NASDAQ : CLRB
$0.06 (2.24%)
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| Filing Date | Reporting Person | Amount Beneficially Owned | % of Class |
|---|---|---|---|
| 2026-08-04 | Empery Asset Management, LP | 864.09K | 9.99% |
| 2026-06-05 | JANUS HENDERSON GROUP PLC | 798.38K | 9.99% |
| 2026-05-11 | Stonepine Capital Management, LLC | 863.28K | 9.90% |
| 2026-02-13 | Bleichroeder LP | 200K | 4.61% |
| 2026-02-04 | Hexstone Capital LLC | 216.13K | 4.90% |
| 2025-11-14 | Bleichroeder LP | 200K | 6.08% |
| 2025-08-14 | Nantahala Capital Management, LLC | 1109.0 | 0.06% |
| 2025-08-14 | ADAR1 Capital Management, LLC | 2962.0 | 0.10% |
| 2025-08-14 | LYTTON LAURENCE W | 51391.0 | 1.60% |
| 2025-08-08 | Hexstone Capital LLC | 150K | 5.60% |
| 2025-07-08 | Mitchell P. Kopin | 140.1K | 4.99% |
| 2025-02-14 | Nantahala Capital Management, LLC | 2.51M | 5.73% |
| 2025-02-13 | LYTTON LAURENCE W | 3.96M | 8.80% |
| 2025-01-27 | Orin Hirschman | 2.02M | 4.90% |
| 2024-02-14 | Nantahala Capital Management, LLC | 3.23M | 9.90% |
| 2024-02-14 | Daniel Mack | 3.23M | 9.90% |
| 2024-02-14 | Wilmot B. Harkey | 3.23M | 9.90% |
| 2024-01-31 | ADAR1 Capital Management, LLC | 1.82M | 6.21% |
| 2024-01-31 | ADAR1 Partners, LP | 1.82M | 6.21% |
| 2024-01-31 | Daniel Schneeberger | 1.82M | 6.21% |
| 2024-01-31 | ADAR1 Capital Management GP, LLC | 1.82M | 6.21% |
| 2023-12-07 | Laurence W. Lytton | 1.89M | 11.00% |
| 2023-12-05 | 27-4413262 | 1.92M | 9.90% |
| 2023-12-05 | Identification Nos. of above persons (. | 1.92M | 9.90% |
| 2022-10-25 | Rockledge Capital Corporation | 937.59K | 9.99% |
| 2022-10-25 | Jonathan I. Cope | 937.59K | 9.99% |
| 2022-10-25 | Joshua B. Scheinfeld | 937.59K | 9.99% |
| 2022-10-25 | Lincoln Park Capital Fund, LLC | 937.59K | 9.99% |
| 2022-10-25 | Lincoln Park Capital, LLC | 937.59K | 9.99% |
| 2022-10-25 | Alex Noah Investors, Inc. | 937.59K | 9.99% |
| 2022-02-10 | Sio Capital Management, LLC 20-4586565 | - | 0.00% |
| 2022-01-21 | S | 6.05M | 9.90% |
| 2022-01-21 | S | 6.05M | 9.97% |
| 2022-01-21 | S | 6.05M | 9.90% |
| 2022-01-21 | S | 6.05M | 9.90% |
| 2021-07-08 | S | 3.21M | 6.00% |
| 2021-07-08 | S | 3.21M | 6.00% |
| 2021-07-08 | S | 3.21M | 6.00% |
| 2021-07-08 | S | 3.21M | 6.00% |
| 2021-02-17 | Consonance Capman GP LLC | 4.59M | 9.99% |
| 2021-02-17 | Consonance Capital Opportunity Fund Management LP | 2.84M | 6.03% |
| 2021-02-17 | Mitchell Blutt | 4.59M | 9.99% |
| 2021-02-17 | Consonance Capital Management LP | 4.7M | 9.99% |
| 2021-02-16 | Consonance Capman GP LLC | 6.06M | 9.99% |
| 2021-02-16 | Consonance Capital Management LP | 4.7M | 9.99% |
| 2021-02-16 | Sio Capital Management, LLC 20-4586565 | 2.33M | 8.69% |
| 2021-02-16 | Mitchell Blutt | 6.06M | 9.99% |
| 2021-02-16 | Consonance Capital Opportunity Fund Management LP | 1.19M | 2.04% |
| 2021-02-16 | Boxer Capital, LLC | 1.84M | 4.00% |
| 2020-07-13 | Lincoln Park Capital, LLC | 2.31M | 8.92% |
| 2020-07-13 | Lincoln Park Capital Fund, LLC | 2.31M | 8.92% |
| 2020-07-13 | Jonathan I. Cope | 2.31M | 8.92% |
| 2020-07-13 | Alex Noah Investors, Inc. | 2.31M | 8.92% |
| 2020-07-13 | Joshua B. Scheinfeld | 2.31M | 8.92% |
| 2020-07-13 | Rockledge Capital Corporation | 2.31M | 8.92% |
| 2020-06-12 | Steven Boyd | 1.32M | 4.99% |
| 2020-06-12 | Armistice Capital, LLC | 1.32M | 4.99% |
