Rxbio, Inc.
Small molecule radiation mitigator drugs (Rx100, RP1, RP2) that reduce radiation-induced gastrointestinal cell death and acute radiation syndrome
- Sector
- Biotech
- Headquarters
- Johnson City, TN
- Total capital
- $19.6M
- Federal grants
- $772K
- 3 awards · 2015–2020
- Rank in peer group#75 of 502
- Private capital raised
- None on recordNo Form D filings on SEC EDGAR. Some raises are not filed.
- Federal contracts
- $18.8M
- 4 awards · Veterans Affairs, Health and Human S
- Rank in Biotech#43 of 4373
- Granted patents
- 2
- 5 pending · first 2017
- Rank in peer group#41 of 502
Capital timeline
Latest events
- Federal grantHealth and Human S · Phase I · Targeted Therapies for the Treatment of GI-ARS Diarrhea$252K
- Federal contractHealth and Human S · Igf::ot::igf Ind-enabling Development Of RX100 As A Medical Countermeasure For Gastrointestinal Acute Radiation Syndrome.$4.6M
- Federal grantHealth and Human S · Phase I · The anti-diarrheal potential of a LPA analog Rx100$223K
- Federal grantHealth and Human S · Phase I · Development of Rx100 as Novel Medical Countermeasure for Acute Radiation Syndrome$297K
- Federal contractHealth and Human S · TAS::75 0849::TAS$195K
- Federal contractHealth and Human S · Rxbio RX100$14.1M
Node area is scaled to amount. Form D reports securities sold, which can differ from an announced round; filings are numbered in the order they were made.
1 record has no date or no amount, so it isn’t placed on the timeline.
Standing among 502 peers
Line = medianBiotech · Molecule
- Federal grants#75 · top 15%
- Granted patents#41 · top 8%
Cumulative measures favor older companies. Rankings describe position today, not outcome. Below the median, ranks show as a band rather than a number.
Founders and team
No founders are linked to this company yet.
Founders appear once a person is matched to the company through its own patents, grants or filings. We never infer people from social profiles.
Checked: USPTO inventors; federal award principal investigators; SEC Form D related persons · Oct 23, 2026
Claim this profile to add your teamWhat it has protected
USPTO · 2 granted of 7- GrantedImmunosuppressive Compounds And TherapeuticsUSPTOUS 10,369,133
- PendingCrystalline Salts Of (Z)-O-OCTADEC-9-EN-1-YL O,o-dihydrogen PhosphorothioateUSPTOApplication 15429972
- GrantedCrystalline Salts Of (Z)-O-OCTADEC-9-EN-1-YL O,o-dihydrogen PhosphorothioateUSPTOUS 9,567,288
Show all 7 patent records
- Immunosuppressive Compounds And TherapeuticsAug 6, 2019 · US 10,369,133Granted
- Crystalline Salts Of (Z)-O-OCTADEC-9-EN-1-YL O,o-dihydrogen PhosphorothioateAug 10, 2017 · Application 15429972Pending
- Crystalline Salts Of (Z)-O-OCTADEC-9-EN-1-YL O,o-dihydrogen PhosphorothioateFeb 14, 2017 · US 9,567,288Granted
- Lpa Receptor Agonists And AntagonistsApplication PCTUS2009035931Pending
- Crystalline Salts Of (Z)-O-OCTADEC-9-EN-1-YL O,o-dihydrogen PhosphorothioateApplication PCTUS2014070133Pending
- Immunosuppressive Compounds And TherapeuticsApplication PCTUS2014047845Pending
- Crystalline Salts Of (Z)-O-OCTADEC-9-EN-1-YL O,o-dihydrogen PhosphorothioateApplication 61921938Pending
Related companies, and why
- Chrysalis BioTherapeutics, Inc.Similar federal contract value in Biotech · $21.7M in contracts
- Mammoth BiosciencesSimilar federal contract value in Biotech · $20.8M in contracts
- Oxford Nanopore TechnologiesSimilar federal contract value in Biotech · $19.9M in contracts
- Arteriocyte, Inc.Similar federal contract value in Biotech · $18.7M in contracts
- PTC TherapeuticsSimilar federal contract value in Biotech · $18.6M in contracts
- TALPHERA, INC.Similar federal contract value in Biotech · $17M in contracts
Regulatory activity · Biotech
- New Animal Drugs; Approval of New Animal Drug Applications; Withdrawal of Approval of New Animal Drug Application; Change of SponsorFood and Drug Administration
- Medical Devices; General and Plastic Surgery Devices; Classification of the Skin Patch for Treatment of HyperhidrosisFood and Drug Administration
- Medical Devices; Anesthesiology Devices; Classification of the Monitor for Opioid Induced Impairment of OxygenationFood and Drug Administration
- Medical Devices; Orthopedic Devices; Classification of the Medial Knee Implanted Shock AbsorberFood and Drug Administration
- Medical Devices; Neurological Devices; Classification of the External Lower Extremity Nerve Stimulator for Restless Legs SyndromeFood and Drug Administration
- Medical Devices; General Hospital and Personal Use Devices; Classification of the Infant Supine Sleep SystemFood and Drug Administration
Rules are matched to sector, not to company. Recent activity in a sector is context rather than a signal about this business — until rules are matched to what a company actually builds, the section is shown as context and nothing more.
Sources
Federal grants from SBIR/STTR, NIH, NSF and DoD records. Federal contracts from USAspending.gov. Private capital from SEC Form D. Patents from USPTO. Publications from OpenAlex. Regulatory activity from the Federal Register. Press matched on company name.
How to read this page
Figures show associations in public records, not causes or predictions. Nothing here is investment advice. An em-dash means no record was found under this company's name, not that none exists.
Data freshness
SEC Form D filings through . SBIR and STTR awards through .