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Compare Amphastar Pharmaceuticals Inc (AMPH) vs Vanguard S&P 500 ETF (VOO) Price & Performance

Amphastar Pharmaceuticals IncTrade
Vanguard S&P 500 ETFTrade

Price performance (Past 24H)

Key statistics

Amphastar Pharmaceuticals Inc vs Vanguard S&P 500 ETF — how do they compare? Amphastar Pharmaceuticals Inc trades at $20.39 (market cap $863.95M), while Vanguard S&P 500 ETF trades at $708.63. The key difference: Vanguard S&P 500 ETF is trading nearer its 52-week high, Amphastar Pharmaceuticals Inc nearer its low. Which is the better fit depends on your goals.

AMPHVOO
Market Cap
$863.95M
Sector
HealthBroad Market / Factor
52-Week High
$30.81$710.71
52-Week Low
$16.87$580.93
Enterprise Value
$1.26B

Aura AI Summary

Signals from Pluang's Aura AI — not financial advice

Amphastar Pharmaceuticals Inc

AMPH trades at $20.78, up 4.9% today, with a bullish technical signal supported by moving averages. The stock shows mixed earnings performance with Q2 2026 beating estimates but Q1 and Q4 2025 missing. Fundamentals remain solid with a 10.76% net margin and reasonable valuation at 12.02 P/E. Recent news highlights Q2 2026 results and strategic shift toward proprietary drugs.

Outlook is cautiously optimistic with growth supported by new product launches, though regulatory risks and earnings volatility pose challenges. Analyst sentiment is mixed with 25% buy ratings but majority hold recommendations. The stock offers value but requires monitoring of FDA developments and earnings consistency.

Vanguard S&P 500 ETF

VOO (Vanguard S&P 500 ETF) trades at $710.71, up 0.6% with a bullish technical signal from moving averages. The ETF tracks the S&P 500 index, which recently reclaimed record highs amid strong corporate earnings and AI-driven optimism. Technical indicators show overbought conditions with RSI at 94.45 on the 6-day timeframe, while support levels begin at $708. JPMorgan raised its S&P 500 year-end target to 8,000, citing earnings strength and AI investment payoffs.

The outlook remains positive given robust earnings growth and institutional confidence, though near-term consolidation risks exist from overbought technicals and valuation concerns. Key risks include market breadth weakness and potential September volatility. The ETF's low-cost structure and diversification continue to attract long-term investors seeking S&P 500 exposure.

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 Vanguard S&P 500 ETF

VOO is a foundational ETF that tracks the S&P 500 Index, providing exposure to 500 of the largest and most established companies in the United States. Renowned for its ultra-low expense ratio and tax efficiency, it serves as a core building block for long-term investors seeking to capture the total return of the U.S. large-cap market in a single, highly liquid vehicle.

Read more on VOO