PLUS THERAPEUTICS, INC.
Targeted radiotherapeutic drugs delivering radiation directly to tumors via novel drug formulations
- Sector
- Biotech
- Headquarters
- AUSTIN, TX
- Latest Form D
- $3M, Sep 2026
- Total capital
- $41.4M
- Federal grants
- None on recordNo awards found in SBIR/STTR, NIH, NSF or DoD records.
- Private capital raised
- $7.6M
- 3 Form D · last Sep 2026
- 1 months since last filing
- Federal contracts
- $33.8M
- 1 award · Health and Human S
- Rank in Biotech#27 of 4373
- Granted patents
- 0
- 15 pending
Capital timeline
Latest events
- Private capital raisedForm D · SEC · 3rd filing$3M
- Private capital raisedForm D · SEC · 2nd filing$300K
- Federal contractHealth and Human S · Igf::ot::igf$33.8M
- Private capital raisedForm D · SEC · 1st filing$4.3M
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.
Founders and team
From SEC Form D filings- Andrew H. SimsExecutive OfficerNamed in SEC Form D filings
- An H. van Es-JohanssonDirectorNamed in SEC Form D filings
- Greg J. PetersenDirectorNamed in SEC Form D filings
- Howard H. ClowesDirectorNamed in SEC Form D filings
- Marc H. HedrickExecutive Officer, DirectorNamed in SEC Form D filings
- Richard J. HawkinsDirectorNamed in SEC Form D filings
Show all 7 people
- Robert J. LenkDirectorNamed in SEC Form D filings
What it has protected
USPTO · 0 granted of 15- PendingDevices And Methods Of Cell Capture And AnalysisUSPTOApplication 19546605
- PendingBiodegradable Alginate MicrospheresUSPTOApplication 18390264
- PendingCell Separation Using Microchannel Having Patterned PostsUSPTOApplication 18413881
Show all 15 patent records
- Devices And Methods Of Cell Capture And AnalysisJul 2, 2026 · Application 19546605Pending
- Biodegradable Alginate MicrospheresJun 20, 2024 · Application 18390264Pending
- Cell Separation Using Microchannel Having Patterned PostsMay 9, 2024 · Application 18413881Pending
- Pathogen Inactivating And Nucleic Acid Stabilization Media For Microorganism Collection And TransportJan 4, 2024 · Application 18252684Pending
- Devices And Methods Of Cell Capture And AnalysisDec 21, 2023 · Application 18334185Pending
- Liposomal Taxanes For Treatment Of SclcDec 17, 2020 · Application 16637468Pending
- Monitoring And Treatment Of Leptomeningeal MetastasesApplication PCTUS2025055763Pending
- Radiolabeled Liposomes And Methods Of Use For Treating Leptomeningeal MetastasesApplication PCTUS2023011564Pending
- Biodegradable Alginate MicrospheresApplication 63433889Pending
- Radiolabeled Liposomes And Methods Of Use For Treating Leptomeningeal MetastasesApplication 63333050Pending
- Radiolabeled Liposomes And Methods Of Use For Treating Leptomeningeal MetastasesApplication 63302953Pending
- Radiolabeled Liposomes And Methods Of Use ThereofApplication 63115519Pending
- Biodegradable Alginate MicrospheresApplication PCTUS2023085031Pending
- Liposomal Taxanes For Treatment Of SclcApplication PCTUS2018045339Pending
- Monitoring And Treatment Of Leptomeningeal MetastasesApplication 63723482Pending
Related companies, and why
- Argos TherapeuticsSimilar federal contract value in Biotech · $38.2M in contracts
- APTITUDE MEDICAL SYSTEMS INCSimilar federal contract value in Biotech · $36.5M in contracts
- AMGEN INCSimilar federal contract value in Biotech · $34.9M in contracts
- INTEGRAL MOLECULAR INCSimilar federal contract value in Biotech · $33.8M in contracts
- EvolvaSimilar federal contract value in Biotech · $30.3M in contracts
- HAWAII BIOTECH, INC.Similar federal contract value in Biotech · $27.6M 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 .