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sellModerate cluster of 4

Arvind Nithrakashyap sold $2.4M of RBRK

Chief Technology Officer at Rubrik, Inc.. 31,450 shares at an average of $76.19, traded Dec 17, 2025, filed Dec 18, 2025.

Warning score
40
Value
$2.4M
31,450 shares
Holdings after
342,703
-8% from before
From 52-week low
+41%
low $51.77, close $73.19
From 52-week high
-27%
high $99.74, as of Dec 17, 2025

Score components

  • Role
    Officer
    +15
  • Trade size
    $2.4M at market
    +25
  • Share of holdings sold
    Sold 8.4% of holdings
    0
  • Cluster
    4 insiders selling within 14 days
    +15
  • Exercise and sell
    Shares came from an option exercise in the same filing
    -15

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.

This signal so far: 1m -11.6%, 3m -32.9%, 6m -7.5%.

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 12, 2026 · close 120.01
Since filing Dec 18, 2025: +58.1%SPY +16.3% · excess +41.8%

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 0002019143-25-000008, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Dec 16, 2025CConversion
Class A Common Stock
+40,625$0.00$0374,153Dec 18, 2025
Dec 17, 2025SOpen-market sale
Class A Common Stock
-31,450$76.19$2.4M342,703Dec 18, 2025
Dec 16, 2025MOption exercise
Restricted Stock Unitderivative
-40,625$0.00$040,625Dec 18, 2025
Dec 16, 2025MOption exercise
Class B Common Stockderivative
+40,625$0.00$010,371,570Dec 18, 2025
Dec 16, 2025CConversion
Class B Common Stockderivative
-40,625$0.00$010,330,945Dec 18, 2025

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%
24Weak
RBRKsell 310b5-1
Rubrik, Inc.
Yvonne Wassenaar
director
$86k
721 shares
-19%
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%
27Weak
RBRKsell 310b5-1
Rubrik, Inc.
Kiran Kumar Choudary
Chief Financial Officer
$983k
10,000 shares
-1%
40Moderate
RBRKsell 310b5-1
Rubrik, Inc.
Arvind Nithrakashyap
Chief Technology Officer
$3.0M
38,460 shares
-13%
40Moderate
RBRKsell 310b5-1
Rubrik, Inc.
John Wendell Thompson
director
$1.0M
13,500 shares
-108%

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.

Arvind Nithrakashyap sold $2.4M of RBRK | InsiderTell