Upstream Bio Inc. (UPB) 12-Month Stock Forecast & Price Target Cone

$3.41 +4.28% NASDAQ • Live Quote vs Prior Daily Close (Synced Snapshot) EXT / AFTER-HRS: $3.43

Upstream Bio Inc. (UPB) carries a Roarable Rating of D- (Sell) with 42/100 RQD Confidence due to weak cash-flow efficiency and sensitivity to current interest rates. Wait for business cash flow and institutional buying to improve before committing fresh capital.

ROARABLE D- • SELL / AVOID Cap $179.1M
📤 Share Live RQD Speedometer Card: 𝕏 Post Reddit StockTwits ⬇ Live SVG Card
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🤖 Mara Quenwick • AI Quant Lead (Click for Instant Brief) Is UPB stock a Buy, Hold, or Sell right now according to Roarable's RQD model?
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As of 2026-11-02, Upstream Bio Inc. (NASDAQ: UPB) is rated D- (Sell / SELL) by Roarable's 5-pillar RQD engine with a composite confidence score of 42/100 at a spot price of $3.41 (+4.28% 1D, market cap $179.1M). Pillar breakdown: Fundamental Cash Engine 8/20, Institutional 13F & Options Flow 12/20, Executive Insider Alignment 8/20, FRED Macro Regime Fit 11/20, and SEC Balance-Sheet Forensics 3/20. Across 1016 tracked Health Care issuers, UPB ranks #475 in composite RQD confidence.

✓ Pre-computed one-to-many AI Quant brief
🤖 Ellis Vennor • AI Peer & Flow Quant (Click for Instant Brief) How does UPB compare to SION and ADAG in the Health Care sector?
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Within the Health Care sector (Biotechnology: Pharmaceutical Preparations), UPB carries a Roarable D- (42/100 RQD), trailing P/E of N/A, gross margin of —, and ROIC of -35.0%. By comparison, SION (Sionna Therapeutics Inc.) holds a D- grade (38/100 RQD, P/E N/A, ROIC -28.3%, cap $180.8M) and ADAG (Adagene Inc.) posts a E grade (30/100 RQD, P/E N/A, ROIC -35.0%, cap $177.0M). Among the 5-stock peer group, UPB leads on earnings multiple (N/A) while ORMP leads on capital efficiency (-7.8% ROIC).

✓ Pre-computed one-to-many AI Quant brief
🤖 Gideon Ashmere • AI SEC 10-K Forensics (Click for Instant Brief) What are the biggest fundamental strengths and SEC risk factors for UPB?
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Per UPB's SEC EDGAR XBRL 10-K filing (FY2025, filed 2025-12-31, CIK 0002022626), Upstream Bio Inc. generated $2.9M in revenue (+20.4% YoY), -$143.4M in net income, and -$133.4M in free cash flow against $353.8M in total assets and $0 in total debt. Key quantitative strengths: Established market leader in Health Care with deep daily trading liquidity.. Primary risk factors monitored: Company executives have done more routine share selling than personal cash buying lately.. Institutional options positioning shows a 50% call / 50% put premium split.

✓ Pre-computed one-to-many AI Quant brief
🤖 AI Quant Disclosure: Roarable Analysts are proprietary AI Quant Specialists — not human financial advisors. Pre-computed one-to-many briefings above are free; interactive 1-on-1 Q&A, custom AI sifting/indicator alerts, and personal ChatGPT/Claude MCP connections require a $9.95/mo Pro account (currently waitlist-only).
INTERACTIVE SCENARIO DECK:
🛡️ Portfolio Crash X-Ray
EXT / AFTER-HRS: $3.43 (+0.58%)🧬 Dilution Drag (+1.28% YoY Shares)⚙️ Cash Engine: 8/20 (D-) • 0% FCF Margin
Verify 90D Bucket Audit →
📊 Historical Track Record Warning: Scores below 50 (42/100 · D-) historically underperformed SPY in 71% of rolling 90-day windows (-7.0% avg 90D alpha vs SPY • 29.0% hit rate).
Audit Bucket Track Record →
RQD QUANT TACHOMETERSELL / AVOID • D-
025507510042
3-of-3 JEV AI Jury Bearish Warning
Cash
SEC
Whale

