ZEBRA BIOLOGICS INC

Concord, MA · Founded 2013 · Biotech · Private

Relaxin-IgG fusion protein (H2-PiP) using Protein-in-Protein antibody technology for extended half-life RXFP1 agonist therapy

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Updated · zebrabiologics.com

Sector
Biotech
Headquarters
Concord, MA
Founded
2013
Latest Form D
$3M, Dec 2015
Total capital
$13.3M
Federal grants
$1.3M
5 awards · 2019–2021
Rank in peer group#232 of 502
Private capital raised
$12M
3 Form D · last Dec 2015
131 months since last filing
Federal contracts
None on recordNo federal contract awards found.
Granted patents
1
1 pending · first 2021
Rank in peer group#57 of 502

Capital timeline

20132015201720192021FEDERAL ↑EQUITY ↓Cumulative $13.3M$304K$211K$211K$309K$309K2nd Form D$9M3rd Form D$3M
20132015201720192021FEDERAL ↑EQUITY ↓Cumulative $13.3M$304K$309K$309K3rd Form D$3M

Latest events

  • Federal grantHealth and Human S · Phase I · Engineering a long-acting relaxin agonist to treat liver fibrosis$309K
  • Federal grantHealth and Human S · Phase I · Engineering a long-acting relaxin agonist to treat liver fibrosis$309K
  • Federal grantHealth and Human S · Phase I · Treatment of diabetic retinopathy with TrkB agonist antibodies$211K
  • Federal grantHealth and Human S · Phase I · Treatment of diabetic retinopathy with TrkB agonist antibodies$211K
  • Federal grantHealth and Human S · Phase I · Discovery of TrkC agonist antibodies for hearing loss$304K
  • Private capital raisedForm D · SEC · 3rd filing$3M
  • Private capital raisedForm D · SEC · 2nd filing$9M
  • Private capital raisedForm D · SEC · 1st filing$450

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.

Standing among 502 peers

Line = median

Biotech · Molecule

  • Federal grants#232 · top 46%
  • Granted patents#57 · top 11%

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
  • Richard A. LernerResearcherDirectorLinked by 1 patent
  • Ronald M. LindsayResearcherExecutive Officer, DirectorLinked by $309K in grants as PI
  • Feng A. GaoDirectorNamed in SEC Form D filings
  • Phillip M. FrostDirectorNamed in SEC Form D filings

What it has protected

USPTO · 1 granted of 2
  • AGEX THERAPEUTICS INCSimilar federal contract value in Biotech · null in contracts
  • THIRD ELEMENT BIO INC.Similar federal contract value in Biotech · null in contracts
  • FLUGEN, INC.Similar federal contract value in Biotech · null in contracts
  • CAPRICOR, INC.Similar federal contract value in Biotech · null in contracts
  • ONCOTRAP INCSimilar federal contract value in Biotech · null in contracts
  • PolyCore Therapeutics LLC.Similar federal contract value in Biotech · null in contracts

Regulatory activity · Biotech

Sector-level, not company-level

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 .