Current Report · Items 8.01, 9.01 · 8-K

Qwest Corporation

Other Events

Filed Jun 11, 2026Accepted Jun 11, 2026, 4:52 PM EDTCIK 68622Accession 0001193125-26-267799

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Current securities

CTGGNYSE · DEBENTURE · Current CTHHNYSE · DEBENTURE · Current

Historical securities (2)

CTBBNYSE · EQUITY · Historical · closed May 8, 2026 CTDDNYSE · EQUITY · Historical · closed May 8, 2026

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Disclosure sections

Items 8.01, 9.01

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Item 8.01Item 8.01 - Other Events

Item 8.01 Other Events. New Qwest Notes On June 11, 2026, Lumen Technologies, Inc. (“Lumen,” “us,” “we” or “our”), together with its wholly-owned subsidiary, Qwest Corpora ti on (“Qwest”), settled the previously announced offers (the “Exchange Offers”) by Qwest to exchange the outstanding notes described below, in each case on the terms set forth in the Registration Statement on Form S-4 Lumen and Qwest filed with the U.S. Securities and Exchange Commission (the “Commission”) on April 16, 2026 and as amended by the post-effective amendment filed with the Commission on May 20, 2026, including a prospectus and consent solicitation statement forming a part thereof (as amended or supplemented from time to time, the “Prospectus”). In connection with the Exchange Offers, Qwest and Lumen also solicited consents (the “Consent Solicitations”) to amend the indentures governing Old Qwest Notes (as defined below) (as amended and supplemented, the “Old Qwest Indentures”). Pursuant to the settlement of the Exchange Offers and Consent Solicitations on June 11, 2026, Qwest issued (a) $1,002,320,075 aggregate principal amount of 6.500% Notes due 2051 (the “New 6.500% 2051 Notes”), of which $487,022,150 aggregate principal amount was issued in denominations of $1, and $515,297,925 aggregate principal amount was issued in denominations of $25, and (b) $381,528,000 aggregate principal amount of 6.750% Notes due 2052 (the “New 6.750% 2052 Notes” and, together with the New 6.500% 2051 Notes, the “New Qwest Notes”). The New Qwest Notes are fully and unconditionally guaranteed on an unsecured basis by Lumen. The New Qwest Notes are issued pursuant to an indenture, dated as of June 11, 2026 (the “New Base Indenture”), between Qwest and U.S. Bank Trust Company, National Association, as trustee (the “Trustee”), as supplemented by the first supplemental indenture (the “New Supplemental Indenture”), among Qwest, Lumen, as guarantor, and the Trustee, designating the terms for each of the New Qwest Notes. The offering of the New Qwest Notes was registered pursuant to the Prospectus. The New 6.500% 2051 Notes will bear interest at a rate of 6.500% per year and mature on September 1, 2051. Qwest will pay interest on the New 6.500% 2051 Notes on March 1, June 1, September 1 and December 1 of each year, commencing on September 1, 2026. The New 6.750% 2052 Notes will bear interest at a rate of 6.750% per year and mature on June 15, 2052. Qwest will pay interest on the New 6.750% 2052 Notes on March 15, June 15, September 15, and December 15 of each year, commencing on September 15, 2026. The New 6.500% 2051 Notes are issued in denominations of (i) $25 and integral multiples of $25 in excess thereof or (ii) $1 and integral multiples of $1 in excess thereof, and are issued under separate global notes (at least one global note for each denomination) having separate CUSIP numbers but otherwise constituting the same series for voting purposes, and issued under the same supplemental indenture. The New 6.500% 2051 Notes in denominations of $25 and integral multiples of $25 in excess thereof, and the New 6.750% 2052 Notes will be listed on the New York Stock Exchange and are expected to begin trading on the NYSE on or promptly following the date hereof under the symbols “CTGG” and “CTHH,” respectively. The New 6.500% 2051 Notes in $1 denominations will not be listed. The above description of the New Base Indenture and New Supplemental Indenture is a summary only and is subject to, and qualified entirely by, the New Base Indenture and the New Supplemental Indenture, as applicable, which are filed as Exhibits 4.1, and 4.2, respectively, to this Current Report on Form 8-K and incorporated by reference herein. Old Qwest Notes Supplemental Indentures In connection with the Consent Solicitations, Qwest has entered into the eighteenth supplemental indenture (the “Eighteenth Supplemental Indenture”) and the nineteenth (the “Nineteenth Supplemental Indenture”) with U.S. Bank Trust Company, National Association, as trustee, in connection with its 6.5% Notes due 2056 and 6.75% Notes due 2057 (collectively, the “Old Qwest Notes”), respectively, in each case, to elim in ate substantially all of the restrictive covenants in the Old Qwest Indentures. The above description of the Eighteenth Supplemental Indenture and the Nineteenth Supplemental Indenture is a summary only and is subject to, and qualified entirely by the Eighteenth Supplemental Indenture and the Nineteenth Supplemental Indenture filed as Exhibits 4.3, and 4.4, respectively, to this Current Report on Form 8-K and incorporated by reference herein.

