IONQ Inc vs Seagate Technology Holdings PLC — how do they compare? IONQ Inc trades at $45.14 (market cap $17.60B), while Seagate Technology Holdings PLC trades at $879.32 (market cap $185.97B). The key difference: Seagate Technology Holdings PLC is far larger — about 10.6× IONQ Inc's market cap, and Seagate Technology Holdings PLC pays a 0.36% dividend while IONQ Inc pays none. Which is the better fit depends on your goals.
| IONQ | STX | |
|---|---|---|
Market Cap | $17.60B | $185.97B |
Sector | Technology | Technology |
52-Week High | $82.09 | $1.09K |
52-Week Low | $26.59 | $154.43 |
Enterprise Value | $15.53B | $188.12B |
Dividend Yield | — | 0.36% |
Signals from Pluang's Aura AI — not financial advice
IONQ trades at $44.82, up 5.38% with a bullish technical signal supported by moving averages. The quantum computing company reported explosive 287% revenue growth in Q2 2026 to $80.1 million and raised its full-year outlook, though it remains deeply unprofitable with a -553% net margin. Recent catalysts include a $28 million DARPA contract extension and strong analyst sentiment with a $73.33 consensus price target representing 64% upside potential.
While IONQ demonstrates exceptional revenue momentum and technological leadership in quantum computing, investors face substantial risk from persistent losses, high cash burn, and valuation multiples exceeding 60x sales. The stock offers significant growth potential but requires tolerance for volatility and a long-term horizon given the nascent stage of quantum commercialization.
STX is trading at $875.42, up 9.33% over 24 hours, with a neutral technical signal and bearish moving averages. The stock shows strong fundamentals with revenue of $9.10B in 2025 and net income of $1.47B, supported by AI-driven storage demand and recent earnings beats. Analysts are largely bullish, with a consensus price target of $1,130 and 55% buy ratings, though high valuation ratios like a P/E of 59.03 and P/B of 85.82 indicate premium pricing.
The outlook for STX is positive due to robust AI-related growth and expanding margins, but risks include elevated debt levels, competitive pressures, and a class action lawsuit. Investors should weigh the strong profit trajectory against valuation concerns and market volatility for balanced decision-making.
Trailing returns across standard periods
Latest headlines on both assets
IonQ is a leader in quantum computing, developing world-class quantum systems. Its technology aims to solve complex problems across finance, healthcare, and materials science that are beyond classical computers.
Read more on IONQ →Seagate is a leading supplier of hard disk drives for data storage to the enterprise and consumer markets. It forms a practical duopoly in the market with its chief rival, Western Digital
Read more on STX →