ABB Ltd

Transaction in Own Shares • Jun 12, 2025

ZURICH, SWITZERLAND, JUNE 12, 2025

ABB share buybacks

June 5, 2025 – June 11, 2025

During the period June 5, 2025, to June 11, 2025, ABB repurchased a total of 439,843 shares as part of its share buyback program announced on February 7, 2025.

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)
05-Jun-25	128'000	47.3262	6'057'756.03
06-Jun-25	77'768	47.2116	3'671'549.45
10-Jun-25	100'000	47.5403	4'754'031.80
11-Jun-25	134'075	47.5270	6'372'182.66

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 10, 2025, to and including June 11, 2025, is 10,228,110 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/2025

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

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

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)

Date	Time (CET)	Volume	Price	Exchange	05-Jun-25	14:49:18	1'000	47.3	SE
05-Jun-25	09:06:43	2'000	47.45	SE	05-Jun-25	14:49:20	1'000	47.31	SE
05-Jun-25	09:12:57	1'000	47.35	SE	05-Jun-25	15:05:12	2'000	47.38	SE
05-Jun-25	09:13:28	1'000	47.34	SE	05-Jun-25	15:14:05	2'000	47.29	SE
05-Jun-25	09:15:09	2'000	47.35	SE	05-Jun-25	15:23:10	1'782	47.2	SE
05-Jun-25	09:29:11	2'000	47.33	SE	05-Jun-25	15:23:10	218	47.2	SE
05-Jun-25	09:35:49	2'000	47.32	SE	05-Jun-25	15:25:31	1'183	47.2	SE
05-Jun-25	09:44:22	2'000	47.43	SE	05-Jun-25	15:33:32	2'000	47.21	SE
05-Jun-25	09:53:32	2'000	47.43	SE	05-Jun-25	15:39:06	1'000	47.26	SE
05-Jun-25	10:02:21	2'000	47.51	SE	05-Jun-25	15:40:52	2'000	47.26	SE
05-Jun-25	10:10:09	263	47.47	SE	05-Jun-25	15:47:25	1'000	47.16	SE
05-Jun-25	10:11:40	2'000	47.49	SE	05-Jun-25	15:52:49	1'000	47.16	SE
05-Jun-25	10:20:33	2'000	47.49	SE	05-Jun-25	15:53:45	2'000	47.15	SE
05-Jun-25	10:22:41	453	47.52	SE	05-Jun-25	15:57:05	2'000	47.13	SE
05-Jun-25	10:31:37	2'000	47.58	SE	05-Jun-25	15:59:41	993	47.07	SE
05-Jun-25	10:40:05	2'000	47.58	SE	05-Jun-25	16:01:45	2'000	47.1	SE
05-Jun-25	10:50:32	219	47.54	SE	05-Jun-25	16:04:21	347	47.12	SE
05-Jun-25	10:50:55	2'000	47.53	SE	05-Jun-25	16:04:45	404	47.13	SE
05-Jun-25	10:59:58	1'000	47.53	SE	05-Jun-25	16:05:14	1'000	47.14	SE
05-Jun-25	10:59:58	1'000	47.53	SE	05-Jun-25	16:05:14	1'000	47.14	SE
05-Jun-25	11:05:36	1'436	47.53	SE	05-Jun-25	16:07:33	1'403	47.14	SE
05-Jun-25	11:16:41	2'000	47.53	SE	05-Jun-25	16:10:00	2'000	47.15	SE
05-Jun-25	11:26:47	2'000	47.54	SE	05-Jun-25	16:12:38	2'000	47.2	SE
05-Jun-25	11:35:44	2'000	47.46	SE	05-Jun-25	16:15:51	42	47.13	SE
05-Jun-25	11:46:26	217	47.49	SE	05-Jun-25	16:15:51	1'000	47.13	SE
05-Jun-25	11:47:21	2'000	47.5	SE	05-Jun-25	16:15:51	218	47.13	SE
05-Jun-25	11:59:50	782	47.49	SE	05-Jun-25	16:15:51	218	47.13	SE
05-Jun-25	11:59:50	218	47.49	SE	05-Jun-25	16:17:38	1'000	47.1	SE
05-Jun-25	11:59:50	1'000	47.49	SE	05-Jun-25	16:19:01	927	47.12	SE
05-Jun-25	12:01:55	1'218	47.49	SE	05-Jun-25	16:20:42	1'000	47.12	SE
05-Jun-25	12:15:32	2'000	47.53	SE	05-Jun-25	16:22:20	1'000	47.15	SE
05-Jun-25	12:27:13	2'000	47.54	SE	05-Jun-25	16:25:12	1'000	47.19	SE
05-Jun-25	12:41:38	269	47.44	SE	05-Jun-25	16:25:59	987	47.19	SE
05-Jun-25	12:41:39	1'731	47.44	SE	05-Jun-25	16:26:49	1'773	47.2	SE
05-Jun-25	12:59:34	2'000	47.43	SE	05-Jun-25	16:29:38	2'000	47.25	SE
05-Jun-25	13:11:30	1'000	47.35	SE	05-Jun-25	16:33:16	2'000	47.2	SE
05-Jun-25	13:11:30	1'000	47.35	SE	05-Jun-25	16:35:46	1'000	47.14	SE
05-Jun-25	13:25:31	261	47.35	SE	05-Jun-25	16:35:46	1'000	47.14	SE
05-Jun-25	13:30:06	430	47.33	SE	05-Jun-25	16:37:49	504	47.2	SE
05-Jun-25	13:32:41	2'000	47.38	SE	05-Jun-25	16:37:54	504	47.18	SE
05-Jun-25	13:46:00	2'000	47.36	SE	05-Jun-25	16:40:52	1'000	47.18	SE
05-Jun-25	13:58:44	2'000	47.31	SE	05-Jun-25	16:41:06	339	47.18	SE
05-Jun-25	13:58:44	217	47.3	SE	05-Jun-25	16:41:06	2'000	47.18	SE
05-Jun-25	14:12:16	1'000	47.33	SE	05-Jun-25	16:46:07	279	47.29	SE
05-Jun-25	14:17:28	2'000	47.33	SE	05-Jun-25	16:46:07	678	47.32	SE
05-Jun-25	14:21:30	218	47.33	SE	05-Jun-25	16:47:53	2'000	47.33	SE
05-Jun-25	14:29:30	2'000	47.35	SE	05-Jun-25	16:51:20	2'000	47.29	SE
05-Jun-25	14:35:54	1'000	47.23	SE	05-Jun-25	16:54:38	2'000	47.31	SE
05-Jun-25	14:39:56	2'000	47.21	SE	05-Jun-25	16:58:54	1'269	47.34	SE
05-Jun-25	14:48:01	2'000	47.24	SE	06-Jun-25	09:04:21	2'000	47.36	SE

06-Jun-25	09:12:10	2'000	47.29	SE	10-Jun-25	09:39:01	1'000	47.49	SE
06-Jun-25	09:23:53	666	47.43	SE	10-Jun-25	09:44:18	2'000	47.57	SE
06-Jun-25	09:26:15	2'000	47.42	SE	10-Jun-25	09:44:30	778	47.54	SE
06-Jun-25	09:34:20	2'000	47.38	SE	10-Jun-25	09:46:38	2'000	47.57	SE
06-Jun-25	09:40:13	680	47.39	SE	10-Jun-25	10:03:14	2'000	47.71	SE
06-Jun-25	09:52:17	2'000	47.31	SE	10-Jun-25	10:10:40	285	47.65	SE
06-Jun-25	10:03:53	2'000	47.28	SE	10-Jun-25	10:11:41	2'000	47.63	SE
06-Jun-25	10:15:34	2'000	47.21	SE	10-Jun-25	10:20:16	2'000	47.5	SE
06-Jun-25	10:29:17	2'000	47.13	SE	10-Jun-25	10:28:01	2'000	47.4	SE
06-Jun-25	10:38:55	2'000	47.09	SE	10-Jun-25	10:36:07	2'000	47.44	SE
06-Jun-25	10:49:25	2'000	47.11	SE	10-Jun-25	10:42:50	385	47.35	SE
06-Jun-25	11:04:27	2'000	47.11	SE	10-Jun-25	10:42:50	2'000	47.35	SE
06-Jun-25	11:18:30	2'000	47.15	SE	10-Jun-25	10:53:16	384	47.35	SE
06-Jun-25	11:27:53	2'000	47.18	SE	10-Jun-25	10:54:01	1'616	47.32	SE
06-Jun-25	11:39:35	1'000	47.2	SE	10-Jun-25	10:54:01	384	47.32	SE
06-Jun-25	11:53:10	1'000	47.19	SE	10-Jun-25	11:00:52	384	47.32	SE
06-Jun-25	11:57:18	2'000	47.21	SE	10-Jun-25	11:06:30	2'000	47.37	SE
06-Jun-25	12:13:00	2'000	47.14	SE	10-Jun-25	11:15:09	384	47.35	SE
06-Jun-25	12:29:29	2'000	47.13	SE	10-Jun-25	11:16:37	2'000	47.35	SE
06-Jun-25	12:53:10	2'000	47.15	SE	10-Jun-25	11:25:12	2'000	47.36	SE
06-Jun-25	13:09:47	394	47.15	SE	10-Jun-25	11:34:02	1'000	47.37	SE
06-Jun-25	13:12:02	2'000	47.15	SE	10-Jun-25	11:35:58	2'000	47.37	SE
06-Jun-25	13:21:03	1'606	47.14	SE	10-Jun-25	11:48:09	2'000	47.49	SE
06-Jun-25	13:30:45	875	47.16	SE	10-Jun-25	11:57:40	2'000	47.52	SE
06-Jun-25	13:58:24	2'000	47.17	SE	10-Jun-25	12:03:12	979	47.53	SE
06-Jun-25	14:00:19	211	47.16	SE	10-Jun-25	12:10:32	2'000	47.51	SE
06-Jun-25	14:16:13	2'000	47.25	SE	10-Jun-25	12:19:26	1'000	47.54	SE
06-Jun-25	14:27:30	2'000	47.19	SE	10-Jun-25	12:19:27	324	47.51	SE
06-Jun-25	14:32:19	338	47.25	SE	10-Jun-25	12:30:48	2'000	47.52	SE
