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Implied Movement: Monthly Straddle Tracking History
Get Straddle History:

 
Westlake Corporation (WLK) - NYSE Next Earnings Date: OS Estimate: Sept. 22, 2026 BO
OS Projected Window: Sept. 21, 2026 to Sept. 26, 2026
EVR: 3.9
Avg Daily Volume: 1,195,286    Market Cap: 9.9B
Sector: Basic Materials    Short Interest: 4.13
Live Interactive Chart
Days to Next Earnings: 80 Days

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Sample Chart


 
Long Straddle/Strangle Performance
 
Tracking Statistics Available: 62
Earnings Date Pre-ER EVR IMPLIED MOVE APPROACHING EARNINGS Inside or Outside IMPL. Move
POST EARNINGS: At Market Close
Pre-ER Close Position Straddle @Trade Price Implied Move Max Move I/O Closing Move I/O Close Price Straddle @Trade Price Return
Aug. 4, 2026 BO 3.6 $69.89 @$70.00 $7.38
($69.89)
10.54% 15.38% O 15.36% O $80.63 $11.12
( $80.63 )
50.68%
May 5, 2026 BO 3.4 $114.87 @$115.00 $10.45
($114.87)
9.09% -11.87% O -8.78% I $104.78 $11.60
( $104.78 )
11.0%
Feb. 24, 2026 BO 2.9 $93.02 @$95.00 Get the OptionSlam Edge ..... become an Insider Member to view the detailed report.
Oct. 30, 2025 BO 2.9 $73.47 @$75.00
Aug. 5, 2025 BO 2.7 $76.25 @$75.00
May 2, 2025 BO 2.2 $92.27 @$90.00
Feb. 24, 2025 BO 2.3 $109.71 @$110.00
May 2, 2024 BO 2.4 $149.18 @$150.00
Feb. 20, 2024 BO 1.9 $144.15 @$145.00
Nov. 2, 2023 BO 1.8 $116.20 @$115.00

 
 
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