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WLKP Insider Trading

Insider Ownership Percentage: 1.10%
Insider Buying (Last 12 Months): $134,114.05
Insider Selling (Last 12 Months): $307,759.36

Westlake Chemical Partners Insider Trading History Chart

This chart shows the insider buying and selling history at Westlake Chemical Partners by year and by quarter.

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Westlake Chemical Partners Share Price & Price History

Current Price: $19.00
Price Change: ▼ Price Decrease of -0.005 (-0.03%)
As of 12/4/2025 04:59 PM ET

This chart shows the closing price history over time for WLKP up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365

Westlake Chemical Partners Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
8/20/2025Jean-Marc GilsonCEOBuy1,250$21.86$27,325.0010,458View SEC Filing Icon  
8/15/2025Jean-Marc GilsonCEOBuy4,700$21.84$102,648.009,208View SEC Filing Icon  
5/29/2025James ChaoChairmanSell3,700$22.10$81,770.00View SEC Filing Icon  
5/29/2025Jean-Marc GilsonCEOBuy94$22.20$2,086.804,508View SEC Filing Icon  
5/28/2025James ChaoChairmanSell4,600$22.10$101,660.003,700View SEC Filing Icon  
5/27/2025James ChaoChairmanSell5,608$22.17$124,329.368,300View SEC Filing Icon  
2/25/2025Jean-Marc GilsonCEOBuy83$24.75$2,054.254,414View SEC Filing Icon  
11/27/2024Jean-Marc GilsonCEOBuy85$23.57$2,003.454,332View SEC Filing Icon  
8/28/2024Jean-Marc GilsonCEOBuy500$22.94$11,470.002,927View SEC Filing Icon  
8/26/2024Jean-Marc GilsonCEOBuy500$22.84$11,420.001,427View SEC Filing Icon  
8/22/2024Jean-Marc GilsonCEOBuy427$22.60$9,650.20427View SEC Filing Icon  
8/12/2024Andrew KennerSVPBuy2,692$22.63$60,919.96185,000View SEC Filing Icon  
8/9/2024Andrew KennerSVPBuy12,000$22.99$275,880.00182,308View SEC Filing Icon  
5/30/2024Andrew KennerSVPBuy2,291$22.23$50,928.93170,308View SEC Filing Icon  
5/10/2024Andrew KennerSVPBuy7,178$22.07$158,418.46168,017View SEC Filing Icon  
5/8/2024Andrew KennerSVPBuy10,000$22.10$221,000.00160,839View SEC Filing Icon  
3/28/2024Andrew KennerSVPBuy5,000$22.23$111,150.00150,839View SEC Filing Icon  
3/21/2024Andrew KennerSVPBuy4,230$22.16$93,736.80145,839View SEC Filing Icon  
3/6/2024Andrew KennerSVPBuy5,000$22.30$111,500.00141,609View SEC Filing Icon  
2/22/2024Andrew KennerSVPBuy10,000$22.12$221,200.00136,609View SEC Filing Icon  
11/9/2023Andrew KennerSVPBuy5,000$21.48$107,400.00126,609View SEC Filing Icon  
11/6/2023Andrew KennerSVPBuy10,000$22.02$220,200.00121,609View SEC Filing Icon  
8/21/2023Andrew KennerSVPBuy643$22.11$14,216.7389,847View SEC Filing Icon  
8/17/2023Andrew KennerSVPBuy5,000$22.08$110,400.0089,204View SEC Filing Icon  
8/15/2023Andrew KennerSVPBuy855$22.00$18,810.0080,855View SEC Filing Icon  
8/9/2023Andrew KennerSVPBuy5,000$23.00$115,000.0075,000View SEC Filing Icon  
8/7/2023Andrew KennerSVPBuy5,000$23.00$115,000.0070,000View SEC Filing Icon  
3/13/2023Andrew KennerSVPBuy5,000$21.44$107,200.0065,000View SEC Filing Icon  
3/10/2023Andrew KennerSVPBuy10,000$22.02$220,200.0060,000View SEC Filing Icon  
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SEC Filings (Institutional Ownership Changes) for Westlake Chemical Partners (NYSE:WLKP)

