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[SCHEDULE 13G/A] Ecovyst Inc. SEC Filing

Filing Impact
(Low)
Filing Sentiment
(Neutral)
Form Type
SCHEDULE 13G/A
Rhea-AI Filing Summary

Hotchkis and Wiley Capital Management, LLC reports beneficial ownership of 11,218,795 shares of Ecovyst Inc. common stock, representing 9.56% of the class. The filing states HWCM has sole dispositive power over 11,218,795 shares and sole voting power over 10,093,395 shares, with 0 shares shown as shared voting or dispositive power. The filing notes the shares are owned of record by HWCM clients and that certain clients have retained voting power, so HWCM can dispose of more shares than it can vote. HWCM certifies the securities were acquired and are held in the ordinary course of business and not for the purpose of changing control.

Hotchkis and Wiley Capital Management, LLC comunica la titolarità beneficiaria di 11,218,795 azioni ordinarie di Ecovyst Inc., pari al 9.56% della classe. Il deposito indica che HWCM ha la disponibilità esclusiva su 11,218,795 azioni e il diritto di voto esclusivo su 10,093,395 azioni, mentre sono 0 le azioni indicate come con diritto di voto o di disposizione condiviso. Nel documento si specifica che le azioni risultano intestate a clienti HWCM e che alcuni clienti hanno mantenuto il diritto di voto, pertanto HWCM può disporre di più azioni di quante ne possa votare. HWCM certifica che i titoli sono stati acquisiti e sono detenuti nell'ordinario svolgimento dell'attività e non con l'obiettivo di modificare il controllo.

Hotchkis and Wiley Capital Management, LLC informa la propiedad beneficiaria de 11,218,795 acciones ordinarias de Ecovyst Inc., que representan el 9.56% de la clase. La presentación indica que HWCM tiene el poder exclusivo de disposición sobre 11,218,795 acciones y el poder de voto exclusivo sobre 10,093,395 acciones, y que hay 0 acciones registradas con poder de voto o de disposición compartido. El documento señala que las acciones están registradas a nombre de clientes de HWCM y que ciertos clientes han retenido el poder de voto, por lo que HWCM puede disponer de más acciones de las que puede votar. HWCM certifica que los valores fueron adquiridos y se mantienen en el curso ordinario del negocio y no con el propósito de cambiar el control.

Hotchkis and Wiley Capital Management, LLC� Ecovyst Inc. 보통� 11,218,795�(해당 클래스의 9.56%)� 대� 실질� 보유� 보고합니�. 제출 서류� 따르� HWCM은 11,218,795주에 대� 단독 처분��, 10,093,395주에 대� 단독 의결�� 보유하고 있으�, 공동 의결� 또는 처분권으� 표시� 주식은 0주입니다. 서류에는 해당 주식들이 등기� HWCM 고객 명의� 보유되어 있고 일부 고객� 의결권을 유지하고 있어 HWCM은 의결� � 있는 주식보다 � 많은 주식� 처분� � 있다� 기재되어 있습니다. HWCM은 � 증권들이 영업상의 통상적인 거래 과정에서 취득·보유� 것이� 경영� 변경을 목적으로 하지 않았음을 증명합니�.

Hotchkis and Wiley Capital Management, LLC déclare détenir la propriété bénéficiaire de 11,218,795 actions ordinaires d'Ecovyst Inc., soit 9.56% de la catégorie. Le dépôt indique que HWCM dispose du pouvoir de disposition exclusif sur 11,218,795 actions et du pouvoir de vote exclusif sur 10,093,395 actions, et qu'aucune action n'est indiquée comme faisant l'objet d'un pouvoir de vote ou de disposition partagé (0). Le document précise que les actions sont inscrites au nom de clients de HWCM et que certains clients ont conservé le pouvoir de vote, de sorte que HWCM peut disposer d'un plus grand nombre d'actions qu'il ne peut en voter. HWCM certifie que les titres ont été acquis et sont détenus dans le cours normal des affaires et non dans le but de modifier le contrôle.

