Every material Form 8-K Rambus has filed with the SEC since July 29, 2024, read and summarized by AI: what happened, the key figures, whether it reads positive or negative for shareholders, and how big a deal it is (impact 1-5). Newest first; each brief links to its own page and to the filing on SEC.gov.
Rambus reported third-quarter 2026 revenue of $218.3 million, up 22% from a year earlier and above its guidance range of $210 million to $216 million. GAAP diluted earnings per share were $0.69, compared with $0.44 a year earlier, and the company guided fourth-quarter revenue to $227 million to $233 million.
Q3 2026 revenue of $218.3 million, up from $178.5 million a year earlier and above the $210 million to $216 million guidance range
GAAP diluted EPS of $0.69 versus $0.44 a year earlier; non-GAAP diluted EPS of $0.84 versus $0.62
Q4 2026 guidance: revenue of $227 million to $233 million and GAAP diluted EPS of $0.68 to $0.76
Cash and marketable securities were $776.9 million at September 30, 2026, down $48.0 million, mainly due to $135.4 million paid for stock repurchases
Rambus said its Chief Accounting Officer and Principal Accounting Officer, John Allen, will retire effective September 8, 2026, and stay employed through September 30 to support the transition. The board appointed William Taulbee, who has been Vice President, Accounting since August 2026, to succeed him in both roles on the same date. The filing describes the change as a routine succession with no disagreement over operations, policies or practices.
John Allen retires effective September 8, 2026, and remains employed through September 30, 2026 for transition support
William Taulbee, age 50, succeeds Allen as Vice President and Chief Accounting Officer effective September 8, 2026
Taulbee's pay includes a $355,000 base salary, a $142,000 target bonus, a $175,000 sign-on bonus paid over two years, and a $700,000 restricted stock unit grant vesting annually over four years
On August 4, 2026, Rambus entered an accelerated share repurchase agreement with Mizuho under which it will pre-pay $100 million to buy back its common stock. The program is part of a broader buyback previously authorized by the board, and the filing says it is expected to finish by the end of the third quarter of 2026. The final number of shares repurchased will depend on the stock's volume-weighted average price over the term, less a discount.
Rambus will pre-pay $100 million to Mizuho Markets Americas LLC, acting through Mizuho Securities USA LLC.
The company will receive an initial delivery of approximately 796,000 shares.
The final share count depends on the volume-weighted average price during the term, less a discount.
The program is expected to be completed by the end of the third quarter of 2026.
Rambus reported second-quarter 2026 results, with total revenue of $207.4 million, up from $172.2 million a year earlier, and GAAP diluted earnings per share of $0.61, up from $0.53. The company also gave third-quarter 2026 guidance of $210 million to $216 million in revenue and GAAP diluted earnings per share of $0.59 to $0.67. For shareholders, the filing shows higher revenue and profit year over year, along with a forecast for continued revenue growth in the third quarter.
Q2 2026 total revenue was $207.4 million, above the company's guidance range of $192 million to $198 million
GAAP diluted EPS was $0.61 versus $0.53 a year earlier; non-GAAP diluted EPS was $0.77 versus $0.62
Product revenue was $99.2 million, up from $81.3 million; operating margin was 35% versus 37% a year earlier
Q3 2026 guidance: revenue of $210 million to $216 million and GAAP diluted EPS of $0.59 to $0.67
Rambus appointed Sumeet Gagneja as senior vice president and chief financial officer, effective April 29, 2026, reporting to CEO Luc Seraphin. John Allen stops serving as interim CFO and remains vice president, accounting and chief accounting officer.
Sumeet Gagneja was divisional CFO of AMD's Data Center segment from October 2024 to April 2026 and CFO of Western Digital's Flash business from September 2022 to October 2024.
Gagneja's offer letter sets a base salary of $475,000, a target bonus of 75% of base salary, a $300,000 new hire bonus, and equity grants valued at $1,625,000 (RSUs), $1,625,000 (performance shares) and $3,000,000 (new hire RSUs).
John Allen ceases to be interim CFO on April 29, 2026 and continues as vice president, accounting and chief accounting officer.
Rambus reported first-quarter 2026 GAAP revenue of $180.2 million, up from $166.7 million a year earlier, led by product revenue of $88.0 million, up 15%. Royalties fell to $69.6 million from $74.0 million, and GAAP diluted earnings per share were $0.55 versus $0.56, while non-GAAP diluted earnings per share rose to $0.63 from $0.59. The company also gave second-quarter 2026 ranges for licensing billings, product revenue and contract revenue, but said full revenue guidance would be discussed on its conference call.
