Ecovyst Ownership | Who Owns Ecovyst?

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Ecovyst Ownership Summary

Ecovyst is owned by 40.85% institutional investors, 1.47% insiders, and 57.68% retail investors. Vanguard group is the largest institutional shareholder, holding 9.40% of ECVT shares. Allspring Special Small Cap Value A is the top mutual fund, with 3.19% of its assets in Ecovyst shares.

ECVT Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Ecovyst	40.85%	1.47%	57.68%
Sector	Basic Materials Stocks	37.00%	12.71%	50.29%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Vanguard group	10.92M	9.40%	$95.67M
Rubric capital management lp	10.40M	8.95%	$91.10M
Blackrock funding, inc. /de	10.27M	8.83%	$89.95M
Blackrock	9.64M	8.24%	$86.48M
Hotchkis & wiley capital management	8.85M	7.62%	$77.54M
Dimensional fund advisors lp	6.26M	5.38%	$54.81M
Brown advisory	5.47M	4.71%	$47.96M
Mangrove partners	5.47M	4.71%	$47.95M
Allspring global investments	4.51M	3.88%	$38.62M
Shapiro capital management	3.91M	3.36%	$34.26M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
First wilshire securities management	2.18M	5.09%	$19.12M
Medina value partners	2.16M	4.42%	$18.92M
Owls nest partners ia	1.65M	4.02%	$14.46M
Cove street capital	313.71K	3.59%	$2.75M
Mangrove partners	5.47M	3.54%	$47.95M
Ballast asset management, lp	560.14K	2.24%	$4.91M
Forest hill capital	391.90K	2.02%	$3.43M
Shapiro capital management	3.91M	1.48%	$34.26M
Rubric capital management lp	10.40M	1.03%	$91.10M
Simcoe capital management	767.64K	0.97%	$6.72M

Top Buyers

Holder	Shares	% Assets	Change
Rubric capital management lp	10.40M	1.03%	5.69M
Brown advisory	5.47M	0.06%	5.47M
Oaktree capital management lp	2.86M	0.39%	2.86M
Invenomic capital management lp	1.91M	0.81%	1.91M
Blackrock	9.64M	0.00%	1.42M

Top Sellers

Holder	Shares	% Assets	Change
Westwood group	-	-	-4.99M
Western standard	-	-	-3.57M
Hotchkis & wiley capital management	8.85M	0.24%	-2.37M
Alliancebernstein	124.26K	0.00%	-2.37M
Shapiro capital management	3.91M	1.48%	-1.69M

New Positions

Holder	Shares	% Assets	Change	Value
Brown advisory	5.47M	0.06%	5.47M	$47.96M
Oaktree capital management lp	2.86M	0.39%	2.86M	$25.05M
Invenomic capital management lp	1.91M	0.81%	1.91M	$16.73M
Simcoe capital management	767.64K	0.97%	767.64K	$6.72M
Y-intercept (hong kong)	226.18K	0.05%	226.18K	$1.98M

Sold Out

Holder	Change
Dinuzzo private wealth	-15.00
Ifp advisors	-18.00
Sjs investment consulting	-18.00
Nelson, van denburg & campbell wealth management group	-19.00
Allworth financial lp	-28.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Sep 30, 2025	73	-57.06%	47,478,037	-58.47%	40	0.42%	40	-54.55%	20	-65.52%
Jun 30, 2025	176	7.32%	118,977,398	11.29%	102	1.23%	90	21.62%	62	5.08%
Mar 31, 2025	9	-94.71%	11,900,535	-88.45%	10	0.13%	8	-92.31%	1	-97.78%
Dec 31, 2024	57	-64.38%	41,876,704	-60.80%	35	0.43%	38	-57.30%	13	-76.79%
Sep 30, 2024	160	5.96%	106,841,585	0.54%	91	1.11%	89	-6.32%	56	47.37%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
Allspring Special Small Cap Value A	3.65M	3.19%	-112.50K
Vanguard Total Stock Mkt Idx Inv	3.29M	2.87%	-72.95K
Vanguard US Total Market Shares ETF	3.33M	2.84%	-
Fidelity Small Cap Value Fund	3.21M	2.75%	-2.19M
iShares Russell 2000 ETF	2.61M	2.28%	-
Vanguard Small Cap Index	2.56M	2.24%	-17.12K
Hotchkis & Wiley Small Cap Value I	2.45M	2.14%	-319.30K
American Beacon Small Cp Val R5	2.27M	1.98%	-
Shapiro Capital Mgt Sm-Cap Val	2.28M	1.94%	250.55K
Brown Advisory Small-Cap Fdmtl Val Inv	2.14M	1.87%	2.14M

Recent Insider Transactions

Date	Name	Role	Activity	Value
Nov 07, 2025	Ward Susan F	-	Sell	$126.02K
Aug 07, 2024	Whittleston Paul	See Remarks	Buy	$50.74K
Aug 05, 2024	Koscinski Joseph S.	See Remarks	Buy	$30.09K
Aug 05, 2024	Feehan Michael	See Remarks	Buy	$100.54K
Aug 05, 2024	Bitting Kurt	See Remarks	Buy	$31.35K

Insider Transactions Trends

Date	Buy	Sell
2025 Q1	-	-
2024 Q3	4	-
2024 Q2	-	-
2024 Q1	-	1
2023 Q3	2	-

ECVT Ownership FAQ

Who owns the most shares of Ecovyst?

Ecovyst’s largest shareholders are Vanguard group (10.92M shares, 9.40%), Rubric capital management lp (10.4M shares, 8.95%), and Blackrock funding, inc. /de (10.27M shares, 8.83%). Together, they hold 27.18% of Ecovyst’s total shares outstanding.

Does Blackrock own Ecovyst?

Yes, BlackRock owns 8.24% of Ecovyst, totaling 9.64M shares as of Jun 2024. This represents 0.00% of BlackRock's total assets, with a market value of 86.48M$. In the last quarter, BlackRock increased its holdings by 1.42M shares, a 17.24% change.

Who is Ecovyst’s biggest shareholder by percentage of total assets invested?

First wilshire securities management is Ecovyst’s biggest shareholder by percentage of total assets invested, with 5.09% of its assets in 2.18M Ecovyst shares, valued at 19.12M$.

Who is the top mutual fund holder of Ecovyst shares?

Allspring Special Small Cap Value A is the top mutual fund holder of Ecovyst shares, with 3.19% of its total shares outstanding invested in 3.65M Ecovyst shares.

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