ABB Ltd

Transaction in Own Shares • Dec 19, 2024

ZURICH, SWITZERLAND, DECEMBER 19, 2024

ABB share buybacks

December 12, 2024 – December 18, 2024

During the period December 12, 2024, to December 18, 2024, ABB repurchased a total of 368,349 shares as part of its share buyback program announced on March 28, 2024.

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-Dec-24	81'239	52.0557	4'228'956.10
13-Dec-24	62'163	51.9149	3'227'186.24
16-Dec-24	51'986	51.7464	2'690'086.89
17-Dec-24	90'000	51.9358	4'674'223.08
18-Dec-24	82'961	51.9913	4'313'249.82

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 April 2, 2024, to and including December 18, 2024, is 14,512,694 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/2024

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 more than 105,000 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	2024-12-12	09:45:39	848	52.2	SE
2024-12-12	16:51:40	2,000	51.98	SE	2024-12-12	09:38:53	2,000	52.06	SE
2024-12-12	16:43:15	2,000	52.04	SE	2024-12-12	09:25:41	1,715	51.74	SE
2024-12-12	16:43:15	2,000	52.04	SE	2024-12-12	09:25:41	285	51.74	SE
2024-12-12	16:43:14	2,000	52.04	SE	2024-12-12	09:09:34	2,000	51.82	SE
2024-12-12	16:43:14	2,000	52.04	SE	2024-12-13	16:50:22	2,000	51.68	SE
2024-12-12	16:43:13	2,000	52.04	SE	2024-12-13	16:44:13	848	51.62	SE
2024-12-12	16:43:12	2,000	52.04	SE	2024-12-13	16:35:37	2,000	51.76	SE
2024-12-12	16:43:12	2,000	52.04	SE	2024-12-13	16:26:41	2,000	51.68	SE
2024-12-12	16:43:11	2,000	52.04	SE	2024-12-13	16:14:56	2,000	51.78	SE
2024-12-12	16:43:11	304	52.04	SE	2024-12-13	16:06:00	2,000	51.86	SE
2024-12-12	16:43:11	848	52.04	SE	2024-12-13	15:55:30	2,000	51.9	SE
2024-12-12	16:43:11	848	52.04	SE	2024-12-13	15:53:11	395	51.94	SE
2024-12-12	16:43:08	2,000	52	SE	2024-12-13	15:50:23	1,605	51.94	SE
2024-12-12	15:24:16	2,000	52.04	SE	2024-12-13	15:50:23	395	51.94	SE
2024-12-12	15:19:10	1,862	52	SE	2024-12-13	15:50:14	2,000	51.94	SE
2024-12-12	15:19:10	138	52	SE	2024-12-13	15:50:14	2,000	51.94	SE
2024-12-12	15:06:11	2,000	52.04	SE	2024-12-13	15:50:13	848	51.92	SE
2024-12-12	15:02:45	681	52.04	SE	2024-12-13	15:50:07	388	51.92	SE
2024-12-12	14:55:42	2,000	51.98	SE	2024-12-13	15:12:59	2,000	51.92	SE
2024-12-12	14:47:23	2,000	52	SE	2024-12-13	14:58:01	2,000	51.94	SE
2024-12-12	14:34:43	2,000	52.04	SE	2024-12-13	14:41:33	2,000	51.9	SE
2024-12-12	14:20:31	2,000	52.08	SE	2024-12-13	14:24:49	1,997	51.84	SE
2024-12-12	14:06:21	2,000	52.04	SE	2024-12-13	14:24:49	3	51.84	SE
2024-12-12	13:54:14	2,000	52.06	SE	2024-12-13	14:03:53	2,000	51.86	SE
2024-12-12	13:38:06	2,000	52.06	SE	2024-12-13	13:49:14	848	51.88	SE
2024-12-12	13:25:45	2,000	52.08	SE	2024-12-13	13:49:14	848	51.88	SE
2024-12-12	13:11:11	2,000	52.02	SE	2024-12-13	13:41:39	802	51.88	SE
2024-12-12	12:57:23	2,000	51.98	SE	2024-12-13	13:23:07	304	52	SE
2024-12-12	12:43:02	2,000	52	SE	2024-12-13	13:23:06	848	52	SE
2024-12-12	12:37:43	727	52.04	SE	2024-12-13	13:23:06	848	52	SE
2024-12-12	12:25:08	2,000	52.02	SE	2024-12-13	13:10:27	531	52.04	SE
2024-12-12	12:15:50	208	51.84	SE	2024-12-13	13:10:27	802	52.04	SE
2024-12-12	12:07:28	1,273	52.06	SE	2024-12-13	13:03:22	848	52.06	SE
2024-12-12	12:07:28	727	52.06	SE	2024-12-13	12:53:32	848	52.12	SE
2024-12-12	11:55:00	2,000	52.02	SE	2024-12-13	12:53:32	264	52.12	SE
2024-12-12	11:41:55	2,000	52	SE	2024-12-13	12:42:22	275	52.16	SE
2024-12-12	11:26:59	2,000	52.02	SE	2024-12-13	12:42:22	848	52.16	SE
2024-12-12	11:19:04	775	52.02	SE	2024-12-13	12:38:46	72	52.14	SE
2024-12-12	11:07:54	2,000	52.18	SE	2024-12-13	12:38:45	268	52.14	SE
2024-12-12	10:54:57	2,000	52.2	SE	2024-12-13	12:31:54	848	52.16	SE
2024-12-12	10:41:03	2,000	52.24	SE	2024-12-13	12:22:15	848	52.16	SE
2024-12-12	10:27:02	2,000	52.32	SE	2024-12-13	12:16:10	848	52.16	SE
2024-12-12	10:11:16	1,731	52.28	SE	2024-12-13	12:00:01	821	52.04	SE
2024-12-12	10:11:16	269	52.28	SE	2024-12-13	12:00:01	802	52.04	SE
2024-12-12	09:59:28	2,000	52.44	SE	2024-12-13	11:42:07	2,000	52	SE

