Northwest Natural Holding Co
NWNNYSECIK 1733998UtilitiesFiscal year ends Dec 31
Reports and events: 158 filings
Newest first, by EDGAR acceptance time (Eastern). Each filing’s page lists its documents on sec.gov and, for 10-K and 10-Q reports, the extracted sections.
What the forms are: 10-K, 10-Q, 8-K, Form 4, DEF 14A, Schedule 13D, Schedule 13G, amendments, accession numbers.
| Filed | Form | What it is | Accession number |
|---|---|---|---|
| 2026-09-2323:28 ET | 8-K | 7.01 Regulation FD disclosure; 8.01 Other events; 9.01 Financial statements and exhibits | 0001733998-26-000145 |
| 2026-09-0320:06 ET | 8-K | 2.03 New direct financial obligation; 9.01 Financial statements and exhibits | 0001733998-26-000137 |
| 2026-08-0517:41 ET | 10-Q | Quarterly reportPeriod 2026-06-30 | 0001733998-26-000127 |
| 2026-08-0522:32 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001733998-26-000125 |
| 2026-07-3120:11 ET | 8-K | 8.01 Other events | 0001733998-26-000123 |
| 2026-06-0522:23 ET | 8-K | 1.01 Entry into a material agreement; 2.03 New direct financial obligation; 8.01 Other events; 9.01 Financial statements and exhibits | 0001733998-26-000114 |
| 2026-06-0120:21 ET | 8-K | 5.07 Shareholder vote results | 0001733998-26-000111 |
| 2026-05-0620:11 ET | 10-Q | Quarterly reportPeriod 2026-03-31 | 0001733998-26-000087 |
| 2026-05-0621:42 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001733998-26-000085 |
| 2026-04-1718:02 ET | DEF 14A | Proxy statementPeriod 2026-05-28 | 0001193125-26-161075 |
| 2026-03-2423:09 ET | 8-K | 8.01 Other events | 0001733998-26-000081 |
| 2026-02-2718:33 ET | 10-K | Annual reportPeriod 2025-12-31 | 0001733998-26-000012 |
| 2026-02-2701:00 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001733998-26-000006 |
| 2025-12-1621:50 ET | 8-K | 2.03 New direct financial obligation; 9.01 Financial statements and exhibits | 0001733998-25-000191 |
| 2025-12-1500:35 ET | 8-K | 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001733998-25-000189 |
| 2025-11-0518:34 ET | 10-Q | Quarterly reportPeriod 2025-09-30 | 0001733998-25-000176 |
| 2025-11-0523:47 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001733998-25-000174 |
| 2025-10-2822:46 ET | 8-K | 8.01 Other events | 0001733998-25-000172 |
| 2025-09-0223:04 ET | 8-K | 8.01 Other events | 0001733998-25-000144 |
| 2025-08-2621:33 ET | 8-K | 8.01 Other events | 0001733998-25-000142 |
| 2025-08-0518:44 ET | 10-Q | Quarterly reportPeriod 2025-06-30 | 0001733998-25-000132 |
| 2025-08-0523:42 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001733998-25-000130 |
| 2025-07-2520:35 ET | 8-K | 5.03 Amendment to articles or bylaws; 9.01 Financial statements and exhibits | 0001733998-25-000125 |
| 2025-07-0300:33 ET | 8-K | 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001733998-25-000117 |
| 2025-06-2401:00 ET | 8-K | 8.01 Other events | 0001733998-25-000111 |
| 2025-05-2722:55 ET | 8-K | 5.02 Departure or appointment of officers or directors; 5.07 Shareholder vote results; 9.01 Financial statements and exhibits | 0001733998-25-000108 |
| 2025-05-0617:31 ET | 10-Q | Quarterly reportPeriod 2025-03-31 | 0001733998-25-000094 |
| 2025-05-0623:00 ET | 8-K | 2.02 Results of operations; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001733998-25-000091 |
| 2025-04-1018:00 ET | DEF 14A | Proxy statementPeriod 2025-05-22 | 0001193125-25-077782 |
| 2025-03-1814:58 ET | 8-K | 8.01 Other events; 9.01 Financial statements and exhibits | 0001733998-25-000078 |
| 2025-02-2816:26 ET | 10-K | Annual reportPeriod 2024-12-31 | 0001733998-25-000020 |
| 2025-02-2823:18 ET | 8-K | 2.02 Results of operations; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001733998-25-000017 |
| 2025-01-1002:00 ET | 8-K | 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001733998-25-000006 |
| 2025-01-0823:25 ET | 8-K | 2.03 New direct financial obligation; 7.01 Regulation FD disclosure; 8.01 Other events; 9.01 Financial statements and exhibits | 0001733998-25-000004 |
| 2025-01-0617:37 ET | 8-K | 2.03 New direct financial obligation | 0001733998-25-000002 |
| 2024-12-3018:40 ET | 8-K | 8.01 Other events | 0001733998-24-000143 |
| 2024-12-1917:24 ET | 8-K | 2.03 New direct financial obligation | 0001733998-24-000139 |
| 2024-11-1821:31 ET | 8-K | 7.01 Regulation FD disclosure; 8.01 Other events; 9.01 Financial statements and exhibits | 0001733998-24-000128 |
| 2024-11-1220:48 ET | 10-Q | Quarterly reportPeriod 2024-09-30 | 0001733998-24-000125 |
| 2024-11-1211:01 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001733998-24-000122 |
| 2024-10-2916:29 ET | 8-K | 7.01 Regulation FD disclosure; 8.01 Other events | 0001733998-24-000118 |
| 2024-08-2220:49 ET | 8-K | 5.02 Departure or appointment of officers or directors | 0001733998-24-000102 |
| 2024-08-0921:25 ET | 8-K | 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-24-197980 |
| 2024-08-0917:34 ET | 8-K | 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-24-197711 |
| 2024-08-0217:05 ET | 10-Q | Quarterly reportPeriod 2024-06-30 | 0001733998-24-000093 |
| 2024-08-0222:17 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001733998-24-000091 |
| 2024-07-2518:10 ET | 8-K | 8.01 Other events | 0001733998-24-000089 |
| 2024-05-2920:42 ET | 8-K | 5.03 Amendment to articles or bylaws; 5.07 Shareholder vote results; 8.01 Other events; 9.01 Financial statements and exhibits | 0001733998-24-000085 |
| 2024-05-2321:00 ET | 8-K | 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001733998-24-000083 |
| 2024-05-0618:23 ET | 10-Q | Quarterly reportPeriod 2024-03-31 | 0001733998-24-000075 |
Source: SEC EDGAR, the company’s filing index. Last ingested by Listed: Oct 24, 2026, 15:15 ET. Listed shows no prices and gives no investment advice.