Welcome to our dedicated page for Rambus Del SEC filings (Ticker: RMBS), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
The Rambus Inc. (RMBS) SEC filings page on Stock Titan provides access to the company’s official regulatory disclosures as filed with the U.S. Securities and Exchange Commission. As a Nasdaq Global Select Market issuer, Rambus submits periodic and current reports that detail its financial performance, business developments, and material events.
Rambus’ filings include annual reports on Form 10-K and quarterly reports on Form 10-Q, which present information on revenue from product sales, royalties, and contract and other revenue, as well as operating expenses, cash flows, and segment-related metrics. These reports also contain management’s discussion and analysis and risk factor disclosures relevant to its semiconductor and IP licensing activities.
The company also files current reports on Form 8-K to announce material events, such as quarterly financial results. Recent 8-K filings reference earnings press releases for quarters ended June 30 and September 30, 2025, providing investors with detailed GAAP and non-GAAP financial data and commentary on business performance.
In addition, investors can review proxy statements and other governance-related filings that address topics such as board structure, executive compensation, and shareholder matters, as available in the SEC’s EDGAR system.
On Stock Titan, AI-powered tools help summarize lengthy Rambus filings, highlighting key figures, trends, and disclosures so users can quickly understand the implications of 10-Ks, 10-Qs, and 8-Ks without reading every page. The platform also surfaces relevant sections for topics like revenue composition, non-GAAP adjustments, and risk discussions.
Use this page to track new RMBS filings as they are posted to EDGAR, review historical reports, and compare disclosures across reporting periods with the assistance of AI-generated insights.
Form 144 notice for RMBS (Rambus Inc) sale activity. The filing lists a proposed sale of 653 common shares via Morgan Stanley Smith Barney LLC on 10/01/2025 with an aggregate market value of $66,599.47. The shares were acquired as restricted stock from the issuer on 04/03/2024 and payment/consideration is listed as Not Applicable. The filer also reported a prior sale of 3,000 common shares on 09/02/2025 that generated $215,160.00 in gross proceeds. Several form fields that normally identify the filer (CIK/CCC), the issuer name, and submission contact details are left blank in the provided content.
Desmond Lynch, SVP and Chief Financial Officer of Rambus Inc. (RMBS), reported an insider sale. On 09/15/2025 he disposed of 9,074 shares of Rambus common stock at a weighted average price of $91.7014, with transaction prices ranging from $88.125 to $94.50. After the sale, he beneficially owned 64,430 shares. The filing states the sale was effected under a Rule 10b5-1 trading plan adopted on 06/13/2025.
Rambus Inc. (RMBS) Form 144: An individual filer notified the proposed sale of 7,500 common shares, with an aggregate market value of $642,225.75, aiming to sell on or about 09/11/2025 on NASDAQ. The securities were acquired by exercising options on 11/08/2023 and paid in cash. The filing discloses a prior sale of 7,500 shares on 08/08/2025 that generated gross proceeds of $551,447.25. The filer affirms no undisclosed material adverse information and includes the required attestations for Rule 144 compliance.
Meera Rao, a director of Rambus Inc. (RMBS), reported a sale of 3,000 shares of the issuer's common stock on 09/02/2025 at an exact price of $71.72 per share under a previously adopted Rule 10b5-1 trading plan dated May 30, 2025. After the reported disposition, Ms. Rao beneficially owned 29,914 shares, held directly. The Form 4 was signed by Brian Wu by power of attorney on 09/04/2025.
This disclosure is a routine insider sale documented under an executing trading plan; the filing specifies the transaction date, price, and post-transaction share count without additional context about timing or intent.
Rambus Inc. officer Desmond Lynch reported a Form 4 disclosing a September 1, 2025 transaction in the company's common stock. The filing shows 2,725 shares were withheld at a price of $73.485 to cover tax withholding related to the vesting of restricted stock units. After the withholding, the reporting person beneficially owned 73,504 shares, which includes an exempt acquisition of 431 shares through Rambus's 2015 Employee Stock Purchase Plan. The Form 4 was signed by a power of attorney on behalf of the reporting person on September 3, 2025.
Rambus Inc. Form 144 Notice: A holder intends to sell 3,000 restricted shares of common stock through Morgan Stanley Smith Barney LLC on 09/02/2025. The reported aggregate market value of the proposed sale is $215,160.00. The shares were acquired from the issuer as restricted stock on 04/03/2024 and were paid in full on that date. The filing shows 107,593,820 shares outstanding for the issuer. No sales by the filer are reported in the prior three months.
Steven Laub, a director of Rambus Inc. (RMBS), reported a sale of 2,261 shares of Rambus common stock on 08/29/2025 at an exact price of $78.72400 per share. After the reported transaction, Mr. Laub beneficially owns 6,796 shares, held directly. The Form 4 was filed as a single reporting-person filing and signed by Brian Wu by power of attorney on 09/02/2025. The filing discloses only the non-derivative sale and provides no additional commentary or related transactions.
Form 144 notice for Rambus Inc. (RMBS): The filing notifies a proposed sale of 2,261 restricted common shares through Morgan Stanley Smith Barney LLC on or about 08/29/2025. The aggregate market value of the shares at filing is $177,994.96, with 107,593,820 shares outstanding. The shares were acquired as restricted stock from the issuer on 05/02/2023 and payment was recorded on that date. The filer reports no securities sold in the past three months and affirms no undisclosed material adverse information. The notice is a routine disclosure of an insider's planned sale under Rule 144.
Rambus Inc. (RMBS) director Emiko Higashi reported a sale of 1,075 shares of Rambus common stock on 08/13/2025 at an exact price of $77.75 per share. After the sale, Higashi beneficially owns 62,296 shares, held directly. The Form 4 was signed under power of attorney by Brian Wu on 08/15/2025. The filing indicates the transaction code "S" (sale) and lists the reporting person as a director; no options, warrants, or other derivative transactions are reported in this filing.
T. Rowe Price Associates, Inc. reports beneficial ownership of 4,693,390 shares of Rambus Inc. common stock, representing 4.4% of the class. The filing shows sole voting power over 4,653,104 shares and sole dispositive power over 4,693,390 shares, indicating T. Rowe Price controls both voting and disposition for the reported position. The statement is made on Schedule 13G with the filer classified as an investment adviser (IA) and includes a certification that the shares are held in the ordinary course of business and not for the purpose of changing or influencing control. Rambus' principal executive office is listed in San Jose, California.