Amphastar Pharmaceuticals Inc vs Quantumscape Corp — how do they compare? Amphastar Pharmaceuticals Inc trades at $18.72 (market cap $826.08M), while Quantumscape Corp trades at $6.5 (market cap $4.05B). The key difference: Quantumscape Corp is far larger — about 4.9× Amphastar Pharmaceuticals Inc's market cap. Which is the better fit depends on your goals.
| AMPH | QS | |
|---|---|---|
Market Cap | $826.08M | $4.05B |
Sector | Health | Consumer Cyclical |
52-Week High | $30.81 | $18.44 |
52-Week Low | $16.87 | $5.96 |
Enterprise Value | $1.22B | $3.21B |
Signals from Pluang's Aura AI — not financial advice
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.
QuantumScape (QS) trades at $6.58, down 4.78% today, with a bearish technical outlook and negative profitability metrics. The company reported a net loss of $435.05 million in 2025, though cash flow improved to a net positive $85.27 million. Recent news highlights a joint research agreement with Honda, providing optimism for solid-state battery development. Analyst consensus is cautious, with 73% hold ratings and no buy recommendations.
The outlook remains speculative due to high cash burn and unproven commercialization. Risks include execution delays and EV market volatility. Upside depends on successful battery deployment, but near-term financial pressure and bearish sentiment suggest cautious investor positioning.
Trailing returns across standard periods
Latest headlines on both assets
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 →QuantumScape Corp is engaged in the development of next-generation solid-state lithium-metal batteries for use in electric vehicles. It developed anode-less cell design, which delivers high energy density while lowering material costs and simplifying manufacturing.
Read more on QS →