Adaptive Biotechnologies Corp vs Carparts.Com Inc — how do they compare? Adaptive Biotechnologies Corp trades at $25.69 (market cap $4.05B), while Carparts.Com Inc trades at $6.41 (market cap $52.07M). The key difference: Adaptive Biotechnologies Corp is far larger — about 77.8× Carparts.Com Inc's market cap, and Adaptive Biotechnologies Corp is trading nearer its 52-week high, Carparts.Com Inc nearer its low. Which is the better fit depends on your goals.
| ADPT | PRTS | |
|---|---|---|
Market Cap | $4.05B | $52.07M |
Sector | Health | Consumer Cyclical |
52-Week High | $25.45 | $11.40 |
52-Week Low | $12.30 | $3.88 |
Enterprise Value | $4.12B | $67.05M |
Signals from Pluang's Aura AI — not financial advice
ADPT trades at $24.93, up 5.64% in 24 hours and near its 52-week high. The stock shows bullish technical momentum with improving fundamentals as revenue grew 55% year-over-year to $277M in 2025 while net losses narrowed significantly from -$159M to -$59M. The company's strategic shift to focus on its profitable MRD diagnostics business through a planned separation of Immune Medicine operations has driven investor optimism.
Outlook remains cautiously optimistic as ADPT transitions to a pure-play MRD company with strong gross margins exceeding 75%. While analyst consensus favors Buy ratings (65%), persistent net losses and high valuation multiples (P/S 12.6x, P/B 27.8x) present risks. The $25.50 price target suggests limited upside from current levels amid execution risks.
CarParts.com (PRTS) is trading at $6.75, up 16.68% with bullish technical signals and strong analyst support. The company shows improving operational performance with three consecutive quarterly earnings beats, though it remains unprofitable with negative net margins. Recent developments include a 10:1 reverse stock split completed in May 2026 and a new $25 million credit facility, providing financial flexibility amid challenging market conditions.
The outlook remains cautiously optimistic with 60% analyst buy ratings supporting recovery potential, but significant risks persist from sustained losses, negative cash flow, and competitive pressures. Investors should focus on the company's ability to leverage proprietary data advantages while monitoring progress toward profitability in the competitive auto parts e-commerce sector.
Trailing returns across standard periods
Latest headlines on both assets
Adaptive Biotechnologies Corp is a commercial-stage company advancing the field of immune-driven medicine by harnessing the inherent biology of the adaptive immune system to transform the diagnosis and treatment of disease. Its clinical diagnostic product, clonoSEQ, is test authorized by the FDA for the detection and monitoring of minimal residual disease in patients with select blood cancers.
Read more on ADPT →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 →