NewMarket Corporation (NEU) shares rose 0.3% to $891.87 as of September 19, 2026, a slight gain from the prior close of $889.19. BestStocks flagged the session as a major change for NEU. The move is tied to price move down. Below, we break down what changed for NEU, why it matters for investors, how the stock reacted, and the catalysts on the calendar.
What happened
NEU climbed 0.3% to $891.87
NEU rose 0.3% in its latest session, moving from $889.19 to $891.87.
Material / EarningsWeak confidence
Rel. volume
1.7×
Above Avg
Vs peers
—
No comparable peers
Market cap
$8.2B
New York Stock Exchange
Earnings in
47d
2026-11-05 (est.)
Price chart
Not enough price data.
E earnings
F filing
A analyst
V/N other
click a marker to highlight
Change events — click to jump to details
What it means for NewMarket Corporation investors
For NewMarket Corporation investors, the recent signals are mixed, leaving the near-term picture neutral / mixed. On the constructive side: Material positive event; Positive 0.3% session move. Weighing against that: New SEC filing — review for material disclosures; New SEC filing — review for material disclosures. BestStocks rates the overall signal quality weak (34/100). With earnings roughly 47 days out, the next report is the most likely near-term test of the move.
NEU price reaction
NEU last traded at $891.87, up $2.68 (+0.30%) from the previous close of $889.19. The session traded on 1.7× average volume (above avg), so the move carried above-average conviction.
The bull and bear case for NEU stock
Weighing the constructive signals against the risks, here is how the bull and bear case for NewMarket Corporation (NEU) lines up on the latest data.
▲ The bullish case
+Material positive event.
+Positive 0.3% session move.
+Positive price momentum.
+NewMarket Corporation (NEU) moved +2.74% from $733.67 to $753.80 on 2026-07-15.
▼ The bearish case
−NewMarket Corporation (NEU) moved -3.11% from $757.23 to $733.67 on 2026-07-14.
Bull vs bear balanceNeutral / Mixed
BearishNeutralBullish
Weighing both sides, BestStocks' composite read of recent signals is roughly balanced, as the bull-versus-bear meter above shows. This is an educational summary of the bull and bear case, not investment advice.
Analyst expectations
Buckingham maintained Underperform · 2019-04-01
SEC filings watch
No recent filings
Peer context
NEU+0.3%
Previous notable changes for NEU
Material / Earnings2026-09-09
NewMarket Corporation (NEU) moved -0.15% from $863.78 to $862.47 on 2026-09-09. We checked news, earnings announcements, analyst updates, and corporate actions — no company-specific catalyst was found. The move accompanied a new 30-day low at $862.47 on volume near its 5-day average.
Material / Earnings2026-09-08
NewMarket Corporation (NEU) moved -2.51% from $890.00 to $867.70 on 2026-09-08. We checked news, earnings announcements, analyst updates, SEC filings, and corporate actions — no company-specific catalyst was found. The decline coincided with NEU reaching a new 30-day low, with volume near its 5-day average.
Material / Earnings2026-09-04
NewMarket Corporation (NEU) moved -1.14% from $895.20 to $885.00 on 2026-09-04. We checked news, earnings, analyst updates, filings, and corporate actions — no company-specific catalyst was found. The move appears to be technical, with NEU reaching a new 30-day low on volume near its 5-day average.
Material / Earnings2026-08-31
NewMarket Corporation (NEU) moved −3.32% from $928.54 to $897.70 on August 31, 2026. We checked news, earnings announcements, analyst updates, SEC filings, and corporate actions — no company-specific catalyst was found. Volume was 1.6× the 5-day average, suggesting modest institutional participation in the decline.
Material / Earnings2026-08-19
NewMarket Corporation (NEU) moved -2.91% from $958.70 to $930.82 on 2026-08-19. We checked news, earnings announcements, analyst updates, SEC filings, and corporate actions — no company-specific catalyst was found. Volume remained near its 5-day average, suggesting the decline occurred on typical trading activity.
Material / Earnings2026-08-14
NewMarket Corporation (NEU) moved +1.41% from $948.54 to $961.92 on 2026-08-14, reaching a new 30-day high. We checked news, earnings announcements, analyst updates, SEC filings, and corporate actions — no company-specific catalyst was found.
Material / Earnings2026-08-13
NewMarket Corporation (NEU) moved +0.20% from $945.79 to $947.71 on 2026-08-13. We checked news, earnings announcements, analyst updates, SEC filings, and corporate actions — no company-specific catalyst was found. The move appears technical: NEU reached a new 30-day high while volume remained near its 5-day average.
Material / Earnings2026-08-12
NewMarket Corporation (NEU) moved +1.85% from $917.48 to $934.41 on 2026-08-12, reaching a new 30-day high. We checked news, earnings announcements, analyst updates, SEC filings, and corporate actions — no company-specific catalyst was found.
Upcoming catalysts & outlook
Next earnings
2026-11-05 (est.)
in 47 days
Thesis shift
Neutral / Mixed
bullish signal
Risk level
Low
from change events
Frequently asked questions about NEU
Why did NewMarket Corporation (NEU) stock move?
NEU rose 0.3% to $891.87. No single company-specific catalyst was confirmed during the move window, and it looks technical.
How much did NEU stock rise?
NEU gained 0.30% ($2.68) versus the prior close of $889.19, last trading at $891.87 on 1.7× average volume.
When is NewMarket Corporation's next earnings date?
NEU's next earnings report is estimated for 2026-11-05 — about 47 days away.
How BestStocks tracks NEU
This page is generated automatically by BestStocks' change-detection system after price move down was detected and verified against independent data sources. It draws on 20 tracked change events for NEU, cross-checked against the data sources listed below. Price, volume, and market-capitalization figures are the live intraday quote as of September 19, 2026 and refresh as new information is detected; for companies with multiple share classes, market-cap figures can differ by data source. Analyst price targets and ratings are FMP consensus. This is an educational summary of what changed and why — not personalized investment advice.