Filed exhibits (4)

EX-4.1 (by filename) d20154dex41.htm

EX-4.1 2 d20154dex41.htm EX-4.1 EX-4.1 Exhibit 4.1 Qwest Corporation as Issuer and U.S. Bank Trust Company, National Association, as Trustee INDENTURE Dated as of June 11, 2026 CERTAIN SECTIONS OF THIS INDENTURE RELATING TO SECTIONS 310 THROUGH 318 INCLUSIVE, OF THE TRUST INDENTURE ACT OF 1939 Trust Indenture Act Section INDENTURE Section Section 310(a)(1) Section 609 (a)(2) Section 609 (a)(3) Not Applicable (a)(4) Not Applicable (b) Section 608 Section 610 Section 311(a) Section 613 (b) Section 613 Section 312(a) Section 701 Section 702 (b) Section 702 (c) Section 702 Section 313(a) Section 703 (b) Section 703 (c) Section 703 (d) Section 703 Section 314(a) Section 704 (a)(4) …

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EX-4.2 (by filename) d20154dex42.htm

EX-4.2 3 d20154dex42.htm EX-4.2 EX-4.2 Exhibit 4.2 QWEST CORPORATION, LUMEN TECHNOLOGIES, INC., AS GUARANTOR, AND U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, AS TRUSTEE FIRST SUPPLEMENTAL INDENTURE DATED AS OF June 11, 2026 TO INDENTURE DATED June 11, 2026 $1,002,320,075 6.500% Notes due 2051 $381,528,000 6.750% Notes due 2052 CONTENTS ARTICLE I. RELATION TO BASE INDENTURE; DEFINITIONS 1 Section 1.1 Relation to Base Indenture 1 Section 1.2 Definitions 2 ARTICLE II. TERMS OF THE SECURITIES 6 Section 2.1 Title of the Securities 6 Section 2.2 Limitation on Initial Aggregate Principal Amount; Further Issuances 6 Section 2.3 Interest and Interest Rates; Stated Maturity of Notes 6 Section 2.4 Currency 7 Section 2.5 Additional Notes …

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EX-4.3 (by filename) d20154dex43.htm

EX-4.3 4 d20154dex43.htm EX-4.3 EX-4.3 Exhibit 4.3 EXECUTION VERSION EIGHTEENTH SUPPLEMENTAL INDENTURE EIGHTEENTH SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”) dated as of June 11, 2026, between QWEST CORPORATION, a Colorado corporation (formerly named US West Communications, Inc.) (the “Issuer”), and U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, a national banking association, as trustee under the Indenture referred to below (the “Trustee”). W I T N E S S E T H : WHEREAS, the Issuer and the Trustee (as successor in interest to Bank One Trust Company, N.A.) are party to that certain Indenture, dated as of October 15, 1999, as supplemented by that certain First Supplemental Indenture, dated as of August 19, 2004, by and between the Issuer and the Trustee (as successor in interest to U.S. Bank National Association) (such Indenture, as so supplemented by such First Supplemental Indenture, the “Base Indenture”), as further supplemented by that certain Sixteenth Supplemental Indenture, dated as of August 22, 2016, by and between the Issuer and the Trustee (the Base Indenture, as so supplemented by such Sixteenth Supplemental Indenture, the “Indenture”), providing for…

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EX-4.4 (by filename) d20154dex44.htm

EX-4.4 5 d20154dex44.htm EX-4.4 EX-4.4 Exhibit 4.4 EXECUTION VERSION NINETEENTH SUPPLEMENTAL INDENTURE NINETEENTH SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”) dated as of June 11, 2026, between QWEST CORPORATION, a Colorado corporation (formerly named US West Communications, Inc.) (the “Issuer”), and U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, a national banking association, as trustee under the Indenture referred to below (the “Trustee”). W I T N E S S E T H : WHEREAS, the Issuer and the Trustee (as successor in interest to Bank One Trust Company, N.A.) are party to that certain Indenture, dated as of October 15, 1999, as supplemented by that certain First Supplemental Indenture, dated as of August 19, 2004, by and between the Issuer and the Trustee (as successor in interest to U.S. Bank National Association) (such Indenture, as so supplemented by such First Supplemental Indenture, the “Base Indenture”), as further supplemented by that certain Seventeenth Supplemental Indenture, dated as of April 27, 2017, by and between the Issuer and the Trustee (the Base Indenture, as so supplemented by such Seventeenth Supplemental Indenture, the “Indenture”), providing …

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