Insider Trading June 1, 2026 05:58 PM

Director Yvonne Wassenaar Sells Rubrik Shares Under 10b5-1 Plan Amid Valuation Scrutiny

Insider activity tracks executive transactions at Rubrik, Inc., as analysts weigh in ahead of crucial Q1 fiscal 2027 earnings report.

By Priya Menon RBRK

Yvonne Wassenaar, a director at Rubrik, Inc. (NASDAQ:RBRK), recently executed a sale of company shares totaling $212,850. This transaction occurred on May 29, 2026. The sale was structured through an established Rule 10b5-1 trading plan.The filing details that Ms. Wassenaar disposed of 2,838 shares of the company's Class A Common Stock at a price of $75.00 per share. It is noted that since this sale took place, the stock has increased to $85.07, reflecting a 27.75% gain over the past week.The transaction followed an earlier action where Ms. Wassenaar converted 2,163 shares of Class B Common Stock into an equivalent number of Class A Common Stock. Following these movements and the subsequent sale, her current holdings include 2,326 shares of Class A Common Stock and 33,837 shares of Class B Common Stock.The news arrives as Rubrik, which is valued at $16.18 billion, prepares to release its first-quarter fiscal 2027 earnings report on June 4. Ahead of this filing, several industry analysts have provided varied assessments regarding the company's financial outlook and valuation.

Director Yvonne Wassenaar Sells Rubrik Shares Under 10b5-1 Plan Amid Valuation Scrutiny
RBRK

Key Points

  • <li class="key-point"><strong>Insider Selling Under Plan:</strong> Director Yvonne Wassenaar sold shares totaling $212,850 using a pre-arranged Rule 10b5-1 trading plan on May 29, 2026.</li><li class="key-point"><strong>Analyst Optimism and Targets:</strong> Leading financial institutions like Rosenblatt (Buy rating, $90 target) and Guggenheim (Buy rating) have issued positive forecasts for Rubrik's upcoming Q1 fiscal 2027 earnings, projecting significant revenue growth.</li><li class="key-point"><strong>Strategic Partnerships Fuel Growth:</strong> The collaboration between Sophos and Rubrik to launch a Microsoft 365 backup service underscores the company's commitment to expanding its data security offerings within the market.</li></ul>
  • sectors_impacted_key_points_analysis_and_risks_uncertainties_analysis": [ {

Director Yvonne Wassenaar recently filed an SEC document detailing the sale of Rubrik, Inc.'s (NASDAQ:RBRK) Class A Common Stock. The transaction, which took place on May 29, 2026, involved the disposal of shares totaling $212,850.

Specifically, Ms. Wassenaar sold 2,838 shares of the company's Class A Common Stock. This sale was executed at a price point of $75.00 per share. It is important to note that in the period since this transaction, the stock has appreciated significantly, climbing to $85.07, which represents a substantial 27.75% increase over the preceding week.

The sale was not an immediate disposition but was carried out pursuant to a Rule 10b5-1 trading plan that Ms. Wassenaar had initially established on December 15, 2025. This structured plan governs how and when the shares were sold.


Preceding Share Conversions

Before executing the sale, another notable action occurred: Ms. Wassenaar converted a holding of Class B Common Stock into its Class A equivalent. The reporting person converted 2,163 shares of Class B Common Stock into an equal number of Class A Common Stock. The structure of the Class B shares allows each share held by the reporting person to be convertible into one share of Class A Common Stock at any time, either at the option of the holder or automatically upon certain defined sales or transfers.


Current Holdings

Following these combined activities-the conversion and the subsequent sale-Ms. Wassenaar's current direct holdings are reported as 2,326 shares of Class A Common Stock alongside 33,837 shares of Class B Common Stock.


Analyst Coverage Ahead of Earnings

The timing of this insider sale coincides with significant market anticipation surrounding Rubrik's upcoming financial disclosures. The company, valued at $16.18 billion, is scheduled to report its earnings on June 4th. Analysis from InvestingPro suggests that the stock may currently be overvalued relative to existing metrics, although the firm acknowledges that the company maintains a robust gross profit margin of 80%. For deeper analysis regarding RBRK’s valuation and access to specialized insights, further resources are available.


Market Expectations and Strategic Developments

Beyond the insider transactions, Rubrik Inc. is preparing for the release of its first-quarter fiscal 2027 earnings report, drawing attention from multiple financial analysts who have provided detailed projections regarding the company’s prospects.

Several key firms have maintained favorable ratings and set specific revenue targets:

  • Rosenblatt has reiterated a Buy rating while setting a price target of $90. The firm forecasts that first-quarter revenue will be at least $366 million, suggesting a year-over-year growth rate of no less than 31%. Furthermore, Rosenblatt anticipates that subscription revenue will increase by 33%, constituting 97% of the total expected revenue.
  • Guggenheim also maintained a Buy rating. While expecting Rubrik’s total revenue to surpass consensus expectations, Guggenheim projected that any beat would be smaller compared to growth seen in previous quarters.
  • Cantor Fitzgerald reiterated an Overweight rating with a price target set at $85. The firm noted mixed partner checks for the quarter's performance.

In terms of strategic partnerships, Sophos recently announced a new Microsoft 365 backup service developed in collaboration with Rubrik. This joint service is designed to facilitate data recovery following security incidents. This partnership was part of broader strategic efforts between the two companies and had been initially announced back in August of 2025. These developments contribute to market observers closely monitoring the company’s performance as its earnings report approaches on June 4th.


Market Data Snapshot

Recent trading data shows a snapshot of RBRK's activity: The stock was recently quoted at $85.07, showing an increase of +$6.44 (or +8.19%) compared to previous levels. Conversely, the after-hours price was listed at $84.62, reflecting a drop of -$0.44 (-0.53%).

Risks

  • <li class="risk-point"><strong>Valuation Concerns:</strong> Analysis from InvestingPro suggests that, despite strong operational metrics like an 80% gross profit margin, the stock may appear overvalued at current market levels.</li><li class="risk-point"><strong>Mixed Partner Checks:</strong> Cantor Fitzgerald noted mixed partner checks for the quarter, suggesting potential variability in external business relationships or performance inputs impacting revenue streams.</li><li class="risk-point"><strong>Market Observation Intensity:</strong> The impending June 4th earnings report means market observers are intensely focused on performance metrics, making the stock susceptible to sharp reactions based on reported results.</li></ul>
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