Industrie De Nora

Transaction in Own Shares • Mar 12, 2024

PRESS RELEASE

DISCLOSURE REGARDING PURCHASE OF TREASURY SHARES

Milan, 12 March 2024 – In relation to the share buyback programme announced on 8 November 2023 and launched on 9 November 2023, Industrie De Nora S.p.A. ("Industrie De Nora" or the "Company"), on the basis of the information provided by the intermediary engaged Goldman Sachs International, announces that, over the period from 4 to 8 March 2024, n. 24,974 ordinary shares of Industrie De Nora (equal to 0.012% of the share capital) have been purchased, at the weighted average price of euro 14.7569 and total consideration equal to euro 368,540.

The following table provides a summary of the purchases on a daily basis, and attached is the breakdown of each transaction completed over the relevant period.

Date of the transaction	Number of shares purchased	Average price per share (€)	Purchase price (€)
04/03/2024	5,000	€ 14.9161	€ 74,581
05/03/2024	4,974	€ 14.8229	€ 73,729
06/03/2024	5,000	€ 14.7401	€ 73,701
07/03/2024	5,000	€ 14.7572	€ 73,786
08/03/2024	5,000	€ 14.5487	€ 72,744
Total	24,974	€ 14.7569	€ 368,540

Following the purchases as communicated above, and taking into account treasury shares already held, the Company owns n. 2,413,748 treasury shares, equal to 1.197% of the share capital.

* * *

Investor Relations

Chiara Locati +39 02 2129 2124 ir@denora.com

Media Relations Barabino & Partners Ufficio: +39 02/72.02.35.35 Sabrina Ragone – s.ragone@barabino.it +39 338 25 19 534 Elena Magni – e.magni@barabino.it + 39 348 478 7490

ATTACHEMENT

Number of Shares	Price Per Share (EUR)	Trading Venue	Date of Transaction	Time of Transaction (UTC)
87	14,97	MTAA	04-Mar-24	08:58:30 AM
47	14,93	MTAA	04-Mar-24	09:07:22 AM
78	14,98	MTAA	04-Mar-24	09:12:33 AM
148	15,02	MTAA	04-Mar-24	09:23:02 AM
110	15,06	MTAA	04-Mar-24	09:30:22 AM
253	15,09	MTAA	04-Mar-24	09:59:24 AM
38	15,02	MTAA	04-Mar-24	10:15:02 AM
140	15,02	MTAA	04-Mar-24	10:15:02 AM
59	14,99	MTAA	04-Mar-24	10:28:44 AM
150	14,99	MTAA	04-Mar-24	10:50:26 AM
204	14,97	MTAA	04-Mar-24	10:55:54 AM
133	14,96	MTAA	04-Mar-24	11:08:59 AM
54	14,91	MTAA	04-Mar-24	11:53:04 AM
150	14,91	MTAA	04-Mar-24	11:53:04 AM
15	14,88	MTAA	04-Mar-24	11:53:09 AM
20	14,88	MTAA	04-Mar-24	11:53:09 AM
180	14,88	MTAA	04-Mar-24	11:53:09 AM
182	14,86	MTAA	04-Mar-24	12:18:30 PM
38	14,87	MTAA	04-Mar-24	13:02:09 PM
56	14,87	MTAA	04-Mar-24	13:02:09 PM
114	14,87	MTAA	04-Mar-24	13:02:09 PM
137	14,88	MTAA	04-Mar-24	13:10:40 PM
42	14,88	MTAA	04-Mar-24	13:35:19 PM
127	14,88	MTAA	04-Mar-24	13:35:19 PM
36	14,88	MTAA	04-Mar-24	14:11:34 PM
100	14,88	MTAA	04-Mar-24	14:11:34 PM
207	14,86	MTAA	04-Mar-24	14:29:01 PM
95	14,88	MTAA	04-Mar-24	14:29:01 PM
132	14,85	MTAA	04-Mar-24	14:36:43 PM
190	14,84	MTAA	04-Mar-24	14:50:14 PM
156	14,78	MTAA	04-Mar-24	14:57:03 PM
163	14,77	MTAA	04-Mar-24	15:16:14 PM
143	14,83	MTAA	04-Mar-24	15:31:55 PM
63	14,85	MTAA	04-Mar-24	15:35:40 PM
100	14,85	MTAA	04-Mar-24	15:35:40 PM
198	14,85	MTAA	04-Mar-24	15:41:40 PM
281	14,95	MTAA	04-Mar-24	16:00:21 PM
17	14,95	MTAA	04-Mar-24	16:17:47 PM
270	14,95	MTAA	04-Mar-24	16:17:47 PM
2	14,95	MTAA	04-Mar-24	16:25:29 PM
181	14,95	MTAA	04-Mar-24	16:25:29 PM
104	14,94	MTAA	04-Mar-24	16:29:31 PM
150	14,88	MTAA	05-Mar-24	09:28:19 AM
150	14,85	MTAA	05-Mar-24	09:38:01 AM
277	14,83	MTAA	05-Mar-24	09:46:02 AM
74	14,81	MTAA	05-Mar-24	10:09:18 AM
81	14,81	MTAA	05-Mar-24	10:09:18 AM
250	14,81	MTAA	05-Mar-24	10:22:15 AM
129	14,87	MTAA	05-Mar-24	11:01:07 AM
133	14,85	MTAA	05-Mar-24	11:09:13 AM

