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Compare Quantumscape Corp (QS) vs Rambus Inc. Common Stock (RMBS) Price & Performance

Quantumscape CorpTrade
Rambus Inc. Common StockTrade

Price performance (Past 24H)

Key statistics

Quantumscape Corp vs Rambus Inc. Common Stock — how do they compare? Quantumscape Corp trades at $3.85 (market cap $2.55B), while Rambus Inc. Common Stock trades at $89.3 (market cap $10.66B). The key difference: Rambus Inc. Common Stock is far larger — about 4.2× Quantumscape Corp's market cap, and Rambus Inc. Common Stock is trading nearer its 52-week high, Quantumscape Corp nearer its low. Which is the better fit depends on your goals — on Pluang, investors hold Quantumscape Corp for 37 Days and Rambus Inc. Common Stock for 0 Days on average.

QSRMBS
Market Cap
$2.55B$10.66B
Volume
12,145,7892,136,075
Sector
Consumer CyclicalTechnology
52-Week High
$18.44$170.66
52-Week Low
$3.93$79.73
Typical Hold Time
37 Days0 Days
Enterprise Value
$1.76B$9.85B

Aura AI Summary

Signals from Pluang's Aura AI — not financial advice

Quantumscape Corp

QuantumScape (QS) trades at $3.93, down 7.96% today, reflecting ongoing investor skepticism about its path to commercialization. The company remains pre-revenue with significant losses (-$435.05M net income in 2025) and negative profitability metrics (ROE -39.08%). Technical indicators show a bearish trend with oversold RSI readings, while analyst consensus leans heavily toward Hold (72.73%) with a $10.35 price target suggesting potential upside if execution improves.

QS faces substantial execution risk with commercialization delayed until at least 2029 and intense competition in solid-state batteries. The stock offers high-risk speculative potential for investors betting on breakthrough technology adoption, but requires patience through years of cash burn and dependency on future manufacturing success with partners like Volkswagen.

Rambus Inc. Common Stock

Rambus (RMBS) trades at $98.17, down 2.84% over 24 hours, with a neutral technical signal and key support at $96. The company reported strong profitability with a 31.69% net income margin and beat EPS estimates in two of the last three quarters. Recent news highlights its focus on AI infrastructure with new product launches, positioning it to benefit from growing demand for high-speed memory solutions.

The outlook is positive given analyst consensus of a $161.75 price target and 78.57% buy ratings, but risks include high valuation multiples and competitive pressures. Execution on AI-driven growth and maintaining earnings momentum are critical for stock appreciation, while any miss in upcoming results could pressure the premium valuation.

Returns comparison

Trailing returns across standard periods

Investor sentiment on Pluang

What Pluang investors did over the last 30 days

QS
100% Buy0% Sell
Avg holding period · 37 Days
RMBS
100% Buy0% Sell
Avg holding period · 0 Days

About Quantumscape Corp

QuantumScape Corp is engaged in the development of next-generation solid-state lithium-metal batteries for use in electric vehicles. It developed anode-less cell design, which delivers high energy density while lowering material costs and simplifying manufacturing.

Read more on QS →

About Rambus Inc. Common Stock

Rambus Inc. is a semiconductor and silicon IP company that licenses chip interface and security technologies, including memory interface chipsets for DDR5 and DDR4 server and client DIMMs, interface IP for PCIe, CXL, and HBM, and security IP such as Root of Trust and memory encryption. It serves data center, AI, automotive, and IoT markets.

Read more on RMBS →