Historical Stock Price
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Video: Compound Annual Growth Rate (CAGR) Definition


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Date Open High Low Close Volume
02/11/2019 $73.53 $75.06 $73.46 $74.82 1.18M
02/12/2019 $75.70 $77.82 $75.58 $77.32 794.40K
02/13/2019 $77.88 $78.22 $77.19 $77.55 690.80K
02/14/2019 $77.11 $78.39 $77.02 $77.80 481.00K
02/15/2019 $78.86 $81.04 $78.62 $80.88 1.67M
Westlake Chemical operates a manufacturer and marketer of basic chemicals, vinyls, polymers and building products. Co. operates in two operating segments: Olefins and Vinyls. The Olefins segment manufactures and markets polyethylene, styrene monomer and various ethylene co-products. The Vinyls segment manufactures and markets polyvinyl chloride (PVC), vinyl chloride monomer, ethylene dichloride, chlor-alkali (chlorine and caustic soda), chlorinated derivative products and ethylene. Co. also manufactures and sells products fabricated from PVC, including siding, pipe, fittings, profiles, trim, mouldings, fence and decking products, window and door components and film and sheet products.
WLK historical stock prices picture
Westlake Chemical (WLK) has the following price history information. Looking back at WLK historical stock prices for the last five trading days, on February 11, 2019, WLK opened at $73.53, traded as high as $75.06 and as low as $73.46, and closed at $74.82. Trading volume was a total of 1.18M shares. On February 12, 2019, WLK opened at $75.70, traded as high as $77.82 and as low as $75.58, and closed at $77.32. Trading volume was a total of 794.40K shares. On February 13, 2019, WLK opened at $77.88, traded as high as $78.22 and as low as $77.19, and closed at $77.55. Trading volume was a total of 690.80K shares. On February 14, 2019, WLK opened at $77.11, traded as high as $78.39 and as low as $77.02, and closed at $77.80. Trading volume was a total of 481.00K shares. On February 15, 2019, WLK opened at $78.86, traded as high as $81.04 and as low as $78.62, and closed at $80.88. Trading volume was a total of 1.67M shares.

WLK Historical Stock Prices By Date:

WLK historical cagr picture

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

Growth of $10,000.00
With Dividends Reinvested

Start date: 02/17/2009
End date: 02/15/2019
Start price/share: $6.85
End price/share: $80.88
Starting shares: 1,459.85
Ending shares: 1,698.89
Dividends reinvested/share: $6.67
Total return: 1,274.06%
Average Annual Total Return: 29.96%
Starting investment: $10,000.00
Ending investment: $137,434.90
Years: 10.00
 
Growth of $10,000.00
Without Dividends Reinvested

Start date: 02/17/2009
End date: 02/15/2019
Start price/share: $6.85
End price/share: $80.88
Dividends collected/share: $6.67
Total return: 1,178.03%
Average Annual Total Return: 29.02%
Starting investment: $10,000.00
Ending investment: $127,811.63
Years: 10.00
Date Close
02/11/2019$74.82
02/12/2019$77.32
02/13/2019$77.55
02/14/2019$77.80
02/15/2019$80.88
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Also explore: WLK shares outstanding history

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