| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 20-F/A | Open Document | Data | Open Filing | TUNGRAY TECHNOLOGIES INC - FORM 20-F/A SEC FILING | 15 Oct 2025 | 31 Dec 2024 | 001-41998 |
| 6-K | Open Document | Open Filing | FORM 6-K FILING | 30 Sep 2025 | 30 Sep 2025 | 001-41998 |
| 6-K | Open Document | Open Filing | FORM 6-K FILING | 25 Sep 2025 | 24 Sep 2025 | 001-41998 |
| 6-K | Open Document | Open Filing | TUNGRAY TECHNOLOGIES INC - 6-K | 14 Aug 2025 | 14 Aug 2025 | 001-41998 |
| 6-K | Open Document | Open Filing | TUNGRAY TECHNOLOGIES INC - 6-K | 12 Aug 2025 | 12 Aug 2025 | 001-41998 |
| 6-K/A | Open Document | Open Filing | TUNGRAY FORM 6-K/A | 09 Jul 2025 | 09 Jul 2025 | 001-41998 |
| SCHEDULE 13G/A | Open Document | Open Filing | 07 Jul 2025 | 005-94729 | ||
| 6-K | Open Document | Open Filing | TUNGRAY TECHNOLOGIES INC - 6-K | 26 Jun 2025 | 25 Jun 2025 | 001-41998 |
| 6-K | Open Document | Open Filing | TUNGRAY TECHNOLOGIES INC - 6-K | 12 Jun 2025 | 12 Jun 2025 | 001-41998 |
| 20-F | Open Document | Data | Open Filing | TUNGRAY TECHNOLOGIES INC - FORM 20-F SEC FILING | 14 May 2025 | 31 Dec 2024 | 001-41998 |
| NT 20-F | Open Document | Open Filing | TUNGRAY TECHNOLOGIES INC FORM NT 20-F | 01 May 2025 | 31 Dec 2024 | 001-41998 |
| 6-K | Open Document | Open Filing | FORM 6-K | 31 Dec 2024 | 31 Dec 2024 | 001-41998 |
| 20-F/A | Open Document | Data | Open Filing | FORM 20-F/A | 31 Dec 2024 | 31 Dec 2023 | 001-41998 |
| 6-K | Open Document | Open Filing | FORM 6-K | 31 Dec 2024 | 31 Dec 2024 | 001-41998 |
| SC 13G | Open Document | Open Filing | SCHEDULE 13G | 14 Nov 2024 | 005-94729 | |
| SC 13G | Open Document | Open Filing | SCHEDULE 13G | 14 Nov 2024 | 005-94729 | |
| SC 13G | Open Document | Open Filing | SCHEDULE 13G | 14 Nov 2024 | 005-94729 | |
| SC 13G | Open Document | Open Filing | SCHEDULE 13G | 14 Nov 2024 | 005-94729 | |
| 6-K | Open Document | Open Filing | FORM 6-K | 12 Sep 2024 | 12 Sep 2024 | 001-41998 |
| 6-K | Open Document | Open Filing | FORM 6-K | 30 Apr 2024 | 30 Apr 2024 | 001-41998 |
| 20-F | Open Document | Data | Open Filing | FORM 20-F | 26 Apr 2024 | 31 Dec 2023 | 001-41998 |
| 6-K | Open Document | Open Filing | FORM 6-K | 24 Apr 2024 | 23 Apr 2024 | 001-41998 |
| CERT | Open Document | Open Filing | 19 Apr 2024 | 001-41998 | ||
| 424B4 | Open Document | Open Filing | FORM 424B4 | 18 Apr 2024 | 333-270434 | |
| EFFECT | Open Document | Open Filing | 28 Mar 2024 | 333-270434 | ||
| 8-A12B | Open Document | Open Filing | FORM 8-A12B | 28 Mar 2024 | 001-41998 | |
| CORRESP | Open Document | Open Filing | 27 Mar 2024 | |||
| CORRESP | Open Document | Open Filing | 27 Mar 2024 | |||
| F-1/A | Open Document | Open Filing | FORM F-1/A | 25 Mar 2024 | 333-270434 | |
| F-1/A | Open Document | Open Filing | FORM F-1/A | 01 Mar 2024 | 333-270434 | |
| CORRESP | Open Document | Open Filing | 08 Dec 2023 | |||
| F-1/A | Open Document | Open Filing | FORM F-1/A | 08 Dec 2023 | 333-270434 | |
| UPLOAD | Open Document | Open Filing | 05 Dec 2023 | 377-06508 | ||
| FWP | Open Document | Open Filing | FORM FWP | 04 Dec 2023 | 333-270434 | |
| CORRESP | Open Document | Open Filing | 29 Nov 2023 | |||
| F-1/A | Open Document | Open Filing | FORM F-1A | 29 Nov 2023 | 333-270434 | |
| UPLOAD | Open Document | Open Filing | 16 Nov 2023 | 377-06508 | ||
| CORRESP | Open Document | Open Filing | 08 Nov 2023 | |||
| F-1/A | Open Document | Open Filing | FORM F-1A | 08 Nov 2023 | 333-270434 | |
| UPLOAD | Open Document | Open Filing | 30 Oct 2023 | 377-06508 | ||
| F-1/A | Open Document | Open Filing | FORM F-1A | 04 Oct 2023 | 333-270434 | |
| CORRESP | Open Document | Open Filing | 05 Jun 2023 | |||
| F-1/A | Open Document | Open Filing | FORM F-1/A | 05 Jun 2023 | 333-270434 | |
| UPLOAD | Open Document | Open Filing | 25 May 2023 | 377-06508 | ||
| CORRESP | Open Document | Open Filing | 19 May 2023 | |||
| F-1/A | Open Document | Open Filing | FORM F-1/A | 19 May 2023 | 333-270434 | |
| UPLOAD | Open Document | Open Filing | 04 May 2023 | 377-06508 | ||
| F-1/A | Open Document | Open Filing | FORM F-1/A | 25 Apr 2023 | 333-270434 | |
| CORRESP | Open Document | Open Filing | 24 Apr 2023 | |||
| UPLOAD | Open Document | Open Filing | 10 Apr 2023 | 377-06508 | ||
| CORRESP | Open Document | Open Filing | 30 Mar 2023 | |||
| F-1/A | Open Document | Open Filing | FORM F-1/A | 30 Mar 2023 | 333-270434 | |
| UPLOAD | Open Document | Open Filing | 20 Mar 2023 | 377-06508 | ||
| F-1 | Open Document | Open Filing | FORM F-1 | 10 Mar 2023 | 333-270434 | |
| CORRESP | Open Document | Open Filing | 09 Mar 2023 | |||
| UPLOAD | Open Document | Open Filing | 22 Feb 2023 | 377-06508 | ||
| DRSLTR | Open Document | Open Filing | 07 Feb 2023 | |||
| DRS/A | Open Document | Open Filing | 07 Feb 2023 | 377-06508 | ||
| UPLOAD | Open Document | Open Filing | 13 Jan 2023 | 377-06508 | ||
| DRS | Open Document | Open Filing | 16 Dec 2022 | 377-06508 |