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Ecovyst Inc. hedge fund holdings

ECVTNYSE
$10.12+0.16 (+1.61%)as of Oct 2, 2026

Every quarter, large institutional investment managers with over $100M in U.S.-listed assets under management disclose their U.S. equity holdings through 13F filings. Read together, those filings show which businesses professional capital is moving into and out of.

Price vs funds buying and selling

ECVT · close · 13FReported Aug 14, 2026

Price vs funds buying and selling data

Showing the 1Y range: Oct 2, 2025 to Oct 2, 2026. Price (+14.5%). 0 fund reports plotted in this window as 0 markers; nearby trades of the same kind are grouped.

Transactions plotted on the price chart
DateCategoryPersonRoleActionAmountChange in holding
Funds buying · new + increased
Funds selling · reduced + closed
Net buyers vs sellers
Buying = new + increased; selling = reduced + closed. Counts exclude position changes under 5% of the fund's holding last quarter.

Price and fund activity data

Quarterly 13F fund buying and selling activity
QuarterFunds buyingFunds sellingBoughtSoldFilersReported
Q2 20257460$162M$68.4M166Aug 14, 2025
Q3 20257567$192M$207M159Nov 14, 2025
Q4 20254260$92.6M$67.9M152Feb 14, 2026
Q1 20267848$253M$327M190May 15, 2026
Q2 20268967$216M$226M195Aug 14, 2026

