Who owns NEWMARKET CORP?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of NEU from SEC Form 13F filings across 422 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 422 institutions disclosed 6.0M shares of NEWMARKET CORP worth $4.75B — about 65.6% of shares outstanding; the largest disclosed holder is BlackRock, Inc.. Source: SEC Form 13F filings, parsed by EvidInvest.
422
13F holders
$4.75B
value, 2026 filers
65.6%
of shares outstanding (6.0M sh)
96
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of NEU's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 703,123 | $556.3M | 0.0% | 7.7% | -1.9% |
| 2 | LONDON CO OF VIRGINIA | 488,482 | $386.5M | 2.2% | 5.3% | +6.0% |
| 3 | VANGUARD PORTFOLIO MANAGEMENT LLC | 416,063 | $329.2M | 0.0% | 4.5% | -7.6% |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 348,834 | $276.0M | 0.0% | 3.8% | -1.5% |
| 5 | Boston Partners | 323,902 | $256.0M | 0.2% | 3.5% | +29.0% |
| 6 | AQR CAPITAL MANAGEMENT LLC | 270,011 | $213.6M | 0.1% | 2.9% | +128.2% |
| 7 | LSV ASSET MANAGEMENT | 237,762 | $188.1M | 0.3% | 2.6% | -10.7% |
| 8 | STATE STREET CORP | 234,065 | $185.9M | 0.0% | 2.6% | +0.2% |
| 9 | AMERICAN CENTURY COMPANIES INC | 209,436 | $165.7M | 0.1% | 2.3% | +24.2% |
| 10 | DIMENSIONAL FUND ADVISORS LP | 205,661 | $162.7M | 0.0% | 2.2% | +5.7% |
| 11 | GEODE CAPITAL MANAGEMENT, LLC | 190,942 | $151.1M | 0.0% | 2.1% | +3.4% |
| 12 | Gotham Asset Management, LLC | 130,865 | $103.5M | 0.2% | 1.4% | +247.3% |
| 13 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 102,184 | $80.9M | 0.0% | 1.1% | -0.6% |
| 14 | MORGAN STANLEY | 98,334 | $77.8M | 0.0% | 1.1% | +5.2% |
| 15 | Caisse de depot et placement du Quebec | 91,650 | $72.5M | 0.1% | 1% | -31.6% |
| 16 | PRICE T ROWE ASSOCIATES INC /MD/ | 85,978 | $68.0M | 0.0% | 0.9% | +22.3% |
| 17 | NORTHERN TRUST CORP | 82,458 | $65.2M | 0.0% | 0.9% | +0.4% |
| 18 | NORGES BANKNEW | 82,266 | $65.1M | 0.0% | 0.9% | new |
| 19 | GOLDMAN SACHS GROUP INC | 73,501 | $58.2M | 0.0% | 0.8% | +39.5% |
| 20 | Invesco Ltd. | 73,081 | $57.8M | 0.0% | 0.8% | -2.2% |
| 21 | Bank of New York Mellon Corp | 71,085 | $56.2M | 0.0% | 0.8% | -6.8% |
| 22 | BANK OF AMERICA CORP /DE/ | 60,849 | $48.1M | 0.0% | 0.7% | +21.9% |
| 23 | UBS Group AG | 59,120 | $46.8M | 0.0% | 0.6% | -40.2% |
| 24 | JPMORGAN CHASE & CO | 55,231 | $43.9M | 0.0% | 0.6% | -1.4% |
| 25 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 54,629 | $43.2M | 0.0% | 0.6% | 0.0% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.