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DTE Energy (NYSE: DTB) issues $1B 6.200% junior debt due 2058

Filing Impact
(Moderate)
Filing Sentiment
(Neutral)
Form Type
8-K

Rhea-AI Filing Summary

DTE Energy Company completed the sale of $1,000,000,000 aggregate principal amount of its 2026 Series C 6.200% Fixed-to-Fixed Reset Rate Junior Subordinated Debentures due 2058. These debentures were issued under an existing shelf registration statement on Form S-3.

The securities are governed by DTE Energy’s Amended and Restated Indenture dated April 9, 2001, as supplemented by a Supplemental Indenture dated June 1, 2026. The report mainly files the related indenture and legal and tax opinions as exhibits.

Positive

  • None.

Negative

  • None.
Item 8.01 Other Events Other
Voluntary disclosure of events the company deems important to shareholders but not covered by other items.
Item 9.01 Financial Statements and Exhibits Exhibits
Financial statements, pro forma financial information, and exhibit attachments filed with this report.
Debentures issued $1,000,000,000 aggregate principal amount 2026 Series C Junior Subordinated Debentures
Coupon rate 6.200% Fixed-to-Fixed Reset Rate on 2026 Series C debentures
Maturity 2058 Stated maturity year of 2026 Series C debentures
Shelf registration Form S-3, File No. 333-286383 Registration statement under the Securities Act of 1933
Base indenture date April 9, 2001 Amended and Restated Indenture with trustee
Supplemental indenture date June 1, 2026 Supplemental Indenture for 2026 Series C debentures
8-K event date June 18, 2026 Completion date of debenture sale
Fixed-to-Fixed Reset Rate financial
"2026 Series C 6.200% Fixed-to-Fixed Reset Rate Junior Subordinated Debentures due 2058"
A fixed-to-fixed reset rate is a coupon structure where a security pays one fixed interest rate for an initial period and then switches at a scheduled reset date to a new fixed rate for the next period, often determined by prevailing market rates plus a set margin. Investors care because it combines predictable income between resets with the ability to adjust to changing interest-rate conditions, affecting yield, price sensitivity and income planning—think of swapping to a new preset thermostat setting at regular intervals.
Junior Subordinated Debentures financial
"2026 Series C 6.200% Fixed-to-Fixed Reset Rate Junior Subordinated Debentures due 2058"
A junior subordinated debenture is a long-term loan a company issues to investors that sits low in the repayment order: holders get paid after most other creditors but usually before shareholders. Because it offers higher interest to compensate for greater risk, it can boost income for investors but also carries bigger chances of loss if the issuer faces financial trouble. Think of it as standing near the back of a line for repayment — you get a bigger reward but a smaller guarantee.
shelf registration statement regulatory
"pursuant to the shelf registration statement on Form S-3 (File No. 333-286383)"
A shelf registration statement is a document a company files with regulators that allows it to sell shares or bonds quickly when it’s a good time to raise money. It’s like having a pre-approved plan ready so the company can act fast without going through lengthy paperwork each time they want to sell, making fundraising more flexible.
Amended and Restated Indenture regulatory
"Amended and Restated Indenture, dated as of April 9, 2001, by and between DTE Energy and The Bank of New York Mellon Trust Company"
Supplemental Indenture regulatory
"as supplemented by a Supplemental Indenture dated as of June 1, 2026"
A supplemental indenture is a written amendment to the original bond agreement that changes specific terms of a debt contract, such as payment schedules, interest rates, collateral or covenant protections. Investors care because it alters the legal rights and risks tied to a security — like renegotiating a mortgage where the lender and borrower agree to new rules — and can affect a bond’s credit quality, yield and market value.
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Understanding 8-K Material Events →
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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
_____________________________
FORM 8-K
_____________________________
CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): 06/18/26

dtecolorlogo.jpg
Commission File Number: 1-11607
DTE Energy Company
Michigan38-3217752
(State or other jurisdiction of incorporation or organization)(I.R.S Employer Identification No.)

