Biotech Due Diligence › Metrics › Series B

Key Metrics for Biotech Startups at Series B Stage: Investor Benchmarks

These 4 metrics are what institutional investors evaluate when screening Biotech startups at the Series B stage. Each metric is accompanied by benchmark ranges sourced from our database of 2+ comparable company analyses.

Series B Stage Traction Expectation: 10+ enterprise logos. International customers or clear GTM plan. Partnerships with major platforms.
Metrics Expected at Series B: $3M–$15M ARR, 100%+ YoY growth, NRR >110%, Gross Margin >70%

01. Clinical Stage

IND Filed → Phase I → Phase II → Phase III → FDA Submission

Each stage transition is a major de-risking milestone

Series B context: At Series B stage ($20M–$60M), this metric is the primary evaluation criterion. 10+ enterprise logos. International customers or clear GTM plan. Partnerships with major platforms.

02. Target Patient Population

Rare disease: >200K US patients | Broad indication: millions

Rare disease (orphan) designation offers faster FDA path and market exclusivity

Series B context: At Series B stage ($20M–$60M), this metric is the primary evaluation criterion. 10+ enterprise logos. International customers or clear GTM plan. Partnerships with major platforms.

03. Preclinical Efficacy Data

In vivo (animal) studies with validated disease models

In vitro data alone is insufficient for investment decisions

Series B context: At Series B stage ($20M–$60M), this metric is a secondary signal. 10+ enterprise logos. International customers or clear GTM plan. Partnerships with major platforms.

04. IP Protection

Core composition-of-matter patents with >10 years of exclusivity

Patent expiry timeline determines commercial window

Series B context: At Series B stage ($20M–$60M), this metric is a secondary signal. 10+ enterprise logos. International customers or clear GTM plan. Partnerships with major platforms.

How DDR Benchmarks These Metrics

When you upload a Biotech startup pitch deck, DDR automatically:

  1. Extracts all Biotech metrics from every slide of the pitch deck
  2. Benchmarks each metric against 2 comparable Biotech companies
  3. Flags metrics outside healthy ranges as red flags with severity weighting
  4. Provides an overall verdict (INVEST / DIG DEEPER / PASS) with score 1–10
  5. Generates expected return scenarios based on Biotech exit data

Biotech Due Diligence — All Guides

AUTOMATE YOUR BIOTECH DUE DILIGENCE

Screen Any Biotech Startup in 5 Minutes

Upload a pitch deck PDF and DDR automatically runs this full due diligence framework — 13 OSINT sources, founder verification, all sector-specific red flags, comparable company analysis, and INVEST/PASS verdict.

GET YOUR FREE SCAN →
View sample report  ·  Pricing from $59

Due Diligence Guides by Sector

SaaSFintechAI & MLEdTechHealthTechCleanTechMarketplaceE-Commerce