Impersonal quantitative research (0–100 RQD rubric) — not individualized investment advice. Past performance does not guarantee future results. Full Disclaimer

5-PILLAR SNOWFLAKE RADARRw D- · Rk D
Cash (8)Whales (12)SEC (8)Macro (11)CEO (3)
Each axis scored 0–20
12M PRICE TARGET CONE-7.3% Base Target
$35 Bull$3 Base$2 Bear
📬 FREE UPB RATING-CHANGE & BRIEFING ALERTSManage / Unsubscribe
WHALE OPTIONS SNAPSHOT: — (No Active Options Snapshot on file for UPB)Realized 20D OHLCV Swing Band: ±12.5%
Deterministic 5-Pillar Attribution (42/100 Composite)
🔍 WHY UPB SCORES 42/100 (D-) — TOP 3 DRIVERS2 Bullish Pillars + #1 Risk Drag
▲ #1 Bullish Driver: Whale & Options Positioning+12/20 pts (29% of score)

20D Institutional Volume Accumulation (±12.5% realized swing band)

▲ #2 Bullish Driver: Macro Regime Fit+11/20 pts (26% of score)

FRED Regime × Technicals: 2% of 52W Range • RSI-14 at 40.6 (NEUTRAL RANGE)

▼ #1 Drag / Risk Factor: Insider Conviction & Share Dilution4/20 pts (-16 pt drag)

Dilution Drag (+1.28% YoY Shares) & executive Form 4 sales trim 16 pts from alignment

📈 PAST 4 QUARTERS RQD vs SUBSEQUENT RETURNQ1 → Q2 → Q3 → Current
Q1 (-3Q)
50
Grade C-$4.70-41.3% Next Q
Q2 (-2Q)
47
Grade D$2.76-0.7% Next Q
Q3 (-1Q)
45
Grade D$2.74+24.5% Next Q
Current
42
Grade D-$3.41-7% Hist 90D α
Trajectory: C- (50) → D- (42)Full Audit →
⚔️ ADVERSARIAL OPPOSING CASE & FORENSIC KILL-SWITCH (WHY THE BULL/BEAR THESIS COULD FAIL)CONTRARIAN TURNAROUND & SHORT-SQUEEZE DOSSIER

⚔️ Adversarial Opposing Case: What Could Spark a UPB Turnaround Squeeze

Gideon Ashmere Forensic Desk →

While UPB currently carries a cautious 42/100 (D-) rating due to Insider Conviction & Share Dilution (4/20), shorts face asymmetric squeeze risk if free cash flow inflects or management executes accretive buybacks.

🚀 Contrarian Squeeze Trigger #1

Established market leader in Health Care with deep daily trading liquidity.

🚀 Contrarian Squeeze Trigger #2

Options & Short-Covering Gamma: Reclaiming the 50-day SMA ($4.93) and Max Pain ($3.58) forces dealer call-delta covering toward $35.36.

🚀 Contrarian Squeeze Trigger #3

Forensic Repair Trigger: Halting share dilution (Dilution Drag (+1.28% YoY Shares)) or retiring high-cost debt immediately upgrades the SEC 10-K Forensic pillar.

🎲 LIVE PREDICTION MARKET ODDS TIED TO $UPB• $2.4M Crowd Pool • Kalshi / Polymarket Composite
Contract: “UPB Beats Next Quarter EPS Consensus (Dec 30, 2026) & Holds Above 200D SMA”
INTERACTIVE 12-MONTH POSITION SIMULATOR

Drag to Test Your UPB Position Size: $10,000

Shares at $3.41: 2932.6 sh
$1,000$10,000$25,000$50,000$100,000
12M Bear Case FloorTarget $2.46
$7,214
$-2,786 (-27.9%)
12M Consensus BaseTarget $3.16
$9,267
$-733 (-7.3%)
12M Bull Case BreakoutTarget $35.36
$103,695
+$93,695 (+937.0%)

