CLIR · ClearSign Technologies Corp · Off Exchange
$3.51
-0.04 (-1.13%)
At close · Oct 2
Return incl. dividend (before tax)
Going-concern doubt
— flagged Aug 14, 2026
Substantial doubt about the company's ability to continue as a going concern.
“There can be no assurance that we will be successful in achieving our long term plans, or that such plans, if consummated, will result in profitable operations or enable us to continue in the long term as a going concern.”View the 10-Q filed Aug 14, 2026
Market Cap
$24.44M
Shares
6.81M
Volume · Oct 2
28.44K
Avg daily vol (3M)
16.4K
Weekly off-exchange (dark pool / OTC) trading volume reported to FINRA under its OTC/ATS Transparency data. ATS volume is executed on alternating trading systems (dark pools); non-ATS OTC is other over-the-counter dealer volume. The off-exchange share is total off-exchange volume as a percentage of consolidated weekly trading volume for the same Monday–Friday week.
Off-Exchange Volume History
| Week Start | ATS Volume | Non-ATS OTC Volume | Total Off-Exchange | % of FINRA Weekly Volume |
|---|---|---|---|---|
| 2026-08-31 | 1,813 | 35,381 | 37,194 | 54.1% |
| 2026-08-24 | 3,825 | 46,832 | 50,657 | 63.2% |
| 2026-08-17 | 6,070 | 68,684 | 74,754 | 66.5% |
| 2026-08-10 | 3,863 | 42,654 | 46,517 | 62.2% |
| 2026-08-03 | 2,217 | 15,619 | 17,836 | 45.3% |
| 2026-07-27 | 1,249 | 21,210 | 22,459 | 68.7% |
| 2026-07-20 | 1,584 | 57,434 | 59,018 | 49.3% |
| 2026-07-13 | 543 | 16,436 | 16,979 | 45.3% |
| 2026-07-06 | 1,938 | 21,151 | 23,089 | 55.9% |
| 2026-06-29 | 2,570 | 39,725 | 42,295 | 62.8% |
| 2026-06-22 | 4,054 | 31,660 | 35,714 | 61.4% |
| 2026-06-15 | 3,635 | 40,569 | 44,204 | 51.2% |
| 2026-06-08 | 6,723 | 49,549 | 56,272 | 64.1% |
| 2026-06-01 | 3,813 | 24,481 | 28,294 | 50.9% |
| 2026-05-25 | 7,094 | 65,970 | 73,064 | 43.6% |
| 2026-05-18 | 3,791 | 47,198 | 50,989 | 68.4% |
| 2026-05-11 | 10,579 | 47,656 | 58,235 | 54.5% |
| 2026-05-04 | 7,482 | 41,880 | 49,362 | 62.2% |
| 2026-04-27 | 4,592 | 24,479 | 29,071 | 57.3% |
| 2026-04-20 | 7,327 | 25,577 | 32,904 | 32.3% |
| 2026-04-13 | 17,429 | 47,254 | 64,683 | 52.6% |
| 2026-04-06 | 46,028 | 543,336 | 589,364 | 59.0% |
| 2026-03-30 | 3,557 | 43,088 | 46,645 | 60.9% |
| 2026-03-23 | 9,593 | 23,051 | 32,644 | 55.3% |
| 2026-03-16 | 7,126 | 61,486 | 68,612 | 53.2% |
| 2026-03-09 | 5,807 | 113,370 | 119,177 | 100.0% |
| 2026-03-02 | 1,253 | 37,473 | 38,726 | 100.0% |
| 2026-02-23 | 381 | 19,955 | 20,336 | 100.0% |
| 2026-02-16 | 274 | 11,592 | 11,866 | 100.0% |
| 2026-02-09 | 1,679 | 44,431 | 46,110 | 100.0% |
| 2026-02-02 | 599 | 27,645 | 28,244 | 100.0% |
| 2026-01-26 | 1,902 | 68,199 | 70,101 | 100.0% |
| 2026-01-19 | 1,258 | 43,659 | 44,917 | 100.0% |
| 2026-01-12 | 1,796 | 50,900 | 52,696 | 100.0% |
| 2026-01-05 | 3,693 | 71,534 | 75,227 | 100.0% |
| 2025-12-29 | 887 | 36,460 | 37,347 | 100.0% |
| 2025-12-22 | 1,504 | 11,199 | 12,703 | 100.0% |
| 2025-12-15 | 4,406 | 51,636 | 56,042 | 100.0% |
| 2025-12-08 | 1,768 | 45,402 | 47,170 | 100.0% |
| 2025-12-01 | 620 | 17,356 | 17,976 | 100.0% |
| 2025-11-24 | 1,517 | 27,111 | 28,628 | 100.0% |
| 2025-11-17 | 900 | 21,490 | 22,390 | 100.0% |
| 2025-11-10 | 3,055 | 59,623 | 62,678 | 100.0% |
| 2025-11-03 | 1,081 | 33,182 | 34,263 | 100.0% |
| 2025-10-27 | 1,725 | 50,594 | 52,319 | 100.0% |
| 2025-10-20 | 1,949 | 63,400 | 65,349 | 100.0% |
| 2025-10-13 | 2,970 | 57,280 | 60,250 | 100.0% |
| 2025-10-06 | 6,366 | 200,641 | 207,007 | 100.0% |
Showing 1–48 of 48 weeks