Figures computed from official regulatory filings — .
Ownershipinsiders 0% · institutions 0.02%
In USD · as of Oct 5, 2026
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U.S. Stem Cell, Inc. engages in the research, development, and commercialization of stem cell and regenerative treatments in the United States and internationally. The company develops MyoCell, an autologous muscle stem cell therapy which is preparing for phase II/III clinical trials for the treatment of heart damage in heart failure patients; MyoCell SDF-1, an autologous cell therapy which completed the IND application for the treatment of chronic damage in the heart and enhancement of blood vessel formation; and AdipoCell, a clinical protocol and kit which is preparing for clinical trials for the treatment of chronic ischemic cardiomyopathy. It also offers regenerative medicine solutions to veterinarians; and training programs for physicians to perform bone marrow derived stem cell protocols. The company was formerly known as Bioheart, Inc. and changed its name to U.S. Stem Cell, Inc. in November 2015. U.S. Stem Cell, Inc. was incorporated in 1999 and is headquartered in Sunrise, Florida.
Market information source · Oct 5, 2026
Periods recorded in the consulted sources. These do not certify the legal dates of name changes.
SEC company identity · Oct 5, 2026
Open-market timeline · full history
62 buys62 sells— close pricebar = usd volume, √ scaleclick a period to filter the table
| Insider | Type | Value · USD | Signals | Details | |
|---|---|---|---|---|---|
| Knutson Gregory | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Knutson Gregory | Award | $250K | SEC |
| Knutson Gregory | AwardD (derivative) | $1.3T | Unusual size | SEC |
| Knutson Gregory | AwardD (derivative) | n/a (No price was disclosed in the filing) | SEC |
| Knutson Gregory | AwardD (derivative) | n/a (No price was disclosed in the filing) | SEC |
| Knutson Gregory | AwardD (derivative) | $1.3T | Unusual size | SEC |
| Knutson Gregory | Other | $14.5K | SEC |
| Knutson Gregory | Other | $9.4K | SEC |
| MURPHY WILLIAM P JRtrack record | Award | $225.6K | Unusual size | SEC |
| Knutson Gregory | AwardD (derivative) | $375.9B | SEC |
| Knutson Gregory | Other | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| TOMAS MIKE | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Borman Mark P | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Anderson Sheldon T. | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| TOMAS MIKE | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Knutson Gregory | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| MURPHY WILLIAM P JRtrack record | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| TOMAS MIKE | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Comella Kristin C | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| MURPHY WILLIAM P JRtrack record | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Anderson Sheldon T. | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Borman Mark P | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Knutson Gregory | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Borman Mark P | Other | $15.8K | SEC |
| Comella Kristin C | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |