Quest Diagnostics Inc vs Tractor Supply Co — how do they compare? Quest Diagnostics Inc trades at $205.37 (market cap $22.80B), while Tractor Supply Co trades at $30.55 (market cap $16.02B). The key difference: Quest Diagnostics Inc is the larger of the two by market cap, and Tractor Supply Co pays the higher dividend (3.14%). Which is the better fit depends on your goals.
| DGX | TSCO | |
|---|---|---|
Market Cap | $22.80B | $16.02B |
Sector | Health | Consumer Cyclical |
52-Week High | $216.02 | $62.65 |
52-Week Low | $166.42 | $29.14 |
Enterprise Value | $28.82B | $22.21B |
Dividend Yield | 1.67% | 3.14% |
Signals from Pluang's Aura AI — not financial advice
Quest Diagnostics (DGX) trades at $207.35, showing minimal daily movement with a slight decline of 0.04%. The stock maintains a bullish technical stance with recent earnings beats and analyst consensus pointing to upside potential. Recent developments include New York State approval for Haystack MRD testing and strong momentum across diagnostic channels. Revenue growth accelerated to $11.04 billion in 2025 with consistent profitability margins around 9%.
DGX presents a balanced investment case with 38% analyst buy ratings and a $227.75 price target suggesting 10% upside. The company demonstrates steady revenue growth and operational efficiency, though elevated debt levels and policy risks require monitoring. Second quarter earnings on July 23, 2026, will be crucial for validating current momentum and growth trajectory.
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Latest headlines on both assets
Quest Diagnostics is a leading independent provider of diagnostic testing, information, and services in the U.S. The company generates over 95% of its revenue through clinical testing, anatomic pathology, esoteric testing, and substance abuse testing with specimens collected at its national network of roughly 2,300 patient service centers, as well as multiple doctors offices and hospitals. The firm also runs a much smaller diagnostic solutions segment that provides clinical trials testing, risk assessment services, and information technology solutions.
Read more on DGX →Tractor Supply is the largest operator of retail farm and ranch stores in the United States. The company targets recreational farmers and ranchers and has little exposure to commercial and industrial farm operations. Currently, the company operates 2,016 of its namesake banners in 49 states and 178 Petsense stores. Stores are typically located in towns outside of urban areas and in rural communities. In fiscal 2021, revenue consisted primarily of livestock and pet (47%), hardware, tools, and truck (21%), and seasonal gift and toy (21%).
Read more on TSCO →