GAAP revenue $180.2 million vs. $166.7 million a year earlier; product revenue $88.0 million, up 15%; royalties $69.6 million vs. $74.0 million.
GAAP operating income $61.8 million vs. $63.1 million; GAAP diluted EPS $0.55 vs. $0.56; non-GAAP diluted EPS $0.63 vs. $0.59.
Cash from operating activities $83.2 million; cash and marketable securities $786.1 million at March 31, 2026.
Q2 2026 outlook: licensing billings $76 million to $82 million, product revenue $95 million to $101 million, contract and other revenue $19 million to $25 million.
Rambus appointed Victor Peng, a former AMD president, as a Class II director effective February 12, 2026, increasing the board to eight members. The company also set pay terms for John Allen as interim chief financial officer, including a monthly stipend and a transition bonus.
Victor Peng was appointed effective February 12, 2026, and will stand for reelection at the 2027 annual meeting.
Peng joined the Compensation and Human Resources Committee, chaired by Eric Stang.
John Allen will receive an additional monthly salary stipend of $17,801 while serving as interim CFO, plus a $150,000 transition bonus.
The company plans to file Allen's employment agreement as an exhibit to a later periodic report.
Rambus Inc. said its Senior Vice President and Chief Financial Officer, Desmond Lynch, will resign effective February 27, 2026, to pursue another professional opportunity, and that the departure is not tied to any disagreement with the company. Vice President and Chief Accounting Officer John Allen will serve as interim CFO while the company searches for a permanent successor. The company also reaffirmed its previously issued guidance for the first quarter of fiscal 2026.
Desmond Lynch resigns as CFO effective February 27, 2026, to pursue another professional opportunity
John Allen, age 62, named Vice President, Interim Chief Financial Officer; he remains Chief Accounting Officer
Allen's annual base salary is $383,985 with a target bonus of $153,594; compensation is subject to review
Rambus reaffirmed its previously issued guidance for the first quarter of fiscal 2026
Rambus reported fourth-quarter 2025 GAAP revenue of $190.2 million, up from $161.1 million a year earlier, with record quarterly product revenue of $96.8 million. GAAP diluted earnings were $0.58 per share, flat year over year, as a higher tax provision offset the revenue gain. Shareholders get higher sales but unchanged GAAP per-share earnings, and first-quarter 2026 guidance was given for several measures, with full revenue guidance deferred to the conference call.
Q4 2025 GAAP net income was $63.8 million, versus $62.2 million in Q4 2024; GAAP diluted EPS was $0.58 in both periods.
Non-GAAP diluted EPS was $0.68, versus $0.55 a year earlier.
Full-year 2025 revenue was $707.6 million, versus $556.6 million in 2024; full-year product revenue was $347.8 million.
Q1 2026 outlook: licensing billings of $66 million to $72 million, product revenue of $84 million to $90 million, and contract and other revenue of $21 million to $27 million.
Rambus reported third-quarter 2025 GAAP revenue of $178.5 million, up from $145.5 million a year earlier, with product revenue of $93.3 million, which the company called a fourth consecutive quarterly record. Net income was $48.4 million, down slightly from $48.7 million, as the tax provision rose to $20.9 million due to recent tax legislation. The company also gave fourth-quarter 2025 product revenue and contract revenue ranges, while full revenue guidance is to be discussed on the earnings call.
Q3 GAAP revenue $178.5 million vs $145.5 million a year earlier; product revenue $93.3 million vs $66.4 million
Net income $48.4 million vs $48.7 million; diluted EPS $0.44 vs $0.45; tax provision $20.9 million vs $10.4 million
Cash from operating activities $88.4 million; cash and marketable securities $673.3 million at September 30, 2025
Q4 2025 outlook: product revenue $94 million to $100 million; contract and other revenue $25 million to $31 million; licensing billings $60 million to $66 million
Rambus reported second-quarter 2025 results for the period ended June 30, 2025, with GAAP revenue of $172.2 million versus $132.1 million a year earlier and net income of $57.9 million versus $36.1 million. The company also gave third-quarter 2025 outlook ranges for several line items, but the filing says full revenue guidance will be discussed on the conference call, so the total revenue outlook is not in this filing.
Q2 2025 GAAP revenue was $172.2 million, against $132.1 million in Q2 2024; product revenue was a record $81.3 million, up 43% year over year.
Diluted net income per share was $0.53, compared with $0.33 in the prior-year quarter; net income was $57.9 million.
Net cash provided by operating activities was a record $94.4 million; cash and marketable securities were $594.8 million at June 30, 2025.
