Newmarket Corp SEC filings NEU
Newmarket Corp has 1,000 filings in SEC EDGAR's recent list, going back to Aug 2, 2006. Its latest annual report, Form ARS, was filed on Mar 12, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Oct 29, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Oct 29, 2026 (other events). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Other events
|
Oct 29, 2026 | Oct 29, 2026 |
| 8-K |
Current report
Results of operations
|
Oct 28, 2026 | Oct 28, 2026 |
| 8-K |
Current report
Other events
|
Aug 13, 2026 | Aug 13, 2026 |
| 8-K |
Current report
Results of operations
|
Jul 29, 2026 | Jul 29, 2026 |
| 8-K |
Current report
Shareholder vote results, Other events
|
Apr 23, 2026 | Apr 23, 2026 |
| 8-K |
Current report
Results of operations
|
Apr 22, 2026 | Apr 22, 2026 |
| 8-K |
Current report
Other events
|
Feb 26, 2026 | Feb 26, 2026 |
| 8-K |
Current report
Officer or director change
|
Feb 26, 2026 | Feb 26, 2026 |
| 8-K |
Current report
Officer or director change
|
Feb 18, 2026 | Feb 18, 2026 |
| 8-K |
Current report
Results of operations
|
Feb 11, 2026 | Feb 11, 2026 |
| 8-K |
Current report
Officer or director change
|
Dec 9, 2025 | Dec 9, 2025 |
| 8-K |
Current report
Officer or director change
|
Nov 5, 2025 | Oct 31, 2025 |
| 8-K |
Current report
Results of operations
|
Oct 30, 2025 | Oct 30, 2025 |
| 8-K |
Current report
Other events
|
Oct 30, 2025 | Oct 30, 2025 |
| 8-K |
Current report
Other events
|
Aug 7, 2025 | Aug 7, 2025 |
| 8-K |
Current report
Results of operations
|
Jul 30, 2025 | Jul 30, 2025 |
| 8-K |
Current report
Shareholder vote results, Other events
|
Apr 24, 2025 | Apr 24, 2025 |
| 8-K |
Current report
Results of operations
|
Apr 23, 2025 | Apr 23, 2025 |
| 8-K |
Current report
Other events
|
Feb 27, 2025 | Feb 27, 2025 |
| 8-K |
Current report
Results of operations
|
Feb 3, 2025 | Feb 3, 2025 |
| 8-K/A |
Amended current report
Officer or director change
|
Dec 12, 2024 | Oct 1, 2024 |
| 8-K |
Current report
Other events
|
Dec 12, 2024 | Dec 12, 2024 |
| 8-K |
Current report
Other events
|
Oct 24, 2024 | Oct 24, 2024 |
| 8-K |
Current report
Results of operations
|
Oct 23, 2024 | Oct 23, 2024 |
| 8-K |
Current report
Officer or director change
|
Oct 3, 2024 | Oct 1, 2024 |
| 8-K |
Current report
Other events
|
Aug 8, 2024 | Aug 8, 2024 |
| 8-K |
Current report
Results of operations
|
Jul 29, 2024 | Jul 29, 2024 |
| 8-K |
Current report
Shareholder vote results, Other events
|
Apr 25, 2024 | Apr 25, 2024 |
| 8-K |
Current report
Results of operations
|
Apr 24, 2024 | Apr 24, 2024 |
| 8-K/A | Amended current report | Feb 28, 2024 | Jan 16, 2024 |
| 8-K |
Current report
Other events
|
Feb 22, 2024 | Feb 22, 2024 |
| 8-K |
Current report
Results of operations
|
Jan 31, 2024 | Jan 31, 2024 |
| 8-K |
Current report
Material agreement, Agreement ended, New debt
|
Jan 25, 2024 | Jan 22, 2024 |
| 8-K |
Current report
Acquisition or sale of assets, New debt
|
Jan 22, 2024 | Jan 16, 2024 |
| 8-K |
Current report
Material agreement, Other events
|
Dec 4, 2023 | Dec 1, 2023 |
| 8-K |
Current report
Other events
|
Oct 26, 2023 | Oct 26, 2023 |
| 8-K |
Current report
Officer or director change
|
Oct 26, 2023 | Oct 26, 2023 |
| 8-K |
Current report
Results of operations
|
Oct 26, 2023 | Oct 25, 2023 |
| 8-K |
Current report
Officer or director change, Other events
|
