Mailing Address ONE ENERGY PLAZA JACKSON MI 49201
Business Address ONE ENERGY PLAZA JACKSON MI 49201 5177880550
CMS ENERGY CORP CIK#: 0000811156 (see all company filings)

SIC: 4931 - ELECTRIC & OTHER SERVICES COMBINED
State location: MI | State of Inc.: MI | Fiscal Year End: 1231
(CF Office: 01 Energy & Transportation)
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Items 1 - 40  0000811156 Filings RSS Feed
Filings Format Description Filing Date File/Film Number
DEFA14A  Documents Additional definitive proxy soliciting materials and Rule 14(a)(12) material
Acc-no: 0001140361-25-011948 (34 Act)  Size: 10 KB
2025-04-03 001-09513
25807329
ARS  Documents Annual Report to Security Holders
Acc-no: 0001140361-25-009718 (34 Act)  Size: 1 MB
2025-03-20 001-09513
25757217
DEFA14A  Documents Additional definitive proxy soliciting materials and Rule 14(a)(12) material
Acc-no: 0001140361-25-009712 (34 Act)  Size: 10 MB
2025-03-20 001-09513
25757167
DEF 14A  Documents   Interactive Data Other definitive proxy statements
Acc-no: 0001140361-25-009708 (34 Act)  Size: 16 MB
2025-03-20 001-09513
25757126
8-K  Documents   Interactive Data Current report, items 8.01 and 9.01
Acc-no: 0001104659-25-016142 (34 Act)  Size: 877 KB
2025-02-21 001-09513
25652077
424B2  Documents   Interactive Data Prospectus [Rule 424(b)(2)]
Acc-no: 0001104659-25-015163 (33 Act)  Size: 715 KB
2025-02-19 333-270060
25640232
FWP  Documents Filing under Securities Act Rules 163/433 of free writing prospectuses
Acc-no: 0001104659-25-014828 (34 Act)  Size: 13 KB
2025-02-18 333-270060
25636028
424B5  Documents Prospectus [Rule 424(b)(5)]
Acc-no: 0001104659-25-014557 (33 Act)  Size: 557 KB
2025-02-18 333-270060
25632965
10-K  Documents   Interactive Data Annual report [Section 13 and 15(d), not S-K Item 405]
Acc-no: 0000811156-25-000036 (34 Act)  Size: 44 MB
2025-02-11 001-09513
25607869
8-K  Documents   Interactive Data Current report, items 2.02, 7.01, and 9.01
Acc-no: 0001104659-25-009870 (34 Act)  Size: 6 MB
2025-02-06 001-09513
25595370
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0000811156-24-000114 (34 Act)  Size: 16 MB
2024-10-31 001-09513
241413130
8-K  Documents   Interactive Data Current report, items 2.02, 7.01, and 9.01
Acc-no: 0001104659-24-112839 (34 Act)  Size: 2 MB
2024-10-31 001-09513
241412347
SC 13G/A  Documents [Amend] Statement of Beneficial Ownership by Certain Investors
Acc-no: 0000019617-24-000586 (34 Act)  Size: 90 KB
2024-10-17 005-39198
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0000811156-24-000110 (34 Act)  Size: 24 MB
2024-07-25 001-09513
241140412
8-K  Documents   Interactive Data Current report, items 2.02, 7.01, and 9.01
Acc-no: 0001104659-24-082494 (34 Act)  Size: 4 MB
2024-07-25 001-09513
241139693
8-K  Documents   Interactive Data Current report, items 5.03, 5.07, and 9.01
Acc-no: 0001104659-24-058008 (34 Act)  Size: 375 KB
2024-05-07 001-09513
24922010
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0000811156-24-000084 (34 Act)  Size: 13 MB
2024-04-25 001-09513
24873609
8-K  Documents   Interactive Data Current report, items 2.02, 7.01, and 9.01
Acc-no: 0001104659-24-051509 (34 Act)  Size: 3 MB
2024-04-25 001-09513
24872782
ARS  Documents Annual Report to Security Holders
Acc-no: 0000811156-24-000060 (34 Act)  Size: 27 MB
