Quest Diagnostics Inc vs Lumen Technologies Inc — how do they compare? Quest Diagnostics Inc trades at $237.51 (market cap $26.21B), while Lumen Technologies Inc trades at $6.31 (market cap $6.58B). The key difference: Quest Diagnostics Inc is far larger — about 4× Lumen Technologies Inc's market cap, and Quest Diagnostics Inc pays a 1.45% dividend while Lumen Technologies Inc pays none. Which is the better fit depends on your goals.
| DGX | LUMN | |
|---|---|---|
Market Cap | $26.21B | $6.58B |
Sector | Health | Media |
52-Week High | $238.50 | $11.83 |
52-Week Low | $173.49 | $3.95 |
Enterprise Value | $31.97B | $18.20B |
Dividend Yield | 1.45% | — |
Signals from Pluang's Aura AI — not financial advice
Quest Diagnostics (DGX) trades at $237.99, up 0.15% on the day, near its 52-week high. The stock shows strong momentum with consecutive earnings beats in 2026, including Q2 EPS of $3.12 versus $2.82 expected. Revenue growth accelerated to $11.04 billion in 2025, with net income margin at 9.19%. Technical indicators signal a bullish trend, while analyst consensus is a $249.50 price target. Recent news highlights AI integration and raised 2026 outlook amid robust testing demand.
The outlook for DGX is positive, driven by earnings momentum, strategic partnerships, and healthcare demand. Investment opportunity lies in sustained growth and dividend yield, but risks include margin pressure from lower-margin deals and high debt levels. Valuation at a P/E of 25.21 requires continued execution to justify upside.
LUMN stock trades at $6.375, down 3.99% today, amid a bearish technical signal and mixed earnings. The company reported a Q2 2026 loss of $0.07 per share, beating estimates, but revenue declined 9.3% year-over-year. Strategic revenues grew 14.1%, highlighting its digital transformation. CEO Kathleen Johnson purchased 100,000 shares on August 6, 2026, signaling insider confidence. Net cash flow was negative $886 million in 2025, though 2026 projections show improvement. The stock faces headwinds from high debt and legacy revenue declines.
LUMN offers a high-risk opportunity with a low P/S ratio of 0.54 and analyst consensus price target of $7.67, implying potential upside. However, persistent net losses, negative ROE of -78.94%, and $17.49 billion in long-term debt pose significant risks. Investors should weigh the digital growth potential against financial instability and cautious analyst sentiment, with 60.71% holding ratings.
Trailing returns across standard periods
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 →With 450,000 route miles of fiber, including over 35,000 route miles of subsea fiber connecting Europe, Asia, and Latin America, Lumen Technologies is one of the United States' largest telecommunications carriers serving global enterprises. Its merger with Level 3 further shifted the company's operations toward businesses (over 70% of revenue) and away from its legacy consumer business. Lumen offers businesses a full menu of communications services, providing colocation and data center services, data transportation, and end-user phone and internet service. On the consumer side, Lumen provides broadband and phone service across 37 states, where it has 4.5 million broadband customers.
Read more on LUMN →