NEU
Newmarket CorpCompany with tickers: NEU
CIK
1282637
CUSIP
651587107
Shares Outstanding
9,198,019
Price History
Institutional Holders
Short Volume
Short Interest
Fails to Deliver
Financials
SEC Filings
Earnings Calls
Insider Trades
Congressional Trades
Holders: 3
Total Value: $3,306,660
Total Shares: 5,159
Institutional Ownership Trend
Holder Concentration
Across 3 13F filers · Δ vs Dec 31, 2025Top Holder
93.2%
+75.3 pts
Top 5
100.0%
+51.6 pts
Top 10
100.0%
+38.2 pts
HHI
8,724
Highly concentrated
+8,065
Quarterly Activity
vs Dec 31, 2025
New
2
Increased
0
Decreased
1
Sold Out
409
Unchanged
0
Holder count:
-407
Institutional value:
-99.9%
Shares held:
-99.9%
Top Buyers
vs Dec 31, 2025No qualifying movers this quarter.
Top Sellers
vs Dec 31, 2025| Institution | Sold | Now Holds |
|---|---|---|
| Small Essential Partners LLC | −61 | 31 |
Top New Positions
vs Dec 31, 2025| Institution | Acquired | Value (USD) |
|---|---|---|
| Small Union Heritage Capital, LLC | 4,808 | $3,081,687 |
| Small J. Derek Lewis & Associates Inc. | 320 | $205,104 |
Top Sold-Out Positions
vs Dec 31, 2025| Institution | Previously Held | Last Value (USD) |
|---|---|---|
| Mega BANK OF AMERICA CORP /DE/ | 968,892 | $665,880,712 |
| Mega BlackRock, Inc. | 660,091 | $453,654,131 |
| Large LONDON CO OF VIRGINIA | 492,820 | $338,695,473 |
| Large LSV ASSET MANAGEMENT | 267,836 | $184,072,969 |
| Mega STATE STREET CORP | 230,958 | $158,728,195 |
| Holder | Value (USD) | % of 13F | Shares | Type | Discretion | Filed | Action | |
|---|---|---|---|---|---|---|---|---|
| Small Union Heritage Capital, LLC | $3,081,687 | 93.20% | 4,808 | Shares | Sole | 2026-05-20 | View | |
| Small J. Derek Lewis & Associates Inc. | $205,104 | 6.20% | 320 | Shares | Sole | 2026-05-21 | View | |
| Small Essential Partners LLC | $19,869 | 0.60% | 31 | Shares | Sole | 2026-05-21 | View | |
| No holders match your search. | ||||||||