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ECVT Insider Trading

Insider Ownership Percentage: 1.84%
Insider Buying (Last 12 Months): $0.00
Insider Selling (Last 12 Months): $0.00

Ecovyst Insider Trading History Chart

This chart shows the insider buying and selling history at Ecovyst by year and by quarter.

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Ecovyst Share Price & Price History

Current Price: $13.81
Price Change: ▲ Price Increase of +0.003 (0.02%)
As of 05/22/2026 03:59 PM ET

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

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Days: 30 | 90 | 365

Ecovyst Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
8/7/2024Paul WhittlestonInsiderBuy7,800$6.50$50,700.0057,542View SEC Filing Icon  
8/5/2024Joseph S KoscinskiInsiderBuy4,807$6.26$30,091.82544,609View SEC Filing Icon  
3/22/2024Susan F WardDirectorSell24,436$10.28$251,202.0867,587View SEC Filing Icon  
8/23/2023Kurt BittingInsiderBuy3,100$9.64$29,884.00415,718View SEC Filing Icon  
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SEC Filings (Institutional Ownership Changes) for Ecovyst (NYSE:ECVT)

86.69% of Ecovyst 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 ECVT by year and by quarter.

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Ecovyst Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
5/19/2026Dayah Capital LLC470,000$6.04M2.3%N/A0.429%Search for SEC Filing on Google Icon
5/19/2026Bank of America Corp DE1,106,009$14.22M0.0%+62.1%1.011%Search for SEC Filing on Google Icon
5/19/2026RBF Capital LLC51,017$0.66M0.0%-27.1%0.047%Search for SEC Filing on Google Icon
5/19/2026Oaktree Capital Management LP2,393,791$30.78M0.4%-43.7%2.187%Search for SEC Filing on Google Icon
5/18/2026Amundi19,749$0.25M0.0%-9.2%0.018%Search for SEC Filing on Google Icon
5/18/2026California State Teachers Retirement System106,933$1.38M0.0%-6.9%0.098%Search for SEC Filing on Google Icon
5/18/2026Rubric Capital Management LP9,136,067$117.49M1.2%-13.0%8.347%Search for SEC Filing on Google Icon
5/18/2026Empowered Funds LLC566,680$7.29M0.0%+8.6%0.518%Search for SEC Filing on Google Icon
5/16/2026The Manufacturers Life Insurance Company 48,133$0.62M0.0%-4.0%0.044%Search for SEC Filing on Google Icon
5/16/2026Quantinno Capital Management LP75,446$0.97M0.0%-2.4%0.069%Search for SEC Filing on Google Icon
5/16/2026SummitTX Capital L.P.390,106$5.02M0.2%N/A0.356%Search for SEC Filing on Google Icon
5/16/2026Lazard Asset Management LLC62,714$0.81M0.0%+335.8%0.057%Search for SEC Filing on Google Icon
5/14/2026Renaissance Technologies LLC306,700$3.94M0.0%+33.3%0.280%Search for SEC Filing on Google Icon
5/14/2026Arrowstreet Capital Limited Partnership4,829,034$62.10M0.0%+246.6%4.412%Search for SEC Filing on Google Icon
5/14/2026Caxton Associates LLP24,323$0.31M0.0%N/A0.022%Search for SEC Filing on Google Icon
5/14/2026Inceptionr LLC17,927$0.23M0.1%N/A0.016%Search for SEC Filing on Google Icon
5/14/2026Sei Investments Co.938,031$12.06M0.0%+80.3%0.857%Search for SEC Filing on Google Icon
5/14/2026State of Wyoming6,210$80K0.0%N/A0.006%Search for SEC Filing on Google Icon
5/12/2026First Wilshire Securities Management Inc.2,196,784$28.25M6.4%+1.0%2.007%Search for SEC Filing on Google Icon
5/7/2026Dimensional Fund Advisors LP6,498,654$83.57M0.0%+1.7%5.938%Search for SEC Filing on Google Icon
5/6/2026Allspring Global Investments Holdings LLC3,798,389$49.84M0.1%-8.0%3.470%Search for SEC Filing on Google Icon
5/5/2026Kestrel Investment Management Corp405,400$5.21M3.1%-0.5%0.370%Search for SEC Filing on Google Icon
5/5/2026Bank of New York Mellon Corp382,233$4.92M0.0%-1.4%0.349%Search for SEC Filing on Google Icon
5/4/2026J. Safra Sarasin Holding AG24,405$0.31M0.0%N/A0.022%Search for SEC Filing on Google Icon
5/1/2026Fifth Third Bancorp54,291$0.70M0.0%N/A0.050%Search for SEC Filing on Google Icon
4/30/2026Hsbc Holdings PLC310,322$4.02M0.0%N/A0.284%Search for SEC Filing on Google Icon
4/30/2026Summit Securities Group LLC12,000$0.15M0.0%N/A0.011%Search for SEC Filing on Google Icon
4/27/2026Y Intercept Hong Kong Ltd49,936$0.64M0.0%N/A0.046%Search for SEC Filing on Google Icon
