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Video: Compound Annual Growth Rate (CAGR) Definition
WLKP Historical Price Range
Date Open High Low Close Volume
10/09/2026 $21.38 $21.48 $21.15 $21.19 15.70K
10/12/2026 $21.01 $21.18 $21.01 $21.08 22.70K
10/13/2026 $21.00 $21.30 $21.00 $21.10 21.90K
10/14/2026 $21.09 $21.10 $20.90 $20.92 15.80K
10/15/2026 $21.00 $21.20 $20.84 $20.84 13.50K
About Westlake Chemical Partners LP
Westlake Chemical Partners LP is a limited partnership formed by Westlake Corporation to operate, acquire, and develop ethylene production facilities and other qualified assets. Co.'s business and operations are conducted through Westlake Chemical OpCo LP (OpCo). OpCos assets consist of three ethylene production facilities in Calvert City, Kentucky, and Lake Charles, Louisiana, and an ethylene pipeline. The ethylene production facilities primarily convert ethane into ethylene and have an aggregate annual capacity of approximately 3.7 billion pounds, and a 200-mile ethylene pipeline.
WLKP historical stock prices picture
Westlake Chemical Partners LP (WLKP) has the following price history information. Looking back at WLKP historical stock prices for the last five trading days, on October 09, 2026, WLKP opened at $21.38, traded as high as $21.48 and as low as $21.15, and closed at $21.19. Trading volume was a total of 15.70K shares. On October 12, 2026, WLKP opened at $21.01, traded as high as $21.18 and as low as $21.01, and closed at $21.08. Trading volume was a total of 22.70K shares. On October 13, 2026, WLKP opened at $21.00, traded as high as $21.30 and as low as $21.00, and closed at $21.10. Trading volume was a total of 21.90K shares. On October 14, 2026, WLKP opened at $21.09, traded as high as $21.10 and as low as $20.90, and closed at $20.92. Trading volume was a total of 15.80K shares. On October 15, 2026, WLKP opened at $21.00, traded as high as $21.20 and as low as $20.84, and closed at $20.84. Trading volume was a total of 13.50K shares.

WLKP Historical Stock Prices By Date:

WLKP historical cagr picture

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

Growth of $10,000.00
With Dividends Reinvested
Start date: 10/18/2016
End date: 10/15/2026
Start price/share: $22.78
End price/share: $20.84
Starting shares: 438.98
Ending shares: 957.73
Dividends reinvested/share: $17.91
Total return: 99.59%
Average Annual Total Return: 7.16%
Starting investment: $10,000.00
Ending investment: $19,963.87
Years: 10.00
 
Growth of $10,000.00
Without Dividends Reinvested
Start date: 10/18/2016
End date: 10/15/2026
Start price/share: $22.78
End price/share: $20.84
Dividends collected/share: $17.91
Total return: 70.10%
Average Annual Total Return: 5.46%
Starting investment: $10,000.00
Ending investment: $17,014.31
Years: 10.00
WLKP Historical Closing Prices
Date Close
10/09/2026$21.19
10/12/2026$21.08
10/13/2026$21.10
10/14/2026$20.92
10/15/2026$20.84
Materials Historical Prices
WLKP is categorized under the Materials sector; below are some other companies in the same sector:

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