Qwest Corp (CTBB) files Form 15 terminating reporting for listed notes

Rhea-AI Filing Summary

Qwest Corporation filed a Form 15 certifying termination of its duty to file reports under Section 12(g) of the Securities Exchange Act and/or suspension of reporting duties under Sections 13 and 15(d). The filing lists covered debt classes including 6.5% Notes due 2056 and 6.75% Notes due 2057, and other senior note denominations.

Insights

Corporate Governance Analyst

Form 15 terminates ongoing SEC reporting obligations for specified classes of securities.

The filing certifies that Qwest Corporation is terminating its registration obligations under Section 12(g) and/or suspending reporting duties under Sections 13 and 15(d)6.5% Notes due 2056 and 6.75% Notes due 2057.

Timing and additional procedural conditions are the core items disclosed; subsequent filings would show any changes in covered classes or resumption of reporting obligations.

Key Figures

Filing date: June 12, 2026 6.5% Notes: 6.5% Notes due 2056 6.75% Notes: 6.75% Notes due 2057 +2 more

5 metrics

Filing date June 12, 2026 Form 15 signature date

6.5% Notes 6.5% Notes due 2056 Listed class covered by Form 15

6.75% Notes 6.75% Notes due 2057 Listed class covered by Form 15

Senior Notes (denominations) 6.500% due 2051; 6.500% due 2051; 6.750% due 2052 Denominations and series listed in filing

Listed counts 5% Notes due 2056:63; 6.75% Notes due 2057:60 Numeric items appearing in the excerpt

Key Terms

Form 15, Section 12(g), Sections 13 and 15(d), senior notes

4 terms

Form 15 regulatory

"Form 15 CERTIFICATION AND NOTICE OF TERMINATION"

A Form 15 is a short filing a public company uses with the U.S. Securities and Exchange Commission to stop or pause its routine public reporting requirements when it meets certain legal thresholds (such as a low number of public shareholders) or other qualifying conditions. Investors should care because filing one typically means less public financial information and lower trading liquidity—similar to a shop taking down its public notice board, making it harder to track performance and buy or sell shares.

Section 12(g) regulatory

"TERMINATION OF REGISTRATION UNDER SECTION 12(g)"

Section 12(g) is a rule that requires companies to register with the government and share their financial details when they have a certain number of shareholders or assets. It matters because it makes these companies more transparent, helping investors make informed decisions and keeping the markets fair.

Sections 13 and 15(d) regulatory

"SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13 AND 15(d)"

senior notes financial

"6.500% Senior Notes due 2051, denominations of $25"

Senior notes are a type of loan that a company borrows from investors, promising to pay it back with interest. They are called "senior" because in case the company faces financial trouble, these lenders are paid back before others. This makes senior notes safer for investors compared to other types of loans or bonds.

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 15

CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION

UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934

OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13 AND 15(d)

OF THE SECURITIES EXCHANGE ACT OF 1934.

Commission File Number: 001-03040

QWEST CORPORATION

(Exact name of registrant as specified in its charter)

931 14^th Street

Denver, Colorado

(318) 388-9000

(Address, including zip code, and telephone number, including area code, of registrant’s principal executive offices)

6.5% Notes due 2056

6.75% Notes due 2057

(Title of each class of securities covered by this Form)

6.500% Senior Notes due 2051, denominations of $25

6.500% Senior Notes due 2051, denominations of $1

6.750% Senior Notes due 2052, denominations of $25

(Titles of all other classes of securities for which a duty to file reports under section 13(a) or 15(d) remains)

Please place an X in the box(es) to designate the appropriate rule provision(s) relied upon to terminate or suspend the duty to file reports:

Rule 12g-4(a)(1)		☒
Rule 12g-4(a)(2)		☐
Rule 12h-3(b)(1)(i)		☒
Rule 12h-3(b)(1)(ii)		☐
Rule 15d-6		☐
Rule 15d-22(b)		☐

Approximate number of holders of record as of the certification or notice date:

6.5% Notes due 2056:63

6.75% Notes due 2057:60

Pursuant to the requirements of the Securities Exchange Act of 1934 Qwest Corporation. has caused this certification/notice to be signed on its behalf by the undersigned duly authorized person.

Date: June 12, 2026				QWEST CORPORATION.
				By:		/s/ Jon Yourkoski
				Name:		Jon Yourkoski
				Title:		Senior Vice President, Treasurer and Corporate Development

FAQ

What does Qwest Corporation's Form 15 mean for CTBB reporting obligations?

It certifies termination or suspension of filing duties under Section 12(g) and/or Sections 13 and 15(d). The filing lists specific classes of debt affected and is signed by the company treasurer on June 12, 2026.

Which securities does the Form 15 list for Qwest Corporation (CTBB)?

The filing names debt classes including 6.5% Notes due 2056 and 6.75% Notes due 2057, plus specified senior note denominations such as 6.500% Senior Notes due 2051 and 6.750% Senior Notes due 2052.

Who signed the Form 15 for Qwest Corporation (CTBB)?

The certification/notice is signed by Jon Yourkoski, Senior Vice President, Treasurer and Corporate Development, on behalf of Qwest Corporation, dated June 12, 2026.

Does the Form 15 state that reporting is suspended for all Qwest securities?

No. The filing lists specific classes of securities covered by the termination/suspension, naming particular note series and denominations rather than applying to all securities.