415K +357.34% | 531,575 0.08% of shares | low |
| Q4 2025 as of | Danske Bank A/S 13F manager | Trim | Common stock | $-3.19M | -278K -98.06% | 5,500 <0.01% of shares | low |
| Q3 2023 as of | Barclays PLC 13F manager | Trim | Common stock | $-2.47M | -117K -20.57% | 452,651 0.07% of shares | low |
| Q1 2023 as of | Barclays PLC 13F manager | Trim | Common stock | $-2.39M | -113K -17.44% | 536,065 0.08% of shares | low |
| Q2 2024 as of | Danske Bank A/S 13F manager | Trim | Common stock | $-2.26M | -106K -30.07% | 247,457 0.04% of shares | low |
| Q1 2026 as of | Private Management Group Inc 13F manager | Add | Common stock | $2.16M | +276K +11.24% | 2,732,995 0.40% of shares | low |
| Q1 2026 as of | New South Capital Management Inc 13F manager | Trim | Common stock | $-1.95M | -249K -13.72% | 1,563,307 0.23% of shares | low |
| Q1 2026 as of | Magnetar Financial LLC 13F manager | New | Common stock | $1.76M | +224K | 224,084 0.03% of shares | low |
| Q4 2025 as of | Barclays PLC 13F manager | Trim | Common stock | $-1.71M | -150K -13.39% | 967,555 0.14% of shares | low |
| Q1 2026 as of | AMG National Trust Bank 13F manager | Exit | Common stock | $-1.59M | -138K -100.00% | 0 | low |
| Q1 2026 as of | CPPIB Crestone Peak Resources Canada Inc. 13F manager | Add | Common stock | $1.58M | +202K +107.90% | 389,400 0.06% of shares | low |
| Q1 2026 as of | HighVista Strategies LLC 13F manager | New | Common stock | $1.46M | +187K | 186,500 0.03% of shares | low |