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sellWeak10b5-1 plan

Bruce R Hazelgrove III sold $200k of NEU

EVP & CAO at NEWMARKET CORP. 311 shares at an average of $642.43, traded May 12, 2025, filed May 14, 2025.

Warning score
17
Value
$200k
311 shares
Holdings after
358
-46% from before
From 52-week low
-
no price yet
From 52-week high
-
no price yet

Score components

  • Role
    Officer
    +15
  • Trade size
    $200k at market
    +12
  • Share of holdings sold
    Sold 46% of holdings
    +10
  • Cluster
    No other insider selling within 14 days
    0
  • 10b5-1 plan
    Pre-scheduled under a 10b5-1 plan
    -20

What happened after comparable sells

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

This signal so far: 1m +2.4%, 3m +22.5%, 6m +25.1%.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

NEUOct 12, 2026 · close 896.36
Since filing May 14, 2025: +44.8%SPY +34.6% · excess +10.2%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0000950170-25-071534, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
May 12, 2025SOpen-market sale
Common Stock10b5-1
-311$642.43$200k358May 14, 2025

Related signals

Other insiders at NEWMARKET CORP and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
42Moderate
NEUbuy
NEWMARKET CORP
Ting Xu
director
$248k
400 shares
+76%
36Weak
NEUsell
NEWMARKET CORP
Thomas E Gottwald
Chairman, President & CEO
$137k
216 shares
-0%
50Moderate
NEUsell
NEWMARKET CORP
Thomas E Gottwald
Chairman, President & CEO
$1.9M
3,000 shares
-2%
50Moderate
NEUsell
NEWMARKET CORP
Thomas E Gottwald
Chairman, President & CEO
$3.2M
4,884 shares
-3%

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Bruce R Hazelgrove III sold $200k of NEU | InsiderTell