Rambus 10-Q: Record Q3 Revenue $218.3M, EPS $0.69, Q4 Guided to $227-233M
RMBS is trading near its 52-week low of $77.89 (12% above the low).
Summary
Rambus's Q3 10-Q backs up today's record results — $218.3M revenue, $0.69 diluted EPS, Q4 guided to $227-233M — with $776.9M in cash and securities and $135.9M of Q3 buybacks. It also discloses an ongoing DOJ Antitrust Division grand jury subpoena.
Key Events · Earnings and Guidance · RMBS
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Record Q3 Revenue and EPS
Revenue of $218.3M, up 22.3% from $178.5M a year ago, with diluted EPS of $0.69 versus $0.44.
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Q4 Guidance Issued
Q4 revenue guided to $227-233M with GAAP diluted EPS of $0.68-0.76 and non-GAAP diluted EPS of $0.84-0.92.
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Strong Liquidity Position
Cash, cash equivalents and marketable securities totaled $776.9M at September 30, 2026, against total liabilities of $140.5M.
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Aggressive Buyback Execution
Repurchased ~1.4M shares for $135.9M in Q3, including a $100.0M accelerated share repurchase; ~4.1M shares remain authorized.
Analysis · RMBS · Manufacturing
The Q3 10-Q confirms the record quarter Rambus reported earlier today: revenue of $218.3M (up 22.3% year over year) and diluted EPS of $0.69, with Q4 revenue guided to $227-233M and GAAP diluted EPS of $0.68-0.76. The balance sheet is strong, showing $776.9M in cash and marketable securities against $140.5M of total liabilities, and the company bought back ~1.4M shares for $135.9M in the quarter, including a $100.0M accelerated repurchase. One item investors should note: a U.S. DOJ Antitrust Division grand jury subpoena, previously undisclosed in the timeline, that the company has been responding to since Q1 2026; it appears in the risk factors with no reserve quantified.
How filings like this one have moved
In the 30 days to Oct 27, 2026, 29.9% of the 1374 measured filings Wiseek scored 7 moved their stock by 5% or more by the next session's close. The median move was -0.12%. These are measured outcomes after filings of this importance, not a forecast for this one.
Measured one observation per ticker per day, after exclusions. Current figures: Filing Impact Tracker · open dataset
At the time of this filing, RMBS was trading at $87.01 on NASDAQ in the Manufacturing sector, with a market capitalization of approximately $9.8B. The 52-week trading range was $77.89 to $174.10. This filing was assessed with positive market sentiment and an importance score of 7 out of 10.