Upstream Bio Inc Dossier
Valuation
How Intrinsic Value compares with model outputs
Intrinsic Value Insufficient data for a value estimatebased on filings through 30 Jun 2026
Market Price $5.27Price as of 30 Sep 2026
Data confidenceNot applicable
Valuation methods vs. Market Price
$0$4$8$12$16$20
DCF
Insufficient data for this method
abstainedDNI
Loss-making, earnings methods not applicable
abstainedP/S
Not available
abstainedP/E
P/E from peer group, own multiple too volatile to anchor
n/aP/B
$10.82◇ $9.10
PEG
No own multiple history
abstained$0$4$8$12$16$20
Market Price ($5.27) Intrinsic Value peer-implied value
Company vs. peer median Members
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Assumptions
| Parameter | Value |
|---|---|
| Years 1–5: analyst growth pathFive-year total matches analyst consensus exactly. Year 1: 5.0% (near-term consensus, capped) · years 2–5: -3.9%/yr (balance of the path). | -2.2% per year |
Years 6–10: glide to demonstrated growthPer-year ratesYr 6-2.6%Yr 7-1.2%Yr 80.2%Yr 91.6%Yr 103.0% | -3.9% → 3.0% |
Years 11–20: glide to long-run ratePer-year ratesYr 113.0%Yr 123.0%Yr 133.0%Yr 143.0%Yr 153.0%Yr 163.0%Yr 173.0%Yr 183.0%Yr 193.0%Yr 203.0% | 3.0% → 3.0% |
| Beyond year 20: terminal growthPerpetual long-run rate | 3.0% |
| Discount rate (cost of equity) | 10.2% |
| Volatility vs market (adjusted beta) | 1.18 |
Valuation Detail Members
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Best value in each row is highlighted. Figures are periodic snapshots from the same filings used across each dossier; a dash means the figure is not available.