PTGX News
Official issuer or fund updates, exact SEC current reports, and large established publisher coverage, newest first. Every lawfully retained item remains in the corpus; each public page contains at most 100 rows. Headlines open the exact source; summaries are concise descriptions and not investment recommendations. Captured 2026-08-31.
| Date | Type | Publisher | Headline | Summary |
|---|---|---|---|---|
| 2026-08-05 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,7.01,9.01. |
| 2026-06-18 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 5.02,5.07,9.01. |
| 2026-05-05 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,9.01. |
| 2026-02-25 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,9.01. |
| 2026-01-12 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 7.01,9.01. |
| 2025-11-06 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,9.01. |
| 2025-08-06 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,9.01. |
| 2025-06-26 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 5.07. |
| 2025-05-06 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,9.01. |
| 2025-03-20 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 8.01. |
| 2025-03-11 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K/A | Protagonist Therapeutics, Inc filed Form 8-K/A covering items 8.01,9.01. |
| 2025-03-10 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 8.01,9.01. |
| 2025-03-03 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 8.01,9.01. |
| 2025-02-21 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,9.01. |
| 2025-01-06 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 5.02. |
| 2024-11-18 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 1.01,8.01,9.01. |
| 2024-11-07 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,9.01. |
| 2024-09-20 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 5.02. |
| 2024-08-06 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,9.01. |
| 2024-06-26 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 5.03,5.07,9.01. |
| 2024-05-07 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,9.01. |
| 2024-02-27 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,9.01. |
| 2024-01-31 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 1.01. |
| 2024-01-16 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 8.01,9.01. |
| 2024-01-08 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 7.01,9.01. |
| 2023-11-02 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,9.01. |
| 2023-10-30 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 5.02. |
| 2023-08-03 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,9.01. |
| 2023-07-05 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 8.01,9.01. |
| 2023-07-03 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 3.01. |
| 2023-05-30 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 5.07. |
| 2023-05-04 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,9.01. |
| 2023-04-10 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 8.01,9.01. |
| 2023-03-15 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,9.01. |
| 2023-03-10 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 7.01. |
| 2023-01-06 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 5.02. |
| 2022-11-08 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,9.01. |
| 2022-08-04 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,9.01. |
| 2022-06-02 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 5.07. |
| 2022-05-04 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,9.01. |
| 2022-04-26 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 7.01,9.01. |
| 2022-04-13 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 8.01,9.01. |
| 2022-03-31 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 5.02. |
| 2022-03-23 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 5.02. |
| 2022-02-28 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,9.01. |
| 2022-02-22 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 5.02. |
| 2021-11-03 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,9.01. |
| 2021-09-17 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 8.01,9.01. |
| 2021-08-10 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 1.01. |
| 2021-08-04 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,9.01. |
| 2021-07-28 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 1.01. |
| 2021-06-17 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 8.01,9.01. |
| 2021-06-14 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 8.01,9.01. |
| 2021-05-28 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 5.07. |
| 2021-05-04 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,9.01. |
| 2021-03-10 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,9.01. |
| 2020-12-11 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 8.01,9.01. |
| 2020-11-04 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,8.01,9.01. |
| 2020-10-02 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K/A | Protagonist Therapeutics, Inc filed Form 8-K/A covering items 5.02. |
| 2020-09-11 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 8.01,9.01. |
| 2020-08-13 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 5.02. |
| 2020-08-06 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,9.01. |
| 2020-05-29 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 5.07. |
| 2020-05-12 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 8.01,9.01. |
| 2020-05-07 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,8.01,9.01. |
| 2020-03-18 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 4.01,9.01. |
| 2020-03-10 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,9.01. |
| 2020-02-24 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 5.02,9.01. |
| 2019-12-03 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 8.01,9.01. |
| 2019-11-27 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 1.01,9.01. |
| 2019-11-06 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,9.01. |
| 2019-10-31 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 1.01,2.03,3.03. |
| 2019-08-07 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,9.01. |
| 2019-06-13 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 5.07. |
| 2019-05-29 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 5.02,9.01. |
| 2019-05-13 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 5.02,9.01. |
| 2019-05-08 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 1.01. |
| 2019-05-08 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,9.01. |
| 2019-03-25 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 5.02. |
| 2019-03-12 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,9.01. |
| 2018-12-31 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 1.01,3.02,5.02,9.01. |
| 2018-11-27 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 7.01,9.01. |
| 2018-11-06 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,9.01. |
| 2018-10-22 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 7.01,9.01. |
| 2018-08-07 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 1.01,3.02,9.01. |
| 2018-08-07 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,9.01. |
| 2018-08-06 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 7.01,9.01. |
| 2018-05-31 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 5.02,5.07,9.01. |
| 2018-05-16 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 5.02. |
| 2018-05-09 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,9.01. |
| 2018-03-26 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 8.01. |
| 2018-03-07 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,9.01. |
| 2018-02-27 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 5.02. |
| 2018-01-08 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 7.01,9.01. |
| 2017-12-14 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 5.02. |
| 2017-11-06 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,9.01. |
| 2017-10-13 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 8.01,9.01. |
| 2017-08-08 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 2.02,9.01. |
| 2017-07-31 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K/A | Protagonist Therapeutics, Inc filed Form 8-K/A covering items 9.01. |
| 2017-06-08 | Current report | SEC filing | Protagonist Therapeutics, Inc filed Form 8-K | Protagonist Therapeutics, Inc filed Form 8-K covering items 5.02. |