Wall Street Analyst Breakdown & Historical Accuracy Audit (35 Desks)

Street Historical Accuracy: 64/100
● Strong Buy / Buy: 17● Hold: 9● Sell: 9
Wall Street FirmStance12M Target1Y AccuracyTrack Grade
Morgan StanleyInstitutional Equity DeskHOLD$374%A
Goldman SachsSector Coverage LeadUNDERPERFORM$3369%B
JP MorganUS Large-Cap ResearchSELL$358%C
ON-DEMAND RQD QUANT WORKSHOP • SPONSORED / PARTNER SPOTLIGHTHosted by Perry Belcher & Roarable Forensic Quant Desk

Red-Light Warning Desk: Spotting SEC Cash-Flow & Dilution Risks Before Downgrades (Featuring UPB)

  • ✓Walkthrough of UPB's RQD Radar, SEC cash-conversion gap & downside invalidation levels
  • ✓3 asymmetric Bear/Hedge frameworks when 10-year Treasury yields stay elevated
  • ✓Includes nightly RQD rating-change & forensic signal email alerts on your tracked stocks
RQD INSIDER CLUB WAITLIST$49/YR PLANNED
Want Custom AI PineScript / Python Indicators & Priority Rating-Change Alerts?
UPB // CANDLESTICK & AUTO-TRENDLINE WORKSTATION6M: -62.85%▼ DESCENDING CHANNEL
2026-10-30O $3.26H $3.42L $3.15C $3.41VOL 946.1K
RES: $5.98SUP: $2.58SMA50: $4.93SMA200: $9.27
$20.01$15.32$10.62$5.92$1.22RES $5.98SUP $2.58$3.412026-04-302026-06-152026-07-312026-09-162026-10-30
PRIMARY-SOURCE FORENSICS, SECOND-ORDER LINKS & AI ANALYST DESK

UPB Dilution Monitor, Expectations Hurdle, Butterfly Connections & Policy Exposure

Share Count & Dilution Monitor (#25)

Multi-year comparable XBRL diluted share count not disclosed (ETF or recent listing).

Reverse-DCF Expectations Hurdle (#30)
8.0%/yr Implied 5Y Growth

vs. +20.4% actual YoY revenue growth (assuming 9.25% cost of equity & 16.5x terminal multiple).

Ellis Vennor Setup Ledger (#33)

No active Ellis Vennor swing setup published on UPB today. View full Setup Ledger →

🦋 Documented & Second-Order Butterfly Connections Open Graph →

No direct multi-tier Butterfly edges indexed yet for UPB. Explore sector supply chains on /butterfly.

AI Analyst Theses, Washington Policy & Company Video
🎬 No recent verified company-specific video clip queued for UPB today (we never pad ticker pages with unrelated generic clips). Browse Macro Video Desk →
DETERMINISTIC MULTI-FACTOR EQUITY AUDIT • SEC EDGAR XBRL × RQD PEER BENCHMARK

📊 Quantitative Sector Peer Comparison, SEC Filing Delta & Investment FAQ (UPB)

Health Care Rank #475 of 1016 ⚔️ SION vs UPB Full Matrix →

1. Head-to-Head Health Care Peer Comparison (UPB vs. SION, ADAG, ANTX, ORMP)

Industry: Biotechnology: Pharmaceutical Preparations (489 Tracked Issuers)

Across 1016 tracked Health Care securities in the Roarable RQD universe, Upstream Bio Inc. (UPB) ranks #475 by composite RQD confidence (42/100, grade D-) and #590 by equity capitalization ($179.1M). Within this direct 5-issuer industry benchmark cohort, UPB leads on earnings valuation at N/A trailing P/E, while ORMP leads on capital efficiency and profitability with -7.8% ROIC and 0.7% gross margin. ANTX currently holds the highest overall quantitative score in the immediate peer group at 46/100 (D) compared with UPB at 42/100 (D-).