06-Jun-25	14:37:48	2'000	47.24	SE	10-Jun-25	12:44:29	219	47.52	SE
06-Jun-25	14:47:55	2'000	47.25	SE	10-Jun-25	12:45:59	2'000	47.52	SE
06-Jun-25	15:00:07	666	47.17	SE	10-Jun-25	12:58:54	2'000	47.58	SE
06-Jun-25	15:00:07	332	47.17	SE	10-Jun-25	13:11:38	384	47.61	SE
06-Jun-25	15:00:35	2'000	47.18	SE	10-Jun-25	13:11:49	2'000	47.61	SE
06-Jun-25	15:19:43	2'000	47.27	SE	10-Jun-25	13:28:43	2'000	47.53	SE
06-Jun-25	15:31:31	2'000	47.26	SE	10-Jun-25	13:40:55	2'000	47.58	SE
06-Jun-25	16:02:18	2'000	47.21	SE	10-Jun-25	13:54:11	2'000	47.57	SE
06-Jun-25	16:03:00	2'000	47.21	SE	10-Jun-25	13:59:11	283	47.57	SE
06-Jun-25	16:03:12	2'000	47.19	SE	10-Jun-25	14:05:35	2'000	47.68	SE
06-Jun-25	16:03:12	2'000	47.21	SE	10-Jun-25	14:16:24	1'000	47.64	SE
06-Jun-25	16:03:49	2'000	47.19	SE	10-Jun-25	14:21:26	2'000	47.63	SE
06-Jun-25	16:04:01	2'000	47.19	SE	10-Jun-25	14:30:15	1'000	47.65	SE
06-Jun-25	16:04:08	2'000	47.21	SE	10-Jun-25	14:30:15	1'000	47.65	SE
06-Jun-25	16:10:59	2'000	47.21	SE	10-Jun-25	14:32:51	1'327	47.65	SE
06-Jun-25	16:11:42	2'000	47.17	SE	10-Jun-25	14:40:45	2'000	47.69	SE
10-Jun-25	09:04:48	2'000	47.32	SE	10-Jun-25	14:44:19	384	47.69	SE
10-Jun-25	09:08:58	211	47.36	SE	10-Jun-25	14:49:31	2'000	47.76	SE
10-Jun-25	09:09:12	2'000	47.37	SE	10-Jun-25	14:58:01	2'000	47.77	SE
10-Jun-25	09:16:00	273	47.47	SE	10-Jun-25	15:05:10	2'000	47.79	SE
10-Jun-25	09:17:31	225	47.43	SE	10-Jun-25	15:13:50	2'000	47.79	SE
10-Jun-25	09:18:47	244	47.45	SE	10-Jun-25	15:17:47	384	47.79	SE
10-Jun-25	09:20:48	283	47.49	SE	10-Jun-25	15:23:25	2'000	47.79	SE
10-Jun-25	09:21:19	628	47.51	SE	10-Jun-25	15:30:01	429	47.68	SE
10-Jun-25	09:21:19	263	47.51	SE	10-Jun-25	15:31:43	2'000	47.68	SE
10-Jun-25	09:21:19	1'000	47.5	SE	10-Jun-25	16:34:32	2'000	47.52	SE
10-Jun-25	09:27:18	548	47.5	SE	10-Jun-25	16:34:36	2'000	47.52	SE
10-Jun-25	09:27:18	628	47.5	SE	10-Jun-25	16:35:05	2'000	47.52	SE
10-Jun-25	09:27:18	384	47.5	SE	10-Jun-25	16:43:01	1'000	47.52	SE
10-Jun-25	09:35:13	2'000	47.42	SE	10-Jun-25	16:43:01	1'000	47.52	SE

