L'Avenir

During the period March 12, 2026, to March 18, 2026, ABB repurchased a total of 420,500 shares as part of its share buyback program announced on February 6, 2026.

The buyback program is being carried out in accordance with the Swiss Ordinance on Financial Market Infrastructures and Market Conduct in Securities and Derivatives Trading (FMIO), the Market Abuse Regulation (EU) No 596/2014 (“MAR”) and the Commission Delegated Regulation (EU) No 2016/1052 (the “Safe Harbour Regulation”).

Date	Aggregated daily volume (number of shares)	Daily weighted average share price (CHF)	Daily buyback amount (CHF)
12-Mar-26	109,000	67.3898	7,345,490.05
13-Mar-26	94,000	67.1432	6,311,459.95
16-Mar-26	56,000	66.2130	3,707,930.02
17-Mar-26	58,500	66.4376	3,886,600.01
18-Mar-26	103,000	67.7925	6,982,629.97

All share purchases above have been carried out on a separate trading line on the SIX Swiss Exchange by a bank, on behalf of ABB. A full breakdown of the transactions pursuant to article 5.3 of MAR and
article 2.3 of the Safe Harbour Regulation is attached to this announcement. The bank makes its trading decisions concerning the timing of share repurchases independently of ABB, within some defined parameters.

The total number of ABB Ltd shares which have been bought back within the current share buyback program from February 9, 2026, to and including March 18, 2026, is 1,755,551 shares.

Additional information is available on ABB’s investor relations website site at https://global.abb/group/en/investors/investor-and-shareholder-resources/share-buybacks/2026

ABB is a global technology leader in electrification and automation, enabling a more sustainable and resource-efficient future. By connecting its engineering and digitalization expertise, ABB helps industries run at high performance, while becoming more efficient, productive and sustainable so they outperform. At ABB, we call this ‘Engineered to Outrun’. The company has over 140 years of history and around 110,000 employees worldwide. ABB’s shares are listed on the SIX Swiss Exchange (ABBN) and Nasdaq Stockholm (ABB). www.abb.com

Appendix

Detailed individual transaction information:

All share purchases below were completed on a separate trading line on the SIX Swiss Exchange (Bloomberg ticker for SIX Exchange: SE)

— For more information please contact:
Media Relations Phone: +41 43 317 71 11 Email: media.relations@ch.abb.com	Investor Relations Phone: +41 43 317 71 11 Email: investor.relations@ch.abb.com	ABB Ltd Affolternstrasse 44 8050 Zurich Switzerland

File: ABB share buybacks_March 12, 2026 - March 18, 2026

Language:	English
Company:	ABB Ltd
	Affolternstrasse 44
	8050 Zurich
	Switzerland
Phone:	+41 43 317 7111
Internet:	www.abb.com
ISIN:	CH0012221716
EQS News ID:	2294442

/ 69 Changes in company's own shares

Dissemination of a Swedish Regulatory News, transmitted by EQS Group.
The issuer is solely responsible for the content of this announcement.


End of Announcement	EQS News Service

2294442 19.03.2026 CET/CEST

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