Ticker / Company Roarable Grade RQD Score Trailing P/E Gross Margin ROIC 1D Change Market Cap Head-to-Head
UPB ACTIVE
Upstream Bio Inc.
D- 42/100 — — -35.0% +4.28% $179.1M Benchmark Subject
SION
Sionna Therapeutics Inc.
D- 38/100 — — -28.3% -3.25% $180.8M /sion-vs-upb →
ADAG
Adagene Inc.
E 30/100 — — -35.0% -6.34% $177.0M /adag-vs-upb →
ANTX
AN2 Therapeutics Inc.
D 46/100 — — -35.0% -3.41% $177.0M /antx-vs-upb →
ORMP
Oramed Pharmaceuticals Inc.
D- 41/100 — 0.7% -7.8% -2.84% $176.0M /ormp-vs-upb →

2. Multi-Year SEC XBRL Revenue, Cash Flow & Balance-Sheet Trajectory (FY2023–FY2025)

SEC EDGAR 10-K • FILED 2025-12-31 • CIK 0002022626

In its most recent audited fiscal period (FY2025, filed 2025-12-31), Upstream Bio Inc. (UPB) reported GAAP revenue of $2.9M (+20.4% vs. FY2024 revenue of $2.4M , and +19.9% cumulative change since FY2023) , GAAP net income of -$143.4M, operating cash flow of -$133.3M, and free cash flow of -$133.4M (-123.6% YoY). On the balance sheet, UPB closed FY2025 with $353.8M in total assets against $0 in total debt (Altman Z-Score: 6.01, Piotroski F-Score: 3/9).

Fiscal Period Filing Date Revenue Net Income Operating Cash Flow Free Cash Flow Total Assets Total Debt
FY2025 (FY) 2025-12-31 $2.9M -$143.4M -$133.3M -$133.4M $353.8M —
FY2024 (FY) 2024-12-31 $2.4M -$62.8M -$59.2M -$59.7M $481.7M —
FY2023 (FY) 2023-12-31 $2.4M -$20.5M -$37.9M -$37.9M — —

3. UPB Data-Verified Investor FAQ (RQD Rating, Sector Peers, SEC Forensics & Technicals)

✓ SCHEMA.ORG FAQPAGE JSON-LD ENABLED

Is UPB stock a Buy, Hold, or Sell right now according to Roarable's RQD model?

As of 2026-11-02, Upstream Bio Inc. (NASDAQ: UPB) is rated D- (Sell / SELL) by Roarable's 5-pillar RQD engine with a composite confidence score of 42/100 at a spot price of $3.41 (+4.28% 1D, market cap $179.1M). Pillar breakdown: Fundamental Cash Engine 8/20, Institutional 13F & Options Flow 12/20, Executive Insider Alignment 8/20, FRED Macro Regime Fit 11/20, and SEC Balance-Sheet Forensics 3/20. Across 1016 tracked Health Care issuers, UPB ranks #475 in composite RQD confidence.

How does UPB compare to SION and ADAG in the Health Care sector?

Within the Health Care sector (Biotechnology: Pharmaceutical Preparations), UPB carries a Roarable D- (42/100 RQD), trailing P/E of N/A, gross margin of —, and ROIC of -35.0%. By comparison, SION (Sionna Therapeutics Inc.) holds a D- grade (38/100 RQD, P/E N/A, ROIC -28.3%, cap $180.8M) and ADAG (Adagene Inc.) posts a E grade (30/100 RQD, P/E N/A, ROIC -35.0%, cap $177.0M). Among the 5-stock peer group, UPB leads on earnings multiple (N/A) while ORMP leads on capital efficiency (-7.8% ROIC).

What are the biggest fundamental strengths and SEC risk factors for UPB?

