Avantor, INC. (AVTR) — SEC Filings

Overview

Avantor, INC. (AVTR) is a publicly traded company tracked on ReadTheFiling. The most recent enriched filing is a 8-K filed on Apr 1, 2026: Avantor, Inc. announced on March 26, 2026, that its Chief Financial Officer, Michael Stubblefield, has resigned. The company has appointed Kevin McGahren as interim CFO. McGahren previously served as Avantor's Senior Vice President, Corporate Controller and Chief Accounting Officer.

Sentiment Summary

Across 39 filings, the sentiment breakdown is: 1 bearish, 37 neutral, 1 mixed. The dominant filing sentiment for Avantor, INC. is neutral.

Filing Type Overview

Avantor, INC. (AVTR) has filed 17 8-K, 1 ARS, 1 DEFA14A, 6 10-Q, 2 DEF 14A, 2 10-K, 9 SC 13G/A, 1 SC 13G with the SEC between Feb 2024 to Apr 2026.

Filings by Year

2026 · 2025 · 2024

Recent Filings (39)

• Avantor CFO Resigns, Interim Appointed — 8-K · Apr 1, 2026 Risk: medium
  Avantor, Inc. announced on March 26, 2026, that its Chief Financial Officer, Michael Stubblefield, has resigned. The company has appointed Kevin McGahren as int
• Avantor Files 2025 Annual Report to Security Holders — ARS · Mar 27, 2026 Risk: low
  Avantor, Inc. filed its Annual Report to Security Holders (ARS) on March 27, 2026, for the period ending December 31, 2025. The filing includes the annual repor
• Avantor Inc. Files Proxy Materials — DEFA14A · Mar 27, 2026 Risk: low
  Avantor, Inc. filed a Definitive Additional Proxy Soliciting Material (DEFA14A) on March 27, 2026. This filing includes materials related to proxy solicitations
• Avantor, Inc. Files 8-K: Officer Changes & Financials — 8-K · Dec 18, 2025 Risk: low
  Avantor, Inc. filed an 8-K on December 17, 2025, reporting on the departure of directors or certain officers, the election of directors, the appointment of cert
• Avantor, Inc. Files 8-K: Director & Officer Changes — 8-K · Dec 4, 2025 Risk: medium
  On December 4, 2025, Avantor, Inc. filed an 8-K report detailing changes in its board of directors and executive compensation arrangements. The filing includes
• 8-K Filing — 8-K · Nov 10, 2025
• Avantor Plunges to $711.8M Loss on Massive Impairment Charges — 10-Q · Oct 29, 2025 Risk: high
  Avantor, Inc. (AVTR) reported a significant net loss of $711.8 million for the three months ended September 30, 2025, a stark contrast to the net income of $57.
• Avantor Announces Board Changes and Executive Compensation Updates — 8-K · Oct 14, 2025 Risk: medium
  Avantor, Inc. announced on October 10, 2025, changes in its board of directors and executive compensation arrangements. Specifically, the company reported the d
• Avantor, Inc. Files 8-K: Director/Officer Changes & Disclosures — 8-K · Oct 3, 2025 Risk: medium
  Avantor, Inc. filed an 8-K on October 3, 2025, reporting events as of October 1, 2025. The filing includes information regarding the departure and election of d
• Avantor Appoints New Directors, Adjusts CFO Compensation — 8-K · Aug 13, 2025 Risk: low
  Avantor, Inc. announced on August 7, 2025, changes in its board of directors and executive compensation. Specifically, the company elected two new directors, Mi
• 10-Q Filing — 10-Q · Aug 1, 2025
• Avantor Inc. Director Departs, New Director Elected — 8-K · Jul 21, 2025 Risk: low
  Avantor, Inc. announced on July 15, 2025, the departure of director Michael E. McGoohan and the election of new director Dr. Jonathan M. Rothberg. The company a
• Avantor, Inc. Files 8-K: Board Changes & Compensation — 8-K · May 12, 2025 Risk: medium
  Avantor, Inc. announced on May 8, 2025, changes in its board of directors and executive compensation arrangements. The company also reported on matters submitte
• Avantor Appoints New Directors, Adjusts CFO Compensation — 8-K · Apr 28, 2025 Risk: low
  Avantor, Inc. announced on April 24, 2025, changes in its board of directors and executive compensation. Specifically, the company elected two new directors, Dr
• Avantor, Inc. Files Q1 2025 10-Q Report — 10-Q · Apr 25, 2025 Risk: low