Q3 2025 outlook includes product revenue of $87 million to $93 million and licensing billings of $58 million to $64 million; total revenue guidance was not included in the filing.
Rambus reported first-quarter 2025 results on April 28, 2025, with GAAP revenue of $166.7 million, up from $117.9 million a year earlier, and net income of $60.3 million, or $0.56 per diluted share, compared with $0.30 a year earlier. The company said it exceeded its Q1 revenue and earnings guidance and gave second-quarter product revenue and licensing billings ranges, with full revenue guidance to be discussed on the conference call.
Q1 2025 GAAP revenue was $166.7 million versus $117.9 million a year earlier; product revenue was a record $76.3 million, up 52% year over year.
Net income was $60.3 million, or $0.56 per diluted share, versus $32.9 million, or $0.30 per diluted share, in Q1 2024.
Cash from operations was $77.4 million; cash, cash equivalents and marketable securities were $514.4 million at March 31, 2025.
Q2 2025 outlook: product revenue of $77 million to $83 million and licensing billings of $64 million to $70 million; full revenue guidance to be given on the call.
Rambus reported fourth-quarter 2024 GAAP revenue of $161.1 million, up from $122.2 million a year earlier, with net income of $62.2 million and diluted EPS of $0.58 versus $0.53. The company also gave first-quarter 2025 outlook for product revenue of $72 million to $78 million and licensing billings of $59 million to $65 million, but said full revenue guidance will be discussed on its conference call.
Q4 2024 GAAP revenue $161.1 million vs. $122.2 million in Q4 2023; product revenue $73.4 million
Q4 2024 net income $62.2 million vs. $58.5 million; diluted EPS $0.58 vs. $0.53
Q1 2025 outlook: product revenue $72 million to $78 million; licensing billings $59 million to $65 million
Micron patent license agreement extended through 2029
Rambus and Micron Technology signed Amendment No. 3 to their Semiconductor Patent License Agreement on December 9, 2024, extending the patent license for memory and semiconductor products to 2029. The company says the extension keeps the existing licensing terms, and other terms of the amendment are confidential, so the filing gives no financial figures on its effect on revenue.
Amendment executed December 9, 2024, amending the license dated December 9, 2013 and earlier amendments from September 2, 2020 and December 1, 2020
Patent license for memory and semiconductor products extended to 2029, a five-year extension according to the press release
Press release dated December 10, 2024 says existing licensing terms are maintained; other terms and details are confidential
Company intends to file the full agreement as an exhibit to a later periodic report, with certain confidential portions redacted
Rambus reported third-quarter 2024 results on October 28, 2024. GAAP revenue was $145.5 million, up from $105.3 million a year earlier, but net income fell to $48.7 million from $103.2 million, when the prior-year period included a $90.8 million gain on divestiture. Diluted earnings per share were $0.45 versus $0.93, and the company will give full revenue guidance for the fourth quarter on its conference call.
Q3 2024 GAAP revenue was $145.5 million versus $105.3 million; product revenue was $66.4 million versus $52.2 million and royalties were $64.1 million versus $28.9 million.
Diluted earnings per share were $0.45 versus $0.93; the prior-year period included a $90.8 million gain on divestiture of the PHY IP business.
Cash from operations was $62.1 million; cash and marketable securities were $432.7 million at September 30, 2024, after $50 million paid for a share repurchase program.
Fourth quarter 2024 outlook: product revenue of $72 million to $78 million and licensing billings of $57 million to $63 million.
Rambus reported second-quarter 2024 results for the period ended June 30, 2024, with GAAP revenue of $132.1 million, up from $119.8 million a year earlier, and operating income of $40.3 million, up from $11.7 million. Net income fell to $36.1 million, or $0.33 per diluted share, from $168.9 million, or $1.51, a year earlier, when the company recorded an income tax benefit of $155.3 million. Shareholders get higher revenue and operating income, but reported earnings declined against a prior-year period that included that tax benefit, and the company said it expects a strong third quarter.
GAAP revenue was $132.1 million versus $119.8 million in Q2 2023; product revenue was $56.7 million and royalties were $56.4 million.
Net income was $36.1 million, or $0.33 per diluted share, versus $168.9 million, or $1.51, in Q2 2023, which included a $155.3 million income tax benefit.
Cash from operating activities was $70.4 million, versus $50.4 million a year earlier; cash and marketable securities totaled $432.9 million at June 30, 2024.
Third-quarter 2024 outlook calls for product revenue of $62 million to $68 million and licensing billings of $60 million to $66 million; full revenue guidance will be discussed on the conference call.
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