Skip to content
Shuttingdown

CSG SYSTEMS INTERNATIONAL INC

Services-Computer Processing & Data Preparation · ENGLEWOOD · CO

No longer listed

High confidence (85%)

Updated Oct 7, 2026, 12:04 AM

What is happening

Derived by rule set status-rules-2026.09.7

The company deregistered its securities and stopped filing with the SEC. Companies do that when they are acquired, when they go private, and when they fail; the filing does not say which.

Latest material event: CSG SYSTEMS INTERNATIONAL INC deregistered its securities (May 26, 2026)

Timeline

Every material event, newest first. History is never overwritten.

  1. CSG SYSTEMS INTERNATIONAL INC deregistered its securities

    May 26, 2026

    Registration withdrawn

    • SEC EDGAR — “15-12G 1 d83745d1512g.htm 15-12G 15-12G 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 0-27512 CSG Systems International, Inc. (Exact name of registrant as specified in its charter) 169 Inverness Dr W, Suite 300 Englewood, CO 80112 (303) 200-2000 (Address, including zip code, and telephone number, including area code, of…”

  2. CSG SYSTEMS INTERNATIONAL INC was delisted from its exchange

    May 14, 2026

    Delisting effective

    • SEC EDGAR — “X0203 0001354457 Nasdaq Stock Market LLC 0001005757 CSG SYSTEMS INTERNATIONAL INC 000-27512 7887 East Belleview Ave. Suite 1000 Englewood CO COLORADO 80111 +1 303 796-2850 Common Stock 17 CFR 240.12d2-2(a)(3) Katelin Rowe CDO Analyst 2026-05-14”

  3. CSG SYSTEMS INTERNATIONAL INC received a delisting notice from its exchange

    May 14, 2026

    Delisting notice received

    • SEC EDGAR — “Item 3.01 Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing. The information set forth in the Introductory Note and Item 2.01 of this Current Report on Form 8-K is incorporated into this Item 3.01 by reference. In connection with the closing of the Merger, on May 9, 2026, CSG notified the Nasdaq Stock Market ( Nasdaq ) of the anticipated completion of the Merger and on May 11, 2026, CSG requested that Nasdaq (i) suspend trading of CSG Common Stock on Nasdaq before the opening of trading on May 14, 2026 and (ii) file a notification of removal fr…”

Company information

Founded
—
Employees (estimate)
—
Industry
Services-Computer Processing & Data Preparation
Subindustry
—
Listing
SEC lists the ticker CSGS on Nasdaq.
SEC CIK
0001005757
Website
—
LinkedIn
—
Headquarters
ENGLEWOOD, CO
Also known as
—
Legal entities
CSG SYSTEMS INTERNATIONAL INC

Sources

Every material source used to build this profile.

  • SEC Company Submissions (TIER 1 · UNVERIFIED)

    CSG SYSTEMS INTERNATIONAL INC — Services-Computer Processing & Data Preparation (SIC 7374) — ENGLEWOOD, CO
    View source record

  • SEC EDGAR (TIER 1 · UNVERIFIED)

    15-12G 1 d83745d1512g.htm 15-12G 15-12G 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 0-27512 CSG Systems International, Inc. (Exact name of registrant as specified in its charter) 169 Inverness Dr W, Suite 300 Englewood, CO 80112 (303) 200-2000 (Address, including zip code, and telephone number, including area code, of…
    View source record

  • SEC EDGAR (TIER 1 · UNVERIFIED)

    X0203 0001354457 Nasdaq Stock Market LLC 0001005757 CSG SYSTEMS INTERNATIONAL INC 000-27512 7887 East Belleview Ave. Suite 1000 Englewood CO COLORADO 80111 +1 303 796-2850 Common Stock 17 CFR 240.12d2-2(a)(3) Katelin Rowe CDO Analyst 2026-05-14
    View source record

  • SEC EDGAR (TIER 1 · UNVERIFIED)

    Item 3.01 Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing. The information set forth in the Introductory Note and Item 2.01 of this Current Report on Form 8-K is incorporated into this Item 3.01 by reference. In connection with the closing of the Merger, on May 9, 2026, CSG notified the Nasdaq Stock Market ( Nasdaq ) of the anticipated completion of the Merger and on May 11, 2026, CSG requested that Nasdaq (i) suspend trading of CSG Common Stock on Nasdaq before the opening of trading on May 14, 2026 and (ii) file a notification of removal fr…
    View source record

Status history

Every derived status, with the rule that produced it.

  • DISTRESS_SIGNAL → NO_LONGER_LISTEDPUBLIC_LISTING_ENDED · Sep 18, 2026, 01:29 AM

    The company deregistered its securities and stopped filing with the SEC. Companies do that when they are acquired, when they go private, and when they fail; the filing does not say which.

  • DISTRESS_SIGNAL → DISTRESS_SIGNALLISTING_STANDARDS_WARNING · Sep 18, 2026, 01:14 AM

    An exchange warned the company it no longer meets the listing standards. Companies regain compliance often.

  • DISTRESS_SIGNAL → DISTRESS_SIGNALPUBLIC_LISTING_ENDED · Sep 15, 2026, 12:32 PM

    The company stopped being publicly listed. That happens to failing companies and to acquired ones alike.

  • DISTRESS_SIGNAL → DISTRESS_SIGNALPUBLIC_LISTING_ENDED · Sep 14, 2026, 04:46 PM

    The company stopped being publicly listed. That happens to failing companies and to acquired ones alike.

  • DISTRESS_SIGNAL → DISTRESS_SIGNALPUBLIC_LISTING_ENDED · Sep 8, 2026, 04:40 AM

    The company stopped being publicly listed. That happens to failing companies and to acquired ones alike.

  • UNKNOWN → DISTRESS_SIGNALPUBLIC_LISTING_ENDED · Sep 8, 2026, 04:40 AM

    An exchange warned the company it no longer meets the listing standards. Companies regain compliance often.