Rambus Inc. (RMBS)

Rambus Inc. at a glance — key fundamentals, SEC filings, insider buying and selling, and earnings dates.

Rambus Inc. (RMBS) is a Semiconductors company based in US with a market capitalization of $15.6B. Revenue grew 27.1% year-over-year and the company generated $333.2M in free cash flow. This page tracks RMBS's SEC filings, insider buying and selling, earnings dates, and key fundamentals in one place.

US · 712 employees · IPO May 14, 1997

Valuation

Valuation & price

$127.05as of May 17, 2026· -25.6% vs 52w high

60.5

P/E ratio

Latest-FY diluted EPS

11.42

P/B ratio

Market cap ÷ book equity

Dividend yield

Price — last 12 months

$171$117$62.85Jul 25Dec 25Jul 26
$62.8552-week range$170.66
Loading valuation history…

Fundamentals

Key fundamentals

$15.6B

Market cap

27.1%

Revenue growth (YoY)

76.0%

Gross margin

$333.2M

Free cash flow (USD)

-$718.2M

Net debt

Net cash position

0.3%

Share dilution

2/5

Graham criteria passed

Defensive-investor screen

Technology

Sector

Trajectory

Long-term trends

Revenue by year

20162025

$336.6M$707.6M

Free cash flow by year

20162025

$84M$333.2M

Gross margin by year

20212025

70.0%76.0%

Value screen

Graham defensive-investor tests

Computing the scorecard — refreshing any stale inputs…

0

Insider buys · 90 days

10

Insider sells · 90 days

Earnings

Last report: 10-Q filed Apr 28, 2026

Next expected: not yet scheduled

On the tape

Recent SEC & insider activity

  • Insider sellJun 3, 2026Filing

    Insider Sell $1.6MHigashi Emiko · Director · $1.6M

  • Insider sellJun 3, 2026Filing

    Insider Sell $851KSayiner Necip · Director · $850.8K

  • Insider sellJun 2, 2026Filing

    Insider Sell $730KSTANG ERIC B · Director · $730K

  • Insider sellMay 27, 2026Filing

    Insider Sell $788KHigashi Emiko · Director · $787.9K

  • Insider sellMay 26, 2026Filing

    Insider Sell $144KShinn John · SVP, General Counsel · $143.6K

  • Insider sellMay 26, 2026Filing

    Insider Sell $5.8MFAN XIANZHI SEAN · EVP, COO · $5.8M

  • Insider sellMay 11, 2026Filing

    Insider Sell $188KLAUB STEVEN · Director · $188.3K

  • Insider sellMay 11, 2026Filing

    Insider Sell $1.3MSayiner Necip · Director · $1.3M

  • 8-K eventApr 29, 2026Filing

    CFO Appointment

  • Quarterly reportApr 28, 2026Filing

    10-Q Filed

Questions

Frequently asked questions

What is Rambus Inc.'s market cap?

Rambus Inc. (RMBS) has a market capitalization of $15.6B.

What is RMBS's P/E ratio?

RMBS trades at a price-to-earnings ratio of 60.5, based on its latest fiscal-year diluted earnings per share and the most recent cached price.

What is RMBS's price-to-book (P/B) ratio?

RMBS trades at 11.42 times book value per share.

Are insiders buying RMBS stock?

SEC Form 4 filings show no open-market insider buys at Rambus Inc. in the last 90 days (10 sells).

Same arena

Related companies in Semiconductors

Timeline

Every filing, insider trade & earnings on a price-anchored timeline

Filing Analyzer

Search the actual 10-K / 10-Q text with AI research angles

News

Latest press coverage in one feed

Data: SEC EDGAR filings and cached fundamental data; prices and ratios use the most recent cached quote and statements (may lag by up to a day). Educational and research purposes only. Not investment advice.