CBIZ, Inc. filed Post-Effective Amendments to eight Form S-3 registration statements on November 2, 2026, removing all unsold securities from registration following the completion of a merger that made the company a wholly owned subsidiary of Viking ParentCo, Inc.

Key Highlights

  • Merger completed: On November 2, 2026, Merger Sub merged with and into CBIZ, Inc., with CBIZ surviving as a wholly owned subsidiary of Viking ParentCo, Inc., according to the filing.
  • Eight registration statements terminated: The post-effective amendments cover Registration Nos. 333-15413, 333-27825, 333-40331, 333-46687, 333-64109, 333-76179, 333-90749, and 333-135912.
  • Merger agreement date: The Agreement and Plan of Merger was dated July 28, 2026, among CBIZ, Viking ParentCo, Inc., and Viking MergerCo, Inc., per the filing.
  • Securities deregistered: All unsold securities under the eight registration statements, including debt securities, warrants, 3.125% Convertible Senior Subordinated Notes due 2026, and shares of common stock, have been removed from registration.
  • Historical share registrations: The earliest registration statement (No. 333-15413) was originally filed November 1, 1996, and registered the resale of up to 32,126,076 shares of common stock.
  • Signed by CEO: Jim Peko, Chief Executive Officer, signed the post-effective amendments on behalf of CBIZ, Inc. in New York on November 2, 2026.

CBIZ Closes Merger and Terminates Eight Legacy Registration Statements

CBIZ, Inc., a Delaware corporation headquartered at 5959 Rockside Woods Blvd. N., Suite 600, Independence, Ohio, filed post-effective amendments to eight Form S-3 registration statements with the SEC on November 2, 2026. According to the filing, the purpose of these amendments is to deregister all securities that were registered but remained unsold under those statements, following the termination of all associated offerings.

The filing discloses that on November 2, 2026, Viking MergerCo, Inc., a direct wholly owned subsidiary of Viking ParentCo, Inc., merged with and into CBIZ, with CBIZ surviving the merger as a wholly owned subsidiary of Viking ParentCo. The underlying merger agreement was dated July 28, 2026. As a result of the merger, the company reported that "any and all offerings of securities registered pursuant to the Registration Statements have been terminated."

The eight registration statements span a range of historical filings, some originally made under the company's former names, International Alliance Services, Inc. and Century Business Services, Inc. They cover a variety of securities, including resale registrations for tens of millions of shares of common stock (par value $0.01 per share), up to $125,000,000 of debt securities and warrants under Registration No. 333-40331, and 3.125% Convertible Senior Subordinated Notes due 2026 under Registration No. 333-135912, which was filed July 21, 2006. The filing states that the company is honoring undertakings made in each registration statement to remove unsold securities by post-effective amendment upon termination of the offering, and that "the Company hereby terminates the effectiveness of the Registration Statements."

What Was Disclosed

CBIZ, Inc. filed post-effective amendments on November 2, 2026, to deregister all unsold securities across eight legacy Form S-3 registration statements. The action followed completion of a merger making CBIZ a wholly owned subsidiary of Viking ParentCo, Inc.