Aug 3, 2023 | Aug 3, 2023 |
| 8-K |
Current report
Results of operations
|
Jul 26, 2023 | Jul 26, 2023 |
| 8-K |
Current report
Officer or director change
|
Jun 28, 2023 | Jun 26, 2023 |
| 8-K |
Current report
Officer or director change, Shareholder vote results, Other events
|
Apr 27, 2023 | Apr 27, 2023 |
| 8-K |
Current report
Results of operations
|
Apr 26, 2023 | Apr 26, 2023 |
| 8-K |
Current report
Other events
|
Feb 23, 2023 | Feb 23, 2023 |
| 8-K |
Current report
Results of operations
|
Jan 31, 2023 | Jan 31, 2023 |
| 8-K/A |
Amended current report
Officer or director change
|
Dec 16, 2022 | Oct 27, 2022 |
| 8-K |
Current report
Officer or director change
|
Oct 31, 2022 | Oct 27, 2022 |
| 8-K |
Current report
Other events
|
Oct 27, 2022 | Oct 27, 2022 |
| 8-K |
Current report
Results of operations
|
Oct 24, 2022 | Oct 24, 2022 |
| 8-K |
Current report
Other events
|
Aug 4, 2022 | Aug 4, 2022 |
| 8-K |
Current report
Results of operations
|
Aug 2, 2022 | Aug 2, 2022 |
| 8-K |
Current report
Shareholder vote results, Other events
|
Apr 28, 2022 | Apr 28, 2022 |
| 8-K |
Current report
Results of operations
|
Apr 27, 2022 | Apr 27, 2022 |
| 8-K |
Current report
Officer or director change, Other events
|
Feb 24, 2022 | Feb 24, 2022 |
| 8-K |
Current report
Results of operations
|
Feb 2, 2022 | Feb 2, 2022 |
| 8-K |
Current report
Other events
|
Oct 28, 2021 | Oct 28, 2021 |
| 8-K |
Current report
Results of operations
|
Oct 25, 2021 | Oct 25, 2021 |
| 8-K |
Current report
Other events
|
Aug 5, 2021 | Aug 5, 2021 |
| 8-K |
Current report
Results of operations
|
Jul 28, 2021 | Jul 28, 2021 |
| 8-K |
Current report
Shareholder vote results
|
Apr 23, 2021 | Apr 22, 2021 |
| 8-K |
Current report
Other events
|
Apr 22, 2021 | Apr 22, 2021 |
| 8-K |
Current report
Results of operations
|
Apr 21, 2021 | Apr 21, 2021 |
| 8-K |
Current report
Material agreement, New debt, Other events
|
Mar 18, 2021 | Mar 18, 2021 |
| 8-K |
Current report
Other events
|
Feb 25, 2021 | Feb 25, 2021 |
| 8-K |
Current report
Results of operations
|
Feb 3, 2021 | Feb 3, 2021 |
| 8-K |
Current report
Results of operations
|
Oct 28, 2020 | Oct 28, 2020 |
| 8-K |
Current report
Other events
|
Oct 22, 2020 | Oct 22, 2020 |
| 8-K |
Current report
Other events
|
Aug 6, 2020 | Aug 6, 2020 |
| 8-K |
Current report
Results of operations
|
Jul 30, 2020 | Jul 29, 2020 |
| 8-K |
Current report
Officer or director change
|
Jul 17, 2020 | Jul 16, 2020 |
| 8-K |
Current report
Shareholder vote results
|
Apr 24, 2020 | Apr 23, 2020 |
| 8-K |
Current report
Other events
|
Apr 23, 2020 | Apr 23, 2020 |
| 8-K |
Current report
Results of operations
|
Apr 22, 2020 | Apr 22, 2020 |
| 8-K |
Current report
Material agreement, Agreement ended, New debt
|
Mar 11, 2020 | Mar 5, 2020 |
| 8-K |
Current report
Other events
|
Feb 27, 2020 | Feb 27, 2020 |
| 8-K |
Current report
Results of operations
|
Feb 3, 2020 | Feb 3, 2020 |
| 8-K |
Current report
Other events
|
Oct 24, 2019 | Oct 24, 2019 |
| 8-K |
Current report
Results of operations
|
Oct 23, 2019 | Oct 23, 2019 |
| 8-K |
Current report
Other events
|
Aug 1, 2019 | Aug 1, 2019 |
| 8-K |
Current report
Results of operations
|
Jul 31, 2019 | Jul 31, 2019 |
| 8-K |
Current report
Shareholder vote results, Other events
|
Apr 25, 2019 | Apr 25, 2019 |
| 8-K |
Current report
Results of operations
|
Apr 25, 2019 | Apr 24, 2019 |