78.28% of Westlake Chemical Partners stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at WLKP by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

Westlake Chemical Partners Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
11/18/2025Advisory Services Network LLC41,000$0.86M0.0%+10.8%0.116%Search for SEC Filing on Google Icon
11/17/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.577,284$12.12M0.0%-1.1%1.638%Search for SEC Filing on Google Icon
11/17/2025Bank of America Corp DE255,275$5.36M0.0%+1.3%0.724%Search for SEC Filing on Google Icon
11/14/2025Raymond James Financial Inc.22,654$0.48M0.0%+7.2%0.064%Search for SEC Filing on Google Icon
11/13/2025Energy Income Partners LLC1,776,597$37.29M0.7%+0.1%5.040%Search for SEC Filing on Google Icon
11/13/2025Invesco Ltd.5,028,724$105.55M0.0%-3.3%14.266%Search for SEC Filing on Google Icon
11/13/2025UBS Group AG462,764$9.71M0.0%-1.6%1.313%Search for SEC Filing on Google Icon
11/10/2025Citigroup Inc.185,559$3.90M0.0%-1.0%0.526%Search for SEC Filing on Google Icon
11/7/2025GSA Capital Partners LLP33,280$0.70M0.1%+6.2%0.094%Search for SEC Filing on Google Icon
11/6/2025ING Groep NV53,000$1.11M0.0%+152.4%0.150%Search for SEC Filing on Google Icon
11/5/2025Envestnet Asset Management Inc.18,911$0.40M0.0%+7.3%0.054%Search for SEC Filing on Google Icon
10/30/2025Samalin Investment Counsel LLC28,806$0.61M0.2%+16.2%0.082%Search for SEC Filing on Google Icon
10/17/2025Apollon Wealth Management LLC19,737$0.41M0.0%+5.9%0.056%Search for SEC Filing on Google Icon
10/15/2025Future Financial Wealth Managment LLC2,500$52K0.0%-28.6%0.007%Search for SEC Filing on Google Icon
10/15/2025Gilman Hill Asset Management LLC77,442$1.63M0.3%+104.2%0.220%Search for SEC Filing on Google Icon
10/9/2025U.S. Capital Wealth Advisors LLC12,500$0.26M0.0%+25.0%0.035%Search for SEC Filing on Google Icon
9/4/2025Osaic Holdings Inc.10,153$0.22M0.0%+45.8%0.029%Search for SEC Filing on Google Icon
8/21/2025Pathway Financial Advisers LLC105,907$2.34M0.8%+2.4%0.301%Search for SEC Filing on Google Icon
8/19/2025Advisory Services Network LLC37,000$0.82M0.0%+19.4%0.105%Search for SEC Filing on Google Icon
8/15/2025Energy Income Partners LLC1,774,544$39.20M0.8%+1.4%5.036%Search for SEC Filing on Google Icon
8/14/2025Jane Street Group LLC17,539$0.39M0.0%N/A0.050%Search for SEC Filing on Google Icon
8/14/2025Raymond James Financial Inc.21,124$0.47M0.0%-7.4%0.060%Search for SEC Filing on Google Icon
8/14/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.583,932$12.90M0.0%+6.0%1.657%Search for SEC Filing on Google Icon
8/14/2025Natixis45,800$1.01M0.0%-34.6%0.130%Search for SEC Filing on Google Icon
8/12/2025JPMorgan Chase & Co.94,441$2.09M0.0%-3.0%0.268%Search for SEC Filing on Google Icon
8/1/2025Envestnet Asset Management Inc.17,629$0.39M0.0%+4.4%0.050%Search for SEC Filing on Google Icon
7/25/2025Apollon Wealth Management LLC18,631$0.41M0.0%+12.6%0.053%Search for SEC Filing on Google Icon
7/17/2025Sound Income Strategies LLC1,462$32K0.0%N/A0.004%Search for SEC Filing on Google Icon
7/9/2025Gilman Hill Asset Management LLC37,923$0.84M0.1%+24.6%0.108%Search for SEC Filing on Google Icon
6/27/2025Goldman Sachs Group Inc.228,885$5.29M0.0%+3.8%0.650%Search for SEC Filing on Google Icon
5/21/2025Geneos Wealth Management Inc.2,565$59K0.0%-23.1%0.007%Search for SEC Filing on Google Icon
5/16/2025Goldman Sachs Group Inc.228,885$5.29M0.0%+3.8%0.650%Search for SEC Filing on Google Icon
5/16/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.551,069$12.72M0.0%-1.4%1.564%Search for SEC Filing on Google Icon
5/15/2025Energy Income Partners LLC1,750,085$40.41M0.8%-1.2%4.966%Search for SEC Filing on Google Icon
