GTBP · GT Biopharma, Inc.
$0.32
-0.01 (-2.61%)
At close · Aug 5
Going-concern doubt
— flagged May 15, 2026
Substantial doubt about the company's ability to continue as a going concern.
“These factors raise substantial doubt about the Company’s ability to continue as a going concern within one year of the date that the financial statements are issued. In addition, the Company’s independent registered public accounting firm, in its report on the Company’s December 31, 2025, financial statements, raised substantial doubt about the Company’s ability to continue as a going concern.”View the 10-Q filed May 15, 2026
Market Cap
$11.45M
Shares
36.06M
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 |
|---|---|---|---|---|
| 2026-06-29 | 199,499 | 2,506,431 | 2,705,930 | 58.0% |
| 2026-06-22 | 296,894 | 4,246,816 | 4,543,710 | 59.8% |
| 2026-06-15 | 298,867 | 3,897,407 | 4,196,274 | 63.2% |
| 2026-06-08 | 236,753 | 3,426,342 | 3,663,095 | 65.3% |
| 2026-06-01 | 373,330 | 5,513,019 | 5,886,349 | 63.4% |
| 2026-05-25 | 323,617 | 4,276,630 | 4,600,247 | 64.1% |
| 2026-05-18 | 351,492 | 7,416,076 | 7,767,568 | 69.5% |
| 2026-05-11 | 756,158 | 13,520,648 | 14,276,806 | 70.1% |
| 2026-05-04 | 154,515 | 2,957,171 | 3,111,686 | 70.0% |
| 2026-04-27 | 139,177 | 3,174,760 | 3,313,937 | 71.4% |
| 2026-04-20 | 77,070 | 2,257,861 | 2,334,931 | 71.7% |
| 2026-04-13 | 67,464 | 1,312,052 | 1,379,516 | 69.4% |
| 2026-04-06 | 106,708 | 2,008,190 | 2,114,898 | 66.7% |
| 2026-03-30 | 65,122 | 1,278,200 | 1,343,322 | 71.5% |
| 2026-03-23 | 148,704 | 2,310,826 | 2,459,530 | 66.7% |
| 2026-03-16 | 146,892 | 1,462,427 | 1,609,319 | 48.1% |
| 2026-03-09 | 110,736 | 2,251,105 | 2,361,841 | 62.7% |
| 2026-03-02 | 107,214 | 2,256,204 | 2,363,418 | 66.1% |
| 2026-02-23 | 138,856 | 2,838,503 | 2,977,359 | 67.4% |
| 2026-02-16 | 169,163 | 2,567,250 | 2,736,413 | 59.5% |
| 2026-02-09 | 153,462 | 2,579,176 | 2,732,638 | 70.8% |
| 2026-02-02 | 291,102 | 9,230,939 | 9,522,041 | 61.1% |
| 2026-01-26 | 103,082 | 2,001,139 | 2,104,221 | 69.0% |
| 2026-01-19 | 101,166 | 1,887,071 | 1,988,237 | 68.2% |
| 2026-01-12 | 431,181 | 7,915,475 | 8,346,656 | 59.5% |
| 2026-01-05 | 229,551 | 4,732,421 | 4,961,972 | 67.4% |
| 2025-12-29 | 339,117 | 6,737,567 | 7,076,684 | 67.6% |
| 2025-12-22 | 239,151 | 6,125,507 | 6,364,658 | 58.9% |
| 2025-12-15 | 433,686 | 6,696,660 | 7,130,346 | 65.0% |
| 2025-12-08 | 260,967 | 2,955,653 | 3,216,620 | 62.7% |
| 2025-12-01 | 341,079 | 2,748,474 | 3,089,553 | 56.3% |
| 2025-11-24 | 80,091 | 1,383,690 | 1,463,781 | 67.5% |
| 2025-11-17 | 167,754 | 3,054,034 | 3,221,788 | 61.0% |
| 2025-11-10 | 365,235 | 9,662,056 | 10,027,291 | 62.7% |
| 2025-11-03 | 53,593 | 918,234 | 971,827 | 64.5% |
| 2025-10-27 | 36,224 | 1,256,974 | 1,293,198 | 62.9% |
| 2025-10-20 | 105,369 | 2,359,470 | 2,464,839 | 63.3% |
| 2025-10-13 | 127,896 | 2,485,697 | 2,613,593 | 62.8% |
| 2025-10-06 | 2,665,746 | 43,053,712 | 45,719,458 | 57.4% |
| 2025-09-29 | 46,702 | 2,174,666 | 2,221,368 | 59.0% |
| 2025-09-22 | 57,065 | 1,583,553 | 1,640,618 | 64.3% |
| 2025-09-15 | 35,491 | 772,295 | 807,786 | 63.6% |
| 2025-09-08 | 61,151 | 1,479,271 | 1,540,422 | 50.1% |
| 2025-09-01 | 26,350 | 1,196,851 | 1,223,201 | 32.3% |
| 2025-08-25 | 7,980 | 331,503 | 339,483 | 60.4% |
| 2025-08-18 | 9,900 | 675,251 | 685,151 | 73.2% |
| 2025-08-11 | 26,123 | 305,876 | 331,999 | 61.9% |
Showing 1–47 of 47 weeks
Key facts
CIK
109657
CUSIP
36254L308
13F (30d)
18 filings
18 filers
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