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Rubrik (RBRK) SEC Filings, Jul-Aug 2026

RBRK NYSE

The Rubrik, Inc. (NYSE: RBRK) SEC filings page on Stock Titan provides access to the company’s regulatory disclosures as filed with the U.S. Securities and Exchange Commission. As a public company, Rubrik uses these filings to report financial results, significant corporate events, and other information relevant to shareholders and analysts.

Recent Form 8-K filings referenced by Rubrik include reports under Item 2.02, where the company furnished press releases announcing financial results for fiscal quarters, and an Item 3.02 disclosure describing unregistered sales of equity securities in connection with an agreement to acquire Predibase, Inc. That filing explains that Predibase will become a wholly owned subsidiary of Rubrik and outlines the expected issuance of Rubrik Class A common stock as part of the consideration, along with related details such as holdbacks and reliance on securities law exemptions.

Rubrik’s filings and accompanying press releases also discuss key performance measures such as Subscription Annual Recurring Revenue (ARR), Cloud ARR, Average Subscription Dollar-Based Net Retention Rate, and the number of customers above certain ARR thresholds. The company provides definitions of these metrics and explains how they are calculated, giving additional context for evaluating its subscription-based business.

On Stock Titan, users can review Rubrik’s 8-Ks and, when available, other core filings such as annual reports on Form 10-K, quarterly reports on Form 10-Q, and proxy statements, alongside AI-powered summaries that help explain complex sections and highlight important points. The platform also surfaces information about equity issuances and other capital-related disclosures, enabling readers to better understand Rubrik’s corporate actions and financial reporting practices.

By using this page, investors and researchers can follow Rubrik’s official SEC reporting history, see how the company presents its financial condition and key metrics, and quickly interpret lengthy documents through AI-generated insights.

Rhea-AI Summary

Rubrik, Inc. director John Wendell Thompson exercised stock options for 11,000 shares of Class B Common Stock at $4.38 per share, converting them into 11,000 shares of Class A Common Stock. He and the John and Sandra Thompson Trust then sold a total of 13,500 Class A shares in multiple transactions at weighted-average prices between $73.13 and $74.79 per share, pursuant to a Rule 10b5-1 trading plan adopted on October 6, 2025. A trust associated with Thompson continues to hold 815,338 Class B shares, each convertible into one Class A share, and 77,946 stock options remain outstanding from the exercised award.

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Rubrik, Inc. director Yvonne Wassenaar sold 721 shares of Class A Common Stock on August 3, 2026 at $75.00 per share in an open-market or private transaction. After the sale, she directly owned 3,917 shares. The trade was executed under a Rule 10b5-1 trading plan adopted December 15, 2025.

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Rhea-AI Summary

RBRK insiders have filed a notice of proposed sales of 7,500 shares of common stock through Morgan Stanley Smith Barney LLC Executive Financial Services, with a proposed sale date of 08/03/2026. The filing lists an aggregate market value of approximately $542,700.00 for these shares, while total common shares outstanding are shown as 160,956,763, a baseline figure rather than the amount being sold.

The 7,500 shares to be sold were originally obtained on 02/26/2014 via a private acquisition from the issuer. The filing also discloses recent Rule 10b5-1 plan sales in the past three months, including sales by the JOHN AND SANDRA THOMPSON TRUST and by JOHN W THOMPSON on 06/01/2026 and 07/01/2026, detailing both share counts and dollar proceeds for each transaction.

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A shareholder of RBRK has filed to sell 33,000 shares of common stock, to be acquired through an exercise of stock options and sold for cash, with Morgan Stanley Smith Barney LLC Executive Financial Services as the broker on the NYSE. The proposed sale date is August 3, 2026, with an aggregate market value of $2,387,880.00 for the shares to be sold.

The filing also lists prior Rule 10b5-1 plan sales during the past three months by John W. Thompson and the John and Sandra Thompson Trust, including multiple transactions of 2,500 and 11,000 shares of common stock on June 1, 2026 and July 1, 2026, with reported proceeds for each transaction.

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Vanguard Capital Management LLC, together with certain affiliates, reports beneficial ownership of Rubrik Inc common stock on a Schedule 13G. Vanguard reports beneficial ownership of 8,127,004 shares, representing 5.04% of Rubrik’s outstanding common stock as of June 30, 2026.

Vanguard has sole voting power over 1,241,761 shares and sole dispositive power over 8,127,004 shares, with no shared voting or dispositive power. The position includes securities held by various Vanguard funds and managed accounts for which Vanguard entities exercise dispositive and/or voting power.

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Rubrik, Inc. Chief Financial Officer Kiran Kumar Choudary reported open-market sales of 28,000 shares of Class A Common Stock on July 15, 2026, at weighted-average prices within disclosed ranges, under a Rule 10b5-1 trading plan adopted April 15, 2026. He also exercised and converted derivative awards relating to 36,000 shares, and now directly holds 984,073 Class A shares.

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A Form 144 notice for RBRK covers a proposed sale of 48,000 shares of common stock on the NYSE through Morgan Stanley Smith Barney LLC Executive Financial Services, with an aggregate market value of $4,226,400.00. The shares include 20,000 tied to an Exercise of Stock Options dated 07/15/2026 and 28,000 from Restricted Stock Units dated 04/25/2024.

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Rubrik, Inc. director Ravi Mhatre reported complex equity movements across Lightspeed-related investment vehicles. On 2026-07-13, Lightspeed Management Company, L.L.C. sold 3979 shares of Class A Common Stock at a weighted average price of 83.1000 per share, leaving that entity with no Class A holdings. On 2026-07-10, affiliated funds and SPVs converted a total of 2381353 Class B shares into Class A and recorded multiple in-kind distributions among partnerships and members. Footnotes state that Mhatre shares voting and dispositive power over these entities and disclaims beneficial ownership beyond his pecuniary interest.

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Rhea-AI Summary

Rubrik, Inc. has a notice covering potential sales of its Class A securities. The securities information section lists Merrill Lynch, Pierce, Fenner & Smith Incorporated together with numerical figures 7,592, 636,209.6, 160,956,763, the date 07/13/2026, and the NYSE.

A section on securities sold during the past 3 months lists Class A entries for Lightspeed General Partner IX, LP, Lightspeed General Partner Select II, LP, Lightspeed Management Company, LLC, and Eggers Investments LP – Fund 2, with amounts such as 7,592, 155, 3,979, and 50,000 associated with late June 2026 transactions.

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A planned sale covers 3,979 Class A shares, to be transacted through Merrill Lynch, Pierce, Fenner & Smith Incorporated on the NYSE around July 13, 2026.

These shares are referenced as having been acquired on January 27, 2014 in a Private Placement from the Issuer for cash. The record also lists recent Class A sales in late June 2026 by entities including Lightspeed Management Company, LLC and Eggers Investments LP – Fund 2, each with specified share amounts and dates.

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FAQ

How many Rubrik (RBRK) SEC filings are available on StockTitan?

StockTitan tracks 185 SEC filings for Rubrik (RBRK), including 10-K annual reports, 10-Q quarterly reports, 8-K current reports, and Form 4 insider trading disclosures. Each filing includes AI-generated summaries, impact scoring, and sentiment analysis.

When was the most recent SEC filing for Rubrik (RBRK)?

The most recent SEC filing for Rubrik (RBRK) was filed on August 4, 2026.