Welcome to our dedicated page for CSG Systems International SEC filings (Ticker: CSGS), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
This page provides access to SEC filings for CSG Systems International, Inc. (NASDAQ: CSGS), a SaaS platform company in customer experience, billing and payments. These regulatory documents offer detailed information on the company’s financial results, material contracts and significant corporate events.
CSG regularly files Current Reports on Form 8-K to furnish earnings press releases under Item 2.02, including quarterly and year-to-date revenue, operating income, margins, earnings per share, cash flows and reconciliations of non-GAAP measures such as adjusted operating margin, adjusted EBITDA and adjusted free cash flow. These filings explain how management uses non-GAAP metrics alongside GAAP results.
Filings also capture key commercial agreements. An 8-K dated September 4, 2025 describes an amendment to CSG’s Master Subscriber Management System Agreement with Charter Communications. That filing outlines the extension of the relationship through September 30, 2031, the revenue model based primarily on monthly SaaS and related services per customer account, ancillary usage-based services, financial commitments and CSG’s exclusive right to provide print and mail services to Charter customer accounts during the term.
A separate 8-K filed on October 29, 2025 discloses an Agreement and Plan of Merger among CSG, NEC Corporation and a wholly owned NEC subsidiary. The filing summarizes the planned merger structure, the cash merger consideration for each share of CSG common stock, conditions to closing and termination provisions, including potential termination fees. It also notes that, if the merger is consummated, CSG shares will be delisted from the Nasdaq Global Select Market and deregistered under the Securities Exchange Act of 1934.
Stock Titan’s interface surfaces these filings as they are made available through EDGAR and can pair them with AI-powered summaries that highlight key terms, financial metrics and structural details. Investors can review 8-Ks related to earnings, major contracts, the NEC merger agreement and other material events, as well as other periodic reports referenced in CSG’s disclosures, to understand the company’s regulatory and financial history.
CSG Systems International describes its global SaaS platforms for revenue management, customer experience and payments, and outlines a planned cash merger with NEC Corporation. Under a signed Merger Agreement, each CSG share is expected to be converted into $80.70 in cash, subject to regulatory approvals and other customary conditions, with closing anticipated in 2026.
The company highlights that if the merger fails, CSG may owe NEC an $82 million termination fee and could face business disruption and stock price pressure. CSG remains highly dependent on a few large communication service providers; in 2025 Charter generated $236 million (19% of revenue) and Comcast $210 million (17%). It employs over 5,500 people worldwide and emphasizes AI-enabled innovation, cybersecurity, regulatory compliance, and environmental goals, including a target to be carbon neutral for Scope 1 and 2 emissions by 2035.
CSG Systems International, Inc. filed an amended current report to correct a previously furnished earnings press release. The amendment’s sole purpose is to provide a complete version of the February 4, 2026 press release by restoring the Research and Development line to the condensed consolidated income statement, with no other changes to the release.
CSG Systems International, Inc. furnished an update on its business by issuing a press release covering financial results for the quarter and year ended December 31, 2025. The company submitted this press release as Exhibit 99.1 to this current report.
The press release discusses CSG’s performance using both GAAP and non-GAAP financial measures, with reconciliations to comparable GAAP figures. CSG explains that non-GAAP measures are supplemental and should be evaluated together with traditional GAAP results, and indicates that further details are also available on its website.
CSG Systems International, Inc. reports that its stockholders approved the proposed merger with NEC Corporation, under which CSG will become a wholly owned subsidiary of NEC. The merger agreement was adopted with 23,519,178 votes in favor, 5,392 against and 63,762 abstentions. A quorum was achieved, with 23,588,332 shares represented out of 28,520,509 shares entitled to vote as of the record date. Stockholders also approved, on a non-binding advisory basis, the compensation that may be paid to CSG’s named executive officers in connection with the merger. The merger is expected to close within the 2026 calendar year, assuming timely satisfaction of remaining customary closing conditions, including required regulatory approvals.
The Vanguard Group has filed an amended Schedule 13G reporting beneficial ownership of 3,202,544 shares of CSG Systems International Inc common stock, representing 11.22% of the outstanding class as of the event date.
Vanguard reports no sole voting or dispositive power over these shares. It has shared voting power over 226,592 shares and shared dispositive power over 3,202,544 shares, reflecting its role managing client assets. Vanguard states the securities were acquired and are held in the ordinary course of business, not to change or influence control of CSG Systems.
The filing notes an internal realignment effective January 12, 2026, after which certain Vanguard subsidiaries or business divisions are expected to report beneficial ownership separately while pursuing the same investment strategies as before. Vanguard’s clients, including registered investment companies and other managed accounts, have the right to receive dividends and sale proceeds, and no single other person’s interest exceeds 5% of the class.
CSG Systems International President & CEO Brian Shepherd was granted 37,175 shares of time-based restricted common stock at $0 per share. These shares were awarded on January 20, 2026 and are scheduled to vest on March 10, 2027, meaning he will receive full ownership only if the vesting conditions are met through that date. After this grant, Shepherd directly beneficially owns 575,191 shares of CSG Systems International common stock.
CSG Systems International EVP & CFO Hai Tran received an equity grant of 13,631 shares of common stock on January 20, 2026. The shares were awarded at a price of $0 per share as time-based restricted stock, which is a form of compensation that typically requires continued employment to fully vest.
The filing states that these restricted shares are scheduled to vest on March 10, 2027. After this grant, Tran beneficially owns a total of 129,880.2826 shares of CSG Systems International common stock in direct ownership.
CSG Systems International executive Michael Joseph Woods, EVP Pres NA Comm, Media & Tech, reported receiving an equity award of 10,946 shares of common stock on January 20, 2026. The shares were acquired at a price of $0 per share as time-based restricted stock that is scheduled to vest on March 10, 2027. Following this grant, Woods now directly beneficially owns 53,196.8507 shares of CSG Systems International common stock.
CSG Systems International executive Elizabeth A. Bauer reported an equity award of 8,468 shares of common stock on January 20, 2026. The shares are time-based restricted stock that will vest on March 10, 2027, meaning she must satisfy continued service conditions before they fully become hers. The award was reported at a price of $0 per share, consistent with a stock grant rather than an open-market purchase.
After this grant, Bauer beneficially owned 101,859 shares of CSG Systems International common stock in direct ownership. She serves as Executive Vice President and Chief Experience Officer, so the filing reflects part of her equity-based compensation as a senior officer.
CSG Systems International Inc. reported an equity award to its EVP and General Counsel, Rasmani Bhattacharya. On January 20, 2026, Bhattacharya was granted 8,468 shares of common stock as time-based restricted stock at a price of $0 per share, reflecting a stock-based compensation grant rather than an open‑market purchase. After this award, Bhattacharya directly beneficially owns 68,162 shares of CSG Systems common stock. The restricted shares are scheduled to vest on March 10, 2027, meaning they become fully owned over time if the vesting conditions are met.