Newmarket Corp
NEU- Exchange
- NYSE
- Industry
- Industrial Organic Chemicals
- SEC CIK
- 0001282637
No open-market purchases or sales by Newmarket Corp insiders were filed in the last 90 days; 424 institutions reported holding it in 13F filings for Q2 2026, worth $4.75B in total; no superinvestor holds it.
Holders of 5% or more of NEU
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Newmarket Corp, largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Gottwald Bruce C | 13D/A | 10.10%948.7K shares | – | Jan 7, 20261 filing | Jan 7, 2026 | SEC |
| London Co of Virginia | 13G/A | 5.87%553.5K shares | – | Aug 14, 20251 filing | Aug 14, 2025 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
5 Schedule 13D and 13G filings on Newmarket Corp, newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| May 14, 20262:46 PM ET | Bank of America Corp | 13G/A | 0.20%21.4K shares | –Below 5% | Mar 31, 2026 | SEC |
| Mar 27, 202611:05 AM ET | Vanguard Group Inc | 13G/A | 0.00%0 shares | −8.68 ppfrom 8.68%Below 5% | Mar 13, 2026 | SEC |
| Jan 7, 20265:50 PM ET | Gottwald Bruce C | 13D/A | 10.10%948.7K shares | – | Dec 9, 2025 | SEC |
| Aug 14, 20259:00 AM ET | London Co of Virginia | 13G/A | 5.87%553.5K shares | – | Jun 30, 2025 | SEC |
| Jul 29, 20252:14 PM ET | Vanguard Group Inc | 13G/A | 8.68%819.4K shares | – | Jun 30, 2025 | SEC |
| Feb 14, 2023 | London Co of Virginia | 13G/AOld format | – | – | – | SEC |
| Feb 14, 2023 | Bank of America Corp | 13G/AOld format | – | – | – | SEC |
| Feb 13, 2023 | Floyd D. Gottwald, Jr. Living Trust | 13G/AOld format | – | – | – | SEC |
| Feb 9, 2023 | Vanguard Group Inc | 13G/AOld format | – | – | – | SEC |
| May 23, 2022 | Floyd D. Gottwald, Jr. Living Trust | 13GOld format | – | New | – | SEC |
| Feb 14, 2022 | London Co of Virginia | 13G/AOld format | – | – | – | SEC |
| Feb 14, 2022 | Gottwald Floyd D Jr | 13G/AOld format | – | – | – | SEC |
| Feb 10, 2022 | Vanguard Group Inc | 13G/AOld format | – | – | – | SEC |
| Feb 2, 20227:11 PM ET | BlackRock Inc. | 13G/AOld format | – | – | – | SEC |
| Jan 31, 2022 | Bank of America Corp | 13G/AOld format | – | – | – | SEC |
| Oct 29, 2021 | Gottwald Bruce C | 13D/AOld format | – | – | – | SEC |
| Feb 16, 2021 | London Co of Virginia | 13G/AOld format | – | – | – | SEC |
| Feb 12, 2021 | Gottwald Floyd D Jr | 13G/AOld format | – | – | – | SEC |
| Feb 10, 2021 | Vanguard Group Inc | 13G/AOld format | – | – | – | SEC |
| Feb 8, 2021 | Bank of America Corp | 13G/AOld format | – | – | – | SEC |
| Jan 29, 20215:22 PM ET | BlackRock Inc. | 13G/AOld format | – | – | – | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Newmarket Corp shares.
No Form 144 notices for Newmarket Corp are on file.