Figures computed from official regulatory filings — .
Analystconsensus 3/5 · 0 buy · 1 hold · 0 sell
Ownershipinsiders 0% · institutions 0% · short 0.6% of float
In USD · as of Oct 19, 2026
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Biocept, Inc., a molecular oncology diagnostics company, develops and commercializes proprietary clinical diagnostic laboratory assays designed to identify rare tumor cells and cell-free tumor DNA from blood and cerebrospinal fluid, or CSF in the United States. Its cancer assays provide information to healthcare providers to identify oncogenic alterations that qualify a subset of cancer patients for targeted therapy at diagnosis, progression, and monitoring to identify resistance mechanisms. The company offers assays for solid tumor indications, such as breast cancer, non-small cell lung cancer (NSCLC), gastric cancer, colorectal cancer, prostate cancer, pancreaticobiliary cancer, and ovarian cancer. It also provides cerebrospinal fluid tumor cell and ctDNA and ctRNA testing services to medical oncologists, neuro-oncologists, surgical oncologists, radiation oncologists, urologists, pulmonologists, pathologists, and other physicians; and clinical trial and research services to pharmaceutical companies, biopharmaceutical companies and clinical research organizations. The company has a collaboration with CLEARED4 to develop a system for tracking and managing COVID-19 testing requirements and test results for its customers; and with Protean BioDiagnostics, Inc. to research the ability of its Target Selector molecular assay to determine EGFR status in NSCLC patients. Biocept, Inc. was incorporated in 1997 and is headquartered in San Diego, California. On October 13, 2023, Biocept, Inc. filed a voluntary petition for liquidation under Chapter 7 in the U.S. Bankruptcy Court for the District of Delaware.
Market information source · Oct 19, 2026
SEC company identity · Oct 19, 2026
Open-market timeline · full history
27 buys6 sells— close pricebar = usd volume, √ scaleclick a period to filter the table
| Insider | Type | Value · USD | Signals | Details |
|---|---|---|---|---|
| DAO-HADDOCK QUYEN THI | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| ROYSTON IVORtrack record | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Wilson Margaret Fayetrack record | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Gerhardt Brucetrack record | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Rubinstein Linda M | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Chandler Marsha Alpert | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Marchand Philippe | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Taylor Darrell | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Taylor Darrell | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Riccitelli Samuel D | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Morales Antonino | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| HALE DAVID Ftrack record | Sell | $44.8 | SEC |
| HALE DAVID Ftrack record | Sell | $1.5K | SEC |
| HALE DAVID Ftrack record | Sell | $289 | SEC |
| Nall Michael W. | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Nall Michael W. | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| DUGAN MICHAEL C | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| TERRY MICHAEL J | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Kennedy Timothy | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Rubinstein Linda M | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Riccitelli Samuel D | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| HALE DAVID Ftrack record | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| ROYSTON IVORtrack record | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Chandler Marsha Alpert | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Gerhardt Brucetrack record | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |