| 30.10.2024 07:00 | HGEN | Notice of NAV & Portfolio Update | RNS |
| 16.09.2024 10:48 | NCC, HGEN, TTG | SMALL-CAP WINNERS & LOSERS: TT Electronics slumps; HydrogenOne up | Alliance |
| 16.09.2024 07:00 | HGEN | Half-year Report | RNS |
| 09.09.2024 14:30 | WIL, MPE, HGEN | UK earnings, trading statements calendar - next 7 days | Alliance |
| 03.09.2024 07:00 | HGEN | Notice of Results | RNS |
| 31.07.2024 07:00 | HGEN | Q2 2024 NAV and Portfolio Update | RNS |
| 30.07.2024 07:00 | HGEN | Strohm contract award from TotalEnergies | Reach |
| 24.07.2024 07:00 | HGEN | Notice of NAV & Portfolio Update | RNS |
| 20.06.2024 14:25 | HGEN | Holding(s) in Company | RNS |
| 19.06.2024 07:00 | HGEN | Strohm completes new Euro 30 million capital raise | Reach |
| 11.06.2024 15:14 | HGEN | Holding(s) in Company | RNS |
| 21.05.2024 16:50 | HGEN | Result of AGM | RNS |
| 08.05.2024 14:20 | DEMG, BLOE, HGEN | TRADING UPDATES: ECO hails vaccine results; Plant Health sales down | Alliance |
| 08.05.2024 07:00 | HGEN | Q1 2024 Net Asset Value & Portfolio Update | RNS |
| 01.05.2024 13:49 | JDW, HGEN, APH | UK earnings, trading statements calendar - next 7 days | Alliance |
| 01.05.2024 07:00 | HGEN | Notice of NAV & Portfolio Update | RNS |
| 23.04.2024 11:52 | HGEN | Update from QuotedData | Reach |
| 18.04.2024 18:38 | HGEN | HydrogenOne sees valuation rise, sector outlook "remains positive" | Alliance |
| 18.04.2024 07:00 | HGEN | Annual Results and Sustainability Report | RNS |
| 18.04.2024 07:00 | HGEN | Update on HH2E | RNS |
| 11.04.2024 07:00 | HGEN | Notice of Results | RNS |
| 03.04.2024 15:15 | CTL, HGEN, DUKE | TRADING UPDATES: Sutton Harbour refutes Plymouth City Council claims | Alliance |
| 03.04.2024 07:00 | HGEN | Strategic Investment in Elcogen by Baker Hughes | RNS |
| 02.04.2024 13:52 | HGEN | Holding(s) in Company | RNS |
| 08.03.2024 20:03 | HGEN, MMIT, EEE | TRADING UPDATES: Cindrigo seeks Croatian exploration licence extension | Alliance |
| 05.03.2024 08:00 | HGEN | Sunfire GmbH announces signficant new funding | RNS |
| 28.02.2024 11:37 | HGEN | Holding(s) in Company | RNS |
| 16.02.2024 16:00 | HGEN | QuotedData's Weekly News & Interview | Reach |
| 31.01.2024 15:29 | PZC, PSDL, HGEN | UK earnings, trading statements calendar - next 7 days | Alliance |
| 30.01.2024 18:07 | HGEN | Director Declaration | RNS |
| 29.01.2024 07:00 | HGEN | Notice of NAV & Portfolio Update | RNS |
| 07.11.2023 15:51 | WISE, VOD, VSVS | UK earnings, trading statements calendar - next 7 days | Alliance |
| 18.10.2023 11:56 | HGEN | Update from QuotedData | Reach |
| 18.10.2023 07:00 | HGEN | Notice of Quarterly NAV & Portfolio Update | RNS |
| 12.10.2023 16:14 | HGEN, 88E, ACG | TRADING UPDATES: 88 Energy targets flow test for Phoenix in 2024 | Alliance |
| 12.10.2023 07:00 | HGEN | Portfolio Company Update | Reach |
| 11.10.2023 12:29 | HGEN | IN BRIEF: HydrogenOne Capital investee gets EUR45 million investment | Alliance |
| 11.10.2023 07:41 | HGEN | Strategic Investment in Elcogen by HD Hyundai | RNS |
