Avantor
- Market cap
- 10.38B
- P/E (TTM)i
- -18.06
- P/Bi
- 1.84
- EPSi
- -0.78
- Div yieldi
- 0.00%
- 52W posi
- 89%
Anonymous reader poll. Unscientific, not investment advice.
✦ Quant Ownership Signal how this is computed
- The number of reporting institutions decreased by 2 in the most recent period (2026/Q3).
- Total institutional ownership (as a % of shares) was little changed.
Institutional ownership
- Held by institutions
- 104.19% -0.02pp
- Institutions
- 533 -2
- As of
- 2026/Q3 vs. prior period
Ownership vs. money flow
AlignedInstitutions trimmed shares last reporting period, and the stock has seen net outflows in main-fund flow over the last 20 trading sessions - the two line up.
Institutional ownership changes are reported quarterly with a lag; fund-flow data is daily. Treat this as a directional cross-check, not a precise timing signal.
Holder types
Top holders as of 2026-06-30
Bar length is relative to the largest holder shown here, not to 100% of the company.
Insiders
50 filings tracked · 34 buys · 16 sells
| Name | Role | Stake |
|---|---|---|
| Michael Stubblefield | Chief Executive Officer | 0.26% |
| Sanjeev Mehra | Director | 0.07% |
| Gregory Summe | Independent Director | 0.07% |
| Brittany Hankamer | Chief Human Resources Officer | 0.04% |
| Jonathan Peacock | Independent Chairperson | 0.03% |
| Steven Eck | Senior VP, Corporate Controller & Chief Accounting Officer | 0.02% |
| Emmanuel Ligner | President | 0.02% |
| Gregory Lucier | Director | 0.01% |
| Christophe Couturier | Executive Vice President of AMEA | 0.01% |
| Juan Andres | Independent Director | 0.01% |
Insider transactions most recent Form 4 filings
| Date | Name | Role | Type | Shares | Price |
|---|---|---|---|---|---|
| 2026-09-20 | Todd Garner | Chief Financial Officer | Other Acquisition | +49,688 | -- |
| 2026-09-20 | Todd Garner | Chief Financial Officer | Other Derivative Acquisition | +138,632 | $16.61 |
| 2026-08-17 | Emmanuel Ligner | President | Sale to Issuer | -29,803 | $13.33 |
| 2026-08-13 | Brittany Hankamer | Chief Human Resources Officer | Sale to Issuer | -181 | $13.66 |
| 2026-07-30 | Steven Eck | Senior VP, Corporate Controller & Chief Accounting Officer | Sale to Issuer | -1,385 | $13.78 |
| 2026-07-23 | Claudius Sokenu | Executive VP, Corporate Secretary and Chief Legal & Compliance Officer | Sale to Issuer | -1,201 | $11.44 |
| 2026-06-20 | Corey Walker | Former Executive Vice President of Americas | Sale to Issuer | -3,010 | $9.58 |
| 2026-05-07 | Gregory Lucier | Director | Open Market Acquisition | +10,000 | $8.32 |
| 2026-05-06 | Gregory Summe | Independent Director | Other Acquisition | +25,270 | -- |
| 2026-05-06 | Sanjeev Mehra | Director | Other Acquisition | +25,270 | -- |
| 2026-05-06 | Simon Dingemans | Director | Other Acquisition | +25,270 | -- |
| 2026-05-06 | Gregory Lucier | Director | Other Acquisition | +25,270 | -- |
| 2026-05-06 | Pamela Makin | Director | Other Acquisition | +25,270 | -- |
| 2026-05-06 | Joseph Massaro | Independent Director | Other Acquisition | +25,270 | -- |
| 2026-05-06 | Michael Severino | Independent Director | Other Acquisition | +25,270 | -- |
| 2026-05-06 | Mala Murthy | Independent Director | Other Acquisition | +25,270 | -- |
| 2026-04-30 | Simon Dingemans | Director | Open Market Acquisition | +25,000 | $8.14 |
| 2026-04-30 | Ludovic Brellier | EVP of Bioscience & Medtech Products and Chief Transformation Officer | Other Acquisition | +146,566 | -- |
| 2026-04-30 | Ludovic Brellier | EVP of Bioscience & Medtech Products and Chief Transformation Officer | Other Derivative Acquisition | +246,002 | $8.76 |
| 2026-04-02 | Steven Eck | Senior VP, Corporate Controller & Chief Accounting Officer | Other Acquisition | +31,645 | -- |
Form 4 filings, most recent per company. "Other Derivative Acquisition" rows are mostly RSU/option vesting, not open-market buying - the Type column says which.
Quote time 2026-10-07 19:54:59 · For reference only, not investment advice and not tailored to your situation.