NewMarket Corporation
NewMarket Corporation (NEU) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · NEU · as of Sep 30, 2025
Ownership Breakdown
414
Institutional Holders
▲ 43 vs Q2
$5.09B
Total Inst. Value
▲ $909.95M vs Q2
9.20M
Shares Outstanding
freeFloat 80.78%
6.15M
13F Shares Held
▲ 79,898 vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
NEU largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
BANK OF AMERICA CORP /DE/ industrial organic chemicals | 997.1K | 10.61% | 10.61% | $825.82B | Feb 3, 2026 | ▼ 18.7K |
VANGUARD GROUP INC industrial organic chemicals | 813.0K | 8.65% | 8.65% | $673.32B | Nov 7, 2025 | ▼ 6.4K |
BLACKROCK, INC. industrial organic chemicals | 662.1K | 7.05% | 7.05% | $548.32B | Nov 12, 2025 | ▲ 8.5K |
LONDON CO OF VIRGINIA industrial organic chemicals | 529.3K | 5.63% | 5.63% | $438.41B | Nov 14, 2025 | ▼ 24.1K |
LSV ASSET MANAGEMENT industrial organic chemicals | 268.4K | 2.86% | 2.86% | $222.32B | Nov 6, 2025 | ▲ 6.3K |
STATE STREET CORP industrial organic chemicals | 235.7K | 2.51% | 2.51% | $195.86B | Nov 14, 2025 | ▼ 3.3K |
DIMENSIONAL FUND ADVISORS LP industrial organic chemicals | 179.7K | 1.91% | 1.91% | $148.82B | Nov 12, 2025 | ▲ 2.0K |
GEODE CAPITAL MANAGEMENT, LLC industrial organic chemicals | 166.7K | 1.77% | 1.77% | $138.06B | Nov 12, 2025 | ▲ 10.1K |
AQR CAPITAL MANAGEMENT LLC industrial organic chemicals | 137.9K | 1.47% | 1.47% | $114.25B | Nov 14, 2025 | ▲ 91.5K |
AMERICAN CENTURY COMPANIES INC industrial organic chemicals | 128.9K | 1.37% | 1.37% | $106.78B | Nov 12, 2025 | ▲ 15.2K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
35
Increased
+468.4K shares1
New Positions
first time holders13
Decreased
−233.2K shares0
Sold Out
fully exitedNet shares change (top 50)
+235.3K
+468.4K / −233.2K
Net new holders
+23
1 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
NEU insider trading · insider activity
Source: SEC Form 4
Insiders have been net buyers of shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
19
Buy transactions
7
Sell transactions
2.71
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Xu Ting director | Feb 24, 2026 | Purchase | 400 | $619.21 | $247.7K | 929 | Form 4 ↗ |
FITZGERALD TIMOTHY K Vice President & CFO | Feb 19, 2026 | Tax Withhold | 34 | $607.04 | $20.6K | 622 | Form 4 ↗ |
GOTTWALD THOMAS E Chairman, President & CEO | Feb 18, 2026 | Gift | 60 | — | — | 119.5K | Form 4 ↗ |
GOTTWALD THOMAS E Chairman, President & CEO | Feb 18, 2026 | Gift | 1,320 | — | — | 118.1K | Form 4 ↗ |
GOTTWALD THOMAS E Chairman, President & CEO | Feb 18, 2026 | Gift | 60 | — | — | 5.1K | Form 4 ↗ |
GOTTWALD THOMAS E Chairman, President & CEO | Feb 18, 2026 | Gift | 120 | — | — | 2.4K | Form 4 ↗ |
GOTTWALD THOMAS E Chairman, President & CEO | Feb 18, 2026 | Gift | 120 | — | — | 2.0K | Form 4 ↗ |
GOTTWALD THOMAS E Chairman, President & CEO | Feb 18, 2026 | Gift | 150 | — | — | 1.8K | Form 4 ↗ |
GOTTWALD THOMAS E Chairman, President & CEO | Feb 18, 2026 | Gift | 120 | — | — | 1.7K | Form 4 ↗ |
GOTTWALD THOMAS E Chairman, President & CEO | Feb 18, 2026 | Gift | 150 | — | — | 1.4K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
NewMarket Corporation (NEU) is primarily owned by institutional investors, who hold approximately 66.8% of total shares outstanding. Company insiders own approximately 19.22%, while retail and public investors account for the remaining 13.95%.
The largest institutional shareholder of NewMarket Corporation is BANK OF AMERICA CORP /DE/, holding approximately 997,112 shares — equal to 10.61% of outstanding shares — as of September 30, 2025.
A total of 414 institutional investors currently hold NEU stock, with a combined institutional value of approximately $5.09 billion as of the most recent 13F filing period.
Frequently asked questions
NEU ownershipNewMarket Corporation (NEU) is primarily owned by institutional investors, who hold approximately 66.8% of shares. The largest shareholder is BANK OF AMERICA CORP /DE/ with a 10.61% stake. Company insiders hold 19.22%. Data sourced from SEC Form 13F as of September 30, 2025.