6-K

UNITEDSTATESSECURITIES AND EXCHANGE COMMISSION

Washington,D.C. 20549

Form 6-K

REPORTOF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16UNDER THE SECURITIES EXCHANGE ACT OF 1934

Forthe month of July 2022

CommissionFile Number 001-16429

ABBLtd

(Translation of registrant’s name into English)

Affolternstrasse 44, CH-8050, Zurich, 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.

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): ⬜

Note: Regulation S-T Rule 101(b)(1) only permits the submission in paper of a Form 6-K if submitted solely to provide an attached annual report to security holders.

Indication by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): ⬜

Note: Regulation S-T Rule 101(b)(7) only permits the submission in paper of a Form 6-K if submitted to furnish a report or other document that the registrant foreign private issuer must furnish and make public under the laws of the jurisdiction in which the registrant is incorporated, domiciled or legally organized (the registrant’s “home country”), or under the rules of the home country exchange on which the registrant’s securities are traded, as long as the report or other document is not a press release, is not required to be and has not been distributed to the registrant’s security holders, and, if discussing a material event, has already been the subject of a Form 6-K submission or other Commission filing on EDGAR.

Indicate by check mark whether the registrant by furnishing the information contained in this Form is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.

If “Yes” is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b): 82-

This Form 6-K consists of the following:

1.       Press release issued by ABB Ltd dated July 22, 2022, titled “Notice of ABB’s Extraordinary General Meeting on September 7, 2022”.

The Press release contained in Item 1 above of this Form 6-K makes reference to the inclusion of the EGM invitation, however the invitation is not included in this Form 6-K but can be found at go.abb/egm

2

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ZURICH, SWITZERLAND, JULY 22, 2022

Notice of ABB’sExtraordinary General Meeting on September 7, 2022

ABB today published the invitation to its Extraordinary General Meeting (EGM) in relation to the proposed spin-off of its Accelleron turbocharging business, which will be held on Wednesday, September 7, 2022. The invitation can be found attached and at go.abb/egm.

The EGM will be broadcast live under go.abb/egm, starting at 10:30 am and will be conducted primarily in German. Translation into English will be available.

The voting results will be published on go.abb/egm shortly after the EGM.

ABB (ABBN: SIX Swiss Ex) is a leading global technology company that energizes the transformation of society and industry to achieve a more productive, sustainable future. By connecting software to its electrification, robotics, automation and motion portfolio, ABB pushes the boundaries of technology to drive performance to new levels. With a history of excellence stretching back more than 130 years, ABB’s success is driven by about 105,000 talented employees in over 100 countries. www.abb.com

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.