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Compare Amphastar Pharmaceuticals Inc (AMPH) vs Neurocrine Biosciences Inc (NBIX) Price & Performance

Amphastar Pharmaceuticals Inc
Neurocrine Biosciences Inc

Price performance

Price movement over the last 24 hours

Key statistics

Amphastar Pharmaceuticals Inc vs Neurocrine Biosciences Inc — how do they compare? Amphastar Pharmaceuticals Inc trades at $18.72 (market cap $826.08M), while Neurocrine Biosciences Inc trades at $179.72 (market cap $17.82B). The key difference: Neurocrine Biosciences Inc is far larger — about 21.6× Amphastar Pharmaceuticals Inc's market cap, and Neurocrine Biosciences Inc is trading nearer its 52-week high, Amphastar Pharmaceuticals Inc nearer its low. Which is the better fit depends on your goals.

AMPHNBIX
Market Cap
$826.08M$17.82B
Sector
HealthHealth
52-Week High
$30.81$180.55
52-Week Low
$16.87$123.10
Enterprise Value
$1.22B$16.91B

Aura AI Summary

Signals from Pluang's Aura AI — not financial advice

Amphastar Pharmaceuticals Inc

AMPH trades at $18.72, down 1.58% with bearish technical signals despite oversold RSI readings. The company reported mixed Q1 2026 results with EPS of $0.42 missing estimates of $0.70, continuing a trend of recent earnings disappointments. Valuation metrics appear reasonable with P/E of 11.29 and P/B of 1.07, while profitability remains solid with 47.34% gross margins. Recent news includes a Zacks Strong Sell rating and ongoing securities law investigation.

The stock faces near-term headwinds from earnings misses and negative analyst sentiment, though current valuations provide some downside protection. Upside potential exists if the company can execute its strategic pivot to proprietary drugs and biosimilars while managing BAQSIMI discount pressures. Key risks include ongoing legal scrutiny and competitive pressures in the generic drug market.

Neurocrine Biosciences Inc

Neurocrine Biosciences (NBIX) trades at $177.11, down 1.91% on the day, but maintains strong bullish momentum with consistent earnings beats and robust revenue growth. The stock shows a bullish technical signal with moving averages supporting upward trends, while RSI levels indicate potential overbought conditions. Recent news highlights strong sales growth from Ingrezza and pipeline advancements, including the Soleno acquisition, reinforcing long-term growth prospects in neuroscience.

Outlook remains positive with a consensus price target of $194, offering ~9.5% upside. Key opportunities include expanding product portfolio and blockbuster drug performance, while risks involve pipeline execution and market volatility. The stock's high valuation multiples require sustained growth to justify current levels, but analyst sentiment is overwhelmingly bullish with 86% buy ratings.

Returns comparison

Trailing returns across standard periods

Top news

Latest headlines on both assets

About Amphastar Pharmaceuticals Inc

Amphastar is a specialty pharmaceutical company that develops and markets injectable, intranasal, and inhalation products. Its portfolio includes both complex generic drugs and proprietary delivery systems.

Read more on AMPH

About Neurocrine Biosciences Inc

Neurocrine Biosciences, Inc. is a biopharmaceutical company focused on discovering, developing, and commercializing innovative treatments for neurological, endocrine, and psychiatric disorders. The company's portfolio targets conditions such as tardive dyskinesia, endometriosis, and Parkinson's disease. NBIX leverages its expertise in neurobiology and small-molecule drug development to address diseases with significant unmet medical needs.

Read more on NBIX