# Avantor (AVTR): value investors who own it | moatshark

4 value investors held Avantor in their Q3 2026 13F, led by Southeastern Asset Management, First Pacific Advisors (FPA), Dodge & Cox, Yacktman Asset…

## 13F holders

| Manager | Portfolio | Value | Change | Quarters held |
| --- | --- | --- | --- | --- |
| Southeastern Asset Management | 2.4% | $46.8m | Added +34% | 4 |
| First Pacific Advisors (FPA) | 1.0% | $81.1m | Added +1.3% | 5 |
| Dodge & Cox | 0.6% | $1.2bn | Added +0.3% | 12 |
| Yacktman Asset Management | 0.6% | $47.2m | Added +0.5% | 2 |

## Fund holders

| Fund | Manager | Weight | Value | As at |
| --- | --- | --- | --- | --- |
| AMG Yacktman Fund | Yacktman Asset Management | 0.6% | $44.5m | 2026-06-30 |
| Dodge & Cox Global Stock Fund | Dodge & Cox | 0.6% | $76.8m | 2026-06-30 |
| FPA Crescent Fund | First Pacific Advisors (FPA) | 0.4% | $48.1m | 2026-06-30 |

Source: SEC filings, via moatshark (https://www.moatshark.com/s/avtr). Values traded and returns are estimates. Not investment advice. Built 2026-10-21.