| Date | Description |
|---|
| 2022-12-16 |
delete ceo Belgacem Chariag |
| 2022-12-16 |
delete chairman Belgacem Chariag |
| 2022-12-16 |
delete otherexecutives Christopher Behrens |
| 2022-12-16 |
delete otherexecutives Greg Brenneman |
| 2022-12-16 |
delete otherexecutives Martin Craighead |
| 2022-12-16 |
delete president Belgacem Chariag |
| 2022-12-16 |
insert ceo Kurt J. Bitting |
| 2022-12-16 |
insert chairman David A. Bradley |
| 2022-12-16 |
insert chairman Kevin M. Fogarty |
| 2022-12-16 |
insert investorrelations_emails in..@ecovyst.com |
| 2022-12-16 |
insert otherexecutives Anna C. Catalano |
| 2022-12-16 |
insert otherexecutives Bryan K. Brown |
| 2022-12-16 |
insert otherexecutives David A. Bradley |
| 2022-12-16 |
insert otherexecutives Kevin M. Fogarty |
| 2022-12-16 |
insert otherexecutives Kurt J. Bitting |
| 2022-12-16 |
delete person Belgacem Chariag |
| 2022-12-16 |
delete person Christopher Behrens |
| 2022-12-16 |
delete person Dr. Ray Kolberg |
| 2022-12-16 |
delete person Greg Brenneman |
| 2022-12-16 |
delete person Martin Craighead |
| 2022-12-16 |
delete person Nahla A. Azmy |
| 2022-12-16 |
delete person Tom Schneberger |
| 2022-12-16 |
delete source_ip 184.168.131.241 |
| 2022-12-16 |
insert career_pages_linkeddomain cigna.com |
| 2022-12-16 |
insert career_pages_linkeddomain csod.com |
| 2022-12-16 |
insert email in..@ecovyst.com |
| 2022-12-16 |
insert person Anna C. Catalano |
| 2022-12-16 |
insert person Bryan K. Brown |
| 2022-12-16 |
insert person David A. Bradley |
| 2022-12-16 |
insert person George L. Vann |
| 2022-12-16 |
insert person Kevin M. Fogarty |
| 2022-12-16 |
insert person Paul Whittleston |
| 2022-12-16 |
insert source_ip 15.197.142.173 |
| 2022-12-16 |
insert source_ip 3.33.152.147 |
| 2022-12-16 |
update person_title Kurt J. Bitting: President, Ecoservices; President, Refining Services => Director; Chief Executive Officer |
| 2022-12-16 |
update person_title Timothy Walsh: Member of the Compensation Committee; President and Chief Executive Officer of CCMP; Lead Independent Director => Member of the Compensation Committee; Independant Director; President and Chief Executive Officer of CCMP |
| 2021-10-05 |
delete source_ip 50.87.64.32 |
| 2021-10-05 |
insert source_ip 184.168.131.241 |
| 2021-10-05 |
update person_description Belgacem Chariag => Belgacem Chariag |
| 2021-04-12 |
update description |
| 2018-09-18 |
update description |
| 2015-05-10 |
delete source_ip 173.254.28.161 |
| 2015-05-10 |
insert source_ip 50.87.64.32 |
| 2015-02-27 |
delete contact_pages_linkeddomain mannixmedia.com |
| 2015-02-27 |
delete index_pages_linkeddomain mannixmedia.com |
| 2015-02-27 |
delete source_ip 173.254.28.138 |
| 2015-02-27 |
insert source_ip 173.254.28.161 |
| 2015-02-27 |
update description |