126	14,87	MTAA	05 -Mar -24	11:29:41 AM
300	14,83	MTAA	05 -Mar -24	12:08:09 PM
50	14,82	MTAA	05 -Mar -24	12:08:55 PM
329	14,85	MTAA	05 -Mar -24	12:29:50 PM
219	14,79	MTAA	05 -Mar -24	12:57:05 PM
69	14,84	MTAA	05 -Mar -24	13:41:49 PM
232	14,84	MTAA	05 -Mar -24	13:41:49 PM
129	14,85	MTAA	05 -Mar -24	13:41:49 PM
191	14,87	MTAA	05 -Mar -24	14:23:33 PM
157	14,85	MTAA	05 -Mar -24	14:36:05 PM
29	14,79	MTAA	05 -Mar -24	14:58:33 PM
51	14,80	MTAA	05 -Mar -24	15:09:48 PM
275	14,80	MTAA	05 -Mar -24	15:09:48 PM
150	14,80	MTAA	05 -Mar -24	15:24:19 PM
126	14,80	MTAA	05 -Mar -24	15:29:22 PM
248	14,79	MTAA	05 -Mar -24	15:34:11 PM
127	14,80	MTAA	05 -Mar -24	15:34:11 PM
147	14,78	MTAA	05 -Mar -24	15:51:59 PM
239	14,79	MTAA	05 -Mar -24	16:07:39 PM
139	14,80	MTAA	05 -Mar -24	16:12:03 PM
243	14,80	MTAA	05 -Mar -24	16:27:35 PM
22	14,81	MTAA	05 -Mar -24	16:29:32 PM
132	14,81	MTAA	05 -Mar -24	16:29:34 PM
120	14,71	MTAA	06 -Mar -24	08:52:03 AM
126	14,78	MTAA	06 -Mar -24	09:18:54 AM
34	14,78	MTAA	06 -Mar -24	09:30:56 AM
92	14,78	MTAA	06 -Mar -24	09:30:56 AM
126	14,78	MTAA	06 -Mar -24	09:41:38 AM
126	14,78	MTAA	06 -Mar -24	09:55:22 AM
87	14,86	MTAA	06 -Mar -24	10:10:08 AM
233	14,86	MTAA	06 -Mar -24	10:10:08 AM
48	14,79	MTAA	06 -Mar -24	10:29:25 AM
91	14,79	MTAA	06 -Mar -24	10:29:25 AM
226	14,84	MTAA	06 -Mar -24	10:53:22 AM
20	14,73	MTAA	06 -Mar -24	11:10:29 AM
118	14,73	MTAA	06 -Mar -24	11:10:29 AM
100	14,75	MTAA	06 -Mar -24	11:32:10 AM
128	14,75	MTAA	06 -Mar -24	11:32:10 AM
135	14,74	MTAA	06 -Mar -24	12:07:11 PM
43	14,72	MTAA	06 -Mar -24	12:55:06 PM
121	14,73	MTAA	06 -Mar -24	13:10:03 PM
150	14,73	MTAA	06 -Mar -24	13:10:08 PM
82	14,73	MTAA	06 -Mar -24	13:23:15 PM
16	14,74	MTAA	06 -Mar -24	13:45:10 PM
174	14,74	MTAA	06 -Mar -24	13:45:10 PM
190	14,75	MTAA	06 -Mar -24	14:08:50 PM
22	14,75	MTAA	06 -Mar -24	14:21:03 PM
104	14,75	MTAA	06 -Mar -24	14:21:03 PM
258	14,73	MTAA	06 -Mar -24	14:22:48 PM
168	14,73	MTAA	06 -Mar -24	14:52:13 PM
143	14,72	MTAA	06 -Mar -24	15:03:52 PM
265	14,69	MTAA	06 -Mar -24	15:10:11 PM
45	14,70	MTAA	06 -Mar -24	15:28:10 PM
85	14,70	MTAA	06 -Mar -24	15:28:10 PM
126	14,71	MTAA	06 -Mar -24	15:35:45 PM