10-Jun-25	16:43:02	1'000	47.52	SE	2025-06-11	14:30:16	2'000	47.31	SE
10-Jun-25	16:43:02	1'000	47.52	SE	2025-06-11	14:30:17	2'000	47.25	SE
10-Jun-25	16:43:03	2'000	47.52	SE	2025-06-11	14:50:32	2'000	47.28	SE
2025-06-11	09:05:30	2'000	47.91	SE	2025-06-11	14:58:20	2'000	47.24	SE
2025-06-11	09:10:35	2'000	47.84	SE	2025-06-11	15:05:05	2'000	47.34	SE
2025-06-11	09:13:06	265	47.84	SE	2025-06-11	15:13:29	965	47.45	SE
2025-06-11	09:17:21	2'000	47.79	SE	2025-06-11	15:17:51	1'011	47.45	SE
2025-06-11	09:24:59	601	47.86	SE	2025-06-11	15:21:25	2'000	47.43	SE
2025-06-11	09:26:02	2'000	47.83	SE	2025-06-11	15:29:11	2'000	47.46	SE
2025-06-11	09:26:52	259	47.81	SE	2025-06-11	15:33:59	1'000	47.36	SE
2025-06-11	09:32:58	1'000	47.8	SE	2025-06-11	15:36:01	1'000	47.3	SE
2025-06-11	09:32:58	1'000	47.8	SE	2025-06-11	15:41:58	1'000	47.36	SE
2025-06-11	09:41:31	1'280	47.72	SE	2025-06-11	15:42:54	1'000	47.33	SE
2025-06-11	09:46:17	2'000	47.7	SE	2025-06-11	15:44:32	1'000	47.33	SE
2025-06-11	09:54:08	209	47.77	SE	2025-06-11	15:45:32	1'000	47.32	SE
2025-06-11	09:55:17	1'000	47.8	SE	2025-06-11	15:47:36	1'000	47.31	SE
2025-06-11	09:55:37	2'000	47.78	SE	2025-06-11	15:48:22	1'000	47.33	SE
2025-06-11	10:01:45	324	47.89	SE	2025-06-11	15:49:50	2'000	47.36	SE
2025-06-11	10:02:33	245	47.89	SE	2025-06-11	15:53:01	2'000	47.38	SE
2025-06-11	10:06:16	2'000	47.9	SE	2025-06-11	16:02:14	2'000	47.39	SE
2025-06-11	10:16:02	209	47.9	SE	2025-06-11	16:02:14	1'000	47.39	SE
2025-06-11	10:16:03	2'000	47.89	SE	2025-06-11	16:02:19	2'000	47.38	SE
2025-06-11	10:21:02	324	47.91	SE	2025-06-11	16:02:21	2'000	47.38	SE
2025-06-11	10:25:22	1'000	47.92	SE	2025-06-11	16:04:22	2'000	47.34	SE
2025-06-11	10:25:22	1'000	47.91	SE	2025-06-11	16:06:34	2'000	47.29	SE
2025-06-11	10:25:22	230	47.9	SE	2025-06-11	16:09:14	2'000	47.33	SE
2025-06-11	10:26:45	1'000	47.92	SE	2025-06-11	16:11:31	1'000	47.35	SE
2025-06-11	10:38:06	2'000	47.97	SE	2025-06-11	16:13:16	1'000	47.38	SE
2025-06-11	10:41:48	144	47.98	SE	2025-06-11	16:14:03	1'000	47.37	SE
2025-06-11	10:45:58	2'000	47.94	SE	2025-06-11	16:17:58	2'000	47.39	SE
2025-06-11	10:52:55	1'000	47.98	SE	2025-06-11	16:20:50	2'000	47.39	SE
2025-06-11	10:58:58	2'000	47.93	SE	2025-06-11	16:25:01	2'000	47.39	SE
2025-06-11	11:03:20	2'000	47.89	SE	2025-06-11	16:25:03	2'000	47.39	SE
2025-06-11	11:17:14	925	47.91	SE	2025-06-11	16:26:20	2'000	47.39	SE
2025-06-11	11:21:18	2'000	47.92	SE	2025-06-11	16:31:15	2'000	47.39	SE
2025-06-11	11:27:13	2'000	47.9	SE	2025-06-11	16:32:26	1'000	47.39	SE
2025-06-11	11:36:24	2'000	47.88	SE	2025-06-11	16:32:26	1'000	47.39	SE
2025-06-11	11:47:15	1'000	47.87	SE	2025-06-11	16:54:18	2'000	47.39	SE
2025-06-11	11:49:25	2'000	47.84	SE
2025-06-11	11:58:13	2'000	47.86	SE
2025-06-11	11:58:13	541	47.87	SE
2025-06-11	12:09:43	277	47.77	SE
2025-06-11	12:10:53	324	47.75	SE
2025-06-11	12:13:19	314	47.74	SE
2025-06-11	12:14:43	2'000	47.74	SE
2025-06-11	12:25:28	2'000	47.79	SE
2025-06-11	12:38:32	2'000	47.72	SE
2025-06-11	12:44:11	628	47.65	SE
2025-06-11	12:57:17	1'000	47.57	SE
2025-06-11	13:03:51	1'000	47.51	SE
2025-06-11	13:09:22	1'000	47.48	SE
2025-06-11	13:14:38	2'000	47.42	SE
2025-06-11	13:27:14	2'000	47.15	SE
2025-06-11	13:28:06	2'000	47.03	SE
2025-06-11	13:44:12	2'000	46.97	SE
2025-06-11	13:59:38	2'000	46.68	SE
2025-06-11	14:04:14	2'000	46.87	SE
2025-06-11	14:20:48	2'000	46.93	SE
2025-06-11	14:30:16	2'000	47.3	SE