NewMarket
Makes petroleum-performance additives and expands into specialty materials for space-launch and defense applications.
$910.20
After-hours close−3.22 (−0.35%)
At close$913.42(−1.09%)
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Breakdown13F · Form 4
Institutions 143.75%Insiders 1.47%
A 13F quarter can total more than the shares outstanding — sub-advisers file the same block twice, and a filer's own share count can be a quarter stale. No split is drawn from it.
Shares outstanding 9.20M · Float 7.61M · 82.8% free float
Institutions13F, as of Jun 30, 2026
431 holders · 13.22M shares · 91 new positions · 224 increased · 136 reduced · 52 closed
| Holder | Shares | % outstanding | Chg q/q | Filed |
|---|---|---|---|---|
| BlackRock, Inc. | 703.1K | 7.65% | −13.6K | Aug 7, 2026 |
| London Co of Virginia | 488.5K | 5.31% | +27.5K | Aug 14, 2026 |
| Vanguard Portfolio Management LLC | 416.1K | 4.52% | −34.4K | Aug 13, 2026 |
| Vanguard Capital Management LLC | 348.8K | 3.79% | −5.5K | Aug 13, 2026 |
| Boston Partners | 323.9K | 3.52% | +72.8K | Aug 4, 2026 |
| AQR Capital Management LLC | 270.0K | 2.94% | +151.7K | Aug 14, 2026 |
| LSV Asset Management | 237.8K | 2.59% | −28.6K | Aug 6, 2026 |
| State Street Corp | 234.1K | 2.55% | +422 | Aug 7, 2026 |
Beneficial owners13D/G · 5% or more, as filed
| Holder | % of class | Shares | Form | Filed |
|---|---|---|---|---|
| Bruce C. Gottwald | 10.10% | 948.7K | 13D | Jan 7, 2026 ↗ |
| The London Company | 5.87% | 553.5K | 13G | Aug 14, 2025 ↗ |
InsidersForm 4
| Insider | Role | Shares | % outstanding | Filed |
|---|---|---|---|---|
| Gottwald Bruce C | 10 percent owner | 361.8K | 3.93% | Feb 20, 2026 |
| Thomas E. Gottwald | director, officer: Chairman, President & CEO | 117.6K | 1.28% | Jun 29, 2026 |
| Mark M. Gambill | director | 4.1K | 0.05% | Jul 1, 2026 |
| James E. Rogers | director | 3.9K | 0.04% | Jul 1, 2026 |
| Brian D. Paliotti | officer: President Afton Chemical Corp | 3.2K | 0.04% | Feb 9, 2026 |
| H. Hiter III Harris | director | 2.2K | 0.02% | Jul 1, 2026 |
| Ting Xu | director | 1.1K | 0.01% | Jul 1, 2026 |
| Timothy K. Fitzgerald | officer: Vice President & CFO | 942 | 0.01% | Feb 20, 2026 |
| Bruce R. III Hazelgrove | officer: EVP & CAO | 680 | 0.01% | Feb 9, 2026 |
| Lowell Simmons Ukrop | director | 494 | 0.01% | Jul 1, 2026 |
1 ten-percent owner holds 361.8K shares by Form 4, outside the officers-and-directors figure above · 19 people have not refiled in the last 18 months (76.5K shares), so they are not in the figure above
Latest trades
| Date | Insider | Type | Shares | Avg price | Owned after |
|---|---|---|---|---|---|
| Feb 24, 2026 | Ting Xudirector | Purchase | 400 | $619.21 | 929 |
CongressHouse and Senate disclosures
Not reported.