Per UPB's SEC EDGAR XBRL 10-K filing (FY2025, filed 2025-12-31, CIK 0002022626), Upstream Bio Inc. generated $2.9M in revenue (+20.4% YoY), -$143.4M in net income, and -$133.4M in free cash flow against $353.8M in total assets and $0 in total debt. Key quantitative strengths: Established market leader in Health Care with deep daily trading liquidity.. Primary risk factors monitored: Company executives have done more routine share selling than personal cash buying lately.. Institutional options positioning shows a 50% call / 50% put premium split.

Where is UPB trading relative to its 50-day, 200-day, and 52-week technical levels?

UPB last traded at $3.41 (+4.28% on volume of 946,131 shares), positioning the stock -30.83% below its 50-day simple moving average ($4.93) and -63.21% below its 200-day simple moving average ($9.27). Across its 52-week range of $2.68 to $33.68, UPB sits at the 2.4% percentile with a 14-day RSI of 40.6 (NEUTRAL RANGE) and an implied next-earnings move of ±12.5% ($2.98 to $3.84).

UPB Investor FAQ & Complete 8-Part Research Index

100% OPEN ACCESS • SEC EDGAR × CBOE × FRED

What is UPB's 12-month stock price target?

Upstream Bio Inc. (UPB) carries a 12-month consensus base price target of $3.16 (-7.3% from $3.41), with a bull-case target of $35.36 and a bear-case floor of $2.46.

Is UPB stock a Buy, Hold, or Sell right now?

Roarable's 5-Pillar RQD Quant Engine rates UPB D- (Sell — SELL) with an RQD Confidence score of 42/100.

ROARABLE RATING BRIEF • RQD 42/100 (D-) ✓ STAGE-C NUMBER FIREWALL VERIFIED

UPB — Upstream Bio Inc.: What the Facts Mean to a Prospective Investor

Engine: anthropic/claude-haiku-5.5
As of: 2026-11-02T15:41:52Z

Roarable Rating Brief: What This Means to a Prospective Investor

Per the Roarable RQD rating, UPB scores 42 out of 100, earning a D- and the verdict "Roarable Sell — Vulnerable Balance Sheet & Flow." The fundamental cash engine pillar scores 8 out of 20, reflecting a ROIC of -35% and an FCF yield of 0%. The whale 13F flow pillar scores 12 out of 20, covering institutional accumulation and options positioning. The insider conviction pillar scores 3 out of 20, based on SEC Form 4 and Congressional PTR cluster flow. The macro regime fit pillar scores 11 out of 20, tied to a beta of 1.0 and sector sensitivity. The forensic balance sheet pillar scores 8 out of 20, referencing an Altman Z of 6.01, a Piotroski F of 3 out of 9, and a Debt/Equity of 0.5.

For a prospective investor evaluating the stock today, the lowest-scoring pillars point to weak internal cash generation and minimal insider conviction. The balance sheet metrics are comparatively less weak than the earnings and cash-flow metrics. Upside drivers would need to come from outside the current operating profile, since the rating reflects negative returns on capital and zero free-cash-flow yield. Valuation tradeoffs are difficult to frame precisely because the source data omits earnings-based multiples. Investors should weigh the rating as a diagnostic snapshot rather than a forecast.

Business

Upstream Bio Inc. is a NASDAQ-listed issuer in the Health Care sector, operating within the Biotechnology: Pharmaceutical Preparations industry. Per the profile, the company carries a market capitalization of $0.2B. The source data does not describe specific products, customers, or revenue model. Reported revenue across the three periods is small, at $2.4M to $2.9M.

Financial Trend

PeriodRevenueOperating IncomeNet IncomeEPSFCFCashDebt
FY 2025$2.9M$-160.4M$-143.4MN/A$-133.4M$101.6MN/A
FY 2024$2.4M$-77.8M$-62.8MN/A$-59.7M$325.9MN/A
FY 2023$2.4M$-40.1M$-20.5MN/A$-37.9MN/AN/A

Per the SEC financials, operating and net losses widened across the reported periods, and free cash flow was negative in each year shown. Per the market data, gross margin is 0%, operating margin is -60%, net margin is -60%, and ROIC is -35%. Per the Roarable RQD rating, the Altman Z-Score is 6.01, the Piotroski F-Score is 3 out of 9, and Debt/Equity is 0.5. Cash declined from $325.9M in FY 2024 to $101.6M in FY 2025.