234	14,70	MTAA	06 -Mar -24	15:37:23 PM
18	14,69	MTAA	06 -Mar -24	15:48:30 PM
108	14,69	MTAA	06 -Mar -24	15:48:33 PM
127	14,69	MTAA	06 -Mar -24	16:06:36 PM
248	14,69	MTAA	06 -Mar -24	16:14:28 PM
165	14,69	MTAA	06 -Mar -24	16:17:48 PM
57	14,69	MTAA	06 -Mar -24	16:25:39 PM
84	14,69	MTAA	06 -Mar -24	16:25:39 PM
66	14,71	MTAA	06 -Mar -24	16:29:36 PM
13	14,71	MTAA	06 -Mar -24	16:29:46 PM
78	14,71	MTAA	06 -Mar -24	16:29:46 PM
63	14,64	MTAA	07 -Mar -24	09:41:43 AM
144	14,71	MTAA	07 -Mar -24	10:05:39 AM
193	14,73	MTAA	07 -Mar -24	10:19:14 AM
135	14,73	MTAA	07 -Mar -24	10:25:11 AM
145	14,68	MTAA	07 -Mar -24	10:38:39 AM
42	14,77	MTAA	07 -Mar -24	11:04:28 AM
176	14,80	MTAA	07 -Mar -24	11:19:46 AM
196	14,78	MTAA	07 -Mar -24	11:20:29 AM
149	14,73	MTAA	07 -Mar -24	11:36:05 AM
136	14,84	MTAA	07 -Mar -24	12:17:32 PM
138	14,82	MTAA	07 -Mar -24	12:20:45 PM
150	14,79	MTAA	07 -Mar -24	12:36:47 PM
21	14,77	MTAA	07 -Mar -24	13:05:44 PM
107	14,77	MTAA	07 -Mar -24	13:05:44 PM
170	14,77	MTAA	07 -Mar -24	13:11:22 PM
128	14,77	MTAA	07 -Mar -24	13:22:54 PM
164	14,81	MTAA	07 -Mar -24	13:49:46 PM
165	14,82	MTAA	07 -Mar -24	14:01:22 PM
150	14,79	MTAA	07 -Mar -24	14:06:38 PM
17	14,80	MTAA	07 -Mar -24	14:06:38 PM
25	14,75	MTAA	07 -Mar -24	14:30:24 PM
109	14,75	MTAA	07 -Mar -24	14:30:24 PM
196	14,75	MTAA	07 -Mar -24	14:52:07 PM
126	14,79	MTAA	07 -Mar -24	15:06:56 PM
164	14,77	MTAA	07 -Mar -24	15:07:15 PM
19	14,75	MTAA	07 -Mar -24	15:18:12 PM
169	14,75	MTAA	07 -Mar -24	15:18:12 PM
306	14,75	MTAA	07 -Mar -24	15:35:38 PM
125	14,73	MTAA	07 -Mar -24	15:48:41 PM
197	14,73	MTAA	07 -Mar -24	15:48:41 PM
108	14,72	MTAA	07 -Mar -24	16:02:22 PM
21	14,72	MTAA	07 -Mar -24	16:11:22 PM
30	14,72	MTAA	07 -Mar -24	16:11:22 PM
110	14,72	MTAA	07 -Mar -24	16:11:22 PM
119	14,72	MTAA	07 -Mar -24	16:11:22 PM
150	14,72	MTAA	07 -Mar -24	16:11:22 PM
78	14,75	MTAA	07 -Mar -24	16:22:33 PM
118	14,75	MTAA	07 -Mar -24	16:22:33 PM
2	14,76	MTAA	07 -Mar -24	16:28:45 PM
118	14,76	MTAA	07 -Mar -24	16:28:45 PM
121	14,76	MTAA	07 -Mar -24	16:29:33 PM
141	14,63	MTAA	08 -Mar -24	09:20:35 AM
91	14,61	MTAA	08 -Mar -24	09:26:03 AM
67	14,60	MTAA	08 -Mar -24	09:53:22 AM

