Why is RCUS Down Today?

RCUS
$24.51
▼ -6.27% ($-1.54)
Last updated: Sep 11, 2026 8:31 PM ET (138 min ago)

About Arcus Biosciences, Inc.

Arcus Biosciences Inc is a clinical-stage biopharmaceutical company. It develops immunotherapies for the treatment of cancer. The company focuses on an ATP-adenosine pathway, which is a key driver of immunosuppression in the tumor microenvironment to create and optimize differentiated small-molecule...

Sector: PHARMACEUTICAL PREPARATIONS
Market Cap: $1.43B
Forward P/E: -5.1
52-Week Range: $11.30 - $31.74
Employees: 674

Overall Confidence: 68%

68% Confident

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

OPTIONS 75% Confidence
🎯 Unusual PUT buying detected
Options traders are heavily buying puts on RCUS, with 77% of volume in puts. This suggests bearish institutional positioning.
SYMPATHY 60% Confidence
Outperforming sector by 5.7%
This stock is significantly underperforming its PHARMACEUTICAL PREPARATIONS sector peers, suggesting a stock-specific catalyst.

✅ Move Confirmation

HIGH VOLUME 2.5x average volume

DISTRIBUTION - This move is backed by significant volume and appears sustainable.

📍 Sector Context

PHARMACEUTICAL PREPARATIONS sector: -0.5%

RCUS is outperforming its sector by -5.7%. This suggests a stock-specific catalyst.

Market Comparison

RCUS is significantly underperforming the market (-7.1% vs SPY)
S&P 500
SPY
+0.85%
Nasdaq 100
QQQ
+0.87%
RCUS
This Stock
-6.27%
vs S&P 500: -7.12%
vs Nasdaq: -7.14%

📊 What Happens Next?

Probability Analysis

65% chance this move continues in the next 1-3 days

Expected Range

Based on historical patterns and options pricing, RCUS is expected to trade between:
$23.77 - $25.00

Key Level to Watch

$23.28 support
Watch for breakdown below $24.51

Quick Trade Ideas

Options strategies to consider for RCUS's -6% move

📊

No Options Available

RCUS doesn't have listed options or options data is currently unavailable.

Try another stock in our Options Calculator →
Disclaimer: These are educational examples only, not investment advice. Options involve significant risk including total loss of premium. Prices shown are estimates and may differ from actual market prices. Always do your own research and consider your risk tolerance.

🔔 Get RCUS Alerts

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

Last updated: Sep 11, 2026 8:31 PM (138 minutes ago)
Data refreshes every 30 minutes during market hours

Options Market Insight

Neutral
Options Sentiment
0.93
Put/Call Ratio
117.0%
Implied Volatility
Call Volume: 4,906
Put Volume: 4,542
Total: 9,448

Historical Context

RCUS has moved more than 3.0% down on 40 occasions in the past year.

32.5%
Continuation Rate
13/40 times continued down
+1.4%
Avg Next Day Change
After similar down moves
Last similar move: Sep 10, 2026 (-8.2%) → Next day: -6.3%

Frequently Asked Questions

Why is RCUS stock down today?

Options traders are heavily buying puts on RCUS, with 77% of volume in puts. This suggests bearish institutional positioning.

Is RCUS stock a buy or sell right now?

Based on current analysis, RCUS shows 68% confidence in today's move. Volume is high which supports the trend. View full buy/sell analysis →

What is the RCUS stock price target?

RCUS is currently trading at $24.51. Based on today's momentum, the expected short-term range is $23.77 - $25.00. See long-term price prediction →

Will RCUS stock continue falling?

Our analysis shows a 65% probability that RCUS's move continues in the next 1-3 days. Key level to watch: $23.28 (support).

Is RCUS stock oversold or overbought?

RCUS's RSI (Relative Strength Index) is currently at 28.1. This indicates oversold conditions - the stock may be due for a bounce as selling pressure appears exhausted.

What is the momentum for RCUS stock?

RCUS's 10-day momentum indicator is at -6.0. Strong bearish momentum - the stock is experiencing significant downward pressure. Watch for potential reversal signals.

Is RCUS outperforming or underperforming the market?

RCUS (-6.27%) is currently significantly underperforming the market (-7.1% vs SPY). Today, the S&P 500 (SPY) is up 0.85%, and Nasdaq (QQQ) is up 0.87%.

What does MACD indicate for RCUS?

RCUS's MACD (-0.44) is currently below the signal line (0.16), indicating a bearish trend. This technical signal suggests selling pressure is dominant. The trend strength (ADX: 13.9) is weak.

Is RCUS in an uptrend or downtrend?

Based on moving average analysis, RCUS is in a mixed/transitional trend. The price and moving averages are not clearly aligned, suggesting a potential trend change or consolidation phase. 20-day SMA: $29.4, 50-day SMA: $28.92.

Check Why Another Stock is Moving

Enter any ticker symbol to see real-time analysis

Popular: AAPL TSLA NVDA MSFT META AMZN GOOGL