  Avantor, Inc. filed its quarterly report on Form 10-Q for the period ending March 31, 2025. The filing details the company's financial performance and position
• Avantor Inc. DEF 14A: Executive Compensation Details — DEF 14A · Mar 28, 2025 Risk: low
  Avantor, Inc. filed its DEF 14A on March 28, 2025, for the fiscal year ending December 31, 2024. The filing details executive compensation, including equity awa
• 10-K Filing — 10-K · Feb 7, 2025
• Avantor CEO Resigns, Chairman Takes Interim Role — 8-K · Jan 8, 2025 Risk: medium
  On January 6, 2025, Avantor, Inc. announced changes in its executive leadership. Michael J. Stubblefield has resigned as Chief Executive Officer and from the Bo
• SC 13G/A Filing — SC 13G/A · Nov 14, 2024
• Avantor CFO Departs; Interim CFO Appointed — 8-K · Nov 6, 2024 Risk: medium
  On November 4, 2024, Avantor, Inc. announced the departure of its Chief Financial Officer, Michael Stubblefield, effective November 15, 2024. The company also a
• Avantor, Inc. Files Q3 2024 10-Q Report — 10-Q · Oct 25, 2024 Risk: low
  Avantor, Inc. filed its 10-Q for the period ending September 30, 2024. The filing covers the third quarter and the first nine months of the fiscal year. Key fin
• SC 13G/A Filing — SC 13G/A · Aug 9, 2024
• SC 13G/A Filing — SC 13G/A · Aug 7, 2024
• Avantor, Inc. Files 10-Q for Q2 2024 — 10-Q · Jul 26, 2024 Risk: medium
  Avantor, Inc. filed its 10-Q for the period ending June 30, 2024. The filing details the company's financial performance and position. Key financial data points
• SC 13G/A Filing — SC 13G/A · Jul 10, 2024
• Avantor Appoints Interim CFO, Grants Stock Awards — 8-K · Jul 3, 2024 Risk: medium
  Avantor, Inc. announced on June 27, 2024, the appointment of Kevin McGlynn as Interim Chief Financial Officer, succeeding Michael Stubblefield. McGlynn, who pre
• Avantor CEO & CFO Depart; New CEO Appointed — 8-K · Jun 21, 2024 Risk: medium
  Avantor, Inc. announced on June 21, 2024, the appointment of Michael Stubblefield as Chief Executive Officer and a member of the Board of Directors, effective i
• Avantor, Inc. Files 8-K: Shareholder Votes, Financials, Bylaw Changes — 8-K · May 10, 2024 Risk: low
  On May 9, 2024, Avantor, Inc. filed an 8-K report detailing several key events. The company announced the submission of matters to a vote of its security holder
• Avantor, Inc. Files Q1 2024 10-Q Report — 10-Q · Apr 26, 2024 Risk: low
  Avantor, Inc. filed its quarterly report for the period ended March 31, 2024. The company is incorporated in Delaware and its principal executive offices are lo
• Avantor, Inc. Files 8-K: Agreements, Officer Changes, Director Elections — 8-K · Apr 5, 2024 Risk: medium
  On April 2, 2024, Avantor, Inc. entered into a Material Definitive Agreement related to a financial obligation. The company also announced the departure of cert
• Avantor, Inc. Files Definitive Proxy Statement (DEF 14A) — DEF 14A · Mar 29, 2024 Risk: low
  Avantor, Inc. (AVTR) filed a Proxy Statement (DEF 14A) with the SEC on March 29, 2024. Avantor, Inc. filed a Definitive Proxy Statement (DEF 14A) on March 29, 2
• Avantor Amends Charter, Updates Fiscal Year End — 8-K · Feb 28, 2024 Risk: low
  Avantor, Inc. filed an 8-K on February 28, 2024, reporting amendments to its Articles of Incorporation or Bylaws, effective February 23, 2024. The filing indica
• SC 13G/A Filing — SC 13G/A · Feb 16, 2024
• SC 13G/A Filing — SC 13G/A · Feb 14, 2024
• Avantor, Inc. Files 2023 Annual Report on Form 10-K — 10-K · Feb 14, 2024 Risk: medium
  Avantor, Inc. (AVTR) filed a Annual Report (10-K) with the SEC on February 14, 2024. Avantor, Inc. filed its 2023 Form 10-K on February 14, 2024. The filing cov
• SC 13G/A Filing — SC 13G/A · Feb 14, 2024
• SC 13G Filing — SC 13G · Feb 13, 2024
• SC 13G/A Filing — SC 13G/A · Feb 13, 2024
• BlackRock Amends Avantor Stake, Signals Position as of Dec 31, 2023 — SC 13G/A · Feb 12, 2024 Risk: low
  BlackRock Inc. filed an amended SC 13G/A on February 12, 2024, indicating its ownership in Avantor, Inc. as of December 31, 2023. This amendment (Amendment No.

