Akouos
Cochlear drug delivery system that infuses therapeutic molecules directly to sensory cells via the round window membrane
- Sector
- Medtech
- Headquarters
- Boston, MA
- Founded
- 2016
- Latest Form D
- $105M, Mar 2020
- Total capital
- $138M
- Federal grants
- $447K
- 2 awards · 2017
- Rank in peer group#431 of 542
- Private capital raised
- $138M
- 3 Form D · last Mar 2020
- 80 months since last filing
- Federal contracts
- None on recordNo federal contract awards found.
- Granted patents
- 15
- 25 pending · first 2022
- Rank in peer group#12 of 542
Capital timeline
Latest events
- Private capital raisedForm D · SEC · 3rd filing$105M
- Private capital raisedForm D · SEC · 2nd filing$25.1M
- Private capital raisedForm D · SEC · 1st filing$7.6M
- Federal grantHealth and Human S · Phase I · Minimally Invasive Delivery System for Treatment of Inner Ear Disorders$224K
- Federal grantHealth and Human S · Phase I · Minimally Invasive Delivery System for Treatment of Inner Ear Disorders$224K
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.
Federal first
7months
from Akouos’s first federal award to its first private round.
- First federal award · Apr 2017
- Health and Human S · $224K
- First Form D · Nov 2017
- $7.6M · 1st Form D
- Awards before first raise
- 2 awards
An association in public records, not a cause or a prediction.
Standing among 542 peers
Line = medianMedtech · Device
- Federal grantsBelow median
- Granted patents#12 · top 2%
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
Researcher links verified by same-company patents and grants- Emmanuel SimonsResearcherExecutive Officer, DirectorLinked by $224K in grants as PI
- Aninda KatragaddaExecutive OfficerNamed in SEC Form D filings
- Arthur TzianabosDirectorNamed in SEC Form D filings
- Chris SmithDirectorNamed in SEC Form D filings
- Ed MathersDirectorNamed in SEC Form D filings
- Heather PrestonDirectorNamed in SEC Form D filings
Show all 9 people
- Karoline ShairExecutive OfficerNamed in SEC Form D filings
- Kush ParmarDirectorNamed in SEC Form D filings
- Vicki SatoDirectorNamed in SEC Form D filings
What it has protected
USPTO · 15 granted of 40- GrantedMethods Of Treating Hearing Loss Using A Secreted Target ProteinUSPTOUS 12,703,874
- PendingCompositions And Methods For Treating Non-age-associated Hearing Impairment In A Human SubjectUSPTOApplication 19287402
- GrantedCompositions And Methods For Treating Non-age-associated Hearing Impairment In A Human SubjectUSPTOUS 12,673,116
Show all 40 patent records
- Methods Of Treating Hearing Loss Using A Secreted Target ProteinAug 11, 2026 · US 12,703,874Granted
- Compositions And Methods For Treating Non-age-associated Hearing Impairment In A Human SubjectJul 16, 2026 · Application 19287402Pending
- Compositions And Methods For Treating Non-age-associated Hearing Impairment In A Human SubjectJul 7, 2026 · US 12,673,116Granted
- Anti-vegf Antibody Constructs And Related Methods For Treating Vestibular Schwannoma Associated SymptomsJun 25, 2026 · Application 19254653Pending
- Compositions And Methods For Treating Non-age-associated Hearing Impairment In A Human SubjectJan 22, 2026 · Application 18866969Pending
- Methods Of Treating Non-syndromic Sensorineural Hearing LossJan 1, 2026 · Application 19015387Pending
- Gene Therapy Delivery Compositions And Methods For Treating Hearing LossNov 6, 2025 · Application 18560064Pending
- Compositions And Methods For Treating Non-age-associated Hearing Impairment In A Human SubjectOct 9, 2025 · Application 19098662Pending
- Compositions And Methods For Treating Non-age-associated Hearing Impairment In A Human SubjectSep 25, 2025 · Application 19061723Pending
- Compositions And Methods For Treating KCNQ4-ASSOCIATED Hearing LossSep 18, 2025 · Application 18696131Pending
- Aav-mediated Delivery Of Therapeutic Antibodies To The Inner EarAug 21, 2025 · Application 19034863Pending
- Anti-vegf Antibody ConstructsJul 22, 2025 · US 12,365,726Granted
- Gene Therapy Delivery Compositions And Methods For Treating Hearing LossJul 10, 2025 · Application 18697425Pending
