What move does the options market price into Westlake's report?

Implied ±7.5%, either direction.

WLKNYSEIndustrial Organic Chemicals

Westlake Corp (WLK) earnings date, market-implied expected move, and options open interest by expiry

68.26

+2.25 · +3.41%

post 68.00 −0.39%

Closed18:42 ET

Open65.95Volume1.2MMkt cap$8.7BEPS-9.57Div yield3.11%

Day65.95 – 68.2788%52-wk54.84 – 122.6319%

WLK

Westlake Corp

OpenVolumeMkt capP/EEPSDiv yield

Day – 52-wk –

Expected move

Inputs

±7.5%implied · report alone

63.1773.39

straddle ±10.3%

spot 68.28exp Nov 20ATM strike 70ATM straddle 8.25IV 62%

Oct 30 closereport share · term structurethin chain

Expected move

Inputs

Next report

Nov 4

before open · in 3 days

est.Q3 FY26

Calendar

Next report

Last report

+15.37%

shaded = implied · ▲▼ = realized

Aug 4 '26 · confirmed

Implied vs realized

Largest filed tie

filed ties

13F top-10 QoQ

−12.40%

shares held · 10 largest managers

13F · Jun 30 '26125d lag

358 managers

Top fund weight

0.07%

WLK weight · MDY

N-PORTJun 30 '26

4 funds

Last reportshaded = implied▲▼ = realized× = |realized| ÷ implied

Westlake (WLK) is expected to report on Nov 4 before open (estimated date).

Implied vs realized

1 report

—≥ implied

Q2 FY26Aug 4 '26confirmed—▲+15.37%—

quarterimplied−20%0+20%realized×

Q2 FY26—▲+15.37%—

Shaded = implied · tick ▲▼ = realized · × = |realized| ÷ impliedSource: options EOD · implied at prior close · realized close to close

Implied vs realized

Positioning

OI · 4 expiries · Oct 28 close

2.04OI · 4 expiries · Oct 28 closeP/C open interest · Nov 20 · first expiry after the report

PUTS · chgexpiry · days · P/CCALLS · chgP/C

145+12%Nov 2019d71+58%

347−15%Dec 1847d0.301,173+2%0.30

680%Jan 1575d0.11604+351%0.11

157+5%Apr 16166d0.19838+25%0.19

ExpiryPutsCallsP/C

Nov 2019d145+12%71+58%2.04

Dec 1847d347−15%1,173+2%0.30

Jan 1575d680%604+351%0.11

Hatched = puts · solid = calls · bars scaled per expiry · chg = OI vs prior sessionSource: options EOD

Positioning

Linked exposure

scenario · straddle±10.3%

Funds 4

MDY±0.0%

VIG±0.0%

VTI±0.0%

VT±0.0%

Dashed = straddleMethod Source: SEC filings · N-PORT · market data

Linked exposure

Revenue flow

as filedQ2 FY26

8.28%as filednet margin · revenue +23.34% QoQ · +10.77% YoY

Revenue

$3.3B+23.34% QoQ

Gross profit

$652M+482.14% QoQ

19.93% margin

Operating income

$364M+311.63% QoQ

11.13% margin

Pre-tax income

$338M+277.89% QoQ

Net income

$271M+272.61% QoQ

8.28% margin

Cost of revenue

$2.6B+3.11% QoQ

Operating expenses

$288M+1.41% QoQ

SG&A $253M

Other operating $35M

Other expense

$26M

Tax

$67M+303.03% QoQ

Revenue$3.3B+23.34%

Gross profit

$652M+482.14%

19.93% margin

Operating income

$364M+311.63%

11.13% margin

Pre-tax income

$338M+277.89%

Net income

$271M+272.61%

8.28% margin

Cost of revenue

$2.6B+3.11%

Operating expenses

$288M+1.41%

SG&A $253M

Other operating $35M

Other expense

$26M

Tax$67M+303.03%

flow · deduction · signed % = QoQSource: SEC filings · standardized · QE Jun 30 '26 · width = $

Revenue flow

Intraday

15m bars

Long dash = implied range · Oct 30 close · Hatch = extended hours · ▯ up · ▮ downSource: market data · 18:30 ET

Intraday

Event sensitivity

PPI ×1.32· ±2.2% vs ±1.7% · 11 releases

eventrelease day|move|up · n×base

PPIproducer prices±2.2%7 of 11×1.32

FOMCrate decision±1.9%13 of 24×1.12

NFPjobs report±1.7%5 of 10×1.02

GDPgross domestic product±1.6%7 of 19×0.92

CPROFcorporate profits±1.3%6 of 12×0.78

PCEpersonal income & outlays±1.2%8 of 19×0.70

CPIconsumer prices±1.2%8 of 11×0.68

Bar = avg |move| to ±3% · tick = ±1.7% avg day · ×base = |move| ÷ ±1.7% · min 6 releases

Earnings history

EPS 2.01 · consensus —

Quarter	Reported	EPS	Consensus
Q2 FY26	Aug 4 '26 · confirmed	2.01	—
Q1 FY26	—	-1.31	—

Source: filed financials

Methodology

ties · implied moves · holdersMethod