NASDAQ : GTBP
$0.02 (6.35%)
1.67%
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0.00
change: 0.0 | last: 0245.94K
| Filing Date | Reporting Person | Amount Beneficially Owned | % of Class |
|---|---|---|---|
| 2025-06-02 | Bristol Investment Fund, Ltd. | 74524.0 | 2.37% |
| 2025-05-14 | Five Narrow Lane LP | 253.39K | 9.99% |
| 2023-02-14 | Steven Boyd | 3.68M | 9.99% |
| 2023-02-14 | Armistice Capital, LLC | 3.68M | 9.99% |
| 2022-03-03 | Diana Derycz-Kessler | - | 0.90% |
| 2022-03-03 | Paul L. Kessler | 1.0 | 1.06% |
| 2022-03-03 | Bristol Capital, LLC 95-4717240 | - | 0.00% |
| 2022-03-03 | Bristol Investment Fund, Ltd. 98-0335509 | - | 0.00% |
| 2022-01-28 | Bigger Capital Fund, LP | - | 0.00% |
| 2022-01-28 | District 2 Holdings LLC | - | 0.00% |
| 2022-01-28 | Michael Bigger | - | 0.00% |
| 2022-01-28 | District 2 Capital LP | - | 0.00% |
| 2022-01-28 | District 2 GP LLC | - | 0.00% |
| 2022-01-28 | District 2 Capital Fund LP | - | 0.00% |
| 2022-01-28 | Bigger Capital Fund GP, LLC | - | 0.00% |
| 2022-01-18 | Alpha Capital Anstalt | 265.23K | 0.87% |
| 2021-02-17 | District 2 GP LLC | 724.25K | 3.50% |
| 2021-02-17 | Michael Bigger | 1.45M | 7.00% |
| 2021-02-17 | Bigger Capital Fund GP, LLC | 729.03K | 3.50% |
| 2021-02-17 | District 2 Capital Fund LP | 724.25K | 3.50% |
| 2021-02-17 | District 2 Capital LP | 724.25K | 3.50% |
| 2021-02-17 | District 2 Holdings LLC | 724.25K | 3.50% |
| 2021-02-17 | Bigger Capital Fund, LP | 729.03K | 3.50% |
| 2021-02-08 | Bristol Capital, LLC 95-4717240 | - | 0.60% |
| 2021-02-08 | Bristol Investment Fund, Ltd. 98-0335509 | 6.62M | 7.91% |
| 2020-06-10 | Bristol Capital, LLC 95-4717240 | - | 0.00% |
| 2020-06-10 | Bristol Investment Fund, Ltd. 98-0335509 | 6.62M | 9.36% |
| 2019-02-05 | Heavener, James W | 4.67M | 8.70% |
| 2019-01-29 | Heavener, James W | 2.18M | 4.30% |
| 2017-12-04 | GAMCO Asset Management Inc. | 171.6K | 0.47% |
| 2017-11-14 | Theorem Group, LLC 20-3192094 | 3.54M | 7.10% |
| 2016-04-05 | Bristol Investment Fund, Ltd. 98-0335509 | 1.53M | 7.01% |
| 2016-04-05 | Bristol Capital, LLC 95-4717240 | 463.81K | 2.13% |
| 2016-01-25 | Bristol Investment Fund, Ltd. 98-0335509 | 2.08M | 9.84% |
| 2016-01-25 | Bristol Capital, LLC 95-4717240 | 360.8K | 1.70% |
| 2015-02-11 | Paul Kessler | 4M | 0.68% |
| 2015-02-11 | Bristol Investment Fund, Ltd. | 54.39M | 9.19% |
| 2013-02-13 | Bristol Investment Fund, Ltd. 98-0335509 | 31.97M | 6.39% |
| 2011-03-29 | Anshuman Dube | 251.1M | 62.70% |
| 2011-03-29 | Theorem Group, LLC | 251.1M | 62.70% |
