Westlake Chemical Partners (WLKP) Insider Trading & Ownership $21.62 +0.03 (+0.12%) As of 01:09 PM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Insider Trades Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Westlake Chemical Partners (NYSE:WLKP) Insider Buying and Selling ActivityCurrentInsider OwnershipPercentage1.10%Number OfInsiders Buying(Last 12 Months)1Amount OfInsider Buying(Last 12 Months)$136.12KNumber OfInsiders Selling(Last 12 Months)1Amount OfInsider Selling(Last 12 Months)$307.76K Get WLKP Insider Trade Alerts Want to know when executives and insiders are buying or selling Westlake Chemical Partners stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily. 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WLKP Insider Buying and Selling by Quarter Westlake Chemical Partners Insider and Congressional Trades History Insiders and Members of Congress Insiders Only Members of Congress Only Transaction Type Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 2 Years 3 Years Time Frame Start Date End Date Export to Excel Transaction DateNameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionDetails8/20/2025Jean-Marc GilsonCEOBuy1,250$21.86$27,325.00 8/15/2025Jean-Marc GilsonCEOBuy4,700$21.84$102,648.00 5/29/2025James ChaoChairmanSell3,700$22.10$81,770.00 5/29/2025Jean-Marc GilsonCEOBuy94$22.20$2,086.80 5/28/2025James ChaoChairmanSell4,600$22.10$101,660.00 5/27/2025James ChaoChairmanSell5,608$22.17$124,329.36 2/25/2025Jean-Marc GilsonCEOBuy83$24.75$2,054.25 11/27/2024Jean-Marc GilsonCEOBuy85$23.57$2,003.45 (Data available from 1/1/2013 forward) WLKP Insider Trading Activity - Frequently Asked Questions Who is on Westlake Chemical Partners' Insider Roster? The list of insiders at Westlake Chemical Partners includes Andrew Kenner, James Chao, and Jean-Marc Gilson. Learn more on insiders at WLKP. What percentage of Westlake Chemical Partners stock is owned by insiders? 1.10% of Westlake Chemical Partners stock is owned by insiders. Learn more on WLKP's insider holdings. Which Westlake Chemical Partners insiders have been buying company stock? The following insiders have purchased WLKP shares in the last 24 months: Andrew Kenner ($1,632,334.15), and Jean-Marc Gilson ($168,657.70). How much insider buying is happening at Westlake Chemical Partners? Insiders have purchased a total of 81,030 WLKP shares in the last 24 months for a total of $1,800,991.85 bought. Which Westlake Chemical Partners insiders have been selling company stock? The following insider sold WLKP shares in the last 24 months: James Chao ($307,759.36). How much insider selling is happening at Westlake Chemical Partners? Insiders have sold a total of 13,908 Westlake Chemical Partners shares in the last 24 months for a total of $307,759.36 sold. Westlake Chemical Partners Key ExecutivesMr. Albert Yuan Chao (Age 74)Executive Chairman of the Board Mr. Mark Steven Bender CPA (Age 67)Executive VP, CFO & Director of Westlake Chemical Partners GP LLC Mr. Jean-Marc Gilson (Age 61)President, CEO & Director 3 recent tradesMr. Jeffrey A. HolyVP, Treasurer & Chief Accounting Officer of Westlake Chemical Partners GP LLCMr. L. Benjamin Ederington (Age 53)EVP Perf. & Ess. Mat., Gen. Counsel, Chief Admin Off. and Director of Westlake Chem. Partners GP LLC Mr. Andrew F. Kenner (Age 59)Senior VP of Olefin Materials & Corporate Procurement of Westlake Chemical Partners GP LLC More Insider Trading Tools from MarketBeat Related Companies PCT Insider Transactions CC Insider Transactions NGVT Insider Transactions UAN Insider Transactions ECVT Insider Transactions ASPI Insider Transactions TROX Insider Transactions OEC Insider Transactions ASIX Insider Transactions VHI Insider Transactions Insider Tracking Tools CEO Purchases/Sales CFO Purchases/Sales Top Insider Buying Stocks Top Insider Selling Stocks Insider Trades Screener Insider Trades Newsletter Congressional Stock Trades Insider Trading By Country U.S. Insider Trading Activity Canadian Insider Trading Activity U.K. Insider Trading Activity Australia Insider Trading Activity Latest Articles $100 Million Buyback in Upwork Stock Follows a Strong Quarter Insiders Sell These High-Quality Stocks: Why Investors Shouldn’tCoreWeave and Madrigal's Insider Trades Flash Bullish SignalsPalantir Insider Selling: Risk Signal or Normal Activity?Loop Industries Insiders Buy Stock, Signal Confidence in Outlook This page (NYSE:WLKP) was last updated on 9/17/2025 by MarketBeat.com Staff From Our PartnersTrump’s national nightmare is herePorter Stansberry and Jeff Brown say a new U.S. national emergency is already underway — and it could trigger ...Porter & Company | SponsoredHe Called Nvidia at $1.10. 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