| 8-K |
Current report
Other events
|
Feb 28, 2019 | Feb 28, 2019 |
| 8-K |
Current report
Officer or director change
|
Feb 12, 2019 | Feb 6, 2019 |
| 8-K |
Current report
Results of operations
|
Feb 6, 2019 | Feb 6, 2019 |
| 8-K |
Current report
Other events
|
Dec 13, 2018 | Dec 13, 2018 |
| 8-K |
Current report
Officer or director change
|
Nov 19, 2018 | Nov 16, 2018 |
| 8-K |
Current report
Other events
|
Oct 25, 2018 | Oct 25, 2018 |
| 8-K |
Current report
Results of operations
|
Oct 24, 2018 | Oct 24, 2018 |
| 8-K |
Current report
Other events
|
Aug 9, 2018 | Aug 9, 2018 |
| 8-K |
Current report
Results of operations
|
Aug 8, 2018 | Aug 8, 2018 |
| 8-K |
Current report
Officer or director change
|
May 17, 2018 | May 15, 2018 |
| 8-K |
Current report
Shareholder vote results, Other events
|
Apr 26, 2018 | Apr 26, 2018 |
| 8-K |
Current report
Results of operations
|
Apr 25, 2018 | Apr 25, 2018 |
| 8-K |
Current report
Officer or director change
|
Feb 26, 2018 | Feb 22, 2018 |
| 8-K |
Current report
Other events
|
Feb 22, 2018 | Feb 22, 2018 |
| 8-K |
Current report
Results of operations
|
Feb 6, 2018 | Feb 6, 2018 |
| 8-K |
Current report
Officer or director change
|
Jan 26, 2018 | Jan 23, 2018 |
| 8-K |
Current report
Other events
|
Oct 26, 2017 | Oct 26, 2017 |
| 8-K |
Current report
Results of operations
|
Oct 25, 2017 | Oct 25, 2017 |
| 8-K |
Current report
Material agreement, Agreement ended, New debt
|
Sep 26, 2017 | Sep 22, 2017 |
| 8-K |
Current report
Other events
|
Aug 3, 2017 | Aug 3, 2017 |
| 8-K |
Current report
Results of operations
|
Aug 2, 2017 | Aug 2, 2017 |
| 8-K |
Current report
Other events
|
Jul 3, 2017 | Jun 30, 2017 |
| 8-K |
Current report
Shareholder vote results, Other events
|
Apr 27, 2017 | Apr 27, 2017 |
| 8-K |
Current report
Results of operations
|
Apr 26, 2017 | Apr 26, 2017 |
| 8-K |
Current report
Other events
|
Feb 23, 2017 | Feb 23, 2017 |
| 8-K |
Current report
Officer or director change
|
Feb 8, 2017 | Feb 3, 2017 |
| 8-K |
Current report
Results of operations
|
Jan 31, 2017 | Jan 31, 2017 |
| 8-K |
Current report
Material agreement, New debt, Other events
|
Jan 5, 2017 | Jan 4, 2017 |
| 8-K |
Current report
Material agreement, Other events
|
Dec 19, 2016 | Dec 16, 2016 |
| 8-K |
Current report
Officer or director change
|
Dec 14, 2016 | Dec 12, 2016 |
| 8-K |
Current report
Results of operations, Other events
|
Oct 27, 2016 | Oct 26, 2016 |
| 8-K |
Current report
Agreement ended
|
Sep 9, 2016 | Sep 7, 2016 |
| 8-K |
Current report
Other events
|
Aug 11, 2016 | Aug 11, 2016 |
| 8-K |
Current report
Results of operations
|
Jul 27, 2016 | Jul 27, 2016 |
| 8-K |
Current report
Shareholder vote results, Other events
|
Apr 29, 2016 | Apr 28, 2016 |
| 8-K |
Current report
Results of operations
|
Apr 27, 2016 | Apr 27, 2016 |
| 8-K |
Current report
Officer or director change
|
Mar 11, 2016 | Mar 10, 2016 |
| 8-K |
Current report
Other events
|
Feb 25, 2016 | Feb 25, 2016 |
| 8-K |
Current report
Results of operations
|
Feb 1, 2016 | Feb 1, 2016 |
| 8-K |
Current report
Officer or director change
|
Jan 26, 2016 | Jan 22, 2016 |
| 8-K |
Current report
Officer or director change
|
Dec 2, 2015 | Dec 1, 2015 |
| 8-K |
Current report
Results of operations
|
Oct 26, 2015 | Oct 26, 2015 |
| 8-K |
Current report
Other events
|
Oct 21, 2015 | Oct 21, 2015 |
| 8-K |
Current report