Recent Catalysts & News Wire Analysis

Per the recent news wire, five items reference UPB. Two are tagged CATALYST, as a kalkine.ca report on pre-market gainers and a second report describing a 6.79% climb to $2.99 pressing against $3.14 resistance. Two are tagged MARKET WIRE: a TradingView item citing a Q3'26 revenue estimate of 522.46K USD, and a MarketBeat options chain item. One item is tagged RISK WATCH, describing an 18.10% fall to $2.76 as shares tested key support. Per the Butterfly Supply-Chain Graph, no supply-chain links or proprietary signals are recorded for the company.

Open Questions

  • What specific products or clinical programs drive the revenue base and what is the commercial pipeline?
  • What is the cause of the cash decline from $325.9M to $101.6M, and what is the current runway?
  • What is the outstanding debt balance, since the debt field is reported as N/A for all periods?
  • Why are EPS, P/E, EV/EBITDA, and forward multiples unavailable, and what share count underlies the $179.1M market cap?
  • What is the source of the 52-week range difference between $2.68 and $33.68 relative to the current $3.41 price?

UPB Live News Feed, Press Releases & Catalyst Wire

Real-time company headlines, analyst actions, and sector developments for Upstream Bio Inc. (UPB) • Click "Debate This Headline" to argue it in the Roar Pit below

💬 Jump to UPB Debate Forum (3) ↓
🟢 CATALYST Yahoo Finance • 9h ago
Top Premarket Gainers

Yahoo Finance report covering Upstream Bio Inc. (UPB) market action, institutional positioning, and fundamental catalysts.

Read Full Source ↗
🔥 THE ROAR PIT • LIVE COMMUNITY DEBATE 3 Active Posts & Replies

UPB Bull vs. Bear Conversation Board — What's Your Call at $3.41?

🐂 33% BULLISH CONVICTION COMMUNITY TUG-OF-WAR ON UPB 🐻 67% BEARISH CONVICTION
1. Pick Your Side on UPB:
💡 Tip: Back up your call with a price target or RQD metric to get upvoted to the top.
RO RoarDesk_Moderator Roarable Research Desk 🐻 BEARISH 🎯 Target: $3.00 (-12.0%)
📌 Pinned Debate

🔥 Official Bull vs. Bear Debate: Is UPB (D- • RQD 42/100) a Buy at $3.41?

Welcome to the UPB (Upstream Bio Inc.) Roar Pit. Current RQD Composite is 42/100 (Roarable Sell — Vulnerable Balance Sheet & Flow) in Biotechnology: Pharmaceutical Preparations. Bulls point to operating leverage and sector positioning, while bears focus on macro rate sensitivity and margin execution. Pick your side (🐂 Bull or 🐻 Bear) and drop your price target below.

SK SkepticalCFA Forensic Accounting Watch 🐻 BEARISH 🎯 Target: $2.59 (-24.0%)
Spot @ $3.41

Pump the brakes on UPB — check the valuation vs. margin headwinds

Everyone in here is repeating the bull case on UPB, but look at what you are paying: current EV/EBITDA multiples with tightening sector spreads. Unless Upstream Bio Inc. expands free cash flow yield next quarter, I would rather wait for a pullback closer to the 200-day moving average before touching this.

CA CashFlowKing Verified K Arena Trader 🐂 BULLISH 🎯 Target: $4.33 (+27.0%)
Spot @ $3.41

UPB cash flow & RQD setup is being underpriced by the Street here

Looking at the 5-pillar RQD breakdown on UPB, the market is fixating on short-term headline noise in Biotechnology: Pharmaceutical Preparations and ignoring the balance sheet and cash flow trajectory. At $3.41 (52-wk range $2.68 - $33.68), any beat on forward guidance forces shorts and underweight funds to chase.

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