2024-12-13	11:22:56	2,000	51.9	SE	2024-12-17	15:30:01	1,152	51.76	SE
2024-12-13	11:18:30	263	51.84	SE	2024-12-17	15:30:01	848	51.76	SE
2024-12-13	11:02:41	2,000	51.84	SE	2024-12-17	15:23:12	2,000	51.78	SE
2024-12-13	10:44:19	1,152	51.8	SE	2024-12-17	15:15:25	2,000	51.78	SE
2024-12-13	10:44:19	848	51.8	SE	2024-12-17	15:07:46	2,000	51.78	SE
2024-12-13	10:27:59	2,000	51.88	SE	2024-12-17	14:58:53	2,000	51.76	SE
2024-12-13	10:08:00	2,000	51.92	SE	2024-12-17	14:46:27	2,000	51.78	SE
2024-12-13	09:52:50	2,000	51.94	SE	2024-12-17	14:34:17	2,000	51.8	SE
2024-12-13	09:33:19	2,000	52.14	SE	2024-12-17	14:23:01	2,000	51.84	SE
2024-12-13	09:13:58	2,000	51.92	SE	2024-12-17	14:17:13	848	51.82	SE
2024-12-16	14:44:09	2,000	51.88	SE	2024-12-17	14:03:20	2,000	51.84	SE
2024-12-16	14:32:15	2,000	51.88	SE	2024-12-17	13:51:52	2,000	51.92	SE
2024-12-16	14:16:40	1,991	51.82	SE	2024-12-17	13:38:23	2,000	51.92	SE
2024-12-16	14:16:40	9	51.82	SE	2024-12-17	13:25:25	1,736	52.02	SE
2024-12-16	14:05:05	2,000	51.76	SE	2024-12-17	13:25:25	264	52.02	SE
2024-12-16	13:51:02	2,000	51.8	SE	2024-12-17	13:13:52	2,000	52.08	SE
2024-12-16	13:38:58	2,000	51.82	SE	2024-12-17	13:01:21	2,000	52.08	SE
2024-12-16	13:24:42	2,000	51.82	SE	2024-12-17	12:48:43	2,000	52.12	SE
2024-12-16	13:13:59	848	51.72	SE	2024-12-17	12:34:34	2,000	52.16	SE
2024-12-16	13:06:22	2,000	51.74	SE	2024-12-17	12:23:47	820	52.12	SE
2024-12-16	12:51:38	2,000	51.74	SE	2024-12-17	12:17:15	2,000	52.12	SE
2024-12-16	12:39:22	2,000	51.74	SE	2024-12-17	12:05:26	2,000	52.1	SE
2024-12-16	12:26:24	2,000	51.68	SE	2024-12-17	11:52:53	2,000	52.2	SE
2024-12-16	12:13:24	2,000	51.76	SE	2024-12-17	11:40:24	2,000	52.2	SE
2024-12-16	12:00:13	2,000	51.76	SE	2024-12-17	11:27:17	2,000	52.24	SE
2024-12-16	11:46:10	2,000	51.74	SE	2024-12-17	11:13:13	2,000	52.14	SE
2024-12-16	11:37:00	290	51.62	SE	2024-12-17	11:00:00	2,000	52.04	SE
2024-12-16	11:29:11	2,000	51.62	SE	2024-12-17	10:49:54	2,000	52.08	SE
2024-12-16	11:18:19	1,152	51.66	SE	2024-12-17	10:37:17	2,000	51.98	SE
