Boardroom Alpha
Boardroom Alpha
SBXDF · Current Report (Form 8-K) · Filed September 28, 2026

Silverbox Corp IV — Current Report (Form 8-K)

Form
8-K
Filed
September 28, 2026
Period
Sep 28, 2026
Ticker
SBXDF
Accession
0001104659-26-111396
Boardroom Alpha · Filing insights

SilverBox Corp IV delists from NYSE and moves to OTC Markets effective Sept 28, 2026.

About Silverbox Corp IV
Market cap
$73M
1Y TSR
+4.2%
Sector
Industrials
CEO
Stephen M Kadenacy
Last annual meeting: Aug 11, 2026 · View full Silverbox Corp IV profile →

 

 

 

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

 

FORM 8-K

 

CURRENT REPORT

 

PURSUANT TO SECTION 13 OR 15(d) OF THE
SECURITIES EXCHANGE ACT OF 1934

 

Date of Report (Date of earliest event reported): September 28, 2026

 

SILVERBOX CORP IV

(Exact name of registrant as specified in its charter)

 

Cayman Islands   001-42214   N/A
(State or other jurisdiction
of incorporation)
  (Commission
File Number)
  (IRS Employer
Identification No.)

 

8701 Bee Cave Road
East Building, Suite 310
Austin, TX   78746

(Address of principal executive offices, including zip code)

 

Registrant’s telephone number, including area code: (512) 575-3637  

 

Not Applicable

(Former name or former address, if changed since last report)  

 

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

 

¨ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
   
¨ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
   
¨ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
   
¨ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

 

Securities registered pursuant to Section 12(b) of the Act:

 

Title of each class   Trading
Symbol(s)*
  Name of each exchange
on which registered*
Units, each consisting of one Class A ordinary share, $0.0001 par value, and one-third of one redeemable warrant   SBXD.U   New York Stock Exchange LLC
Class A ordinary shares included as part of the units   SBXD   New York Stock Exchange LLC
Redeemable Warrants included as part of the units, each whole warrant exercisable for one Class A ordinary share at an exercise price of $11.50   SBXD.WS   New York Stock Exchange LLC

 

* NYSE intends to file a Form 25 with the U.S. Securities and Exchange Commission to remove the securities of SilverBox Corp IV (the “Company”) from listing and registration on the NYSE. Effective as of September 28, 2026, the units, Class A ordinary shares and warrants of the Company are trading on the OTCID Basic Market, which is operated by the OTC Markets.

 

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

 

Emerging growth company x

 

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ¨

 

 

 

 

 

Item 8.01. Other Events.

 

As previously disclosed on the Current Report on Form 8-K filed on September 25, 2026, the units, Class A ordinary shares and warrants of SilverBox Corp IV’s (the “Company”) are expected to be delisted on the New York Stock Exchange and effective as of September 28, 2026, are expected to be quoted and traded on the OTC Markets.

 

This Form 8-K is being filed to provide additional information regarding the transition of the Company’s securities to the OTC Markets. Effective as of September 28, 2026, the units, Class A ordinary shares and warrants are being quoted and traded on the OTCID, which is operated by the OTC Markets, under the ticker symbols “SBXUF,” “SBXDF” and “SBXWF,” respectively, which are new ticker symbols as a result of the transition to the OTC Markets. The Company intends to remain a public reporting company.

