Why is UPB Up Today?

UPB
$5.19
▲ +2.98% (+$0.15)
Last updated: Oct 02, 2026 8:05 PM ET

About Upstream Bio, Inc. Common Stock

Upstream Bio Inc is a clinical-stage biotechnology company developing treatments for inflammatory diseases, with an initial focus on severe respiratory disorders. It is developing verekitug, the known antagonist currently in clinical development that targets the receptor for Thymic Stromal Lymphopoi...

Sector: PHARMACEUTICAL PREPARATIONS
Market Cap: $1.00B
Forward P/E: -8.0
52-Week Range: $4.86 - $33.68

Overall Confidence: 60%

60% Confident

Based on news, social sentiment, options activity, and sector analysis

SYMPATHY 60% Confidence
🎯 Outperforming sector by 4.5%
This stock is significantly outperforming its PHARMACEUTICAL PREPARATIONS sector peers, suggesting a stock-specific catalyst.

✅ Move Confirmation

LOW VOLUME 0.9x average volume

UNCONFIRMED - Low volume suggests this move may not be sustainable.

📍 Sector Context

PHARMACEUTICAL PREPARATIONS sector: -1.6%

UPB is outperforming its sector by 4.6%. This suggests a stock-specific catalyst.

Market Comparison

UPB is significantly outperforming the market (+2.3% vs SPY)
S&P 500
SPY
+0.69%
Nasdaq 100
QQQ
+0.95%
UPB
This Stock
+2.98%
vs S&P 500: +2.29%
vs Nasdaq: +2.03%

📊 What Happens Next?

Probability Analysis

45% chance this move continues in the next 1-3 days

Expected Range

Based on historical patterns and options pricing, UPB is expected to trade between:
$5.09 - $5.35

Key Level to Watch

$5.45 resistance
Watch for continuation above $5.19

🔔 Get UPB Alerts

We'll notify you when UPB's trend changes or a new signal fires.

Last updated: Oct 02, 2026 8:05 PM (-291 minutes ago)
Data refreshes every 30 minutes during market hours

Options Market Insight

Neutral
Options Sentiment
0.94
Put/Call Ratio
179.9%
Implied Volatility
Call Volume: 3,176
Put Volume: 2,989
Total: 6,165

Historical Context

UPB has moved more than 3.0% up on 47 occasions in the past year.

44.7%
Continuation Rate
21/47 times continued up
-1.59%
Avg Next Day Change
After similar up moves
Last similar move: Sep 25, 2026 (3.7%) → Next day: -1.1%

Frequently Asked Questions

Why is UPB stock up today?

This stock is significantly outperforming its PHARMACEUTICAL PREPARATIONS sector peers, suggesting a stock-specific catalyst.

Is UPB stock a buy or sell right now?

Based on current analysis, UPB shows 60% confidence in today's move. Volume is low which does not confirm the trend. View full buy/sell analysis →

What is the UPB stock price target?

UPB is currently trading at $5.19. Based on today's momentum, the expected short-term range is $5.09 - $5.35. See long-term price prediction →

Will UPB stock continue rising?

Our analysis shows a 45% probability that UPB's move continues in the next 1-3 days. Key level to watch: $5.45 (resistance).

Is UPB stock oversold or overbought?

UPB's RSI (Relative Strength Index) is currently at 36.4. This shows bearish momentum - the stock has negative momentum but isn't oversold yet.

What is the momentum for UPB stock?

UPB's 10-day momentum indicator is at -0.19. Negative momentum - the stock has mild downward pressure which may continue short-term.

Is UPB outperforming or underperforming the market?

UPB (+2.98%) is currently significantly outperforming the market (+2.3% vs SPY). Today, the S&P 500 (SPY) is up 0.69%, and Nasdaq (QQQ) is up 0.95%.

What does MACD indicate for UPB?

UPB's MACD (-0.35) is currently above the signal line (-0.37), indicating a bullish trend. This technical signal suggests buying pressure is dominant. The trend strength (ADX: 31.9) is strong.

Is UPB in an uptrend or downtrend?

Based on moving average analysis, UPB is in a bearish trend. The price ($5.19) is trading below both the 20-day SMA ($5.47) and 50-day SMA ($6.26). This alignment typically indicates sustained downward pressure.

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