2024-12-16	11:18:19	848	51.66	SE	2024-12-17	10:24:55	2,000	51.94	SE
2024-12-16	11:04:46	2,000	51.74	SE	2024-12-17	10:09:12	2,000	52.04	SE
2024-12-16	10:51:57	2,000	51.78	SE	2024-12-17	09:56:37	2,000	52	SE
2024-12-16	10:36:51	2,000	51.7	SE	2024-12-17	09:44:43	2,000	52	SE
2024-12-16	10:25:02	2,000	51.72	SE	2024-12-17	09:33:09	2,000	51.98	SE
2024-12-16	10:10:59	2,000	51.74	SE	2024-12-17	09:22:48	2,000	51.92	SE
2024-12-16	09:58:37	2,000	51.72	SE	2024-12-17	09:09:38	2,000	51.94	SE
2024-12-16	09:45:17	2,000	51.74	SE	2024-12-18	16:59:32	848	51.7	SE
2024-12-16	09:39:42	848	51.72	SE	2024-12-18	16:56:12	848	51.64	SE
2024-12-16	09:25:06	1,626	51.72	SE	2024-12-18	16:52:57	848	51.66	SE
2024-12-16	09:25:06	374	51.72	SE	2024-12-18	16:45:07	2,000	51.64	SE
2024-12-16	09:12:24	2,000	51.62	SE	2024-12-18	16:36:34	2,000	51.7	SE
2024-12-17	16:59:14	566	51.82	SE	2024-12-18	16:33:38	741	51.7	SE
2024-12-17	16:57:19	848	51.88	SE	2024-12-18	16:30:26	848	51.7	SE
2024-12-17	16:55:05	848	51.88	SE	2024-12-18	16:23:14	2,000	51.78	SE
2024-12-17	16:50:58	848	51.84	SE	2024-12-18	16:15:43	2,000	51.84	SE
2024-12-17	16:48:01	848	51.88	SE	2024-12-18	16:11:30	1,000	51.76	SE
2024-12-17	16:40:55	2,000	51.92	SE	2024-12-18	16:08:05	848	51.76	SE
2024-12-17	16:32:45	2,000	51.86	SE	2024-12-18	16:05:48	400	51.78	SE
2024-12-17	16:26:55	2,000	51.84	SE	2024-12-18	16:04:00	74	51.72	SE
2024-12-17	16:20:44	1,152	51.88	SE	2024-12-18	16:04:00	401	51.78	SE
2024-12-17	16:20:44	848	51.88	SE	2024-12-18	15:56:03	1,624	51.8	SE
2024-12-17	16:17:28	374	51.84	SE	2024-12-18	15:56:03	376	51.8	SE
2024-12-17	16:12:05	1,626	51.84	SE	2024-12-18	15:48:51	2,000	51.82	SE
2024-12-17	16:12:05	374	51.84	SE	2024-12-18	15:40:36	2,000	51.86	SE
2024-12-17	16:04:23	2,000	51.78	SE	2024-12-18	15:34:35	2,000	51.88	SE
2024-12-17	15:56:45	2,000	51.78	SE	2024-12-18	15:30:58	379	51.86	SE
2024-12-17	15:50:28	2,000	51.76	SE	2024-12-18	15:30:25	384	51.9	SE
2024-12-17	15:43:04	2,000	51.7	SE	2024-12-18	15:23:39	38	51.94	SE
2024-12-17	15:36:38	2,000	51.74	SE	2024-12-18	15:23:39	67	51.94	SE

