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Compare Amphastar Pharmaceuticals Inc (AMPH) vs Carparts.Com Inc (PRTS) Price & Performance

Amphastar Pharmaceuticals Inc
Carparts.Com Inc

Price performance

Price movement over the last 24 hours

Key statistics

Amphastar Pharmaceuticals Inc vs Carparts.Com Inc — how do they compare? Amphastar Pharmaceuticals Inc trades at $18.72 (market cap $826.08M), while Carparts.Com Inc trades at $5.87 (market cap $47.94M). The key difference: Amphastar Pharmaceuticals Inc is far larger — about 17.2× Carparts.Com Inc's market cap, and Carparts.Com Inc is trading nearer its 52-week high, Amphastar Pharmaceuticals Inc nearer its low. Which is the better fit depends on your goals.

AMPHPRTS
Market Cap
$826.08M$47.94M
Sector
HealthConsumer Cyclical
52-Week High
$30.81$11.40
52-Week Low
$16.87$3.88
Enterprise Value
$1.22B$62.92M

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.

Carparts.Com Inc

PRTS trades at $5.87, down 1.92% today, with a bearish technical signal from moving averages but bullish oscillators. The company reported a net loss of $50.44 million in 2025, though recent quarters have beaten EPS estimates. A recent reverse stock split and new credit facility aim to stabilize operations amid declining revenue trends from $676 million in 2023 to $548 million in 2025.

The outlook remains challenging with persistent losses and negative cash flow, but analyst consensus is positive with 60% buy ratings. Key risks include sustained unprofitability and competitive pressures, while potential upside hinges on cost control and execution of strategic initiatives to return to growth.

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 Carparts.Com Inc

CarParts.com Inc is an online provider of automotive aftermarket parts and repair information. The company principally sells its products to individual consumers through its network of websites and online marketplaces. The company's products consist of collision parts serving the body repair market, engine parts to serve the replacement parts market, and performance parts and accessories.

Read more on PRTS