Hotchkis and Wiley Capital Management, LLC meldet eine wirtschaftliche Beteiligung an 11,218,795 Stammaktien von Ecovyst Inc., was 9.56% der Klasse entspricht. Die Meldung führt aus, dass HWCM über 11,218,795 Aktien die ausschließliche Verfügungsmacht und über 10,093,395 Aktien das ausschließliche Stimmrecht besitzt; für 0 Aktien wird ein gemeinsames Stimm- oder Verfügungsrecht angegeben. In der Einreichung wird darauf hingewiesen, dass die Aktien im Register auf HWCM-Kunden eingetragen sind und einige Kunden das Stimmrecht behalten haben, sodass HWCM mehr Aktien veräußern kann, als es abstimmen kann. HWCM bestätigt, dass die Wertpapiere im normalen Geschäftsgang erworben und gehalten werden und nicht zum Zweck der Kontrolle erworben wurden.

Positive
  • Material disclosed stake: Beneficial ownership of 11,218,795 shares, representing 9.56% of the class
  • Sole dispositive power: HWCM reports sole dispositive authority over all 11,218,795 shares it beneficially owns
Negative
  • Voting limitation: Sole voting power covers 10,093,395 shares, less than dispositive power, because certain clients retained voting rights
  • No shared voting/dispositive power: The filing shows 0 shared voting and dispositive power, indicating limited coordinated voting alliances disclosed here

Insights

TL;DR: HWCM holds a material passive stake (9.56%) with dispositive control but limited voting reach due to client voting retention.

From a securities-analysis perspective, a 9.56% beneficial stake is material and must be monitored by investors and the market for potential trading interest. The filing clarifies that HWCM has sole dispositive power over 11,218,795 shares but slightly less sole voting power (10,093,395), reflecting client-held voting rights. The adviser characterizes the position as held in the ordinary course and not intended to influence control, which is consistent with a passive 13G filing posture rather than an active 13D strategy.

TL;DR: Governance impact appears limited—HWCM can trade shares but client voting retention constrains its direct influence.

From a governance standpoint, the distinction between dispositive and voting power matters: HWCM can dispose of the full 11,218,795 shares but cannot vote all of them because some clients retained voting authority. That arrangement reduces HWCM's ability to unilaterally influence corporate votes despite a sizable economic stake. The filing’s certification that the stake is not intended to change control supports a passive profile, though the position remains material to shareholder composition.

Hotchkis and Wiley Capital Management, LLC comunica la titolarità beneficiaria di 11,218,795 azioni ordinarie di Ecovyst Inc., pari al 9.56% della classe. Il deposito indica che HWCM ha la disponibilità esclusiva su 11,218,795 azioni e il diritto di voto esclusivo su 10,093,395 azioni, mentre sono 0 le azioni indicate come con diritto di voto o di disposizione condiviso. Nel documento si specifica che le azioni risultano intestate a clienti HWCM e che alcuni clienti hanno mantenuto il diritto di voto, pertanto HWCM può disporre di più azioni di quante ne possa votare. HWCM certifica che i titoli sono stati acquisiti e sono detenuti nell'ordinario svolgimento dell'attività e non con l'obiettivo di modificare il controllo.

Hotchkis and Wiley Capital Management, LLC informa la propiedad beneficiaria de 11,218,795 acciones ordinarias de Ecovyst Inc., que representan el 9.56% de la clase. La presentación indica que HWCM tiene el poder exclusivo de disposición sobre 11,218,795 acciones y el poder de voto exclusivo sobre 10,093,395 acciones, y que hay 0 acciones registradas con poder de voto o de disposición compartido. El documento señala que las acciones están registradas a nombre de clientes de HWCM y que ciertos clientes han retenido el poder de voto, por lo que HWCM puede disponer de más acciones de las que puede votar. HWCM certifica que los valores fueron adquiridos y se mantienen en el curso ordinario del negocio y no con el propósito de cambiar el control.

