Institutional Ownership
Newmarket Corp
CUSIP 651587107COMNEUQ1 2026
Shares Short
671.5K
As of Jul 15, 2026
Days to Cover
6.46
Short shares ÷ avg daily volume
Change vs Prior
+4.6%
vs previous settlement
Avg Daily Volume
103.9K
FINRA reported ADV
Short Interest History
17 settlements on record · FINRA consolidated
Higher short interest is bearish: increases show red, decreases green.
| Settlement | Shares Short | Prior | Change | Avg Daily Vol | Days to Cover |
|---|---|---|---|---|---|
| Jul 15, 2026 | 671.5K | 641.8K | +4.6% | 103.9K | 6.46 |
| Jun 30, 2026 | 641.8K | 729.4K | -12.0% | 119.2K | 5.38 |
| Jun 15, 2026 | 729.4K | 721.3K | +1.1% | 102.4K | 7.12 |
| May 29, 2026 | 721.3K | 689.5K | +4.6% | 110.7K | 6.52 |
| May 15, 2026 | 689.5K | 570.3K | +20.9% | 83.0K | 8.31 |
| Apr 30, 2026 | 570.3K | 517.1K | +10.3% | 131.8K | 4.33 |
| Apr 15, 2026 | 517.1K | 537.8K | -3.9% | 115.4K | 4.48 |
| Mar 31, 2026 | 537.8K | 617.2K | -12.9% | 140.1K | 3.84 |
| Mar 13, 2026 | 617.2K | 468.9K | +31.6% | 170.0K | 3.63 |
| Feb 27, 2026 | 468.9K | 429.0K | +9.3% | 153.9K | 3.05 |
| Feb 13, 2026 | 429.0K | 368.4K | +16.4% | 168.9K | 2.54 |
| Jan 30, 2026 | 368.4K | 307.2K | +19.9% | 140.3K | 2.63 |