Historical Stock Price
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Video: Compound Annual Growth Rate (CAGR) Definition
Date Open High Low Close Volume
06/01/2026 $773.18 $798.57 $769.41 $797.47 143.50K
06/02/2026 $797.00 $805.83 $781.10 $784.23 121.00K
06/03/2026 $780.33 $793.25 $769.17 $781.48 113.40K
06/04/2026 $777.40 $799.06 $775.72 $794.60 101.10K
06/05/2026 $797.05 $804.39 $780.94 $790.13 102.90K
NewMarket Corporation is a holding company operating through its subsidiaries Afton Chemical Corporation (Afton), Ethyl Corporation (Ethyl) and American Pacific Corporation (AMPAC). Afton and Ethyl develop, manufacture, blend and deliver chemical additives, while AMPAC produces chemicals for solid rocket motors used in aerospace and defense. The Petroleum Additives segment combines various chemicals into additive packages for specific functions. Ethyl also provides contracted manufacturing services to Afton and third parties and markets antiknock compounds in North America. Additionally, Co. offers administrative services and manages real estate.
NEU historical stock prices picture
NewMarket (NEU) has the following price history information. Looking back at NEU historical stock prices for the last five trading days, on June 01, 2026, NEU opened at $773.18, traded as high as $798.57 and as low as $769.41, and closed at $797.47. Trading volume was a total of 143.50K shares. On June 02, 2026, NEU opened at $797.00, traded as high as $805.83 and as low as $781.10, and closed at $784.23. Trading volume was a total of 121.00K shares. On June 03, 2026, NEU opened at $780.33, traded as high as $793.25 and as low as $769.17, and closed at $781.48. Trading volume was a total of 113.40K shares. On June 04, 2026, NEU opened at $777.40, traded as high as $799.06 and as low as $775.72, and closed at $794.60. Trading volume was a total of 101.10K shares. On June 05, 2026, NEU opened at $797.05, traded as high as $804.39 and as low as $780.94, and closed at $790.13. Trading volume was a total of 102.90K shares.

NEU Historical Stock Prices By Date:

NEU historical cagr picture

Below, we examine the compound annual growth rate — CAGR for short — of an investment into NewMarket shares, starting with a $10,000 purchase of NEU, and working forward through the historical stock price information to today.

Growth of $10,000.00
With Dividends Reinvested

Start date: 06/08/2016
End date: 06/05/2026
Start price/share: $411.15
End price/share: $790.13
Starting shares: 24.32
Ending shares: 29.50
Dividends reinvested/share: $83.20
Total return: 133.08%
Average Annual Total Return: 8.83%
Starting investment: $10,000.00
Ending investment: $23,301.59
Years: 10.00
 
Growth of $10,000.00
Without Dividends Reinvested

Start date: 06/08/2016
End date: 06/05/2026
Start price/share: $411.15
End price/share: $790.13
Dividends collected/share: $83.20
Total return: 112.41%
Average Annual Total Return: 7.83%
Starting investment: $10,000.00
Ending investment: $21,247.43
Years: 10.00
Date Close
06/01/2026$797.47
06/02/2026$784.23
06/03/2026$781.48
06/04/2026$794.60
06/05/2026$790.13
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Also explore: NEU shares outstanding history

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