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Avantor AVTR · USD

Health Care · US listing · 🇺🇸 United States

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15.91

+2.84%

Close of 9 Nov 2026, in USD

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Reference data, closing prices and charts across 45,000 companies, plus crypto, commodities and currencies.

Largest shareholders

As filed, so dates differ, and a group and its funds can both appear.

HolderSharesStakeChangeFiled
DODGE & COX119.6m17.54%+2.6m31 Mar 2026
Dodge & Cox117.1m17.16%−681.7k31 Dec 2025
BLACKROCK, INC.65.7m9.63%+6.1m31 Mar 2026
The Vanguard Group, Inc.64.7m9.49%−1.1m31 Dec 2025
BlackRock Institutional Trust Company, N.A.53.5m7.85%−265.7k31 Dec 2025
Barrow Hanley Global Investors33.3m4.88%−1.3m31 Dec 2025
T. Rowe Price Investment Management, Inc.32.1m4.71%−795.9k31 Dec 2025
VANGUARD PORTFOLIO MANAGEMENT LLC31.3m4.59%+31.3m31 Mar 2026
VANGUARD CAPITAL MANAGEMENT LLC30.6m4.49%+30.6m31 Mar 2026
WELLINGTON MANAGEMENT GROUP LLP24.2m3.55%+787.5k31 Mar 2026
Wellington Management Company, LLP23.4m3.44%+23.4m31 Dec 2025
GREENHAVEN ASSOCIATES INC22.6m3.31%+2.1m31 Mar 2026
BARROW HANLEY MEWHINNEY & STRAUSS LLC22.4m3.28%−10.9m31 Mar 2026
STATE STREET CORP20.7m3.04%+511.7k31 Mar 2026
Greenhaven Associates, Inc.20.5m3.01%+2.2m31 Dec 2025

Insider trades

Purchases and sales by directors and officers, as filed with the regulator

DateWhoTypeSharesPriceValue
10 Mar 2026 ↗MEHRA SANJEEV KDirectorPurchase125k8.01$1.0m
19 Feb 2026 ↗LUCIER GREGORY TDirectorPurchase50k9.16$458,000

Short interest

Shares sold short, 15 Oct 2026. US exchange data.

34.6m

-11.9% on the period before. 4.6 days to cover.

Short volume

Share of the day's trading sold short, 4 Nov 2026

53.0%

Last 60 trading days.

Failed deliveries

Shares not delivered on settlement, from the SEC

  • 25 Sept 2026813 shares
  • 24 Sept 2026632 shares
  • 14 Sept 20261 shares
  • 11 Sept 2026232 shares
  • 1 Sept 202616,308 shares

Sources and methodology

Data on this tab
Our data supplier
Chart on the Overview
TradingView

Nothing here is investment advice. Prices can be delayed or wrong, so check with the exchange before relying on them. Data for this page. How we cover markets.