| 2020-06-12 | Armistice Capital Master Fund Ltd. | 1.32M | 4.99% |
| 2020-06-10 | 27-4413262 | 1.57M | 6.52% |
| 2019-05-28 | Boxer Asset Management Inc. | 931.76K | 9.99% |
| 2019-05-28 | Boxer Capital, LLC | 931.76K | 9.99% |
| 2019-05-28 | KEVIN TANG | 637.72K | 6.80% |
| 2019-05-28 | 13G | 600K | 6.40% |
| 2019-05-28 | 13G | 600K | 6.40% |
| 2019-05-28 | 13G | 600K | 6.40% |
| 2019-05-28 | Joe Lewis | 931.76K | 9.99% |
| 2019-05-28 | TANG CAPITAL MANAGEMENT, LLC | 637.72K | 6.80% |
| 2019-05-28 | TANG CAPITAL PARTNERS, LP | 637.72K | 6.80% |
| 2019-05-28 | 13G | 600K | 6.40% |
| 2019-05-28 | 13G | 600K | 6.40% |
| 2019-05-28 | 13G | 600K | 6.40% |
| 2019-05-24 | Mitchell P. Kopin | 601.8K | 6.10% |
| 2019-05-24 | Intracoastal Capital LLC | 601.8K | 6.10% |
| 2019-05-24 | Daniel B. Asher | 601.8K | 6.10% |
| 2019-02-15 | UBS Group AG directly and on behalf of certain subsidiaries | 325.25K | 6.84% |
| 2016-04-11 | Abigail P. Johnson | 125K | 12.72% |
| 2016-04-11 | Select Biotechnology Portfolio | 118.12K | 12.02% |
| 2016-04-11 | FMR LLC | 125K | 12.72% |
| 2015-01-29 | Stephen Feinberg | 18.1M | 61.40% |
| 2014-09-02 | Cormorant Asset Management, LLC | 1.06M | 13.10% |
| 2014-09-02 | Bihua Chen | 1.06M | 13.10% |
| 2014-09-02 | Cormorant Global Healthcare Master Fund, LP | 1.06M | 13.10% |
| 2014-09-02 | Cormorant Global Healthcare GP, LLC | 1.06M | 13.10% |
| 2013-03-14 | Deerfield Mgmt, L.P. | 6.16M | 9.99% |
| Date | Stock Price | Shares Outstanding | Market Cap | Cash & Equivalents | Total Debt | Enterprise Value |
|---|---|---|---|---|---|---|
| 2025-12-31 | $2.95 | 2.61M | $7.69M | $13.2M | $409.59K | -$5.09M |
| 2024-12-31 | $8.97 | 1.22M | $10.95M | $23.29M | $494K | -$11.84M |
| 2023-12-31 | $83.10 | 407.38K | $33.85M | $9.56M | $552.98K | $24.84M |
| 2022-12-31 | $51.30 | 235.19K | $12.07M | $19.87M | $603.83K | -$7.2M |
| 2021-12-31 | $198.00 | 185.05K | $36.64M | $35.7M | $301.74K | $1.24M |
| 2020-12-31 | $624.00 | 66042 | $41.21M | $57.17M | $421.64K | -$15.53M |
| 2019-12-31 | $675.00 | 25583 | $17.27M | $10.61M | $527.53K | $7.18M |
| 2018-12-31 | $465.00 | 9873 | $4.59M | $13.26M | $2213 | -$8.66M |
| 2017-12-31 | $4110.00 | 4677 | $19.22M | $10.01M | $5249 | $9.22M |
| 2016-12-31 | $3660.00 | 1455 | $5.33M | $11.44M | $94567 | -$6.02M |
| Date | Stock Price | Shares Outstanding | Market Cap | Cash & Equivalents | Total Debt | Enterprise Value |
|---|---|---|---|---|---|---|
| 2026-03-31 | $2.54 | 4.24M | $10.77M | $8.35M | $1.53M | $3.95M |
| 2025-12-31 | $2.95 | 4.24M | $12.51M | $13.2M | $409.59K | -$278.07K |
| 2025-09-30 | $5.60 | 3.16M | $17.71M | $12.55M | $431.93K | $5.59M |
| 2025-06-30 | $7.11 | 1.61M | $11.44M | $11.04M | $453.51K | $851.04K |
| 2025-03-31 | $9.46 | 1.54M | $14.53M | $13.91M | $474.35K | $1.1M |
| 2024-12-31 | $8.97 | 1.4M | $12.53M | $23.29M | $494K | -$10.26M |
| 2024-09-30 | $64.20 | 1.31M | $84.18M | $34.26M | $512.75K | $50.43M |
| 2024-06-30 | $76.50 | 169K | $12.93M | $25.87M | $530.86K | -$12.41M |
| 2024-03-31 | $117.60 | 978.22K | $115.04M | $40.03M | $548.34K | $75.56M |
| 2023-12-31 | $83.10 | 647.37K | $53.8M | $9.56M | $552.98K | $44.78M |
| 2023-09-30 | $79.20 | 376.96K | $29.85M | $18.99M | $569.01K | $11.44M |
| 2023-06-30 | $58.50 | 375.37K | $21.96M | $5.15M | $584.5K | $17.39M |