2024-12-18	15:23:39	61	51.94	SE
2024-12-18	15:23:38	61	51.94	SE
2024-12-18	15:23:38	69	51.94	SE
2024-12-18	15:23:38	69	51.94	SE
2024-12-18	15:23:38	62	51.94	SE
2024-12-18	15:23:38	62	51.94	SE
2024-12-18	15:23:38	44	51.94	SE
2024-12-18	15:23:38	319	51.94	SE
2024-12-18	15:23:38	848	51.94	SE
2024-12-18	15:23:38	300	51.94	SE
2024-12-18	15:18:33	1,684	51.98	SE
2024-12-18	15:18:33	316	51.98	SE
2024-12-18	15:07:32	848	51.88	SE
2024-12-18	15:04:44	1,640	51.92	SE
2024-12-18	15:04:30	360	51.92	SE
2024-12-18	14:55:29	2,000	51.92	SE
2024-12-18	14:50:05	584	51.88	SE
2024-12-18	14:40:28	2,000	52.02	SE
2024-12-18	14:25:01	2,000	52.04	SE
2024-12-18	14:10:03	2,000	52.04	SE
2024-12-18	13:57:59	2,000	52.12	SE
2024-12-18	13:45:10	592	52.08	SE
2024-12-18	13:45:10	848	52.08	SE
2024-12-18	13:45:10	277	52.08	SE
2024-12-18	13:44:38	19	52.08	SE
2024-12-18	13:44:38	264	52.08	SE
2024-12-18	13:33:53	848	52.2	SE
2024-12-18	13:33:53	848	52.2	SE
2024-12-18	13:20:51	848	52.16	SE
2024-12-18	13:20:51	848	52.24	SE
2024-12-18	13:08:31	30	52.22	SE
2024-12-18	13:08:31	159	52.22	SE
2024-12-18	13:08:31	159	52.22	SE
2024-12-18	13:08:31	804	52.22	SE
2024-12-18	13:08:31	848	52.22	SE
2024-12-18	12:52:07	111	52.24	SE
2024-12-18	12:52:07	848	52.24	SE
2024-12-18	12:52:07	848	52.24	SE
2024-12-18	12:52:07	193	52.24	SE
2024-12-18	12:41:01	682	52.3	SE
2024-12-18	12:41:01	470	52.3	SE
2024-12-18	12:41:01	848	52.3	SE
2024-12-18	12:26:38	1,632	52.32	SE
2024-12-18	12:25:48	368	52.32	SE
2024-12-18	12:12:07	2,000	52.32	SE
2024-12-18	11:58:22	2,000	52.26	SE
2024-12-18	11:45:22	2,000	52.3	SE
2024-12-18	11:31:21	2,000	52.26	SE
2024-12-18	11:17:00	2,000	52.24	SE
2024-12-18	11:12:28	353	52.1	SE
2024-12-18	10:59:54	1,647	52.1	SE
2024-12-18	10:59:54	353	52.1	SE
2024-12-18	10:56:05	848	52.1	SE
2024-12-18	10:41:26	2,000	52.08	SE
2024-12-18	10:24:23	2,000	52	SE
2024-12-18	10:12:25	2,000	52.04	SE
2024-12-18	09:59:57	2,000	51.9	SE
2024-12-18	09:52:30	848	51.78	SE
2024-12-18	09:40:30	2,000	51.88	SE

2024-12-18	09:37:05	469	51.86	SE
2024-12-18	09:24:05	2,000	51.78	SE
2024-12-18	09:08:43	2,000	51.86	SE