104	14,60	MTAA	08 -Mar -24	09:53:22 AM
186	14,53	MTAA	08 -Mar -24	10:15:36 AM
63	14,51	MTAA	08 -Mar -24	10:23:42 AM
98	14,46	MTAA	08 -Mar -24	10:39:15 AM
148	14,53	MTAA	08 -Mar -24	10:50:26 AM
30	14,54	MTAA	08 -Mar -24	11:00:55 AM
150	14,54	MTAA	08 -Mar -24	11:00:55 AM
220	14,54	MTAA	08 -Mar -24	11:15:36 AM
143	14,54	MTAA	08 -Mar -24	11:47:25 AM
123	14,53	MTAA	08 -Mar -24	11:57:17 AM
151	14,53	MTAA	08 -Mar -24	12:03:29 PM
2	14,50	MTAA	08 -Mar -24	12:35:23 PM
15	14,50	MTAA	08 -Mar -24	12:35:23 PM
119	14,50	MTAA	08 -Mar -24	12:35:23 PM
225	14,50	MTAA	08 -Mar -24	12:51:43 PM
247	14,49	MTAA	08 -Mar -24	13:30:17 PM
232	14,73	MTAA	08 -Mar -24	13:54:45 PM
230	14,72	MTAA	08 -Mar -24	14:13:14 PM
73	14,64	MTAA	08 -Mar -24	14:29:32 PM
142	14,62	MTAA	08 -Mar -24	14:31:57 PM
126	14,61	MTAA	08 -Mar -24	14:52:59 PM
150	14,61	MTAA	08 -Mar -24	14:58:15 PM
142	14,59	MTAA	08 -Mar -24	15:11:03 PM
40	14,55	MTAA	08 -Mar -24	15:17:43 PM
94	14,55	MTAA	08 -Mar -24	15:17:56 PM
119	14,55	MTAA	08 -Mar -24	15:24:47 PM
58	14,55	MTAA	08 -Mar -24	15:32:19 PM
125	14,55	MTAA	08 -Mar -24	15:32:19 PM
150	14,52	MTAA	08 -Mar -24	15:46:06 PM
146	14,52	MTAA	08 -Mar -24	15:47:48 PM
137	14,52	MTAA	08 -Mar -24	15:55:25 PM
55	14,52	MTAA	08 -Mar -24	16:00:43 PM
113	14,52	MTAA	08 -Mar -24	16:00:43 PM
53	14,44	MTAA	08 -Mar -24	16:17:04 PM
102	14,44	MTAA	08 -Mar -24	16:17:04 PM
48	14,41	MTAA	08 -Mar -24	16:23:37 PM
4	14,42	MTAA	08 -Mar -24	16:25:39 PM
9	14,42	MTAA	08 -Mar -24	16:25:39 PM
18	14,41	MTAA	08 -Mar -24	16:26:54 PM
61	14,41	MTAA	08 -Mar -24	16:27:24 PM
68	14,41	MTAA	08 -Mar -24	16:27:54 PM
104	14,41	MTAA	08 -Mar -24	16:28:12 PM
78	14,41	MTAA	08 -Mar -24	16:29:57 PM