ARQ 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 |
|---|---|---|---|---|
| 2026-08-28 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 5.02,8.01,9.01. |
| 2026-08-10 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 2.02,9.01. |
| 2026-07-23 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 5.02,9.01. |
| 2026-07-02 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 5.02,9.01. |
| 2026-06-18 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 5.02. |
| 2026-06-11 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 5.02,5.07,9.01. |
| 2026-05-27 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 5.02,8.01,9.01. |
| 2026-05-06 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 2.02,9.01. |
| 2026-05-01 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 5.02,9.01. |
| 2026-04-17 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 1.01,3.03,9.01. |
| 2026-04-01 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 1.01,9.01. |
| 2026-03-10 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 2.02,9.01. |
| 2026-03-03 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 1.01,9.01. |
| 2026-01-29 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 1.01,9.01. |
| 2025-12-11 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 1.01,9.01. |
| 2025-11-05 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 2.02,9.01. |
| 2025-08-14 | Current report | SEC filing | Arq, Inc. filed Form 8-K/A | Arq, Inc. filed Form 8-K/A covering items 5.07. |
| 2025-08-11 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 2.02,9.01. |
| 2025-08-06 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 8.01,9.01. |
| 2025-06-09 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 4.01,9.01. |
| 2025-06-06 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 5.02,5.07,8.01,9.01. |
| 2025-05-07 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 2.02,9.01. |
| 2025-05-06 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 8.01. |
| 2025-04-11 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 1.01,3.03,9.01. |
| 2025-04-02 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 5.02,9.01. |
| 2025-03-05 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 2.02,9.01. |
| 2025-02-07 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 2.02,7.01,9.01. |
| 2025-01-02 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 1.01,1.02,2.03,7.01,9.01. |
| 2024-11-07 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 2.02,9.01. |
| 2024-09-20 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 1.01,1.02,8.01,9.01. |
| 2024-08-12 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 2.02,9.01. |
| 2024-06-13 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 5.02,5.07,9.01. |
| 2024-05-16 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 1.01,3.02,7.01,9.01. |
| 2024-05-08 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 2.02,9.01. |
| 2024-04-16 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 1.01,3.03,9.01. |
| 2024-03-12 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 2.02,9.01. |
| 2024-02-13 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 1.01,9.01. |
| 2024-01-31 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 5.03,8.01,9.01. |
| 2024-01-24 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 1.01,8.01,9.01. |
| 2023-11-08 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 5.02,9.01. |
| 2023-11-08 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 2.02,9.01. |
| 2023-09-18 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 5.02,8.01,9.01. |
| 2023-08-09 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 2.02,9.01. |
| 2023-08-03 | Current report | SEC filing | Arq, Inc. filed Form 8-K/A | Arq, Inc. filed Form 8-K/A covering items 5.02. |
| 2023-07-17 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 3.02,5.02,8.01,9.01. |
| 2023-06-15 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 5.07,9.01. |
| 2023-06-06 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 1.01,9.01. |
| 2023-05-09 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 2.02,9.01. |
| 2023-04-14 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 1.01,3.03,5.02,9.01. |
| 2023-03-29 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 7.01,8.01,9.01. |
| 2023-03-08 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 2.02,9.01. |
| 2023-03-02 | Current report | SEC filing | Arq, Inc. filed Form 8-K/A | Arq, Inc. filed Form 8-K/A covering items 9.01. |
| 2023-02-01 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 1.01,1.02,2.01,2.03,3.02,5.02,5.03,7.01,9.01. |
| 2022-11-08 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 2.02,9.01. |
| 2022-09-06 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 1.01,7.01,9.01. |
| 2022-08-19 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 1.01,3.02,7.01,9.01. |
| 2022-08-15 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 2.02,9.01. |
| 2022-05-17 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 5.02,5.07,9.01. |
| 2022-05-09 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 2.02,9.01. |
| 2022-03-16 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 1.01,3.03,9.01. |
| 2022-03-08 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 2.02,9.01. |
| 2021-11-09 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 2.02,8.01,9.01. |
| 2021-08-18 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 5.02,9.01. |
| 2021-08-09 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 2.02,9.01. |
| 2021-07-29 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 1.01,1.02,9.01. |
| 2021-06-17 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 5.07,9.01. |
| 2021-06-03 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 1.02,8.01,9.01. |
| 2021-05-10 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 2.02,9.01. |
| 2021-04-23 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 8.01,9.01. |
| 2021-04-13 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 1.01,3.03,5.02,9.01. |
| 2021-03-29 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 1.01,9.01. |
| 2021-03-10 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 2.02,9.01. |
| 2021-03-03 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 5.02,9.01. |
| 2020-11-09 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 2.02,9.01. |
| 2020-09-30 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 1.01,2.03,9.01. |
| 2020-09-29 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 1.01,9.01. |
| 2020-08-10 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 2.02,9.01. |
| 2020-07-07 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 1.01. |
| 2020-06-18 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 5.07,9.01. |
| 2020-05-11 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 1.01,2.02,5.02,8.01,9.01. |
| 2020-04-22 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 1.01,2.03,9.01. |
| 2020-04-09 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 1.01,3.03,9.01. |
| 2020-04-01 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 5.02,9.01. |
| 2020-03-16 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 2.02,9.01. |
| 2019-12-02 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 8.01. |
| 2019-11-12 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 2.02,9.01. |
| 2019-08-05 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 2.02,9.01. |
| 2019-06-20 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 5.07,9.01. |
| 2019-05-06 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 2.02,9.01. |
| 2019-04-29 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 5.02,9.01. |
| 2019-04-11 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 1.01,3.03,9.01. |
| 2019-03-18 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 2.02,9.01. |
| 2019-03-05 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 5.02,9.01. |
| 2019-02-20 | Current report | SEC filing | Arq, Inc. filed Form 8-K/A | Arq, Inc. filed Form 8-K/A covering items 9.01. |
| 2018-12-13 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 1.01,2.01,2.03,9.01. |
| 2018-11-15 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 1.01,8.01,9.01. |
| 2018-11-06 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 2.02,8.01,9.01. |
| 2018-10-02 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 1.01. |
| 2018-08-21 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 5.05. |
| 2018-08-06 | Current report | SEC filing | Arq, Inc. filed Form 8-K | Arq, Inc. filed Form 8-K covering items 2.02,9.01. |