Energy Recovery, Inc. — SC 13D/A Filings
7 SC 13D/A filings on record
This page lists all SC 13D/A filings submitted to the SEC by Energy Recovery, Inc. (ERII), sorted by most recent first. Each row links to the full filing on EdgarLookup. Energy Recovery, Inc. has filed 7 SC 13D/A documents with the SEC since 2011. To view all SEC filings by Energy Recovery, Inc., see the full filings list.
All
10-K
10-K/A
10-Q
144
144/A
3
3/A
4
4/A
424B3
424B4
5
8-A12B
8-K
8-K/A
ARS
CERTNAS
CORRESP
CT ORDER
D
DEF 14A
DEFA14A
DEFR14A
EFFECT
PRE 14A
S-1
S-1/A
S-3
S-3ASR
S-8
S-8 POS
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SCHEDULE 13G
SCHEDULE 13G/A
SD
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| SC 13D/A | — | 0000935836-21-000675 | Dec 2, 2021 | — |
| SC 13D/A | — | 0000935836-21-000539 | Sep 24, 2021 | — |
| SC 13D/A | — | 0000935836-20-000317 | May 19, 2020 | — |
| SC 13D/A | — | 0000935836-15-000042 | Jan 13, 2015 | — |
| SC 13D/A | — | 0000935836-14-000508 | Sep 8, 2014 | — |
| SC 13D/A | — | 0000935836-14-000294 | May 9, 2014 | — |
| SC 13D/A | — | 0000935836-14-000215 | Apr 2, 2014 | — |