Ecovyst (ECVT) Institutional Ownership

$13.32 -0.04 (-0.26%)

As of 02:28 PM Eastern

Current Institutional Ownership Percentage: 86.69%
Number of Institutional Buyers (last 12 months): 102
Total Institutional Inflows (last 12 months): $395.31M

Number of Institutional Sellers (last 12 months): 74
Total Institutional Outflows (last 12 months): $212.58M

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ECVT Institutional Buying and Selling by Quarter

Ecovyst Major Shareholders & Ownership History

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Reporting Date	Major Shareholder Name	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
5/19/2026	Dayah Capital LLC	470,000	$6.04M	2.3%	N/A	0.429%
5/19/2026	Bank of America Corp DE	1,106,009	$14.22M	0.0%	+62.1%	1.011%
5/19/2026	RBF Capital LLC	51,017	$656K	0.0%	-27.1%	0.047%
5/19/2026	Oaktree Capital Management LP	2,393,791	$30.78M	0.4%	-43.7%	2.187%
5/18/2026	Amundi	19,749	$254K	0.0%	-9.2%	0.018%
5/18/2026	California State Teachers Retirement System	106,933	$1.38M	0.0%	-6.9%	0.098%
5/18/2026	Rubric Capital Management LP	9,136,067	$117.49M	1.2%	-13.0%	8.347%
5/18/2026	Empowered Funds LLC	566,680	$7.29M	0.0%	+8.6%	0.518%
5/16/2026	The Manufacturers Life Insurance Company	48,133	$619K	0.0%	-4.0%	0.044%
5/16/2026	Quantinno Capital Management LP	75,446	$970K	0.0%	-2.4%	0.069%
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5/16/2026	SummitTX Capital L.P.	390,106	$5.02M	0.2%	N/A	0.356%
5/16/2026	Lazard Asset Management LLC	62,714	$807K	0.0%	+335.8%	0.057%
5/14/2026	Renaissance Technologies LLC	306,700	$3.94M	0.0%	+33.3%	0.280%
5/14/2026	Arrowstreet Capital Limited Partnership	4,829,034	$62.10M	0.0%	+246.6%	4.412%
5/14/2026	Caxton Associates LLP	24,323	$313K	0.0%	N/A	0.022%
5/14/2026	Inceptionr LLC	17,927	$231K	0.1%	N/A	0.016%
5/14/2026	Sei Investments Co.	938,031	$12.06M	0.0%	+80.3%	0.857%
5/14/2026	State of Wyoming	6,210	$80K	0.0%	N/A	0.006%
5/12/2026	First Wilshire Securities Management Inc.	2,196,784	$28.25M	6.4%	+1.0%	2.007%
5/7/2026	Dimensional Fund Advisors LP	6,498,654	$83.57M	0.0%	+1.7%	5.938%
5/6/2026	Allspring Global Investments Holdings LLC	3,798,389	$49.84M	0.1%	-8.0%	3.470%
5/5/2026	Kestrel Investment Management Corp	405,400	$5.21M	3.1%	-0.5%	0.370%
5/5/2026	Bank of New York Mellon Corp	382,233	$4.92M	0.0%	-1.4%	0.349%
5/4/2026	J. Safra Sarasin Holding AG	24,405	$314K	0.0%	N/A	0.022%
5/1/2026	Fifth Third Bancorp	54,291	$698K	0.0%	N/A	0.050%
4/30/2026	Hsbc Holdings PLC	310,322	$4.02M	0.0%	N/A	0.284%
4/30/2026	Summit Securities Group LLC	12,000	$154K	0.0%	N/A	0.011%
4/27/2026	Y Intercept Hong Kong Ltd	49,936	$642K	0.0%	N/A	0.046%
4/25/2026	Strs Ohio	24,900	$320K	0.0%	+6,125.0%	0.023%
4/23/2026	Inspire Investing LLC	39,896	$513K	0.0%	-16.8%	0.036%
4/22/2026	Sterling Capital Management LLC	35,059	$451K	0.0%	-37.4%	0.032%
4/20/2026	OP Asset Management Ltd	5,963	$77K	0.0%	N/A	0.005%
4/16/2026	SG Americas Securities LLC	516,569	$6.64M	0.0%	+56.0%	0.467%
2/19/2026	Invesco Ltd.	273,358	$2.66M	0.0%	-22.3%	0.240%
2/18/2026	EP Wealth Advisors LLC	40,869	$398K	0.0%	N/A	0.036%
2/18/2026	NewEdge Advisors LLC	895,364	$8.71M	0.0%	N/A	0.785%
2/18/2026	Empowered Funds LLC	521,672	$5.08M	0.0%	+23.3%	0.458%
2/18/2026	XTX Topco Ltd	18,081	$176K	0.0%	N/A	0.016%
2/18/2026	VARCOV Co.	32,223	$314K	0.1%	N/A	0.028%
2/18/2026	Oaktree Capital Management LP	4,254,503	$41.40M	0.6%	+48.8%	3.731%
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2/18/2026	Inspire Investing LLC	47,959	$467K	0.0%	-7.4%	0.042%
2/18/2026	Invenomic Capital Management LP	1,906,840	$18.55M	0.9%	-0.1%	1.672%
2/18/2026	Boothbay Fund Management LLC	25,187	$245K	0.0%	-49.6%	0.022%
2/18/2026	Bridgeway Capital Management LLC	808,547	$7.87M	0.2%	+13.9%	0.709%
2/17/2026	AQR Capital Management LLC	74,001	$720K	0.0%	-52.3%	0.065%
2/17/2026	Amundi	21,752	$212K	0.0%	-83.6%	0.019%