Risk Profile

Risk Assessment: Of AVTR's 27 recent filings, 1 were flagged as high-risk, 12 as medium-risk, and 14 as low-risk. The overall risk profile suggests relatively low risk with generally favorable filings.

Financial Highlights

Key financial metrics from Avantor, INC.'s most recent 10-Q filing (Oct 29, 2025):

• Revenue: $1,623.8M
• Net Income: -$711.8M
• Cash Position: $251.9M
• Total Assets: $11,675.9M
• Total Debt: $3,857.9M

Key Executives

• Michael Stubblefield
• Kevin McGahren
• Michael E. McInerney
• Dr. David S. Weitz
• Michael E. McGoohan
• Dr. Jonathan M. Rothberg
• Dr. Andrew H. Lee
• Ms. Sarah J. London
• Michael J. Stubblefield
• Kevin T. McGovern
• Kevin McGlynn
• Gerassimos (Geras) Petratos
• Adam Schech
• Steven Eck

Industry Context

Avantor operates in the life sciences and advanced technologies industries, providing mission-critical products and services. The sector is characterized by innovation, stringent regulatory oversight, and demand driven by scientific research, biopharmaceutical production, and advanced manufacturing. Recent trends include increased investment in bioprocessing, diagnostics, and personalized medicine, alongside supply chain resilience efforts.

Top Tags

executive-compensation (8) · financials (6) · corporate-governance (6) · 10-Q (4) · executive-departure (3) · board-of-directors (3) · quarterly-report (3) · personnel-change (2) · director-changes (2) · management-change (2)

Key Numbers

• Net Loss: $711.8M — Q3 2025, compared to $57.8M net income in Q3 2024
• Impairment Charges: $785.0M — Q3 2025, a new charge not present in Q3 2024
• Net Sales: $1,623.8M — Q3 2025, down 5.9% from $1,714.4M in Q3 2024
• Net Loss (YTD): $582.6M — Nine months ended Sept 30, 2025, compared to $211.1M net income in 2024
• Net Sales (YTD): $4,888.6M — Nine months ended Sept 30, 2025, down from $5,097.0M in 2024
• Operating Loss: $648.8M — Q3 2025, a significant decline from $124.6M operating income in Q3 2024
• Goodwill: $4,984.7M — As of Sept 30, 2025, decreased from $5,539.2M at Dec 31, 2024 due to impairment
• Current Portion of Debt: $219.8M — As of Sept 30, 2025, significantly reduced from $821.1M at Dec 31, 2024
• Long-Term Debt: $3,638.1M — As of Sept 30, 2025, increased from $3,234.7M at Dec 31, 2024
• Cash and Cash Equivalents: $251.9M — As of Sept 30, 2025, a slight decrease from $261.9M at Dec 31, 2024
• Business Address: 100 Matsonford Road — Location of Avantor's headquarters
• New Directors: 2 — Avantor elected two new members to its Board of Directors.
• CFO Base Salary: $500,000 — This is the new base salary for CFO Kevin McGahren.
• CFO Bonus Target: 100% — The CFO's target annual bonus is 100% of his base salary.
• New Directors Appointed: 2 — Enhances board expertise and oversight.

Frequently Asked Questions