WESTLAKE CORP

Insider Trading & Executive Data

WLK
NYSE
Basic Materials
Specialty Chemicals

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103 insider trades in the last year. Go beyond summary counts with transaction-level detail, compensation intelligence, and institutional ownership context.

Trade-level insider transactions with filing links, transaction codes, and footnotes
Executive compensation trends by role with year-over-year comparisons
Institutional ownership shifts by quarter with top-holder concentration data
Form 144 and Form 8-K monitoring with AI analysis and CSV export tools

Insider Activity Summary

Insider Trades (1Y)
103
61 in last 30 days
Buy / Sell (1Y)
60/43
Acquisitions / Dispositions
Unique Insiders (1Y)
19
Active in past year
Insider Positions
51
Current holdings
Position Status
40/11
Active / Exited
Institutional Holders
296
Latest quarter
Board Members
0

Compensation & Governance

Avg Total Compensation
$5.8M
Latest year: 2024
Executives Covered
7
Comp records available
Form 8-K Events (1Y)
3
Personnel Changes (1Y)
3
Bonus Plan Events (1Y)
2
Organization Changes (1Y)
1
Board Appointments (1Y)
1
Board Departures (1Y)
0

Restricted Sales

Form 144 Filings (1Y)
2
Form 144 Insiders (1Y)
2
Planned Sale Shares (1Y)
70.9K
Planned Sale Value (1Y)
$6.0M
Price
$105.82
Market Cap
$13.5B
Volume
14,247.633
EPS
$-11.70
Revenue
$11.2B
Employees
15.5K
About WESTLAKE CORP

Company Overview

Westlake Corp is a vertically integrated global manufacturer in the Basic Materials sector (Specialty Chemicals industry), producing feedstocks and downstream products across the petrochemical chain (ethylene, polyethylene, PVC, chlor-alkali, epoxy resins) and building/infrastructure goods (PVC siding, pipe, windows). The company operates two reportable segments—Performance & Essential Materials and Housing & Infrastructure Products—with ~43.3 billion lbs/year of chemical capacity, ~58 North American housing sites, ~12 compound plants, and ~15,540 employees across 19 countries. Recent results show commodity cyclicality: 2024 net sales of $12.14B with EBITDA of $2.21B and compressed margins, while Q2 2025 swung to a net loss as volumes, prices and higher feedstock/energy costs stressed profitability. Key operational drivers and risks are feedstock/energy price volatility, production turnarounds and unplanned outages, environmental/remediation liabilities, trade remedies and global overcapacity.

Executive Compensation Practices

Given Westlake’s capital- and energy-intensive, cyclical business, executive pay is likely weighted toward short‑ and long‑term incentives tied to operational and financial metrics—adjusted EBITDA, free cash flow, operating income by segment, utilization/turnaround execution and return on invested capital—to align pay with cyclical margin recovery and asset optimization. Sustainability and compliance are also probable scorecard items: environmental remediation outcomes, safety metrics, and progress toward the 2030 CO2e intensity target would be logical elements in annual or long‑term awards because regulatory exposure and remediation costs materially affect cash flows and valuation. Equity-based long‑term incentives (RSUs, performance shares or options) that vest over multiple years are typical in specialty chemicals to retain executives through cyclical troughs and major closures (e.g., Pernis) and to link pay to total shareholder return and multi-year project execution. Given notable one‑time items, impairments and pension/benefit considerations in recent filings, compensation committees will likely emphasize adjusted (non-GAAP) measures, clawback provisions and hold-to-maturity/stock‑ownership requirements to mitigate short‑term risk‑taking.

Insider Trading Considerations

Insider activity at Westlake is likely to be timing-sensitive around highly material operational events (turnarounds, mothballing/closure decisions such as Pernis), quarterly earnings that update outlook for cyclical products, and outcomes of trade remedy investigations or large environmental rulings—periods when non‑public information materially moves price. Because the company is subject to Section 16 reporting and material exposure from remediation, trade duties and debt maturities, officers and directors commonly use blackout windows and 10b5‑1 plans to avoid allegations of trading on MNPI; monitor filings for adoption or suspension of such plans. Executive buying/selling patterns may also correlate with share‑repurchase programs (historical repurchases) and liquidity needs tied to debt maturities (notable near‑term maturities and a 2027 revolver), and unusual insider purchases during market weakness can signal management confidence in cyclical recovery or long‑term project value. Finally, industry regulatory constraints (EPA NESHAP, environmental remediation) can create windows of heightened disclosure risk where insiders are either prohibited from trading or more likely to rely on pre‑arranged plans.

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