Quarterly action breakdown

Q2 2026
195 filers
New position
37
$77M+6.19M sh
Increased
52
$139M+11.2M sh
Reduced
40
-$153M-12.3M sh
Out / sold
27
-$73.4M-5.89M sh
Last 4 quarters · free
Reported Aug 14, 2026
FundActionChange in dollarValue% of portfolioReported
Hotchkis & Wiley Capital Management LLCReduce 74.06%-$49.9M$17.5M0.05%Aug 14, 2026
Driehaus Capital Management LLCSell 100%-$17.4M$00.00%Aug 14, 2026
Owls Nest Partners IA, LLCReduce 86.04%-$14.7M$2.39M0.78%Aug 13, 2026
William Blair Investment Management, LLCReduce 53.85%-$12.5M$10.7M0.03%Aug 12, 2026
Healthcare of Ontario Pension Plan Trust FundNew Buy+$11.7M$11.7M0.02%Aug 13, 2026
Brigade Capital Management, LPSell 100%-$10.5M$00.00%Aug 14, 2026
Congruence Capital, LLCSell 100%-$10.5M$00.00%Aug 13, 2026
Shapiro Capital Management LLCSell 100%-$9.86M$00.00%Aug 6, 2026
Apis Capital Advisors, LLCNew Buy+$6.72M$6.72M0.65%Aug 14, 2026
Dayah Capital LLCSell 100%-$6.04M$00.00%Aug 14, 2026
UniSuper Management Pty LtdNew Buy+$5.7M$5.7M0.03%Aug 14, 2026
Invenomic Capital Management LPSell 100%-$5.38M$00.00%Aug 14, 2026
SummitTX Capital, L.P.Sell 100%-$5.02M$00.00%Aug 14, 2026
Thrivent Financial for LutheransNew Buy+$3.95M$3.95M0.01%Aug 14, 2026
Simcoe Capital LLCNew Buy+$2.98M$2.98M1.82%Aug 6, 2026
Schroder Investment Management GroupNew Buy+$2.94M$2.94M0.00%Aug 13, 2026
Edgestream Partners, L.P.New Buy+$2.92M$2.92M0.09%Aug 11, 2026
Harbor Capital Advisors, Inc.Reduce 99.71%-$2.77M$8K0.00%Aug 7, 2026
Brightline Capital Management, LLCAdded 7.57%+$2.64M$37.5M8.13%Aug 14, 2026
Loomis Sayles & Co L PReduce 17.25%-$2.63M$12.6M0.02%Aug 14, 2026
Massar Capital Management, LPSell 100%-$2.3M$00.00%Aug 14, 2026
Gotham Asset Management, LLCAdded 162.92%+$2.02M$3.26M0.01%Aug 14, 2026
VARCOV Co.Reduce 55.02%-$1.91M$1.56M0.59%Aug 14, 2026
CenterBook Partners LPNew Buy+$1.42M$1.42M0.07%Aug 11, 2026
CastleKnight Management LPAdded 28.98%+$1.32M$5.9M0.08%Aug 14, 2026
Capital Fund Management S.A.New Buy+$1.31M$1.31M0.01%Aug 13, 2026
Hartree Partners, LPSell 100%-$1.24M$00.00%Aug 12, 2026
Cookson Peirce & Co IncNew Buy+$1.23M$1.23M0.04%Jul 23, 2026
CWA Asset Management Group, LLCNew Buy+$1.08M$1.08M0.03%Jul 14, 2026
Jennison Associates LLCNew Buy+$1.01M$1.01M0.00%Aug 3, 2026
Tiptree Advisors, LLCAdded 23.08%+$934K$4.98M3.08%Aug 14, 2026
Wedge Capital Management L L PReduce 27.11%-$866K$2.33M0.04%Jul 10, 2026
nVerses Capital, LLCSell 100%-$502K$00.00%Aug 4, 2026
Fox Run Management, L.L.C.Sell 100%-$482K$00.00%Aug 4, 2026
BTG Pactual Asset Management US LLCNew Buy+$394K$394K0.02%Aug 14, 2026
KLP Kapitalforvaltning AsAdded 127.57%+$386K$688K0.00%Aug 12, 2026
Freestone Grove Partners LPNew Buy+$355K$355K0.00%Aug 14, 2026
Integrated Quantitative Investments LLCNew Buy+$324K$324K0.05%Aug 14, 2026
First Wilshire Securities Management IncReduce 1.16%-$318K$27M5.57%Aug 14, 2026
Caxton Associates LLPSell 100%-$313K$00.00%Aug 14, 2026
Seven Mile AdvisorySell 100%-$281K$00.00%Aug 13, 2026
Inceptionr LLCSell 100%-$231K$00.00%Aug 11, 2026
RBF Capital, LLCReduce 31.40%-$199K$436K0.02%Aug 14, 2026
Inspire Investing, LLCAdded 37.45%+$186K$683K0.03%Aug 12, 2026
MQS Management LLCNew Buy+$168K$168K0.20%Aug 7, 2026
Praxis Investment Management IncSell 100%-$157K$00.00%Aug 4, 2026
Summit Securities Group LLCSell 100%-$154K$00.00%Aug 3, 2026
EntryPoint Capital, LLCAdded 63.85%+$122K$314K0.08%Aug 13, 2026
Empowered Funds, LLCAdded 1.53%+$108K$7.16M0.04%Aug 17, 2026
Campbell & CO Investment Adviser LLCReduce 4.75%-$69.4K$1.39M0.07%Aug 3, 2026
Ballast Asset Management, LPReduce 0.99%-$68.6K$6.84M2.73%Aug 13, 2026
Verdence Capital Advisors LLCReduce 3.92%-$52.6K$1.29M0.07%Jul 29, 2026
Quantinno Capital Management LPReduce 4.08%-$38.3K$901K0.00%Aug 13, 2026
Nomura Asset Management Co LtdSell 100%-$34.7K$00.00%Aug 13, 2026
Clear Harbor Asset Management, LLCReduce 3.57%-$28.6K$773K0.05%Aug 12, 2026
Net Worth Advisory GroupReduce 6.14%-$21.7K$332K0.08%Jul 14, 2026
Aster Capital Management (DIFC) LtdAdded 705.73%+$19.9K$22.8K0.00%Aug 14, 2026
Investors Research CorpSell 100%-$19.3K$00.00%Jul 10, 2026
LSV Asset ManagementReduce 3.63%-$18.7K$496K0.00%Aug 6, 2026
Quarry LPReduce 85.88%-$17.6K$2.9K0.00%Aug 14, 2026
Picton Mahoney Asset ManagementNew Buy+$2.91K$2.91K0.00%Aug 13, 2026
MassMutual Private Wealth & Trust, FSBNew Buy+$1.78K$1.78K0.00%Jul 2, 2026
Valued Wealth Advisors LLCNew Buy+$1.22K$1.22K0.00%Jul 21, 2026
Xponance LLCAdded 0.91%+$1.2K$132K0.00%Aug 10, 2026
BNP PARIBAS ASSET MANAGEMENT Holding S.A.Added 2.34%+$523$22.8K0.00%Aug 13, 2026
Assetmark, IncAdded 5.56%+$12$2370.00%Jul 30, 2026

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