AVISTA CORP — All Filings
1,000 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
10-12B/A
10-K
10-K/A
10-K405
10-Q
11-K
11-K/A
144
25-NSE
3
3/A
4
4/A
424B1
424B2
424B3
424B5
425
5
8-A12B
8-A12B/A
8-K
8-K/A
ARS
CORRESP
DEF 14A
DEFA14A
DEFM14A
DFAN14A
EFFECT
FWP
NO ACT
POS AM
PRE 14A
PREM14A
S-3
S-3/A
S-3ASR
S-3D
S-4
S-4/A
S-8
S-8 POS
SC 13E4
SC 13E4/A
SC 13G
SC 13G/A
SCHEDULE 13G/A
SD
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| POS AM | FORM S-3/POST-EFFECTIVE AMENDMENT NO. 4 | 0001032210-99-001454 | Oct 26, 1999 | — |
| SC 13G/A | — | 0000864047-99-000142 | Sep 8, 1999 | — |
| 424B5 | PROSPECTUS SUPPLEMENT | 0000950120-99-000310 | Aug 19, 1999 | — |
| S-3/A | AMENDMENT NO. 1 TO FORM S-3 | 0000950120-99-000307 | Aug 17, 1999 | — |
| 10-Q | FORM 10-Q FOR THE QUARTER ENDED JUNE 30, 1999 | 0000891020-99-001398 | Aug 13, 1999 | Jun 30, 1999 |
| S-3 | FORM S-3 | 0000950120-99-000246 | Jul 2, 1999 | — |
| S-3/A | POST EFFECTIVE AMENDMENT NO. 1 TO FORM S-3 | 0000950120-99-000223 | Jun 18, 1999 | — |
| 8-K | FORM 8-K | 0000891020-99-001006 | Jun 15, 1999 | — |
| 10-Q | FORM 10-Q | 0000891020-99-000844 | May 13, 1999 | Mar 31, 1999 |
| SC 13G/A | — | 0000864047-99-000104 | May 6, 1999 | — |
| DEF 14A | DEF 14A | 0001047469-99-013137 | Apr 1, 1999 | May 13, 1999 |
| 10-K405 | FORM 10-K | 0000891020-99-000484 | Mar 19, 1999 | Dec 31, 1998 |
| 8-K | FORM 8-K | 0000891020-99-000017 | Jan 6, 1999 | Jan 1, 1999 |
| POS AM | POST-EFFECT. AMD. NO. 1 TO FORM S-3 | 0000950120-99-000004 | Jan 5, 1999 | — |
| 424B3 | PRICING SUPPLEMENT | 0001032210-98-001336 | Dec 10, 1998 | — |
| S-3/A | POST EFFECTIVE AMENDMENT NO. 3 TO FORM S-3 | 0001032210-98-001335 | Dec 10, 1998 | — |
| 424B3 | PRICING SUPPLEMENT | 0001032210-98-001337 | Dec 10, 1998 | — |
| SC 13E4/A | FINAL AMENDMENT TO SCHEDULE 13E-4 | 0000950120-98-000425 | Dec 1, 1998 | — |
| 8-A12B | FORM 8-A | 0000950120-98-000410 | Nov 17, 1998 | — |
| 10-Q | FORM 10-Q FOR PERIOD ENDED SEPTEMBER 30, 1998 | 0000891020-98-001580 | Nov 10, 1998 | Sep 30, 1998 |
| SC 13E4 | SCHEDULE 13E-4 | 0001047469-98-037792 | Oct 21, 1998 | — |
| S-4/A | FORM S-4/A | 0001047469-98-037745 | Oct 21, 1998 | — |
| 8-K | FORM 8-K FOR PERIOD ENDED OCTOBER 21, 1998 | 0000891020-98-001474 | Oct 21, 1998 | — |
| SC 13G/A | — | 0000912057-98-000767 | Oct 13, 1998 | — |
| SC 13G | — | 0000912057-98-000761 | Oct 13, 1998 | — |
| S-4/A | FORM S-4/A | 0001047469-98-036569 | Oct 7, 1998 | — |
| S-3D | FORM S-3 | 0001047469-98-034303 | Sep 11, 1998 | — |
| SC 13G | — | 0000912057-98-000671 | Sep 10, 1998 | — |
| 8-K | FORM 8-K | 0000891020-98-001342 | Aug 19, 1998 | Aug 14, 1998 |
| S-4 | FORM S-4 | 0001047469-98-031841 | Aug 17, 1998 | — |
| 10-Q | FORM 10-Q FOR THE QUARTER ENDED JUNE 30, 1998 | 0000891020-98-001219 | Aug 10, 1998 | Jun 30, 1998 |
| S-8 | FORM S-8 | 0001032210-98-000710 | Jun 30, 1998 | — |
| 424B3 | PRICING SUPPLEMENT | 0001032210-98-000649 | Jun 19, 1998 | — |
| S-3/A | THE WASHINGTON WATER POWER COMPANY | 0001032210-98-000648 | Jun 19, 1998 | — |
| 424B3 | PRICING SUPPLEMENT | 0001032210-98-000588 | Jun 4, 1998 | — |
| S-3/A | THE WASHINGTON WATER POWER COMPANY | 0001032210-98-000587 | Jun 4, 1998 | — |
| 8-K | EDGAR FROM 8-K FOR WASHINGTON WATER POWER | 0000891020-98-000945 | Jun 4, 1998 | Jun 2, 1998 |
| 10-Q | FORM 10-Q FOR THE PERIOD ENDED MARCH 31, 1998 | 0000891020-98-000815 | May 14, 1998 | Mar 31, 1998 |
| 424B2 | PROSPECTUS SUPPLEMENT | 0000950120-98-000160 | Apr 24, 1998 | — |
| S-3/A | AMENDMENT NO. 1 TO FORM S-3 | 0000950120-98-000150 | Apr 21, 1998 | — |
| DEF 14A | DEF 14A | 0001047469-98-013177 | Mar 31, 1998 | May 14, 1998 |
| 10-K405 | FORM 10-K405 FOR PERIOD ENDING DECEMBER 31, 1997 | 0000891020-98-000345 | Mar 17, 1998 | Dec 31, 1997 |
| 10-Q | FORM 10-Q FOR THE PERIOD ENDED SEPTEMBER 30, 1997 | 0000891020-97-001488 | Nov 14, 1997 | Sep 30, 1997 |
| S-3 | FORM S-3 | 0000950120-97-000297 | Nov 5, 1997 | — |
| 424B3 | PRICING SUPPLEMENT FILED PURSUANT TO RULE 424(B)3 | 0000891020-97-001269 | Sep 29, 1997 | — |
| 424B3 | PRICING SUPPLEMENT FILED PURSUANT TO RULE 424(B)3 | 0000891020-97-001270 | Sep 29, 1997 | — |
| 10-Q | FORM 10-Q FOR THE PERIOD ENDING 6/30/97 | 0000891020-97-001150 | Aug 14, 1997 | Jun 30, 1997 |
| 8-K | FORM 8-K | 0000891020-97-000963 | Jul 9, 1997 | Jun 25, 1997 |
| 424B2 | 424B2 | 0000912057-97-019278 | Jun 2, 1997 | — |
| 10-Q | FORM 10-Q FOR THE PERIOD ENDED 3/31/97 | 0000891020-97-000844 | May 14, 1997 | Mar 31, 1997 |