4/25/2026Strs Ohio24,900$0.32M0.0%+6,125.0%0.023%Search for SEC Filing on Google Icon
4/23/2026Inspire Investing LLC39,896$0.51M0.0%-16.8%0.036%Search for SEC Filing on Google Icon
4/22/2026Sterling Capital Management LLC35,059$0.45M0.0%-37.4%0.032%Search for SEC Filing on Google Icon
4/20/2026OP Asset Management Ltd5,963$77K0.0%N/A0.005%Search for SEC Filing on Google Icon
4/16/2026SG Americas Securities LLC516,569$6.64M0.0%+56.0%0.467%Search for SEC Filing on Google Icon
2/19/2026Invesco Ltd.273,358$2.66M0.0%-22.3%0.240%Search for SEC Filing on Google Icon
2/18/2026EP Wealth Advisors LLC40,869$0.40M0.0%N/A0.036%Search for SEC Filing on Google Icon
2/18/2026NewEdge Advisors LLC895,364$8.71M0.0%N/A0.785%Search for SEC Filing on Google Icon
2/18/2026Empowered Funds LLC521,672$5.08M0.0%+23.3%0.458%Search for SEC Filing on Google Icon
2/18/2026XTX Topco Ltd18,081$0.18M0.0%N/A0.016%Search for SEC Filing on Google Icon
2/18/2026VARCOV Co.32,223$0.31M0.1%N/A0.028%Search for SEC Filing on Google Icon
2/18/2026Oaktree Capital Management LP4,254,503$41.40M0.6%+48.8%3.731%Search for SEC Filing on Google Icon
2/18/2026Inspire Investing LLC47,959$0.47M0.0%-7.4%0.042%Search for SEC Filing on Google Icon
2/18/2026Invenomic Capital Management LP1,906,840$18.55M0.9%-0.1%1.672%Search for SEC Filing on Google Icon
2/18/2026Boothbay Fund Management LLC25,187$0.25M0.0%-49.6%0.022%Search for SEC Filing on Google Icon
2/18/2026Bridgeway Capital Management LLC808,547$7.87M0.2%+13.9%0.709%Search for SEC Filing on Google Icon
2/17/2026AQR Capital Management LLC74,001$0.72M0.0%-52.3%0.065%Search for SEC Filing on Google Icon
2/17/2026Amundi21,752$0.21M0.0%-83.6%0.019%Search for SEC Filing on Google Icon
2/17/2026Price T Rowe Associates Inc. MD93,364$0.91M0.0%+5.1%0.082%Search for SEC Filing on Google Icon
2/17/2026California State Teachers Retirement System114,815$1.12M0.0%-2.8%0.101%Search for SEC Filing on Google Icon
2/17/2026Atom Investors LP149,116$1.45M0.1%-10.6%0.131%Search for SEC Filing on Google Icon
2/17/2026State of Wisconsin Investment Board535,412$5.21M0.0%-1.3%0.470%Search for SEC Filing on Google Icon
2/17/2026Captrust Financial Advisors11,618$0.11M0.0%-33.0%0.010%Search for SEC Filing on Google Icon
2/17/2026Royal Bank of Canada3,258$31K0.0%-39.9%0.003%Search for SEC Filing on Google Icon
2/17/2026Mangrove Partners IM LLC5,447,873$53.01M4.3%-0.5%4.778%Search for SEC Filing on Google Icon
2/17/2026Needham Investment Management LLC1,020,000$9.93M0.6%+4.1%0.895%Search for SEC Filing on Google Icon
2/16/2026Verition Fund Management LLC60,003$0.58M0.0%+21.0%0.053%Search for SEC Filing on Google Icon
2/16/2026Owls Nest Partners IA LLC1,826,120$17.77M4.9%+10.6%1.602%Search for SEC Filing on Google Icon
2/16/2026Medina Value Partners LLC2,192,017$21.33M5.0%+1.5%1.922%Search for SEC Filing on Google Icon
2/16/2026Entropy Technologies LP26,766$0.26M0.0%N/A0.023%Search for SEC Filing on Google Icon
2/16/2026Barclays PLC230,351$2.24M0.0%-7.2%0.202%Search for SEC Filing on Google Icon
2/16/2026Brown Advisory Inc.5,024,810$48.89M0.1%-8.2%4.407%Search for SEC Filing on Google Icon
2/13/2026The Manufacturers Life Insurance Company 50,158$0.49M0.0%-5.2%0.044%Search for SEC Filing on Google Icon
2/13/2026Rubric Capital Management LP10,500,000$102.17M1.2%+1.0%9.209%Search for SEC Filing on Google Icon
2/13/2026Brightline Capital Management LLC2,050,000$19.95M8.1%N/A1.798%Search for SEC Filing on Google Icon
2/13/2026First Trust Advisors LP65,027$0.63M0.0%N/A0.057%Search for SEC Filing on Google Icon
2/13/2026Charles Schwab Investment Management Inc.2,271,907$22.11M0.0%+1.3%1.993%Search for SEC Filing on Google Icon
2/13/2026State Street Corp2,543,242$24.75M0.0%+0.7%2.231%Search for SEC Filing on Google Icon
2/13/2026UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC203,839$1.98M0.0%-5.0%0.179%Search for SEC Filing on Google Icon
2/13/2026Wells Fargo & Company MN143,468$1.40M0.0%+39.7%0.126%Search for SEC Filing on Google Icon
2/12/2026Jane Street Group LLC20,949$0.20M0.0%-79.7%0.018%Search for SEC Filing on Google Icon
