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Video: Compound Annual Growth Rate (CAGR) Definition
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 |
| Date |
Open |
High |
Low |
Close |
Volume |
| 11/03/2025 |
$766.36 |
$786.60 |
$746.68 |
$767.59 |
107.90K | | 11/04/2025 |
$767.62 |
$771.72 |
$756.20 |
$771.37 |
91.70K | | 11/05/2025 |
$774.81 |
$788.67 |
$772.47 |
$784.41 |
71.50K | | 11/06/2025 |
$788.77 |
$790.97 |
$763.03 |
$763.74 |
43.10K | | 11/07/2025 |
$765.76 |
$778.71 |
$755.52 |
$777.35 |
71.50K |
 |
| 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. | |
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NewMarket (NEU) has the following price history information. Looking back at NEU historical stock prices for the last five trading days, on November 03, 2025, NEU opened at $766.36, traded as high as $786.60 and as low as $746.68, and closed at $767.59. Trading volume was a total of 107.90K shares. On November 04, 2025, NEU opened at $767.62, traded as high as $771.72 and as low as $756.20, and closed at $771.37. Trading volume was a total of 91.70K shares. On November 05, 2025, NEU opened at $774.81, traded as high as $788.67 and as low as $772.47, and closed at $784.41. Trading volume was a total of 71.50K shares. On November 06, 2025, NEU opened at $788.77, traded as high as $790.97 and as low as $763.03, and closed at $763.74. Trading volume was a total of 43.10K shares. On November 07, 2025, NEU opened at $765.76, traded as high as $778.71 and as low as $755.52, and closed at $777.35. Trading volume was a total of 71.50K shares.
NEU Historical Stock Prices By Date:

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: |
11/10/2015 |
|
| End date: |
11/07/2025 |
|
| Start price/share: |
$396.50 |
|
| End price/share: |
$777.35 |
|
| Starting shares: |
25.22 |
|
| Ending shares: |
30.57 |
|
| Dividends reinvested/share: |
$80.40 |
|
| Total return: |
137.63% |
|
| Average Annual Total Return: |
9.04% |
|
| Starting investment: |
$10,000.00 |
|
| Ending investment: |
$23,760.66 |
|
| Years: |
10.00 |
|
| |
Growth of $10,000.00
Without Dividends Reinvested
|
| Start date: |
11/10/2015 |
|
| End date: |
11/07/2025 |
|
| Start price/share: |
$396.50 |
|
| End price/share: |
$777.35 |
|
| Dividends collected/share: |
$80.40 |
|
| Total return: |
116.33% |
|
| Average Annual Total Return: |
8.02% |
|
| Starting investment: |
$10,000.00 |
|
| Ending investment: |
$21,629.26 |
|
| Years: |
10.00 |
|
|
 |
| Date |
Close |
| 11/03/2025 | $767.59 | | 11/04/2025 | $771.37 | | 11/05/2025 | $784.41 | | 11/06/2025 | $763.74 | | 11/07/2025 | $777.35 |
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