2/17/2026	Price T Rowe Associates Inc. MD	93,364	$909K	0.0%	+5.1%	0.082%
2/17/2026	California State Teachers Retirement System	114,815	$1.12M	0.0%	-2.8%	0.101%
2/17/2026	Atom Investors LP	149,116	$1.45M	0.1%	-10.6%	0.131%
2/17/2026	State of Wisconsin Investment Board	535,412	$5.21M	0.0%	-1.3%	0.470%
2/17/2026	Captrust Financial Advisors	11,618	$113K	0.0%	-33.0%	0.010%
2/17/2026	Royal Bank of Canada	3,258	$31K	0.0%	-39.9%	0.003%
2/17/2026	Mangrove Partners IM LLC	5,447,873	$53.01M	4.3%	-0.5%	4.778%
2/17/2026	Needham Investment Management LLC	1,020,000	$9.93M	0.6%	+4.1%	0.895%
2/16/2026	Verition Fund Management LLC	60,003	$584K	0.0%	+21.0%	0.053%
2/16/2026	Owls Nest Partners IA LLC	1,826,120	$17.77M	4.9%	+10.6%	1.602%
2/16/2026	Medina Value Partners LLC	2,192,017	$21.33M	5.0%	+1.5%	1.922%
2/16/2026	Entropy Technologies LP	26,766	$260K	0.0%	N/A	0.023%
2/16/2026	Barclays PLC	230,351	$2.24M	0.0%	-7.2%	0.202%
2/16/2026	Brown Advisory Inc.	5,024,810	$48.89M	0.1%	-8.2%	4.407%
2/13/2026	The Manufacturers Life Insurance Company	50,158	$488K	0.0%	-5.2%	0.044%
2/13/2026	Rubric Capital Management LP	10,500,000	$102.17M	1.2%	+1.0%	9.209%
2/13/2026	Brightline Capital Management LLC	2,050,000	$19.95M	8.1%	N/A	1.798%
2/13/2026	First Trust Advisors LP	65,027	$633K	0.0%	N/A	0.057%
2/13/2026	Charles Schwab Investment Management Inc.	2,271,907	$22.11M	0.0%	+1.3%	1.993%
2/13/2026	State Street Corp	2,543,242	$24.75M	0.0%	+0.7%	2.231%
2/13/2026	UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	203,839	$1.98M	0.0%	-5.0%	0.179%
2/13/2026	Wells Fargo & Company MN	143,468	$1.40M	0.0%	+39.7%	0.126%
2/12/2026	Jane Street Group LLC	20,949	$204K	0.0%	-79.7%	0.018%
2/12/2026	MetLife Investment Management LLC	61,218	$596K	0.0%	-7.9%	0.054%
2/12/2026	Renaissance Technologies LLC	230,100	$2.24M	0.0%	-4.4%	0.202%
2/12/2026	Dimensional Fund Advisors LP	6,387,278	$62.15M	0.0%	+2.1%	5.602%
2/12/2026	EntryPoint Capital LLC	30,096	$293K	0.1%	N/A	0.026%
2/12/2026	Campbell & CO Investment Adviser LLC	47,245	$460K	0.0%	-43.3%	0.041%
2/12/2026	Loomis Sayles & Co. L P	1,268,450	$12.34M	0.0%	+0.7%	1.112%
2/12/2026	Swiss National Bank	225,600	$2.20M	0.0%	-0.9%	0.198%
2/12/2026	Nuveen LLC	315,988	$3.08M	0.0%	-50.4%	0.277%
2/12/2026	First Wilshire Securities Management Inc.	2,174,934	$21.16M	5.3%	-0.4%	1.908%
2/11/2026	Empowered Funds LLC	521,672	$5.08M	0.0%	+23.3%	0.458%
2/11/2026	Deutsche Bank AG	84,462	$822K	0.0%	+4.6%	0.074%
2/11/2026	JPMorgan Chase & Co.	456,992	$4.45M	0.0%	+26.5%	0.401%
2/10/2026	Goldman Sachs Group Inc.	828,289	$8.06M	0.0%	-14.7%	0.726%
2/10/2026	Thompson Siegel & Walmsley LLC	1,366,711	$13.30M	0.2%	-10.2%	1.199%
2/10/2026	Clear Harbor Asset Management LLC	77,200	$751K	0.1%	+93.0%	0.068%
2/9/2026	Geode Capital Management LLC	2,677,764	$26.06M	0.0%	-1.1%	2.349%
2/9/2026	Bleakley Financial Group LLC	117,400	$1.14M	0.0%	N/A	0.103%
2/9/2026	Ballast Asset Management LP	540,845	$5.26M	2.5%	-3.4%	0.474%
2/9/2026	Clearstead Advisors LLC	11,400	$111K	0.0%	-56.7%	0.010%
2/9/2026	William Blair Investment Management LLC	2,728,749	$26.55M	0.1%	-9.5%	2.393%
2/6/2026	LSV Asset Management	146,300	$1.42M	0.0%	-55.4%	0.128%
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2/3/2026	Kestrel Investment Management Corp	407,600	$3.97M	2.2%	N/A	0.357%
1/29/2026	Comerica Bank	66,314	$645K	0.0%	-4.7%	0.058%
1/29/2026	Pictet Asset Management Holding SA	17,977	$175K	0.0%	+29.4%	0.016%
1/29/2026	UBS Group AG	282,370	$2.75M	0.0%	+222.9%	0.248%
1/29/2026	Vanguard Group Inc.	11,112,611	$108.13M	0.0%	+1.8%	9.746%
1/28/2026	Arizona State Retirement System	31,911	$310K	0.0%	-8.1%	0.028%
1/26/2026	CWM LLC	6,160	$60K	0.0%	-29.0%	0.005%
1/23/2026	State of Alaska Department of Revenue	24,256	$235K	0.0%	+341.7%	0.021%
1/20/2026	Harbor Capital Advisors Inc.	584,647	$5.69M	0.4%	+22.1%	0.513%
1/15/2026	Allspring Global Investments Holdings LLC	4,127,390	$40.90M	0.1%	-8.4%	3.620%