5/14/2025Samalin Investment Counsel LLC24,855$0.57M0.2%+2.3%0.071%Search for SEC Filing on Google Icon
5/14/2025Tortoise Capital Advisors L.L.C.125,546$2.90M0.0%-0.9%0.356%Search for SEC Filing on Google Icon
5/12/2025Eagle Global Advisors LLC43,873$1.01M0.0%-4.4%0.125%Search for SEC Filing on Google Icon
5/12/2025Invesco Ltd.5,198,512$120.03M0.0%-1.5%14.752%Search for SEC Filing on Google Icon
5/9/2025Pathway Financial Advisers LLC103,390$2.39M0.8%+1.6%0.293%Search for SEC Filing on Google Icon
5/8/2025GSA Capital Partners LLP29,274$0.68M0.1%+17.2%0.083%Search for SEC Filing on Google Icon
5/6/2025Fractal Investments LLC80,400$1.86M0.3%N/A0.228%Search for SEC Filing on Google Icon
5/2/2025Apollon Wealth Management LLC16,547$0.38M0.0%+7.3%0.047%Search for SEC Filing on Google Icon
4/29/2025U.S. Capital Wealth Advisors LLC10,000$0.23M0.0%N/A0.028%Search for SEC Filing on Google Icon
2/17/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.558,919$12.93M0.0%+5.4%1.586%Search for SEC Filing on Google Icon
2/17/2025Eagle Global Advisors LLC45,873$1.06M0.0%+4.6%0.130%Search for SEC Filing on Google Icon
2/17/2025Bank of America Corp DE245,636$5.68M0.0%-0.3%0.697%Search for SEC Filing on Google Icon
2/14/2025Tortoise Capital Advisors L.L.C.126,724$2.93M0.0%-3.8%0.360%Search for SEC Filing on Google Icon
2/14/2025GeoWealth Management LLC7,577$0.18M0.0%N/A0.022%Search for SEC Filing on Google Icon
2/13/2025Pinnacle Holdings LLC39,317$0.91M0.3%-2.4%0.112%Search for SEC Filing on Google Icon
2/13/2025Raymond James Financial Inc.19,700$0.46M0.0%N/A0.056%Search for SEC Filing on Google Icon
2/13/2025Advisory Services Network LLC29,000$0.67M0.0%-3.3%0.082%Search for SEC Filing on Google Icon
2/13/2025Envestnet Asset Management Inc.16,773$0.39M0.0%-2.6%0.048%Search for SEC Filing on Google Icon
2/12/2025JPMorgan Chase & Co.95,991$2.22M0.0%-2.5%0.272%Search for SEC Filing on Google Icon
2/11/2025LPL Financial LLC35,136$0.81M0.0%+13.8%0.100%Search for SEC Filing on Google Icon
2/11/2025Samalin Investment Counsel LLC24,287$0.56M0.2%+10.6%0.069%Search for SEC Filing on Google Icon
2/6/2025Raymond James Financial Inc.19,700$0.46M0.0%N/A0.056%Search for SEC Filing on Google Icon
2/6/2025Proficio Capital Partners LLC80,990$1.87M0.0%N/A0.230%Search for SEC Filing on Google Icon
2/5/2025Proficio Capital Partners LLC80,990$1.87M0.0%N/A0.230%Search for SEC Filing on Google Icon
1/30/2025Pathway Financial Advisers LLC101,780$2.36M0.8%-95.4%0.289%Search for SEC Filing on Google Icon
1/29/2025Allspring Global Investments Holdings LLC9,100$0.21M0.0%N/A0.026%Search for SEC Filing on Google Icon
1/28/2025Apollon Wealth Management LLC15,421$0.36M0.0%+3.4%0.044%Search for SEC Filing on Google Icon
1/21/2025Geneos Wealth Management Inc.3,337$77K0.0%+32.2%0.009%Search for SEC Filing on Google Icon
12/26/2024JPMorgan Chase & Co.98,437$2.21M0.0%+267.0%0.279%Search for SEC Filing on Google Icon
11/25/2024Wilmington Savings Fund Society FSB1,600$36K0.0%N/A0.005%Search for SEC Filing on Google Icon
11/15/2024Hilltop Holdings Inc.27,216$0.61M0.0%+2.7%0.077%Search for SEC Filing on Google Icon
11/13/2024Glenmede Trust Co. NA55,478$1.24M0.0%+22.0%0.157%Search for SEC Filing on Google Icon
11/5/2024GSA Capital Partners LLP25,607$0.57M0.0%-29.3%0.073%Search for SEC Filing on Google Icon
11/5/2024Apollon Wealth Management LLC14,909$0.33M0.0%+7.5%0.042%Search for SEC Filing on Google Icon
10/25/2024Pathway Financial Advisers LLC2,230,436$49.98M0.5%+2,178.0%6.331%Search for SEC Filing on Google Icon
10/24/2024Pathway Financial Advisers LLC2,230,436$49.98M0.3%+2,178.0%6.331%Search for SEC Filing on Google Icon
10/22/2024International Assets Investment Management LLC32,763$0.73M0.0%+2,141.0%0.093%Search for SEC Filing on Google Icon
