UBS files Form 6-K with legal and tax opinions

UBS AG submitted a Form 6-K as a foreign private issuer, primarily to furnish legal and tax-related exhibits linked to its existing shelf registration statement on Form F-3 (File No. 333-283672).

Rhea-AI Filing Summary

UBS AG submitted a Form 6-K as a foreign private issuer, primarily to furnish legal and tax-related exhibits linked to its existing shelf registration statement on Form F-3 (File No. 333-283672).

The filing incorporates this Form 6-K by reference into the Form F-3, meaning the attached opinions and consents become part of that registration. Exhibits include a New York law validity opinion on debt securities and warrants, a United States federal tax matters opinion, and related consents from Ashurst Perkins Coie. The document is signed on behalf of UBS by two executive directors.

Key Terms

Form 6-K, foreign private issuer, Form F-3, debt securities, +2 more

6 terms

Form 6-K regulatory

"FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER"

A Form 6-K is a report that companies listed in certain countries file to provide important updates, such as financial results, corporate changes, or other significant information, to regulators and investors. It functions like an official company update or news release, helping investors stay informed about developments that could affect their investment decisions.

foreign private issuer regulatory

"REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16"

A foreign private issuer is a company organized outside the United States that meets tests showing it is primarily foreign-controlled and therefore qualifies for a different set of U.S. reporting rules. For investors, that means the company files less frequent or differently formatted disclosures with U.S. regulators and may follow home-country accounting and governance practices, so buying its stock is like dining at a well-reviewed restaurant that follows its home kitchen’s rules instead of the local menu — you get access but should check what standards apply.

Form F-3 regulatory

"registration statement of UBS AG on Form F-3 (File No. 333-283672)"

Form F-3 is a U.S. securities filing that lets eligible foreign companies pre-register and then quickly sell shares or other securities to raise money, because they already meet ongoing reporting and size tests. For investors it signals that the company is up-to-date with regulatory disclosure and has an efficient way to issue new securities — similar to a pre-approved credit line — which can mean faster capital raises but also potential dilution of existing holdings.

debt securities financial

"as to the validity of the debt securities and the warrants"

Debt securities are tradable IOUs issued by governments, companies or other groups to borrow money from investors, promising regular interest payments and return of the original loan at a set date. They matter because they provide predictable income and can reduce overall portfolio risk, but their market price and safety depend on interest rates and the issuer’s ability to repay—think of lending money to someone who pays you interest until they return the loan.

warrants financial

"as to the validity of the debt securities and the warrants"

Warrants are special documents that give you the right to buy a company's stock at a set price before a certain date. They are often used as a way for companies to attract investors or raise money, and their value can increase if the company's stock price goes up.

United States federal tax matters regulatory

"as to United States federal tax matters"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does UBS (AMUB) report in this Form 6-K filing?

UBS reports the submission of legal and tax-related exhibits tied to its existing Form F-3 shelf registration statement, incorporating this Form 6-K into that registration to support potential offerings of debt securities and warrants.

How does this Form 6-K affect UBS (AMUB) Form F-3 registration?

The Form 6-K is deemed incorporated by reference into UBS AG’s Form F-3 (File No. 333-283672), making the attached legal validity and U.S. federal tax opinions, plus related consents, part of the shelf registration documentation.

What types of securities are addressed in the UBS (AMUB) exhibits?

The exhibits provide opinions on the validity of UBS AG’s debt securities and warrants under New York law and address United States federal tax matters, supporting potential issuances under the existing Form F-3 shelf registration statement.

Who provides the legal and tax opinions in the UBS (AMUB) Form 6-K?

Ashurst Perkins Coie provides the legal opinion on the validity of debt securities and warrants and a separate opinion on United States federal tax matters, along with corresponding consents included as additional exhibits in the filing.

Who signed the UBS (AMUB) Form 6-K and in what capacity?

The Form 6-K is signed on behalf of UBS by Timothy Geller and Elizabeth Scanlon, each identified with the title Executive Director, confirming the filing is authorized for UBS AG under the Securities Exchange Act of 1934.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 06/26/2026 - 08:08 AM EDT Learn about SEC filing dates

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16 UNDER

THE SECURITIES EXCHANGE ACT OF 1934

Date: June 26, 2026

Commission File Number: 001-15060

UBS AG

(Name of Registrant)

Bahnhofstrasse 45, Zurich, Switzerland, and

Aeschenvorstadt 1, Basel, Switzerland

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F: ☒ or Form 40-F ☐

This report on Form 6-K shall be deemed to be incorporated by reference into the registration statement of UBS AG on Form F-3 (File No. 333-283672) and to be a part thereof from the date on which this report is filed, to the extent not superseded by documents or reports subsequently filed or furnished.

EXHIBIT INDEX

Exhibit	Description of Exhibit
5.7	Opinion of Ashurst Perkins Coie (as defined therein), as to the validity of the debt securities and the warrants (New York law)
8.7	Opinion of Ashurst Perkins Coie (as defined therein), as to United States federal tax matters
23.15	Consent of Ashurst Perkins Coie (included in Exhibit 5.7 herein)
23.16	Consent of Ashurst Perkins Coie (included in Exhibit 8.7 herein)

SIGNATURES

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, thereunto duly authorized.

Date: June 26, 2026	UBS AG
	By: /s/ Timothy Geller
	Name: Timothy Geller Title: Executive Director
	By: /s/ Elizabeth Scanlon
	Name: Elizabeth Scanlon Title: Executive Director

Filing Exhibits & Attachments

2 documents

Other Documents

• EX-5 OPINION OF ASHURST PERKINS COIE UK LLP, AS TO THE VALIDITY OF THE DEBT SECURITIE 10.3 KB
• EX-8 OPINION OF ASHURST PERKINS COIE UK LLP, AS TO UNITED STATES FEDERAL TAX MATTERS 4.7 KB