| Date | Time | Source | Announcement |
|---|---|---|---|
| 23 May 2022 | 12:31 PM | Net Asset Value(s) | |
| 20 May 2022 | 01:29 PM | Net Asset Value(s) | |
| 20 May 2022 | 07:00 AM | Quarterly Factsheet | |
| 20 May 2022 | 07:00 AM | Directorate Change | |
| 19 May 2022 | 01:14 PM | Net Asset Value(s) | |
| 18 May 2022 | 01:08 PM | Net Asset Value(s) | |
| 17 May 2022 | 01:00 PM | Net Asset Value(s) | |
| 16 May 2022 | 01:16 PM | Net Asset Value(s) | |
| 16 May 2022 | 07:00 AM | £5 million investment in HH2E | |
| 13 May 2022 | 01:06 PM | Net Asset Value(s) | |
| 12 May 2022 | 01:35 PM | Net Asset Value(s) | |
| 11 May 2022 | 02:43 PM | Net Asset Value(s) | |
| 11 May 2022 | 10:31 AM | Director/PDMR Shareholding | |
| 10 May 2022 | 04:19 PM | Net Asset Value(s) | |
| 09 May 2022 | 01:06 PM | Net Asset Value(s) | |
| 09 May 2022 | 07:00 AM | £20 million investment in Elcogen | |
| 06 May 2022 | 02:33 PM | Net Asset Value(s) | |
| 05 May 2022 | 01:00 PM | Net Asset Value(s) | |
| 04 May 2022 | 03:11 PM | Directorate Change | |
| 04 May 2022 | 01:00 PM | Net Asset Value(s) | |
| 03 May 2022 | 03:15 PM | Net Asset Value(s) | |
| 03 May 2022 | 11:36 AM | Total Voting Rights | |
| 29 Apr 2022 | 01:08 PM | Net Asset Value(s) | |
| 28 Apr 2022 | 01:00 PM | Net Asset Value(s) | |
| 27 Apr 2022 | 02:14 PM | Net Asset Value(s) | |
| 26 Apr 2022 | 01:10 PM | Net Asset Value(s) | |
| 25 Apr 2022 | 01:53 PM | Net Asset Value(s) | |
| 22 Apr 2022 | 02:00 PM | Net Asset Value(s) | |
| 21 Apr 2022 | 01:46 PM | Net Asset Value(s) | |
| 20 Apr 2022 | 01:30 PM | Net Asset Value(s) | |
| 19 Apr 2022 | 01:30 PM | Net Asset Value(s) | |
| 14 Apr 2022 | 01:00 PM | Net Asset Value(s) | |
| 13 Apr 2022 | 01:43 PM | Net Asset Value(s) | |
| 12 Apr 2022 | 04:49 PM | Holding(s) in Company | |
| 12 Apr 2022 | 01:49 PM | Net Asset Value(s) | |
| 12 Apr 2022 | 12:02 PM | Holding(s) in Company | |
| 11 Apr 2022 | 02:07 PM | Net Asset Value(s) | |
| 08 Apr 2022 | 12:25 PM | Net Asset Value(s) | |
| 08 Apr 2022 | 07:00 AM | Result of Placing | |
| 07 Apr 2022 | 01:11 PM | Net Asset Value(s) | |
| 06 Apr 2022 | 01:00 PM | Net Asset Value(s) | |
| 05 Apr 2022 | 02:00 PM | Net Asset Value(s) | |
| 04 Apr 2022 | 01:50 PM | Net Asset Value(s) | |
| 04 Apr 2022 | 07:00 AM | Proposed Placing of New Ordinary Shares | |
| 01 Apr 2022 | 01:00 PM | Net Asset Value(s) | |
| 01 Apr 2022 | 12:00 PM | Annual Report and Accounts | |
| 31 Mar 2022 | 01:23 PM | Net Asset Value(s) | |
| 30 Mar 2022 | 01:00 PM | Net Asset Value(s) | |
| 29 Mar 2022 | 01:23 PM | Net Asset Value(s) | |
| 29 Mar 2022 | 07:00 AM | Notice of Investor Presentation |
Hydrogen One invests in the clean hydrogen sector to deliver capital growth.
It invests in ] public and private companies and projects in the hydrogen and complementary hydrogen-focused assets space. It is listed in London under the ticker HGEN.
Hydrogen One share price was suspended in September 2025 and restored in November 2025.