2/12/2026MetLife Investment Management LLC61,218$0.60M0.0%-7.9%0.054%Search for SEC Filing on Google Icon
2/12/2026Renaissance Technologies LLC230,100$2.24M0.0%-4.4%0.202%Search for SEC Filing on Google Icon
2/12/2026Dimensional Fund Advisors LP6,387,278$62.15M0.0%+2.1%5.602%Search for SEC Filing on Google Icon
2/12/2026EntryPoint Capital LLC30,096$0.29M0.1%N/A0.026%Search for SEC Filing on Google Icon
2/12/2026Campbell & CO Investment Adviser LLC47,245$0.46M0.0%-43.3%0.041%Search for SEC Filing on Google Icon
2/12/2026Loomis Sayles & Co. L P1,268,450$12.34M0.0%+0.7%1.112%Search for SEC Filing on Google Icon
2/12/2026Swiss National Bank225,600$2.20M0.0%-0.9%0.198%Search for SEC Filing on Google Icon
2/12/2026Nuveen LLC315,988$3.08M0.0%-50.4%0.277%Search for SEC Filing on Google Icon
2/12/2026First Wilshire Securities Management Inc.2,174,934$21.16M5.3%-0.4%1.908%Search for SEC Filing on Google Icon
2/11/2026Empowered Funds LLC521,672$5.08M0.0%+23.3%0.458%Search for SEC Filing on Google Icon
2/11/2026Deutsche Bank AG84,462$0.82M0.0%+4.6%0.074%Search for SEC Filing on Google Icon
2/11/2026JPMorgan Chase & Co.456,992$4.45M0.0%+26.5%0.401%Search for SEC Filing on Google Icon
2/10/2026Goldman Sachs Group Inc.828,289$8.06M0.0%-14.7%0.726%Search for SEC Filing on Google Icon
2/10/2026Thompson Siegel & Walmsley LLC1,366,711$13.30M0.2%-10.2%1.199%Search for SEC Filing on Google Icon
2/10/2026Clear Harbor Asset Management LLC77,200$0.75M0.1%+93.0%0.068%Search for SEC Filing on Google Icon
2/9/2026Geode Capital Management LLC2,677,764$26.06M0.0%-1.1%2.349%Search for SEC Filing on Google Icon
2/9/2026Bleakley Financial Group LLC117,400$1.14M0.0%N/A0.103%Search for SEC Filing on Google Icon
2/9/2026Ballast Asset Management LP540,845$5.26M2.5%-3.4%0.474%Search for SEC Filing on Google Icon
2/9/2026Clearstead Advisors LLC11,400$0.11M0.0%-56.7%0.010%Search for SEC Filing on Google Icon
2/9/2026William Blair Investment Management LLC2,728,749$26.55M0.1%-9.5%2.393%Search for SEC Filing on Google Icon
2/6/2026LSV Asset Management146,300$1.42M0.0%-55.4%0.128%Search for SEC Filing on Google Icon
2/3/2026Kestrel Investment Management Corp407,600$3.97M2.2%N/A0.357%Search for SEC Filing on Google Icon
1/29/2026Comerica Bank66,314$0.65M0.0%-4.7%0.058%Search for SEC Filing on Google Icon
1/29/2026Pictet Asset Management Holding SA17,977$0.18M0.0%+29.4%0.016%Search for SEC Filing on Google Icon
1/29/2026UBS Group AG282,370$2.75M0.0%+222.9%0.248%Search for SEC Filing on Google Icon
1/29/2026Vanguard Group Inc.11,112,611$108.13M0.0%+1.8%9.746%Search for SEC Filing on Google Icon
1/28/2026Arizona State Retirement System31,911$0.31M0.0%-8.1%0.028%Search for SEC Filing on Google Icon
1/26/2026CWM LLC6,160$60K0.0%-29.0%0.005%Search for SEC Filing on Google Icon
1/23/2026State of Alaska Department of Revenue24,256$0.24M0.0%+341.7%0.021%Search for SEC Filing on Google Icon
1/20/2026Harbor Capital Advisors Inc.584,647$5.69M0.4%+22.1%0.513%Search for SEC Filing on Google Icon
1/15/2026Allspring Global Investments Holdings LLC4,127,390$40.90M0.1%-8.4%3.620%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
Ecovyst logo
Ecovyst Inc. offers specialty catalysts and services in the United States and internationally. The company operates in two segments, Ecoservices and Advanced Materials & Catalysts. The Ecoservices segment provides sulfuric acid recycling services and end-to-end logistics for production of alkylate for refineries; and virgin sulfuric acid for mining, water treatment, and industrial applications. The Advanced Materials & Catalysts segment offers advanced materials and specialty catalyst products and process solutions to producers and licensors of polyethylene and advanced silicas. This segment also supplies specialty zeolites and zeolite-based catalysts to customers for refining of oil primarily hydrocracking catalyst and dewaxing, sustainable fuels, and emission control systems for both on-road and non-road diesel engines. The company was formerly known as PQ Group Holdings Inc. and changed its name to Ecovyst Inc. in August 2021. Ecovyst Inc. was founded in 1831 and is headquartered in Malvern, Pennsylvania.
Read More on Ecovyst

