Transaction · 0001207433-26-000020

Thompson John Wendell

THOMPSON JOHN WENDELL, DIR, reported an open-market or private sale at Rubrik, Inc. involving 4600.000000 shares for an estimated $406364.00. Reported holdings after the transaction were 14762.000000 shares. The stored filing text includes a detected 10b5-1 reference.

Open-market sellSEC transaction code SDIR
RBRKRubrik, Inc.
Trade date
Sep 01, 2026
Filing date
Sep 04, 2026
View on SEC Insider profile
Estimated value-$406kShares × reported price
Shares traded4.60k$88.34 per share
Holdings after14.7kDirect
% of reported position traded23.76%This security and ownership context
How reported position traded is calculated

Shares sold ÷ (holdings after + shares sold). Estimated position before: 19,362 shares.

Row-level estimate for this security and ownership context, not the insider’s complete portfolio. Joint ownership, other transactions in the filing, amendments and footnotes can affect interpretation.

RBRK price since this filing

Daily closing prices, with the filing date and available return windows
RBRK · Daily closing priceLoading daily prices…
Filing dateReturn windows appear as prices become available.
Pre-filing1mo ago -22.8%1w ago +3.3%1d ago -0.7%
Returns since7d -7.5%30d +26.6%90d180d1y

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
Sell
Code S
Identifier
0001207433-26-000020
Class A Common Stock
Transaction date
Sep 01, 2026
Filed Sep 04, 2026, 12:22 AM · 3d delay
Shares
4,600 sh
$88.34 per share
Estimated value
-$406k
Computed from shares × price
Holdings after
14,762 sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $100kLarge $1.00M
Direct Ownership Large Holdings Reduction Large Sale Repeat Seller 10b5-1 Detected
Filing-only score

-4 points

Compact filing score computed from stored Form 4 facts. Version v1.

Neutral filing signal

This filing is broadly neutral on the filing-only scale. The Form 4 facts do not strongly tilt positive or negative.

How this score is calculated
  • direct_ownership+6 points

    direct_or_indirect_ownership = D

    Direct ownership reports the insider's personal stake.
  • tenb5_1_detected-10 points

    is_10b5_1 = true

    Stored filing content includes detected 10b5-1 language.
Read the scoring methodology

Signed filing-only points, not a probability or expected return. Version v1.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

No officer title

Officer NoDirector Yes10% NoOther No
Footnotes & amended
  1. F1

    This sale reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan, adopted October 6, 2025.

  2. F2

    The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $87.97 to $88.96 per share, inclusive. The Reporting Person undertake…

  3. F3

    The shares are held of record by John and Sandra Thompson Trust, for which the Reporting Person serves as a co-trustee and shares voting and dispositive power with his spouse.

  4. F4

    The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $88.97 to $89.38 per share, inclusive. The Reporting Person undertake…

  5. F5

    The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $91.57 to $91.74 per share, inclusive. The Reporting Person undertake…

  6. F6

    The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $87.72 to $88.70 per share, inclusive. The Reporting Person undertake…

  7. F7

    The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $88.72 to $89.66 per share, inclusive. The Reporting Person undertake…

  8. F8

    The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $89.81 to $90.68 per share, inclusive. The Reporting Person undertake…

  9. F9

    The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $90.83 to $91.74 per share, inclusive. The Reporting Person undertake…

  10. F10

    The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $92.35 to $92.38 per share, inclusive. The Reporting Person undertake…

  11. F11

    Fully vested.

  12. F12

    Each share of Class B Common Stock held by the Reporting Person will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subje…

Original filing · 0001207433-26-000020
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RBRK