Hotchkis and Wiley Capital Management, LLC� Ecovyst Inc. 보통� 11,218,795�(해당 클래스의 9.56%)� 대� 실질� 보유� 보고합니�. 제출 서류� 따르� HWCM은 11,218,795주에 대� 단독 처분��, 10,093,395주에 대� 단독 의결�� 보유하고 있으�, 공동 의결� 또는 처분권으� 표시� 주식은 0주입니다. 서류에는 해당 주식들이 등기� HWCM 고객 명의� 보유되어 있고 일부 고객� 의결권을 유지하고 있어 HWCM은 의결� � 있는 주식보다 � 많은 주식� 처분� � 있다� 기재되어 있습니다. HWCM은 � 증권들이 영업상의 통상적인 거래 과정에서 취득·보유� 것이� 경영� 변경을 목적으로 하지 않았음을 증명합니�.

Hotchkis and Wiley Capital Management, LLC déclare détenir la propriété bénéficiaire de 11,218,795 actions ordinaires d'Ecovyst Inc., soit 9.56% de la catégorie. Le dépôt indique que HWCM dispose du pouvoir de disposition exclusif sur 11,218,795 actions et du pouvoir de vote exclusif sur 10,093,395 actions, et qu'aucune action n'est indiquée comme faisant l'objet d'un pouvoir de vote ou de disposition partagé (0). Le document précise que les actions sont inscrites au nom de clients de HWCM et que certains clients ont conservé le pouvoir de vote, de sorte que HWCM peut disposer d'un plus grand nombre d'actions qu'il ne peut en voter. HWCM certifie que les titres ont été acquis et sont détenus dans le cours normal des affaires et non dans le but de modifier le contrôle.

Hotchkis and Wiley Capital Management, LLC meldet eine wirtschaftliche Beteiligung an 11,218,795 Stammaktien von Ecovyst Inc., was 9.56% der Klasse entspricht. Die Meldung führt aus, dass HWCM über 11,218,795 Aktien die ausschließliche Verfügungsmacht und über 10,093,395 Aktien das ausschließliche Stimmrecht besitzt; für 0 Aktien wird ein gemeinsames Stimm- oder Verfügungsrecht angegeben. In der Einreichung wird darauf hingewiesen, dass die Aktien im Register auf HWCM-Kunden eingetragen sind und einige Kunden das Stimmrecht behalten haben, sodass HWCM mehr Aktien veräußern kann, als es abstimmen kann. HWCM bestätigt, dass die Wertpapiere im normalen Geschäftsgang erworben und gehalten werden und nicht zum Zweck der Kontrolle erworben wurden.






Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
Rule 13d-1(b)
Rule 13d-1(c)
Rule 13d-1(d)






SCHEDULE 13G





SCHEDULE 13G



Hotchkis and Wiley Capital Management, LLC
Signature:Tina H. Kodama
Name/Title:Tina H. Kodama | Chief Compliance Officer
Date:08/13/2025

FAQ

How many Ecovyst (ECVT) shares does Hotchkis and Wiley own?

The filing reports beneficial ownership of 11,218,795 common shares of Ecovyst.

What percentage of Ecovyst does HWCM own?

HWCM's reported position represents 9.56% of Ecovyst's outstanding common stock.

Does HWCM have voting power over all the shares it owns?

HWCM has sole voting power over 10,093,395 shares and reports 0 shared voting power; some clients retained voting rights.

Does HWCM have the ability to sell all the shares it reports?

Yes; the filing shows HWCM has sole dispositive power over 11,218,795 shares, meaning it can direct their disposition.

Is this stake reported as intended to change control of Ecovyst?

The filing certifies the securities were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control.
Ecovyst Inc

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