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

  • Eight registration statements terminated: Post-Effective Amendments cover registration numbers 333-15413, 333-27825, 333-40331, 333-46687, 333-64109, 333-76179, 333-90749, and 333-135912.
  • Merger completed November 2, 2026: According to the filing, Viking MergerCo, Inc. merged with and into CBIZ, Inc., with CBIZ surviving as a wholly owned subsidiary of Viking ParentCo, Inc.
  • Merger agreement dated July 28, 2026: The filing states the transaction was governed by an Agreement and Plan of Merger among CBIZ, Viking ParentCo, Inc., and Viking MergerCo, Inc.
  • All registered but unsold securities deregistered: Removed securities include debt securities, warrants, 3.125% Convertible Senior Subordinated Notes due 2026, and shares of common stock.
  • Common stock par value $0.01 per share: The filing identifies CBIZ common stock with this par value across the covered registration statements.
  • Signed by CEO Jim Peko: The Post-Effective Amendments were signed in New York on November 2, 2026, by Jim Peko, Chief Executive Officer.

CBIZ Terminates Legacy Registration Statements Following Completion of Merger

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 on November 2, 2026. According to the filing, the purpose of the amendments is to remove from registration all securities that were registered under those statements but remained unsold as of the filing date, consistent with undertakings the company had previously made in each registration statement.

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, Inc. The filing states that as a result of the merger, "any and all offerings of securities registered pursuant to the Registration Statements have been terminated." The underlying merger agreement was dated July 28, 2026.

The eight registration statements span filings originally made as far back as November 1, 1996, when the company operated under its former name, International Alliance Services, Inc. Later filings were made under the name Century Business Services, Inc. before the company became CBIZ, Inc. The deregistered securities include shares of common stock registered for resale by selling stockholders across multiple statements, up to $125,000,000 of debt securities and warrants under Registration No. 333-40331, and the company's 3.125% Convertible Senior Subordinated Notes due 2026 along with shares issuable upon conversion, registered under Registration No. 333-135912 in July 2006. The filing states that the Registration Statements are hereby amended to reflect the deregistration and that the company "hereby terminates the effectiveness of the Registration Statements."

What Was Disclosed

CBIZ, Inc. filed Post-Effective Amendments to eight legacy Form S-3 registration statements to deregister all unsold securities following the closing of its merger with Viking MergerCo, Inc. on November 2, 2026, which resulted in CBIZ becoming a wholly owned subsidiary of Viking ParentCo, Inc.