$RBRK

THOMPSON JOHN WENDELL sold $146K of RBRK

THOMPSON JOHN WENDELL sold 1,700 shares of Rubrik, Inc. (RBRK) at $86.07 ($0.15M total) on 2026-06-01 under a Rule 10b5-1 trading plan.

Original reporting
SEC EDGAR · THOMPSON JOHN WENDELL
Published Jun 4, 2026, 1:40 AM UTC
Analysis
alphai AI DeskAI-generated
Added to alphai Jun 4, 2026, 2:03 AM UTC. Informational, not investment advice.
How this was made
alphai summarizes source reporting and applies a structured AI analysis for relevance, timing, sentiment and ticker impact. Always verify material claims with the original publisher.
alphai market briefInsider activity
Primary signal
$RBRK
Neutral
medium confidence
Mentioned
$RBRK
Relevance
6/10
alphai data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$RBRKNeutralLow
01

Why it matters

The disclosure updates ownership/flow expectations but does not, by itself, change Rubrik’s fundamentals or guidance.

02

Market read

Primarily a sentiment/positioning datapoint; likely limited trading edge absent additional catalysts.

03

What to watch

The article provides only the sale size and price, not whether multiple insiders are selling/buying concurrently or whether the director’s remaining stake changes materially over time.

Relevance 6/10Novelty 3/10Timing: Filed June 3; sale executed June 1 (post-trade disclosure).

Background

SEC Form 4 insider transaction: director sells shares via an open-market sale executed under a pre-arranged Rule 10b5-1 plan.

Company-level read

Ticker impact

$RBRKNeutralMedium confidence
Context

Rubrik director John Wendell Thompson sold 1,700 shares in an open-market transaction under a pre-arranged 10b5-1 plan.

Expected impact

Low likelihood of sustained price impact; any reaction is likely short-lived unless paired with other company-specific news.

Evidence & confidence

The filing is a routine 10b5-1 sale disclosure (not a buy) with no accompanying operational or guidance change stated in the article.

Market effects

Minimal—single-company insider transaction without new product/financial/regulatory catalysts.

None indicated.

None indicated.

Counterpoint

A 10b5-1 sale can still coincide with internal expectations of reduced near-term upside, even if it’s pre-planned; traders may still fade strength around the disclosure date.

Key entities

  • Rubrik, Inc.

    Company whose director executed a disclosed open-market sale under a 10b5-1 plan.

  • THOMPSON JOHN WENDELL

    Director who sold 1,700 shares at $86.0700 on 2026-06-01.

Full insider trading history

This story covers one filing. See everything behind it: every insider buy and sell on record, 10b5-1 plans, late filings, and which officers and directors are trading.

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