10/10/2024Exchange Traded Concepts LLC13,629$0.31M0.0%-11.1%0.039%Search for SEC Filing on Google Icon
10/8/2024Future Financial Wealth Managment LLC3,500$78K0.1%N/A0.010%Search for SEC Filing on Google Icon
8/16/2024Texas Capital Bank Wealth Management Services Inc10,000$0.23M0.0%-50.0%0.028%Search for SEC Filing on Google Icon
8/6/2024Acadian Asset Management LLC21,206$0.48M0.0%-40.6%0.060%Search for SEC Filing on Google Icon
7/31/2024Rothschild Investment LLC8,000$0.18M0.0%N/A0.023%Search for SEC Filing on Google Icon
7/30/2024International Assets Investment Management LLC1,462$33K0.0%N/A0.004%Search for SEC Filing on Google Icon
5/29/2024Pathway Financial Advisers LLC97,692$2.17M0.8%N/A0.277%Search for SEC Filing on Google Icon
5/21/2024Delphi Management Inc. MA37,282$0.83M0.6%-11.5%0.106%Search for SEC Filing on Google Icon
5/15/2024Energy Income Partners LLC2,011,618$44.66M0.9%-3.4%5.710%Search for SEC Filing on Google Icon
5/13/2024Texas Capital Bank Wealth Management Services Inc20,000$0.44M0.0%-20.0%0.057%Search for SEC Filing on Google Icon
5/10/2024Acadian Asset Management LLC35,718$0.79M0.0%-34.5%0.101%Search for SEC Filing on Google Icon
5/3/2024GSA Capital Partners LLP38,427$0.85M0.1%+10.7%0.109%Search for SEC Filing on Google Icon
5/1/2024BNP Paribas Financial Markets34,650$0.77M0.0%-5.0%0.098%Search for SEC Filing on Google Icon
5/1/2024Mirae Asset Global Investments Co. Ltd.569,693$12.66M0.0%-1.5%1.617%Search for SEC Filing on Google Icon
4/15/2024Future Financial Wealth Managment LLC3,500$78K0.1%N/A0.010%Search for SEC Filing on Google Icon
2/13/2024Tower Research Capital LLC TRC1,237$27K0.0%N/A0.004%Search for SEC Filing on Google Icon
2/12/2024Hilltop Holdings Inc.27,229$0.59M0.1%+3.4%0.077%Search for SEC Filing on Google Icon
2/9/2024Clearbridge Investments LLC422,835$9.15M0.0%-9.7%1.200%Search for SEC Filing on Google Icon
2/9/2024UBS Group AG538,504$11.66M0.0%+0.2%1.529%Search for SEC Filing on Google Icon
2/8/2024Texas Capital Bank Wealth Management Services Inc25,000$0.54M0.1%+25.0%0.071%Search for SEC Filing on Google Icon
2/7/2024BNP Paribas Financial Markets36,477$0.79M0.0%-39.8%0.104%Search for SEC Filing on Google Icon
2/6/2024Apollon Wealth Management LLC12,294$0.27M0.0%+14.0%0.035%Search for SEC Filing on Google Icon
2/2/2024Kovack Advisors Inc.12,075$0.26M0.0%N/A0.034%Search for SEC Filing on Google Icon
1/25/2024International Assets Investment Management LLC31,652$0.69M0.0%+2,065.0%0.090%Search for SEC Filing on Google Icon
1/24/2024Mirae Asset Global Investments Co. Ltd.578,308$12.52M0.0%-2.8%1.642%Search for SEC Filing on Google Icon
1/24/2024International Assets Investment Management LLC31,652$0.69M0.0%+2,065.0%0.090%Search for SEC Filing on Google Icon
1/16/2024Raymond James & Associates20,043$0.43M0.0%+43.2%0.057%Search for SEC Filing on Google Icon
11/14/2023Samalin Investment Counsel LLC10,015$0.22M0.1%N/A0.028%Search for SEC Filing on Google Icon
11/13/2023Mariner LLC21,186$0.46M0.0%-10.3%0.060%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
Westlake Chemical Partners logo
Westlake Chemical Partners LP acquires, develops, and operates ethylene production facilities and related assets in the United States. The company's ethylene production facilities primarily convert ethane into ethylene. It also sells ethylene co-products, such as propylene, crude butadiene, pyrolysis gasoline, and hydrogen directly to third parties on either a spot or contract basis. Westlake Chemical Partners GP LLC serves as the general partner of the company. Westlake Chemical Partners LP was founded in 1991 and is headquartered in Houston, Texas.
Read More on Westlake Chemical Partners