Officer or director change, Bylaw or fiscal year change, Other events
|
Aug 6, 2015 | Aug 6, 2015 |
| 8-K |
Current report
Results of operations
|
Jul 28, 2015 | Jul 28, 2015 |
| 8-K |
Current report
Shareholder vote results
|
Apr 27, 2015 | Apr 23, 2015 |
| 8-K |
Current report
Results of operations, Other events
|
Apr 23, 2015 | Apr 22, 2015 |
| 8-K |
Current report
Bylaw or fiscal year change, Other events
|
Feb 26, 2015 | Feb 26, 2015 |
| 8-K |
Current report
Results of operations
|
Jan 29, 2015 | Jan 29, 2015 |
| 8-K |
Current report
Officer or director change
|
Jan 28, 2015 | Jan 23, 2015 |
| 8-K |
Current report
Officer or director change
|
Dec 15, 2014 | Dec 11, 2014 |
| 8-K |
Current report
Material agreement, Agreement ended, New debt, Other events
|
Nov 3, 2014 | Oct 28, 2014 |
| 8-K |
Current report
Results of operations
|
Oct 29, 2014 | Oct 29, 2014 |
| 8-K |
Current report
Officer or director change
|
Oct 27, 2014 | Oct 21, 2014 |
| 8-K |
Current report
Officer or director change, Other events
|
Oct 24, 2014 | Oct 23, 2014 |
| 8-K |
Current report
Results of operations, Other events
|
Jul 30, 2014 | Jul 29, 2014 |
| 8-K |
Current report
Results of operations, Officer or director change, Shareholder vote results, Other events
|
Apr 24, 2014 | Apr 23, 2014 |
| 8-K |
Current report
Other events
|
Feb 27, 2014 | Feb 27, 2014 |
| 8-K |
Current report
Officer or director change
|
Feb 5, 2014 | Feb 3, 2014 |
| 8-K |
Current report
Results of operations
|
Jan 30, 2014 | Jan 30, 2014 |
| 8-K |
Current report
Results of operations, Officer or director change, Other events
|
Oct 28, 2013 | Oct 24, 2013 |
| 8-K |
Current report
Results of operations
|
Jul 30, 2013 | Jul 30, 2013 |
| 8-K |
Current report
Other events
|
Jul 18, 2013 | Jul 18, 2013 |
| 8-K |
Current report
Acquisition or sale of assets
|
Jul 8, 2013 | Jul 2, 2013 |
| 8-K |
Current report
Material agreement
|
Jun 27, 2013 | Jun 21, 2013 |
| 8-K |
Current report
Results of operations, Officer or director change, Shareholder vote results, Other events
|
Apr 25, 2013 | Apr 24, 2013 |
| 8-K |
Current report
Officer or director change
|
Apr 9, 2013 | Mar 28, 2013 |
| 8-K |
Current report
Regulation FD disclosure
|
Mar 22, 2013 | Mar 22, 2013 |
| 8-K |
Current report
Other events
|
Mar 8, 2013 | Mar 8, 2013 |
| 8-K |
Current report
Other events
|
Feb 28, 2013 | Feb 28, 2013 |
| 8-K |
Current report
Officer or director change
|
Jan 29, 2013 | Jan 25, 2013 |
| 8-K |
Current report
Results of operations
|
Jan 28, 2013 | Jan 28, 2013 |
| 8-K |
Current report
Material agreement, New debt
|
Dec 21, 2012 | Dec 20, 2012 |
| 8-K |
Current report
Officer or director change
|
Dec 18, 2012 | Dec 12, 2012 |
| 8-K |
Current report
Regulation FD disclosure
|
Dec 14, 2012 | Dec 13, 2012 |
| 8-K |
Current report
Other events
|
Dec 13, 2012 | Dec 13, 2012 |
| 8-K |
Current report
Results of operations, Other events
|
Oct 26, 2012 | Oct 25, 2012 |
| 8-K |
Current report
Officer or director change
|
Aug 21, 2012 | Aug 15, 2012 |
| 8-K |
Current report
Results of operations
|
Jul 30, 2012 | Jul 30, 2012 |
| 8-K |
Current report
Officer or director change, Other events
|
Jul 19, 2012 | Jul 17, 2012 |
| 8-K |
Current report
Bylaw or fiscal year change, Shareholder vote results
|
Apr 30, 2012 | Apr 26, 2012 |
| 8-K |
Current report
Results of operations, Other events
|