 

Forward-Looking Statements

 

This Currently Report on Form 8-K includes “forward-looking statements” that are not historical facts and involve risks and uncertainties that could cause actual results to differ materially from those expected and projected. All statements, other than statements of historical fact included in this Form 8-K including, without limitation, statements regarding the Company’s financial position, business strategy and the plans and objectives of management for future operations, are forward-looking statements. Words such as “expect,” “believe,” “anticipate,” “intend,” “estimate,” “seek” and variations and similar words and expressions are intended to identify such forward-looking statements. Such forward-looking statements relate to future events or future performance, but reflect management’s current beliefs, based on information currently available. A number of factors could cause actual events, performance or results to differ materially from the events, performance and results discussed in the forward-looking statements. For information identifying important factors that could cause actual results to differ materially from those anticipated in the forward-looking statements, please refer to the Risk Factors section of the Company’s Annual Report on Form 10-K filed with the U.S. Securities and Exchange Commission (the “SEC”). The Company’s securities filings can be accessed on the EDGAR section of the SEC’s website at www.sec.gov. Except as expressly required by applicable securities law, the Company disclaims any intention or obligation to update or revise any forward-looking statements whether as a result of new information, future events or otherwise.

 

 

 

 

SIGNATURE

 

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

 

  SILVERBOX CORP IV
   
  By: /s/ Stephen Kadenacy
  Name: Stephen Kadenacy
  Title: Chief Executive Officer
   
  Dated: September 28, 2026

 

 

 

 

From this filing to the file

Every SEC filing, parsed structured.

Boardroom Alpha indexes every 8-K, 10-K, 10-Q, and proxy back to 2000 — vote tabulations, comp tables, red flags, insider transactions, all queryable the day they hit EDGAR.

Independent — issuer-pays-free, ideology-free, U.S.-owned.

More filings

Other filings from Silverbox Corp IV (SBXDF)

Reference

Frequently asked questions

When did Silverbox Corp IV file this 8-K?
Silverbox Corp IV (SBXDF) filed this Current Report (Form 8-K) with the SEC on September 28, 2026. The accession number assigned by EDGAR is 0001104659-26-111396.
What does an 8-K disclose?
Form 8-K is the SEC's current-report form, used to disclose material events between periodic reports (10-K / 10-Q). Triggers include CEO/CFO departures, acquisitions, bankruptcies, earnings releases, auditor changes, changes in fiscal year, and amendments to corporate governance. Each 8-K is keyed to one or more Item numbers (1.01 through 9.01).
What is the key takeaway from this filing?
SilverBox Corp IV delists from NYSE and moves to OTC Markets effective Sept 28, 2026. This is Boardroom Alpha's one-line summary of the current report; see the full filing text above for the formal disclosure.
What Item codes does an 8-K cover?
An 8-K's Item codes (1.01 through 9.01) specify what kind of event is being disclosed — e.g. Item 1.01 for entering a material agreement, Item 5.02 for departure/election of directors and executive officers, Item 8.01 for other events. The Item codes for this 8-K appear in the filing text above.
Where can I find Silverbox Corp IV's prior current reports on EDGAR?
The SEC EDGAR browser lists every 8-K Silverbox Corp IV has filed under CIK 2015947, sortable by date. Use the "View on SEC EDGAR" link in the page header, or browse directly via https://www.sec.gov/cgi-bin/browse-edgar.
Disclaimer

The opinions and information contained herein have been obtained or derived from sources believed to be reliable, but Boardroom Alpha cannot guarantee its accuracy and completeness, and that of the opinions based thereon.

This report contains opinions and is provided for informational purposes only – it does not constitute investment, legal or tax advice. You should not rely solely upon the research herein for purposes of transacting securities or other investments, and you are encouraged to conduct your own research and due diligence, and to seek the advice of a qualified securities professional before you make any investment.

None of the information contained in this report constitutes, or is intended to constitute a recommendation by Boardroom Alpha of any particular security or trading strategy or a determination by Boardroom Alpha that any security or trading strategy is suitable for any specific person. To the extent any of the information contained herein may be deemed to be investment advice, such information is impersonal and not tailored to the investment needs of any specific person.

No representation or warranty, expressed or implied, is made on behalf of Boardroom Alpha as to the accuracy or completeness of the information contained herein. Boardroom Alpha does not accept any liability for any direct, indirect or consequential loss or damage suffered by any person as a result of relying on all or any part of this research and any liability is expressly disclaimed.

Full disclaimer