Today's Range

Now: $19.00
Low: $18.82
High: $19.05

50 Day Range

MA: $19.51
Low: $17.89
High: $21.38

52 Week Range

Now: $19.00
Low: $17.75
High: $25.04

Volume

49,228 shs

Average Volume

82,366 shs

Market Capitalization

$669.57 million

P/E Ratio

13.57

Dividend Yield

9.92%

Beta

0.61

Who are the company insiders with the largest holdings of Westlake Chemical Partners?

Westlake Chemical Partners' top insider investors include:
  1. Andrew Kenner (SVP)
  2. Jean-Marc Gilson (CEO)
  3. James Chao (Chairman)
Learn More about top insider investors at Westlake Chemical Partners.

Who are the major institutional investors of Westlake Chemical Partners?

Westlake Chemical Partners' top institutional shareholders include:
  1. Invesco Ltd. — 14.27%
  2. Energy Income Partners LLC — 5.04%
  3. MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. — 1.64%
  4. UBS Group AG — 1.31%
  5. Bank of America Corp DE — 0.72%
  6. Citigroup Inc. — 0.53%
Learn More about top institutional investors of Westlake Chemical Partners stock.

Which institutional investors are selling Westlake Chemical Partners stock?

Within the previous quarter, WLKP stock was sold by these institutional investors:
  1. Invesco Ltd.
  2. UBS Group AG
  3. MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.
  4. Citigroup Inc.
  5. Future Financial Wealth Managment LLC

Which institutional investors are buying Westlake Chemical Partners stock?

During the last quarter, WLKP stock was purchased by institutional investors including:
  1. Gilman Hill Asset Management LLC
  2. ING Groep NV
  3. Samalin Investment Counsel LLC
  4. Advisory Services Network LLC
  5. Bank of America Corp DE
  6. U.S. Capital Wealth Advisors LLC
  7. Energy Income Partners LLC
  8. GSA Capital Partners LLP
During the previous year, these company insiders have bought Westlake Chemical Partners stock:
  1. Andrew Kenner (SVP)
  2. Jean-Marc Gilson (CEO)
Learn More investors buying Westlake Chemical Partners stock.