458 filings
ARS
2023 FY
ECVT
Ecovyst Inc
8 Apr 24
Annual report to shareholders
5:17pm
DEF 14A
ECVT
Ecovyst Inc
Definitive proxy
8 Apr 24
5:16pm
4
Ward Susan F
26 Mar 24
Ecovyst / Susan F Ward ownership change
4:02pm
144
Ward Susan F
22 Mar 24
Notice of proposed sale of securities
5:39pm
PRE 14A
ECVT
Ecovyst Inc
15 Mar 24
Preliminary proxy
5:27pm
4
ECVT
Ecovyst Inc
12 Mar 24
Ecovyst / Sarah Lorance ownership change
4:04pm
3
ECVT
Ecovyst Inc
8 Mar 24
Ecovyst / Sarah Lorance ownership change
4:07pm
10-K
2023 FY
ECVT
Ecovyst Inc
Annual report
29 Feb 24
4:02pm
8-K
ECVT
Ecovyst Inc
28 Feb 24
Departure of Directors or Certain Officers
6:31am
8-K
ECVT
Ecovyst Inc
28 Feb 24
Ecovyst Reports Fourth Quarter and Full Year 2023 Results
6:02am
SC 13G/A
ECVT
Ecovyst Inc
13 Feb 24
Ecovyst / VANGUARD ownership change
5:04pm
SC 13G
ECVT
Ecovyst Inc
13 Feb 24
Ecovyst / HOTCHKIS & WILEY CAPITAL MANAGEMENT ownership change
4:04pm
SC 13G/A
ECVT
Ecovyst Inc
12 Feb 24
Ecovyst / CCMP Capital Investors III ownership change
4:15pm
SC 13G
Dimensional Fund Advisors LP
9 Feb 24
Ecovyst / DIMENSIONAL FUND ADVISORS ownership change
9:58am
SC 13G
BLK
Blackrock Inc.
26 Jan 24
Ecovyst / BlackRock ownership change
4:23pm
4
ECVT
Ecovyst Inc
24 Jan 24
Ecovyst / Bryan K. Brown ownership change
4:43pm
4
ECVT
Ecovyst Inc
24 Jan 24
Ecovyst / Paul Whittleston ownership change
4:43pm
4
ECVT
Ecovyst Inc
24 Jan 24
Ecovyst / Michael Feehan ownership change
4:43pm
4
ECVT
Ecovyst Inc
24 Jan 24
Ecovyst / Susan F Ward ownership change
4:43pm
4
ECVT
Ecovyst Inc
24 Jan 24
Ecovyst / George L. Jr. Vann ownership change
4:42pm