Why is NBIX Down Today?

NBIX
$170.88
▼ -2.02% ($-3.46)
Last updated: Nov 12, 2026 8:30 PM ET (435 min ago)

About Neurocrine Biosciences Inc

Neurocrine Biosciences Inc engages in the discovery, development, and commercialization of drugs for the treatment of neurological and endocrine-related diseases and disorders in the United States. The company's products include INGREZZA for tardive dyskinesia and chorea associated with Huntington's...

Sector: BIOLOGICAL PRODUCTS, (NO DISGNOSTIC SUBSTANCES)
Market Cap: $13.59B
Forward P/E: 15.2
52-Week Range: $122.14 - $186.12
Employees: 1,800

Overall Confidence: 65%

65% Confident

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

SECTOR 65% Confidence
🎯 BIOLOGICAL PRODUCTS, (NO DISGNOSTIC SUBSTANCES) sector moving together
This appears to be a sector-wide move. The BIOLOGICAL PRODUCTS, (NO DISGNOSTIC SUBSTANCES) sector is down 3.4% on average.

✅ Move Confirmation

LOW VOLUME 0.4x average volume

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

📍 Sector Context

BIOLOGICAL PRODUCTS, (NO DISGNOSTIC SUBSTANCES) sector: -3.4%

This appears to be a sector-wide move. Most BIOLOGICAL PRODUCTS, (NO DISGNOSTIC SUBSTANCES) stocks are moving in the same direction.

Market Comparison

NBIX is underperforming the market (-1.7% vs SPY)
S&P 500
SPY
-0.35%
Nasdaq 100
QQQ
-0.32%
NBIX
This Stock
-2.02%
vs S&P 500: -1.67%
vs Nasdaq: -1.7%

📊 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, NBIX is expected to trade between:
$165.75 - $174.30

Key Level to Watch

$162.34 support
Watch for breakdown below $170.88

🔔 Get NBIX Alerts

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

Last updated: Nov 12, 2026 8:30 PM (435 minutes ago)
Data refreshes every 30 minutes during market hours

Options Market Insight

Bullish
Options Sentiment
0.39
Put/Call Ratio
48.6%
Implied Volatility
Call Volume: 6,669
Put Volume: 2,579
Total: 9,248

Historical Context

NBIX has moved more than 3.0% down on 16 occasions in the past year.

43.8%
Continuation Rate
7/16 times continued down
+0.23%
Avg Next Day Change
After similar down moves
Last similar move: Nov 05, 2026 (-3.8%) → Next day: +3.0%

Frequently Asked Questions

Why is NBIX stock down today?

This appears to be a sector-wide move. The BIOLOGICAL PRODUCTS, (NO DISGNOSTIC SUBSTANCES) sector is down 3.4% on average.

Is NBIX stock a buy or sell right now?

Based on current analysis, NBIX shows 65% confidence in today's move. Volume is low which does not confirm the trend. View full buy/sell analysis →

What is the NBIX stock price target?

NBIX is currently trading at $170.88. Based on today's momentum, the expected short-term range is $165.75 - $174.30. See long-term price prediction →

Will NBIX stock continue falling?

Our analysis shows a 45% probability that NBIX's move continues in the next 1-3 days. Key level to watch: $162.34 (support).

Is NBIX stock oversold or overbought?

NBIX's RSI (Relative Strength Index) is currently at 67.5. This shows bullish momentum - the stock has positive momentum but isn't overextended yet.

What is the momentum for NBIX stock?

NBIX's 10-day momentum indicator is at 23.02. Strong bullish momentum - the stock is gaining significant upward force. This often precedes continued gains.

Is NBIX outperforming or underperforming the market?

NBIX (-2.02%) is currently underperforming the market (-1.7% vs SPY). Today, the S&P 500 (SPY) is down -0.35%, and Nasdaq (QQQ) is down -0.32%.

What does MACD indicate for NBIX?

NBIX's MACD (7.12) is currently above the signal line (4.58), indicating a bullish trend. This technical signal suggests buying pressure is dominant. The trend strength (ADX: 33.6) is strong.

Is NBIX in an uptrend or downtrend?

Based on moving average analysis, NBIX is in a bullish trend. The price ($170.88) is trading above both the 20-day SMA ($152.72) and 50-day SMA ($148.4). This alignment typically indicates sustained upward momentum.

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