ECVT Institutional Ownership - Frequently Asked Questions

During the previous two years, 202 institutional investors and hedge funds held shares of Ecovyst. The most heavily invested institutionals were Rubric Capital Management LP ($117.49M), Vanguard Group Inc. ($108.13M), Dimensional Fund Advisors LP ($83.57M), Hotchkis & Wiley Capital Management LLC ($77.55M), Arrowstreet Capital Limited Partnership ($62.10M), Mangrove Partners IM LLC ($53.01M), and Allspring Global Investments Holdings LLC ($49.84M).Learn more on Ecovyst's institutional investors.

86.69% of Ecovyst's stock is owned by institutional investors. Learn more on ECVT's institutional investor holdings.

Of the 173 institutional investors that purchased Ecovyst's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Rubric Capital Management LP ($10.50M), Boston Partners ($5.50M), Oaktree Capital Management LP ($4.25M), Arrowstreet Capital Limited Partnership ($4.12M), Hotchkis & Wiley Capital Management LLC ($2.75M), Brightline Capital Management LLC ($2.05M), and Harbor Capital Advisors Inc. ($2.03M).

Institutional investors have bought a total of 42,310,293 shares in the last 24 months. This purchase volume represents approximately $395.31M in transactions.

Of the 74 institutional investors that sold Ecovyst's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Alliancebernstein L.P. ($4.33M), Hotchkis & Wiley Capital Management LLC ($2.37M), Oaktree Capital Management LP ($1.86M), Shapiro Capital Management LLC ($1.69M), Harbor Capital Advisors Inc. ($1.68M), Rubric Capital Management LP ($1.36M), and Allspring Global Investments Holdings LLC ($1.10M).

Institutional investors have sold a total of 22,730,191 shares in the last 24 months. This volume of shares sold represents approximately $212.58M in transactions.

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This page (NYSE:ECVT) was last updated on 5/29/2026 by MarketBeat.com Staff.

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Ecovyst (ECVT) Institutional Ownership

ECVT Institutional Buying and Selling by Quarter

Ecovyst Major Shareholders & Ownership History

ECVT Institutional Ownership - Frequently Asked Questions

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Ecovyst (ECVT) Institutional Ownership

Institutional Ownership Changes (13F Filings) for Ecovyst (NYSE:ECVT)

ECVT Institutional Buying and Selling by Quarter

Ecovyst Major Shareholders & Ownership History

ECVT Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of ECVT shares?

What percentage of Ecovyst's stock is owned by institutional investors?

Which institutional investors have been buying Ecovyst's stock?

How much institutional buying is happening at Ecovyst?

Which of Ecovyst's major shareholders have been selling company stock?

How much institutional selling is happening at Ecovyst?

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