NorthWestern Energy NWE SEC Filings

NASDAQ NWE
$74.44 -0.28 (-0.37%)
At close: Oct 19, 2026 · 4:00 PM EDT
EDGAR Disclosures

SEC Filings

Source SEC EDGAR

Every SEC filing NorthWestern Energy Group, Inc. (NWE) has made, as reported on EDGAR — annual and quarterly reports, current reports, insider transactions and ownership disclosures. Filter by form group, form type or period, and open any filing or its index directly.

Form Type
# Form Type Form Group Accession Date Filing Index
14Insider Transaction0001244563-26-000008Oct 5, 2026 1:24 AM
24Insider Transaction0001730877-26-000008Oct 5, 2026 1:23 AM
34Insider Transaction0001931208-26-000008Oct 5, 2026 1:22 AM
44Insider Transaction0001428704-26-000008Oct 5, 2026 1:21 AM
54Insider Transaction0001634403-26-000008Oct 5, 2026 1:19 AM
64Insider Transaction0001530618-26-000010Oct 5, 2026 1:18 AM
74Insider Transaction0001328106-26-000009Oct 5, 2026 12:28 AM
84Insider Transaction0001182496-26-000015Oct 5, 2026 12:27 AM
98-KCurrent Report0001993004-26-000054Sep 9, 2026 2:24 PM
104Insider Transaction0001244563-26-000006Aug 6, 2026 6:21 PM
114Insider Transaction0001730877-26-000006Aug 5, 2026 1:26 PM
128-KCurrent Report0001993004-26-000052Jul 30, 2026 7:14 AM
1310-QQuarterly & Annual Report0001993004-26-000050Jul 30, 2026 6:19 PM
144Insider Transaction0001182496-26-000011Jul 13, 2026 3:54 PM
154Insider Transaction0001634403-26-000006Jul 13, 2026 3:30 PM
164Insider Transaction0001428704-26-000006Jul 13, 2026 3:28 PM
174Insider Transaction0001931208-26-000006Jul 13, 2026 3:27 PM
184Insider Transaction0001530618-26-000007Jul 13, 2026 3:24 PM
194Insider Transaction0001328106-26-000007Jul 13, 2026 3:22 PM
204Insider Transaction0001182496-26-000009Jul 13, 2026 3:17 PM
218-KCurrent Report0001993004-26-000046Jun 22, 2026 2:47 PM
228-KCurrent Report0001993004-26-000044Jun 2, 2026 11:22 AM
238-KCurrent Report0001993004-26-000042Jun 2, 2026 11:14 AM
248-KCurrent Report0001993004-26-000038May 27, 2026 7:05 AM-
258-KCurrent Report0001993004-26-000035May 18, 2026 10:23 AM
264Insider Transaction0001730877-26-000004May 12, 2026 2:16 PM
274Insider Transaction0001244563-26-000004May 12, 2026 2:12 PM
288-KCurrent Report0001993004-26-000033May 5, 2026 10:33 AM
29SCHEDULE 13GBeneficial Ownership Report0002100119-26-000778Apr 30, 2026 11:28 AM
308-KCurrent Report0001993004-26-000031Apr 30, 2026 11:19 AM
3110-QQuarterly & Annual Report0001993004-26-000029Apr 30, 2026 7:30 PM
32SCHEDULE 13GBeneficial Ownership Report0002100121-26-000542Apr 29, 2026 6:34 PM
334Insider Transaction0001931208-26-000004Apr 7, 2026 4:59 PM
344Insider Transaction0001931208-26-000004Apr 7, 2026 4:59 PM
354Insider Transaction0001931208-26-000004Apr 7, 2026 4:59 PM
364Insider Transaction0001428704-26-000004Apr 7, 2026 4:57 PM
374Insider Transaction0001428704-26-000004Apr 7, 2026 4:57 PM
384Insider Transaction0001428704-26-000004Apr 7, 2026 4:57 PM
394Insider Transaction0001634403-26-000004Apr 7, 2026 4:56 PM
404Insider Transaction0001634403-26-000004Apr 7, 2026 4:56 PM
414Insider Transaction0001634403-26-000004Apr 7, 2026 4:56 PM
424Insider Transaction0001530618-26-000004Apr 7, 2026 4:55 PM
434Insider Transaction0001530618-26-000004Apr 7, 2026 4:55 PM
444Insider Transaction0001530618-26-000004Apr 7, 2026 4:55 PM
454Insider Transaction0001328106-26-000004Apr 7, 2026 4:54 PM
464Insider Transaction0001328106-26-000004Apr 7, 2026 4:54 PM
474Insider Transaction0001328106-26-000004Apr 7, 2026 4:54 PM
484Insider Transaction0001182496-26-000004Apr 7, 2026 4:53 PM
494Insider Transaction0001182496-26-000004Apr 7, 2026 4:53 PM
504Insider Transaction0001182496-26-000004Apr 7, 2026 4:53 PM
...

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