UPB — Upstream Bio, Inc.

Nasdaq · Health Care · Pharmaceuticals · CIK 2022626 ·
Last close
$6.10
Market Cap
$331.96M
52W High
$10.67
52W Low
$5.85
ADV30
592,267
Next earnings
2026-08-05
Upstream Bio, Inc., a clinical-stage biotechnology company, develops treatments for inflammatory diseases focusing on severe respiratory disorders. It offers verekitug, which is in Phase 2 trials for the treatment of severe asthma and chronic rhinosinusitis with nasal polyps and chronic obstructive pulmonary disease and in Phase I clinical trial for treating chronic obstructive pulmonary disease. The company was incorporated in 2021 and is headquartered in Waltham, Massachusetts.

Quarterly Fundamentals

Revenues vs Net Income (last 4 Q)

Assets vs Liabilities (last 4 Q)

PeriodRevenuesGrossProfit OpIncomeNetIncomeAssets CashLiabilities
Mar 2026 1,034,000 -43,615,000 -40,591,000 318,054,000 96,724,000 14,059,000
Dec 2025 668,000 -46,167,000 -42,459,000 353,772,000 101,578,000 14,001,000
Sep 2025 683,000 -37,834,000 -33,748,000 391,195,000 72,164,000 12,611,000
Jun 2025 937,000 -44,347,000 -39,966,000 420,521,000 45,458,000 11,778,000

Cashflow TTM (yfinance, fills SEC gap)

Operating CF
$-139,962,000
Investing CF
$162,301,000
Financing CF
$3,073,000
CapEx
$-303,000
Dividends Paid
Buybacks
EPS Diluted TTM
$-2.90
As of
2026-06-07

Balance + Analyst (yfinance extras)

Retained Earnings
$-374,814,000
Inventory
Receivables
$2,607,000
ST Investments
$197,855,000
EBIT TTM
$-171,963,000
Pretax Income TTM
$-156,764,000
Interest Exp TTM
Analysts
8

Yahoo Snapshot (yfinance, live)

Total Revenue
$3,322,000
EBITDA
$-171,768,992
Free Cash Flow
$-90,310,872
Enterprise Value
$38,496,916
Total Cash
$294,579,008
Total Debt
$1,114,000
Shares Out
54,419,986
Trailing EPS
$-2.90
Book Value
$6.26
ROE
-41.8%
ROA
-27.8%
Div Yield

Annual Trend (SEC EDGAR, last 4y)

Revenues vs Net Income (last 4y)

FY endRevenuesOpIncome NetIncomeAssetsLiabilities EquityOCF
Dec 2025 2,854,000 -160,361,000 -143,443,000 353,772,000 14,001,000 -133,275,000
Dec 2024 2,370,000 -77,764,000 -62,806,000 481,719,000 11,867,000 -59,172,000
Dec 2023 2,380,000 -40,114,000 -20,537,000 117,198,000 240,324,000 -37,926,000
Dec 2022 1,212,000 -23,909,000 -23,868,000 18,478,000 124,633,000 -19,021,000

TTM Snapshot

Revenues TTM
NetIncome TTM
OpCashFlow TTM
Assets (Latest)
Forward EPS
$-2.89

Max Pain — expiry 2026-08-21 (volume-derived — Yahoo OI feed degraded)

max pain strike: $5.00 · spot: $6.10 · call volume: 140 · put volume: 5
Expected Move to 2026-08-21: ±$4.60 (75.41%) — implied range $1.50$10.70 · ATM straddle on $5.00 strike

Peers — same industry

TickerNameMarket CapLastDaily %
IRD Opus Genetics, Inc. $333.57M $4.04
NWBO NORTHWEST BIOTHERAPEUTICS INC $328.67M $0.20
SCYX SCYNEXIS INC $336.04M $4.23
CATX Perspective Therapeutics, Inc. $336.44M $2.95
AMRN AMARIN CORP PLC\UK $319.57M $15.24

News headlines (Yahoo Finance, 1h cache)

Upstream Bio Presents New Responder Analyses Demonstrating Clinically Meaningful Improvements in CRSwNP in Significant Majority of Participants Treated with Verekitug in the Phase 2 VIBRANT Trial at E
2026-06-14 14:00 · Yahoo
Upstream Bio to Showcase Additional Efficacy Data from the Phase 2 VIBRANT Trial of Verekitug in CRSwNP in Oral Session at EAACI 2026
2026-06-08 11:00 · Yahoo
Upstream Bio to Present at the Goldman Sachs 47th Annual Global Healthcare Conference
2026-06-03 11:00 · Yahoo
Upstream Bio Presents New Data from Phase 2 VIBRANT Trial of Verekitug Demonstrating Improvement in Asthma Symptom Control in Participants with CRSwNP and Comorbid Asthma at the ATS 2026 International
2026-05-18 15:30 · Yahoo
Upstream Bio, Inc. (UPB) Reports Q1 Loss, Beats Revenue Estimates
2026-05-13 12:20 · Yahoo
Upstream Bio Reports First Quarter 2026 Financial Results and Recent Business Highlights
2026-05-13 11:00 · Yahoo
Upstream Bio to Present New Data from Phase 2 VIBRANT Trial of Verekitug at the ATS 2026 International Conference
2026-04-17 11:00 · Yahoo
Wix downgraded, TripAdvisor upgraded: Wall Street's top analyst calls
2026-03-27 13:46 · Yahoo
Here Are Friday’s Top Wall Street Analyst Research Calls: Brown-Forman, Chord Energy, Emerson Electric, FuboTV, Genmab, Honeywell, Knight-Swift, Wix.Com, and More
2026-03-27 12:04 · Yahoo
Upstream Bio Highlights Phase 3 Development Strategy for Verekitug and Reports Fourth Quarter and Full Year 2025 Financial Results
2026-03-26 11:00 · Yahoo

Recent Insider Activity

No insider activity indexed for this ticker.