Form 8-A12G/A Filings
SEC Form 8-A12G/A is an amendment filing used by issuers to update or correct a previously filed Form 8-A12G that registers a class of securities under Section 12(g) of the Securities Exchange Act of 1934.
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| ID | Form | Filer Name | Filing Agent | Date | Actions |
|---|---|---|---|---|---|
| 21567000 | 8-A12G/A | Enzon Pharmaceuticals, Inc. | Toppan Merrill/fa | 03/24/2026 | |
| 21551452 | 8-A12G/A | Enzon Pharmaceuticals, Inc. | Toppan Merrill/fa | 03/18/2026 | |
| 21529747 | 8-A12G/A | Enzon Pharmaceuticals, Inc. | Toppan Merrill/fa | 03/11/2026 | |
| 21484791 | 8-A12G/A | Enzon Pharmaceuticals, Inc. | Toppan Merrill/fa | 02/27/2026 |
What Is SEC Form 8-A12G/A?
SEC Form 8-A12G/A is an amendment to Form 8-A12G used to revise information previously submitted in connection with the registration of a class of securities under Section 12(g) of the Securities Exchange Act of 1934, as administered by the U.S. Securities and Exchange Commission through its Exchange Act registration framework and the official SEC Form 8-A instructions.
This form is typically filed when an issuer needs to update the description of the registered securities, correct prior disclosures, or reflect changes to governing documents or other referenced materials that affect the registered class. Because it amends an existing registration statement, it is submitted on an as-needed basis rather than on a fixed reporting schedule, and it helps ensure the Exchange Act registration record remains current and accurate.
Form 8-A12G/A supports transparency by maintaining an up-to-date registration filing for securities registered under Section 12(g), including updates that may be necessary following corporate actions, documentation changes, or revisions to disclosures incorporated by reference.
Key elements typically found in SEC Form 8-A12G/A include:
- Name of the issuer and trading symbol
- Class of securities being registered or amended
- Description of the securities and related rights
- Incorporation by reference to previously filed disclosure documents
- Updates to referenced charters, bylaws, or governing instruments
- Signature and authorized officer certification
SEC Form 8-A12G/A Filing Deadlines
SEC Form 8-A12G/A does not have a fixed filing deadline. It is filed as needed when changes occur that require updating or correcting information in a previously filed Form 8-A12G. While Section 12(g) registrations generally become effective based on the effectiveness provisions described in Form 8-A, amendments are submitted on an event-driven basis to keep the registration statement accurate.
| Filing Stage | Timeline | Details |
| Initial Form 8-A12G Filing | As needed | Filed to register a class of securities pursuant to Section 12(g) |
| Form 8-A12G/A Filing | As needed | Filed to amend or update disclosures previously provided in Form 8-A12G |
| Registration Effective Date | Not applicable | Effectiveness depends on the Form 8-A effectiveness provisions applicable to Section 12(g) |
| Ongoing Exchange Act Reporting | Not applicable | Reporting obligations may apply depending on the issuer’s registration status and applicable rules |
Key Things to Know About Form 8-A12G/A Filing Rules
- Amends a Prior Registration Statement: Form 8-A12G/A is used only to revise a previously filed Form 8-A12G and is not a standalone initial registration statement.
- Section 12(g) Registration Context: The form relates to Exchange Act registration under Section 12(g), which is distinct from exchange listing registration under Section 12(b).
- Incorporation by Reference Is Common: Many filings rely on incorporation by reference to Securities Act registration statements, prospectuses, or other disclosure documents that describe the registered class.
- Accuracy of the Registered Class Description Matters: Updates may be required when there are changes to shareholder rights, charter terms, or other features that affect the class of securities registered under Section 12(g).
- Used in Multiple Scenarios: Form 8-A12G/A may be filed in connection with corporate actions, documentation updates, corrections to prior disclosures, or other changes affecting the registered securities
To monitor Exchange Act registration changes and amendments, our platform helps you track key SEC filings like Form 8-A12G, Form 8-A12G/A, and related registration events so you can stay informed about updates affecting registered classes of securities. See the full SEC filers list to view the full list of SEC filers.