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sellWeak cluster of 310b5-1 plan

Yvonne Wassenaar sold $86k of RBRK

director at Rubrik, Inc.. 721 shares at an average of $119.00, traded Oct 5, 2026, filed Oct 6, 2026.

Warning score
24
Value
$86k
721 shares
Holdings after
2,988
-19% from before
From 52-week low
+180%
low $43.81, close $122.68
From 52-week high
0%
high $122.68, as of Oct 5, 2026

Score components

  • Role
    Director
    +15
  • Trade size
    $86k at market
    +9
  • Share of holdings sold
    Sold 19% of holdings
    +5
  • Cluster
    3 insiders selling within 14 days
    +15
  • 10b5-1 plan
    Pre-scheduled under a 10b5-1 plan
    -20

What happened after comparable sells

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

RBRKOct 9, 2026 · close 125.14
Since filing Oct 6, 2026: -0.5%SPY -0.1% · excess -0.5%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0001707744-26-000023, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Oct 5, 2026SOpen-market sale
Class A Common Stock10b5-1
-721$119.00$86k2,9885 d ago

Related signals

Other insiders at Rubrik, Inc. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
40Moderate
RBRKsell 310b5-1
Rubrik, Inc.
Arvind Nithrakashyap
Chief Technology Officer
$4.8M
38,460 shares
-13%
40Moderate
RBRKsell 310b5-1
Rubrik, Inc.
John Wendell Thompson
director
$1.6M
13,500 shares
-180%
27Weak
RBRKsell 410b5-1
Rubrik, Inc.
Kiran Kumar Choudary
Chief Financial Officer
$1.0M
10,000 shares
-1%
40Moderate
RBRKsell 410b5-1
Rubrik, Inc.
Arvind Nithrakashyap
Chief Technology Officer
$3.5M
38,460 shares
-13%
40Moderate
RBRKsell 410b5-1
Rubrik, Inc.
John Wendell Thompson
director
$1.2M
13,500 shares
-135%
23Weak
RBRKsell 410b5-1
Rubrik, Inc.
Yvonne Wassenaar
director
$65k
721 shares
-16%
37Weak
RBRKsell
Rubrik, Inc.
Kiran Kumar Choudary
Chief Financial Officer
$6.2M
87,971 shares
-18%
0Weak
RBRKsell10b5-1
Rubrik, Inc.
Kiran Kumar Choudary
Chief Financial Officer
$120k
1,800 shares
-1%
0Weak
RBRKsell10b5-1
Rubrik, Inc.
Kiran Kumar Choudary
Chief Financial Officer
$113k
1,800 shares
-1%
0Weak
RBRKsell10b5-1
Rubrik, Inc.
Kiran Kumar Choudary
Chief Financial Officer
$118k
1,800 shares
-1%

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Yvonne Wassenaar sold $86k of RBRK | InsiderTell