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ECVT Insider Trading

Insider Ownership Percentage: 1.48%
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.

Skip ChartChart Data in Insider Trading History Table

Ecovyst Share Price & Price History

Current Price: $11.58
Price Change: ▲ Price Increase of +0.155 (1.36%)
As of 02/24/2026 04:59 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  
5/26/2023Ltd IneosMajor ShareholderSell14,000,000$10.88$152,320,000.0010,731,385View SEC Filing Icon  
3/7/2023Ccmp Capital, LpMajor ShareholderSell11,490,444$9.95$114,329,917.80View SEC Filing Icon  
See Full Table

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.

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

Ecovyst Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
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
1/14/2026Wedge Capital Management L L P NC315,824$3.07M0.1%-2.1%0.277%Search for SEC Filing on Google Icon
1/9/2026SG Americas Securities LLC331,184$3.22M0.0%+938.0%0.290%Search for SEC Filing on Google Icon
1/1/2026JPMorgan Chase & Co.361,359$3.17M0.0%+21.1%0.317%Search for SEC Filing on Google Icon
11/21/2025CIBC Bancorp USA Inc.12,490$0.11M0.0%N/A0.011%Search for SEC Filing on Google Icon
11/17/2025Dark Forest Capital Management LP82,094$0.72M0.0%-50.9%0.072%Search for SEC Filing on Google Icon
11/17/2025PharVision Advisers LLC11,580$0.10M0.1%N/A0.010%Search for SEC Filing on Google Icon
11/17/2025Verition Fund Management LLC49,581$0.43M0.0%-46.4%0.043%Search for SEC Filing on Google Icon
11/17/2025Shapiro Capital Management LLC3,910,397$34.26M1.5%-30.1%3.430%Search for SEC Filing on Google Icon
11/17/2025Prelude Capital Management LLC21,100$0.19M0.0%N/A0.019%Search for SEC Filing on Google Icon
11/17/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.54,432$0.48M0.0%N/A0.048%Search for SEC Filing on Google Icon
11/17/2025Invenomic Capital Management LP1,909,686$16.73M0.8%N/A1.675%Search for SEC Filing on Google Icon
11/17/2025Citadel Advisors LLC30,720$0.27M0.0%-95.6%0.027%Search for SEC Filing on Google Icon
11/17/2025Brevan Howard Capital Management LP130,184$1.14M0.0%+460.0%0.114%Search for SEC Filing on Google Icon
11/17/2025Clearline Capital LP168,144$1.47M0.1%N/A0.147%Search for SEC Filing on Google Icon
11/17/2025Bank of America Corp DE771,876$6.76M0.0%-21.3%0.677%Search for SEC Filing on Google Icon
11/17/2025Boothbay Fund Management LLC49,995$0.44M0.0%-80.0%0.044%Search for SEC Filing on Google Icon
11/17/2025Alliancebernstein L.P.124,260$1.09M0.0%-95.0%0.109%Search for SEC Filing on Google Icon
11/17/2025Ameriprise Financial Inc.2,149,744$18.83M0.0%+35.2%1.885%Search for SEC Filing on Google Icon
11/14/2025Creative Planning28,622$0.25M0.0%+4.8%0.025%Search for SEC Filing on Google Icon
11/14/2025Amundi132,511$1.12M0.0%-2.2%0.116%Search for SEC Filing on Google Icon
11/14/2025Rubric Capital Management LP10,400,000$91.10M1.0%+120.9%9.121%Search for SEC Filing on Google Icon
11/14/2025Hotchkis & Wiley Capital Management LLC8,852,152$77.55M0.2%-21.1%7.764%Search for SEC Filing on Google Icon
11/14/2025California State Teachers Retirement System118,159$1.04M0.0%+15.7%0.104%Search for SEC Filing on Google Icon
11/14/2025Zurcher Kantonalbank Zurich Cantonalbank 51,292$0.45M0.0%+4.3%0.045%Search for SEC Filing on Google Icon
11/14/2025UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC214,529$1.88M0.0%-35.8%0.188%Search for SEC Filing on Google Icon
11/14/2025Bridgeway Capital Management LLC710,099$6.22M0.1%+6.7%0.623%Search for SEC Filing on Google Icon
11/14/2025Squarepoint Ops LLC28,499$0.25M0.0%-81.1%0.025%Search for SEC Filing on Google Icon
11/14/2025Mangrove Partners IM LLC5,474,057$47.95M4.0%+20.6%4.801%Search for SEC Filing on Google Icon
11/14/2025Simcoe Capital Management LLC767,640$6.73M1.0%N/A0.673%Search for SEC Filing on Google Icon
11/14/2025Cove Street Capital LLC313,713$2.75M3.6%-44.9%0.275%Search for SEC Filing on Google Icon
11/13/2025Boston Partners3,225,459$28.10M0.0%-0.5%2.829%Search for SEC Filing on Google Icon
11/13/2025Landscape Capital Management L.L.C.10,108$89K0.0%N/A0.009%Search for SEC Filing on Google Icon
11/13/2025Oaktree Capital Management LP2,859,022$25.05M0.2%N/A2.507%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: $11.58
Low: $11.45
High: $11.79

50 Day Range

MA: $10.66
Low: $9.40
High: $11.67

52 Week Range

Now: $11.58
Low: $5.24
High: $11.85

Volume

1,067,624 shs

Average Volume

1,240,038 shs

Market Capitalization

$1.32 billion

P/E Ratio

N/A

Dividend Yield

N/A

Beta

1.2

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

Ecovyst's top insider shareholders include:
  1. Joseph S Koscinski (Insider)
  2. Susan F Ward (Director)
  3. Paul Whittleston (Insider)
Learn More about top insider investors at Ecovyst.

Who are the major institutional investors of Ecovyst?

Ecovyst's top institutional shareholders include:
  1. Vanguard Group Inc. — 9.75%
  2. Rubric Capital Management LP — 9.21%
  3. Dimensional Fund Advisors LP — 5.60%
  4. Mangrove Partners IM LLC — 4.78%
  5. Brown Advisory Inc. — 4.41%
  6. Oaktree Capital Management LP — 3.73%
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. Brown Advisory Inc.
  2. Allspring Global Investments Holdings LLC
  3. Nuveen LLC
  4. William Blair Investment Management LLC
  5. LSV Asset Management
  6. Thompson Siegel & Walmsley LLC
  7. Goldman Sachs Group Inc.
  8. Amundi

Which institutional investors are buying Ecovyst stock?

Within the previous quarter, ECVT stock was acquired by institutional investors including:
  1. Brightline Capital Management LLC
  2. Oaktree Capital Management LP
  3. NewEdge Advisors LLC
  4. Kestrel Investment Management Corp
  5. SG Americas Securities LLC
  6. UBS Group AG
  7. Vanguard Group Inc.
  8. Owls Nest Partners IA LLC
In the previous year, these company insiders have bought Ecovyst stock:
  1. Joseph S Koscinski (Insider)
  2. Susan F Ward (Director)
Learn More investors buying Ecovyst stock.