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Compare Amphastar Pharmaceuticals Inc (AMPH) vs Twist Bioscience Corp (TWST) Price & Performance

Amphastar Pharmaceuticals Inc
Twist Bioscience Corp

Price performance

Price movement over the last 24 hours

Key statistics

Amphastar Pharmaceuticals Inc vs Twist Bioscience Corp — how do they compare? Amphastar Pharmaceuticals Inc trades at $18.72 (market cap $826.08M), while Twist Bioscience Corp trades at $90.35 (market cap $5.64B). The key difference: Twist Bioscience Corp is far larger — about 6.8× Amphastar Pharmaceuticals Inc's market cap, and Twist Bioscience Corp is trading nearer its 52-week high, Amphastar Pharmaceuticals Inc nearer its low. Which is the better fit depends on your goals.

AMPHTWST
Market Cap
$826.08M$5.64B
Sector
HealthHealth
52-Week High
$30.81$102.88
52-Week Low
$16.87$24.16
Enterprise Value
$1.22B$5.57B

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.

Twist Bioscience Corp

Twist Bioscience (TWST) trades at $90.64, down 3.24% today, with a bullish technical signal from moving averages and ADX indicators. The company shows strong revenue growth from $204M in 2022 to $377M in 2025, though it remains unprofitable with a net income margin of -19.85%. Recent developments include AI-driven drug discovery collaborations and expansion of clonal genes offerings, positioning TWST in the growing synthetic biology market.

While analyst consensus is strongly bullish (77% buy ratings) with a $87.88 price target, investors face significant risks from persistent cash burn and competitive pressures. The stock's valuation appears stretched at 13.46x sales despite negative earnings, requiring careful monitoring of path to profitability and execution on AI partnerships for sustained upside.

Returns comparison

Trailing returns across standard periods

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 Twist Bioscience Corp

Twist Bioscience Corp is a synthetic biology company. It develops a disruptive DNA synthesis platform to industrialize the engineering of biology. The company's DNA synthesis platform utilizes a proprietary semiconductor-based synthetic DNA manufacturing process that synthesizes DNA on silicon instead of on traditional well plastic plates to enable the production of high-quality synthetic DNA faster and affordable as well as overcomes inefficiencies. Powering cost-effective, rapid high-throughput synthesis, it enables researchers to rapidly realize opportunities ahead. Geographically, it derives a majority of revenue from the United States.

Read more on TWST