Registrants address of principal executive offices: One Energy Plaza, Detroit, Michigan 48226-1221
Registrants telephone number, including area code: (313) 235-4000


Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:
Title of Each Class
Trading Symbol(s)
Name of Exchange on which Registered
Common stock, without par valueDTE
New York Stock Exchange
2017 Series E 5.25% Junior Subordinated Debentures due 2077DTW
New York Stock Exchange
2020 Series G 4.375% Junior Subordinated Debentures due 2080DTB
New York Stock Exchange
2021 Series E 4.375% Junior Subordinated Debentures due 2081DTGNew York Stock Exchange
2025 Series H 6.25% Junior Subordinated Debentures due 2085DTKNew York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 under the Securities Act (17 CFR 230.405) or Rule 12b-2 under Exchange Act (17 CFR 240.12b-2).
Emerging growth company ☐
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐


Item 8.01. Other Events.

On June 18, 2026, DTE Energy Company (“DTE Energy”) completed its sale of $1,000,000,000 aggregate principal amount of its 2026 Series C 6.200% Fixed-to-Fixed Reset Rate Junior Subordinated Debentures due 2058 (the "Debentures"). The Debentures were registered under the Securities Act of 1933, as amended, pursuant to the shelf registration statement on Form S-3 (File No. 333-286383) of DTE Energy. The Debentures are being issued pursuant to the Amended and Restated Indenture, dated as of April 9, 2001, by and between DTE Energy and The Bank of New York Mellon Trust Company, N.A., as successor trustee, as supplemented by a Supplemental Indenture dated as of June 1, 2026. This Current Report on Form 8-K is being filed to report as exhibits certain documents in connection with the sale of the Debentures.

Item 9.01. Financial Statements and Exhibits.

(d) Exhibits
4.1
Supplemental Indenture, dated as of June 1, 2026, to the Amended and Restated Indenture, dated as of April 9, 2001, by and between DTE Energy Company and The Bank of New York Mellon Trust Company, N.A., as successor trustee (2026 Series C).
5.1
Opinion and Consent of Kathrine Lorenz, Esq., Senior Vice President and Chief Legal Officer of DTE Energy Company, relating to the Debentures.
8.1
Opinion and Consent of Hunton Andrews Kurth LLP regarding tax matters.
23.1
Consent of Kathrine Lorenz, Esq., Senior Vice President and Chief Legal Officer of DTE Energy (included in the opinion filed as Exhibit 5.1).
23.2
Consent of Hunton Andrews Kurth LLP (included in the opinion filed as Exhibit 8.1).
104Cover Page Interactive Data File (embedded within the Inline XBRL document).



SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrants have duly caused this report to be signed on their behalf by the undersigned hereunto duly authorized.

Date: June 18, 2026
DTE ENERGY COMPANY
(Registrant)
/s/ Mark C. Rolling
Mark C. Rolling
Senior Vice President - Finance and Treasurer







Source: View Original Filing on SEC EDGAR

FAQ

What did DTE Energy (DTB) announce in this 8-K filing?

DTE Energy reported it completed selling $1,000,000,000 of 2026 Series C 6.200% Junior Subordinated Debentures due 2058. The filing mainly provides the governing indenture and related legal and tax opinions as exhibits connected to this long-dated debt issuance.

What type of securities did DTE Energy (DTB) issue?

DTE Energy issued 2026 Series C 6.200% Fixed-to-Fixed Reset Rate Junior Subordinated Debentures due 2058. These are long-term subordinated debt securities governed by an existing indenture, with additional terms set in a June 1, 2026 supplemental indenture.

What is the size of DTE Energy’s new debenture offering?

The offering totals $1,000,000,000 in aggregate principal amount of 2026 Series C Junior Subordinated Debentures. This figure represents the face value of the debt DTE Energy has issued under its shelf registration statement for long-term financing purposes.

Under what registration statement were DTE Energy’s debentures issued?

The debentures were issued under DTE Energy’s shelf registration statement on Form S-3, File No. 333-286383. A shelf registration allows the company to register securities in advance and issue them over time as market conditions warrant.

Filing Exhibits & Attachments

7 documents

Other Documents