Apr 26, 2012 | Apr 25, 2012 |
| 8-K |
Current report
Other events
|
Apr 17, 2012 | Apr 16, 2012 |
| 8-K |
Current report
Material agreement, Agreement ended, New debt, Regulation FD disclosure, Other events
|
Mar 16, 2012 | Mar 14, 2012 |
| 8-K |
Current report
Other events
|
Feb 24, 2012 | Feb 23, 2012 |
| 8-K |
Current report
Results of operations
|
Feb 1, 2012 | Feb 1, 2012 |
| 8-K |
Current report
Officer or director change
|
Jan 19, 2012 | Jan 17, 2012 |
| 8-K |
Current report
Results of operations
|
Nov 1, 2011 | Nov 1, 2011 |
| 8-K/A |
Amended current report
Other events
|
Oct 28, 2011 | Oct 27, 2011 |
| 8-K |
Current report
Other events
|
Oct 27, 2011 | Oct 27, 2011 |
| 8-K |
Current report
Other events
|
Sep 14, 2011 | Sep 13, 2011 |
| 8-K |
Current report
Results of operations
|
Aug 3, 2011 | Aug 3, 2011 |
| 8-K |
Current report
Other events
|
Jul 18, 2011 | Jul 18, 2011 |
| 8-K |
Current report
Shareholder vote results
|
Apr 27, 2011 | Apr 21, 2011 |
| 8-K |
Current report
Results of operations, Other events
|
Apr 20, 2011 | Apr 20, 2011 |
| 8-K |
Current report
Other events
|
Feb 17, 2011 | Feb 17, 2011 |
| 8-K |
Current report
Officer or director change
|
Feb 9, 2011 | Feb 8, 2011 |
| 8-K |
Current report
Results of operations
|
Feb 3, 2011 | Feb 3, 2011 |
| 8-K |
Current report
Material agreement, Change to shareholder rights
|
Jan 19, 2011 | Jan 18, 2011 |
| 8-K |
Current report
Other events
|
Jan 4, 2011 | Jan 4, 2011 |
| 8-K |
Current report
Material agreement, Agreement ended, New debt
|
Nov 18, 2010 | Nov 12, 2010 |
| 8-K |
Current report
Results of operations
|
Oct 28, 2010 | Oct 28, 2010 |
| 8-K |
Current report
Officer or director change, Other events
|
Oct 22, 2010 | Oct 18, 2010 |
| 8-K |
Current report
Results of operations
|
Aug 3, 2010 | Aug 3, 2010 |
| 8-K |
Current report
Other events
|
Jul 21, 2010 | Jul 21, 2010 |
| 8-K |
Current report
Shareholder vote results
|
Apr 27, 2010 | Apr 22, 2010 |
| 8-K |
Current report
Results of operations, Other events
|
Apr 22, 2010 | Apr 21, 2010 |
| 8-K |
Current report
Other events
|
Feb 18, 2010 | Feb 18, 2010 |
| 8-K |
Current report
Material agreement, New debt
|
Feb 4, 2010 | Jan 28, 2010 |
| 8-K |
Current report
Results of operations, Officer or director change, Regulation FD disclosure
|
Jan 29, 2010 | Jan 28, 2010 |
| 8-K |
Current report
Material agreement
|
Dec 30, 2009 | Dec 30, 2009 |
| 8-K |
Current report
Officer or director change
|
Dec 10, 2009 | Dec 10, 2009 |
| 8-K |
Current report
Material agreement
|
Dec 9, 2009 | Dec 7, 2009 |
| 8-K |
Current report
Results of operations, Other events
|
Oct 22, 2009 | Oct 22, 2009 |
| 8-K |
Current report
Other events
|
Jul 30, 2009 | Jul 30, 2009 |
| 8-K |
Current report
Results of operations
|
Jul 28, 2009 | Jul 28, 2009 |
| 8-K |
Current report
Material agreement
|
Jun 30, 2009 | Jun 25, 2009 |
| 8-K |
Current report
Material agreement, Results of operations, Other events
|
Apr 23, 2009 | Apr 20, 2009 |
Showing 200 filings, the most recent 200. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Industrial Organic Chemicals (SIC 2860)
- Listed as
- NEU (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- VA
- Headquarters
- Richmond, VA
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1282637
Other Industrial Organic Chemicals companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.