Today's Range

Now: $13.81
Low: $13.38
High: $13.84

50 Day Range

MA: $13.51
Low: $11.47
High: $14.97

52 Week Range

Now: $13.81
Low: $7.21
High: $15.09

Volume

3,065,886 shs

Average Volume

1,712,051 shs

Market Capitalization

$1.51 billion

P/E Ratio

N/A

Dividend Yield

N/A

Beta

1.12

Who are the company insiders with the largest holdings of Ecovyst?

Ecovyst's top insider shareholders include:
  1. Ltd Ineos (Major Shareholder)
  2. Joseph S Koscinski (Insider)
  3. Kurt Bitting (Insider)
  4. Michael Feehan (Insider)
  5. Ccmp Capital, Lp (Major Shareholder)
  6. Robert Coxon (Director)
  7. Kyle D Vann (Director)
  8. Susan F Ward (Director)
  9. Paul Whittleston (Insider)
  10. Kevin Michael Fogarty (Director)
Learn More about top insider investors at Ecovyst.

Who are the major institutional investors of Ecovyst?

Ecovyst's top institutional shareholders include:
  1. Rubric Capital Management LP — 8.35%
  2. Dimensional Fund Advisors LP — 5.94%
  3. Arrowstreet Capital Limited Partnership — 4.41%
  4. Allspring Global Investments Holdings LLC — 3.47%
  5. Oaktree Capital Management LP — 2.19%
  6. First Wilshire Securities Management Inc. — 2.01%
Learn More about top institutional investors of Ecovyst stock.

Which institutional investors are selling Ecovyst stock?

In the last quarter, ECVT stock was sold by these institutional investors:
  1. Oaktree Capital Management LP
  2. Rubric Capital Management LP
  3. Allspring Global Investments Holdings LLC
  4. Sterling Capital Management LLC
  5. RBF Capital LLC
  6. Inspire Investing LLC
  7. California State Teachers Retirement System
  8. Bank of New York Mellon Corp

Which institutional investors are buying Ecovyst stock?

Within the previous quarter, ECVT stock was acquired by institutional investors including:
  1. Arrowstreet Capital Limited Partnership
  2. Dayah Capital LLC
  3. Bank of America Corp DE
  4. Sei Investments Co.
  5. SummitTX Capital L.P.
  6. Hsbc Holdings PLC
  7. SG Americas Securities LLC
  8. Dimensional Fund Advisors LP
In the previous year, these company insiders have bought Ecovyst stock:
  1. Joseph S Koscinski (Insider)
  2. Paul Whittleston (Insider)
Learn More investors buying Ecovyst stock.

Ecovyst Active Insiders

Jonny Ginns
Jonny Ginns
Director
Susan F Ward
Susan F Ward
Director
Joseph S Koscinski
Joseph S Koscinski (Age 60)
Insider
Kurt Bitting
Kurt Bitting (Age 50)
Insider
Paul Whittleston
Paul Whittleston (Age 50)
Insider