2024-03-21 001-09513
24770977
DEFA14A  Documents Additional definitive proxy soliciting materials and Rule 14(a)(12) material
Acc-no: 0000811156-24-000054 (34 Act)  Size: 1 MB
2024-03-21 001-09513
24770805
DEF 14A  Documents   Interactive Data Other definitive proxy statements
Acc-no: 0000811156-24-000052 (34 Act)  Size: 20 MB
2024-03-21 001-09513
24770455
PRE 14A  Documents   Interactive Data Other preliminary proxy statements
Acc-no: 0000811156-24-000048 (34 Act)  Size: 18 MB
2024-03-08 001-09513
24734243
SC 13G/A  Documents [Amend] Statement of Beneficial Ownership by Certain Investors
Acc-no: 0001104659-24-020035 (34 Act)  Size: 12 KB
2024-02-13 005-39198
24627074
10-K  Documents   Interactive Data Annual report [Section 13 and 15(d), not S-K Item 405]
Acc-no: 0000811156-24-000044 (34 Act)  Size: 42 MB
2024-02-08 001-09513
24607101
8-K  Documents   Interactive Data Current report, items 2.02, 7.01, and 9.01
Acc-no: 0001104659-24-009113 (34 Act)  Size: 3 MB
2024-02-01 001-09513
24584988
SC 13G/A  Documents [Amend] Statement of Beneficial Ownership by Certain Investors
Acc-no: 0000093751-24-000262 (34 Act)  Size: 8 KB
2024-01-25 005-39198
24561622
SC 13G/A  Documents [Amend] Statement of Beneficial Ownership by Certain Investors
Acc-no: 0000019617-24-000077 (34 Act)  Size: 90 KB
2024-01-16 005-39198
SC 13G/A  Documents [Amend] Statement of Beneficial Ownership by Certain Investors
Acc-no: 0001086364-24-000161 (34 Act)  Size: 13 KB
2024-01-08 005-39198
24520632
8-K  Documents   Interactive Data Current report, items 8.01 and 9.01
Acc-no: 0001104659-23-124307 (34 Act)  Size: 1 MB
2023-12-07 001-09513
231472624
424B5  Documents Prospectus [Rule 424(b)(5)]
Acc-no: 0001104659-23-124303 (33 Act)  Size: 422 KB
2023-12-07 333-270060
231472608
8-K  Documents   Interactive Data Current report, items 1.01 and 9.01
Acc-no: 0001104659-23-122055 (34 Act)  Size: 348 KB
2023-11-29 001-09513
231452628
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0000811156-23-000072 (34 Act)  Size: 16 MB
2023-10-26 001-09513
231348161
8-K  Documents   Interactive Data Current report, items 2.02, 7.01, and 9.01
Acc-no: 0001104659-23-111588 (34 Act)  Size: 7 MB
2023-10-26 001-09513
231347402
S-3ASR  Documents Automatic shelf registration statement of securities of well-known seasoned issuers
Acc-no: 0001104659-23-110417 (33 Act)  Size: 443 KB
2023-10-20 333-275106
231336704
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0000811156-23-000066 (34 Act)  Size: 16 MB
2023-07-27 001-09513
231115558
8-K  Documents   Interactive Data Current report, items 2.02, 7.01, and 9.01
Acc-no: 0001104659-23-084518 (34 Act)  Size: 4 MB
2023-07-27 001-09513
231115194
8-K  Documents   Interactive Data Current report, items 2.03 and 9.01
Acc-no: 0001104659-23-065874 (34 Act)  Size: 639 KB
2023-05-30 001-09513
23975020
8-K  Documents   Interactive Data Current report, items 8.01 and 9.01
Acc-no: 0001104659-23-061950 (34 Act)  Size: 382 KB
2023-05-17 001-09513
23932875
8-K  Documents   Interactive Data Current report, items 5.02 and 9.01
Acc-no: 0001104659-23-060323 (34 Act)  Size: 439 KB
2023-05-15 001-09513
23918894
8-K  Documents   Interactive Data Current report, item 5.07
Acc-no: 0001104659-23-058044 (34 Act)  Size: 373 KB
2023-05-10 001-09513
23904500