- Anti-vegf Antibody Constructs And Related Methods For Treating Vestibular Schwannoma Associated SymptomsJul 10, 2025 · Application 19095919Pending
- Anti-vegf Antibody Constructs And Related Methods For Treating Vestibular Schwannoma Associated SymptomsJul 10, 2025 · Application 19095986Pending
- Compositions And Methods For Treating Non-age-associated Hearing Impairment In A Human SubjectMay 20, 2025 · US 12,305,191Granted
- Anti-vegf Antibody Constructs And Related Methods For Treating Vestibular Schwannoma Associated SymptomsMay 1, 2025 · Application 18834848Pending
- Aav-mediated Delivery Of Therapeutic Antibodies To The Inner EarApr 15, 2025 · US 12,275,960Granted
- Compositions And Methods For Treating Non-age-associated Hearing Impairment In A Human SubjectApr 1, 2025 · US 12,264,317Granted
- Methods Of Treating Non-syndromic Sensorineural Hearing LossFeb 18, 2025 · US 12,226,493Granted
- Use Of Adeno-associated Viral Vectors To Correct Gene Defects/ Express Proteins In Hair Cells And Supporting Cells In The Inner EarFeb 6, 2025 · Application 18806641Pending
- Aav-mediated Delivery Of Antibodies To The Inner EarSep 3, 2024 · US 12,077,783Granted
- Compositions And Methods For Treating Non-age-associated Hearing Impairment In A Human SubjectSep 3, 2024 · US 12,077,773Granted
- Compositions And Methods For Treating Non-age-associated Hearing Impairment In A Human SubjectAug 27, 2024 · US 12,071,627Granted
- Cell Specific Gene Therapy Delivery Compositions And Methods For Treating Hearing LossAug 1, 2024 · Application 18314661Pending
- Compositions And Methods For Treating Non-age-associated Hearing Impairment In A Human SubjectMay 28, 2024 · US 11,993,777Granted
- Cell Specific Gene Therapy Delivery Compositions And Methods For Treating Hearing LossMay 23, 2024 · Application 18314671Pending
- Compositions And Methods For Treating CLRN1-ASSOCIATED Hearing Loss And/or Vision LossMay 2, 2024 · Application 18269307Pending
- Compositions And Methods For Treating Non-age-associated Hearing Impairment In A Human SubjectNov 7, 2023 · US 11,807,867Granted
- Compositions And Methods For Treating Non-age-associated Hearing Impairment In A Human SubjectOct 10, 2023 · US 11,781,145Granted
- Aav-mediated Delivery Of Therapeutic Antibodies To The Inner EarJul 11, 2023 · US 11,697,801Granted
- Compositions And Methods For Treating KCNQ4-ASSOCIATED Hearing LossJul 6, 2023 · Application 17923636Pending
- Devices, Systems, And Methods For Delivering Fluid To The Inner EarJun 29, 2023 · Application 17923333Pending
- Compositions And Methods For Treating GJB2-ASSOCIATED Hearing LossJun 15, 2023 · Application 17998486Pending
- Use Of Adeno-associated Viral Vectors To Correct Gene Defects/ Express Proteins In Hair Cells And Supporting Cells In The Inner EarFeb 23, 2023 · Application 17291931Pending
- Compositions And Methods Of Inducing Differentiation Of A Hair CellDec 15, 2022 · Application 17291906Pending
- Compositions And Methods For Treating Non-age-associated Hearing Impairment In A Human SubjectDec 13, 2022 · US 11,525,139Granted
- Methods Of Treating CLRN1-ASSOCIATED Hearing Loss And/or Vision LossSep 9, 2021 · Application 17253658Pending
- Aav-mediated Delivery Of Therapeutic Antibodies To The Inner EarMar 11, 2021 · Application 16955715Pending
- Compositions And Methods For Treating Non-age-associated Hearing Impairment In A Human SubjectDec 17, 2020 · Application 16971922Pending
Related companies, and why
- DAHLIA BIOSCIENCES, INC.Similar federal contract value in Medtech · null in contracts
- Eargo, Inc.Similar federal contract value in Medtech · null in contracts
- Supira MedicalSimilar federal contract value in Medtech · null in contracts
- Centinel Spine, LLCSimilar federal contract value in Medtech · null in contracts
- BIODETECTION INSTRUMENTS, INC.Similar federal contract value in Medtech · null in contracts
- BRAINBOX SOLUTIONS, INC.Similar federal contract value in Medtech · null in contracts
Regulatory activity · Medtech
- 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 .