CALIFORNIA WATER SERVICE GROUP — All Filings
1,008 total filings on record
Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.
All
10-K
10-K/A
10-K405
10-Q
10-Q/A
144
3
4
4/A
424B2
424B3
424B5
5
8-A12B
8-K
8-K/A
ARS
CORRESP
DEF 14A
DEFA14A
DEFR14A
EFFECT
FWP
POS AM
PRE 14A
PX14A6G
S-3
S-3/A
S-3ASR
S-3D
S-4
S-4/A
S-8
S-8 POS
SC 13G
SC 13G/A
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| SCHEDULE 13G/A | — | 0000102909-26-000875 | Mar 26, 2026 | — |
| 4 | PRIMARY DOCUMENT | 0001214659-26-003763 | Mar 24, 2026 | Mar 20, 2026 |
| 4 | PRIMARY DOCUMENT | 0001214659-26-003760 | Mar 24, 2026 | Mar 20, 2026 |
| 144 | — | 0001950047-26-002853 | Mar 20, 2026 | — |
| 8-K | FORM 8-K | 0001104659-26-029717 | Mar 18, 2026 | Mar 17, 2026 |
| 4 | PRIMARY DOCUMENT | 0001958895-26-000004 | Mar 9, 2026 | Mar 5, 2026 |
| 4 | PRIMARY DOCUMENT | 0001965544-26-000004 | Mar 9, 2026 | Mar 5, 2026 |
| 4 | PRIMARY DOCUMENT | 0001668263-26-000004 | Mar 9, 2026 | Mar 5, 2026 |
| 4 | PRIMARY DOCUMENT | 0001629473-26-000004 | Mar 9, 2026 | Mar 5, 2026 |
| 4 | PRIMARY DOCUMENT | 0001763798-26-000004 | Mar 9, 2026 | Mar 5, 2026 |
| 4 | PRIMARY DOCUMENT | 0001763820-26-000004 | Mar 9, 2026 | Mar 5, 2026 |
| 4 | PRIMARY DOCUMENT | 0001502013-26-000004 | Mar 9, 2026 | Mar 5, 2026 |
| 4 | PRIMARY DOCUMENT | 0001583179-26-000004 | Mar 9, 2026 | Mar 5, 2026 |
| 4 | PRIMARY DOCUMENT | 0001222882-26-000004 | Mar 9, 2026 | Mar 5, 2026 |
| 4 | PRIMARY DOCUMENT | 0001996303-26-000004 | Mar 9, 2026 | Mar 5, 2026 |
| 4 | PRIMARY DOCUMENT | 0001998622-26-000004 | Mar 9, 2026 | Mar 5, 2026 |
| 4 | PRIMARY DOCUMENT | 0001629475-26-000004 | Mar 9, 2026 | Mar 5, 2026 |
| 4 | PRIMARY DOCUMENT | 0001965747-26-000004 | Mar 9, 2026 | Mar 5, 2026 |
| 4 | PRIMARY DOCUMENT | 0001958895-26-000002 | Mar 5, 2026 | Mar 3, 2026 |
| 4 | PRIMARY DOCUMENT | 0001965544-26-000002 | Mar 5, 2026 | Mar 3, 2026 |
| 4 | PRIMARY DOCUMENT | 0001668263-26-000002 | Mar 5, 2026 | Mar 3, 2026 |
| 4 | PRIMARY DOCUMENT | 0001629473-26-000002 | Mar 5, 2026 | Mar 3, 2026 |
| 4 | PRIMARY DOCUMENT | 0001763798-26-000002 | Mar 5, 2026 | Mar 3, 2026 |
| 4 | PRIMARY DOCUMENT | 0001763820-26-000002 | Mar 5, 2026 | Mar 3, 2026 |
| 4 | PRIMARY DOCUMENT | 0001502013-26-000002 | Mar 5, 2026 | Mar 3, 2026 |
| 4 | PRIMARY DOCUMENT | 0001583179-26-000002 | Mar 5, 2026 | Mar 3, 2026 |
| 4 | PRIMARY DOCUMENT | 0001222882-26-000002 | Mar 5, 2026 | Mar 3, 2026 |
| 4 | PRIMARY DOCUMENT | 0001996303-26-000002 | Mar 5, 2026 | Mar 3, 2026 |
| 4 | PRIMARY DOCUMENT | 0001998622-26-000002 | Mar 5, 2026 | Mar 3, 2026 |
| 4 | PRIMARY DOCUMENT | 0002058905-26-000003 | Mar 5, 2026 | Mar 3, 2026 |
| 4 | PRIMARY DOCUMENT | 0001629475-26-000002 | Mar 5, 2026 | Mar 3, 2026 |
| 4 | PRIMARY DOCUMENT | 0001965747-26-000002 | Mar 5, 2026 | Mar 3, 2026 |
| 4 | PRIMARY DOCUMENT | 0001654999-26-000004 | Mar 5, 2026 | Mar 3, 2026 |
| 4 | PRIMARY DOCUMENT | 0001663507-26-000004 | Mar 5, 2026 | Mar 3, 2026 |
| 4 | PRIMARY DOCUMENT | 0001513841-26-000002 | Mar 5, 2026 | Mar 3, 2026 |
| 4 | PRIMARY DOCUMENT | 0001715865-26-000002 | Mar 5, 2026 | Mar 3, 2026 |
| 4 | PRIMARY DOCUMENT | 0001473188-26-000002 | Mar 5, 2026 | Mar 3, 2026 |
| 4 | PRIMARY DOCUMENT | 0001174957-26-000002 | Mar 5, 2026 | Mar 3, 2026 |
| 4 | PRIMARY DOCUMENT | 0001863358-26-000002 | Mar 5, 2026 | Mar 3, 2026 |
| 4 | PRIMARY DOCUMENT | 0001495768-26-000002 | Mar 5, 2026 | Mar 3, 2026 |
| 4 | PRIMARY DOCUMENT | 0001998917-26-000002 | Mar 5, 2026 | Mar 3, 2026 |
| 4 | PRIMARY DOCUMENT | 0001745383-26-000010 | Mar 5, 2026 | Mar 3, 2026 |
| 8-K | FORM 8-K | 0001104659-26-023979 | Mar 5, 2026 | Mar 2, 2026 |
| 10-K | 10-K | 0001628280-26-012444 | Feb 27, 2026 | Dec 31, 2025 |
| 8-K | FORM 8-K | 0001104659-26-019681 | Feb 25, 2026 | — |
| 8-K | FORM 8-K | 0001104659-26-007493 | Jan 28, 2026 | — |
| 3 | PRIMARY DOCUMENT | 0001214659-26-000302 | Jan 8, 2026 | Jan 1, 2026 |
| 4 | PRIMARY DOCUMENT | 0001214659-25-018389 | Dec 23, 2025 | Dec 22, 2025 |
| 4 | PRIMARY DOCUMENT | 0001502013-25-000006 | Dec 11, 2025 | Dec 10, 2025 |
| 4 | PRIMARY DOCUMENT | 0001958895-25-000003 | Dec 9, 2025 | Dec 5, 2025 |