| 10.10.2023 14:14 | HGEN | HydrogenOne Capital Growth's Gen2 signs deal for green hydrogen | Alliance |
| 10.10.2023 07:00 | HGEN | Gen2 Energy Signs Term Sheet | Reach |
| 25.09.2023 12:57 | HGEN | Holding(s) in Company | RNS |
| 20.09.2023 16:24 | TAVI, PXEN, MYX | EARNINGS: ASA interim profit plummets; Mycelx loss narrows, revenue up | Alliance |
| 20.09.2023 07:00 | HGEN | Half-year Report | RNS |
| 13.09.2023 15:48 | W7L, SUPR, PYX | UK earnings, trading statements calendar - next 7 days | Alliance |
| 05.09.2023 07:00 | HGEN | Notice of Investor Presentation | RNS |
| 29.08.2023 07:00 | HGEN | Notice of Results | RNS |
| 07.08.2023 10:08 | HGEN | HydrogenOne Capital Growth net asset value rises slightly in quarter | Alliance |
| 31.07.2023 15:44 | PAGE, KOS, HGEN | UK earnings, trading statements calendar - next 7 days | Alliance |
| 31.07.2023 07:00 | HGEN | Notice of Results and Investor Presentation | RNS |
| 20.07.2023 16:16 | WPM, VID, SPX | UK earnings, trading statements calendar - next 7 days | Alliance |
| 11.07.2023 14:49 | HGEN | Publication of “Bluffer’s Guide to Hydrogen” | Reach |
| 26.05.2023 09:41 | HFD, SBRE, YNGA | LONDON BROKER RATINGS: RBC cuts Halfords; Berenberg likes Sabre | Alliance |
| 23.05.2023 16:07 | HGEN | Result of AGM | RNS |
| 16.05.2023 15:53 | XSG, WIX, TFIF | UK shareholder meetings calendar - next 7 days | Alliance |
| 05.05.2023 07:00 | HGEN | Notice of Results and Investor Presentation | RNS |
| 03.05.2023 17:19 | HGEN | Initiation from QuotedData | Reach |
| 21.04.2023 12:08 | HGEN | HydrogenOne investee company Cranfield to merge with Britten-Norman | Alliance |
| 21.04.2023 07:00 | HGEN | New UK green aircraft business formed | RNS |
| 04.04.2023 16:52 | HGEN | Publication of Supplementary Prospectus | RNS |
| 04.04.2023 11:43 | HGEN | HydrogenOne Capital Growth NAV rises as swings to annual profit | Alliance |
| 04.04.2023 07:00 | HGEN | Annual Financial Report | RNS |
| 30.03.2023 07:00 | HGEN | Notice of Results and Investor Presentation | RNS |
| 29.03.2023 11:52 | HGEN | HydrogenOne Capital Growth finds no reason for recent share drop | Alliance |
| 29.03.2023 07:00 | HGEN | Portfolio Update | RNS |
| 27.03.2023 15:50 | TRCS, RNWH, N4P | UK earnings, trading statements calendar - next 7 days | Alliance |
| 23.02.2023 07:00 | HGEN | Capital Markets Day | RNS |
| 17.02.2023 07:00 | HGEN | Investor Conference | Reach |
| 08.02.2023 14:13 | HGEN | IN BRIEF: HydrogenOne Capital net asset value climbs amid US help | Alliance |
| 08.02.2023 07:00 | HGEN | Net Asset Value and Portfolio Update | RNS |
| 30.01.2023 07:00 | HGEN | Notice of quarterly portfolio, NAV and webinar | RNS |
| 27.01.2023 16:20 | HGEN, FCM, BHL | TRADING UPDATES: Aquis in line with target; Bradda Head delays results | Alliance |
| 26.01.2023 07:00 | HGEN | Investment in first green hydrogen project | RNS |
| 17.01.2023 07:00 | HGEN | Name Change of Administrator and Company Secretary | RNS |
| 17.01.2023 07:00 | HGEN | Notice of Capital Markets Day | RNS |
| 12.01.2023 07:00 | HGEN | Change of Adviser | RNS |
