Company overview
Rambus Inc. manufactures and sells semiconductor products in the United States, South Korea, Singapore, and internationally. The company offers DDR memory interface chips comprising DDR5 memory interface chips which include registering clock driver, multiplexed registering clock driver, multiplexed data buffer, power management integrated circuits, serial presence detect hubs, temperature sensors, and client clock driver products; and DDR4 memory interface chips. It also provides silicon IP, such as interface and security IP solutions that move and protect data in advanced data center, government, and automotive applications; interface IP solutions for high-speed memory and chip-to-chip digital controller IP; security IP solutions, including crypto cores, hardware roots of trust, high-speed protocol engines, and chip provisioning technologies. In addition, the company offers portfolio of patents that covers memory architecture, high-speed serial links, and security products. It sells its products to memory module manufacturers, OEMs and hyperscalers, as well as to chip makers. The company markets its products and services through its direct sales force and distributors. Rambus Inc. was incorporated in 1990 and is headquartered in San Jose, California.
Daily valuation snapshot
These values come from the daily market snapshot dated 2026-10-08. TTM means trailing twelve months. Use the market date when comparing RMBS with another company.
| Daily close (USD) | $108.47 |
| Market capitalization (USD) | $11,764,830,077.41 |
| Price / earnings (TTM) | 49.09 |
| Price / book | 8.02 |
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Company size
Rambus Inc's recorded market capitalization is $11,764,830,077.41. It measures the market value of the company's equity, rather than its revenue or cash balance.
Price relative to earnings
RMBS's recorded P/E is 49.09: about $49.09 of share price for each $1 of trailing annual earnings per share. Compare that multiple with earnings growth and companies in the same business.
Price relative to book equity
RMBS's recorded price-to-book ratio is 8.02. That compares its market equity value with recorded book equity. Examine its business and balance sheet to understand why those values differ.
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