| 2011-02-15 | Bristol Investment Fund, Ltd. 98-0335509 | 7.4M | 4.70% |
| 2010-02-16 | Investment Fund, Ltd. 98-0335509 | 3.85M | 11.00% |
| 2009-02-13 | Bristol Investment Fund, Ltd. 98-0335509 | 4.64M | 9.90% |
| 2007-02-14 | Silverback Master, Ltd. | - | 0.00% |
| 2007-02-14 | Elliot Bossen | 1.77M | 4.00% |
| 2007-02-14 | Silverback Asset Management, LLC | - | 0.00% |
| 2006-02-14 | Silverback Asset Management, LLC | 3.3M | 7.80% |
| 2006-02-14 | Silverback Master, Ltd. | 2.83M | 6.70% |
| 2006-02-14 | Elliot Bossen | 3.3M | 7.80% |
| 2006-02-14 | Bristol Investment Fund, Ltd. 98-0335509 | 3.87M | 9.09% |
| 2005-01-25 | Bristol Investment Fund, Ltd. 98-0335509 | 3.87M | 9.70% |
| 2005-01-07 | Elliot Bossen | 3.77M | 9.11% |
| 2005-01-07 | Silverback Master, Ltd. | 2.83M | 6.91% |
| 2005-01-07 | Silverback Asset Management, LLC | 3.77M | 9.11% |
| Date | Stock Price | Shares Outstanding | Market Cap | Cash & Equivalents | Total Debt | Enterprise Value |
|---|---|---|---|---|---|---|
| 2025-12-31 | $0.79 | 5.51M | $4.33M | $6.81M | -$ | -$2.48M |
| 2024-12-31 | $3.05 | 1.9M | $5.79M | $3.95M | -$ | $1.83M |
| 2023-12-31 | $7.65 | 1.35M | $10.3M | $1.08M | $58000 | $9.28M |
| 2022-12-31 | $26.57 | 31.87M | $846.73M | $5.67M | $174K | $841.23M |
| 2021-12-31 | $91.50 | 28.16M | $2.58B | $8.97M | $31000 | $2.57B |
| 2020-12-31 | $216.24 | 4.38M | $948.21M | $5.3M | $26.33M | $969.25M |
| 2019-12-31 | $41.31 | 3.38M | $139.83M | $28000 | $13.36M | $153.16M |
| 2018-12-31 | $331.50 | 2.96M | $979.58M | $60000 | $10.8M | $990.33M |
| 2017-12-31 | $2269.50 | 986.42K | $2.24B | $576K | $31000 | $2.24B |
| 2016-12-31 | $14681.80 | 159 | $2.33M | $19000 | $12.41M | $14.73M |
| Date | Stock Price | Shares Outstanding | Market Cap | Cash & Equivalents | Total Debt | Enterprise Value |
|---|---|---|---|---|---|---|
| 2026-03-31 | $0.41 | 30.28M | $12.36M | $8.92M | -$ | $3.44M |
| 2025-12-31 | $0.79 | 5.51M | $4.33M | $6.81M | -$ | -$2.48M |
| 2025-09-30 | $0.59 | 3.94M | $2.31M | $2.62M | -$ | -$309.77K |
| 2025-06-30 | $3.58 | 2.77M | $9.92M | $5.23M | -$ | $4.69M |
| 2025-03-31 | $2.15 | 2.34M | $5.04M | $2.36M | -$ | $2.68M |
| 2024-12-31 | $3.05 | 1.9M | $5.79M | $3.95M | -$ | $1.83M |
| 2024-09-30 | $2.31 | 2.23M | $5.16M | $6.42M | -$ | -$1.26M |
| 2024-06-30 | $2.66 | 1.71M | $4.55M | $9.25M | -$ | -$4.7M |
| 2024-03-31 | $4.31 | 1.38M | $5.95M | $1.95M | $30000 | $4.03M |
| 2023-12-31 | $7.65 | 1.38M | $10.56M | $1.08M | $58000 | $9.54M |
| 2023-09-30 | $7.23 | 1.37M | $9.88M | $2.65M | $92000 | $7.33M |
| 2023-06-30 | $9.36 | 1.34M | $12.53M | $2.77M | $120K | $9.89M |