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RBRK Rubrik Inc.

Information Technology, filed as RUBRIK INC. (CL A), Equity As of 2026 Q2 among managers we track Quote on Google Finance, opens in a new tab

Bought by 3 managers in 2026 Q2, sold by 2

  • 4 Owners
  • Max 8.3%
  • $136M
  • 1 new 2 add 1 reduce 1 exit

In 2026 Q2, 1 manager opened a position, 2 added, 1 trimmed, and 1 sold out.

Who owns this now

Largest portfolio weights among holders, up to 8.3% (Ram Parameswaran, Octahedron Capital Management). Not free-float ownership.

  1. Ram Parameswaran Add 8.3%
  2. Cathie Wood Reduce 0.19%
  3. Ron Baron Add 0.13%

Who owns RBRK

Sorted by value, long equity only, as of 2026 Q2.

History
Ron Baron, Bamco Inc. (Baron Capital) 0.13%, was 0.04% Add +301.9% 1,115,395 $90M History
Cathie Wood, Ark Investment Management 0.19% Reduce −7.5% 365,426 $29M History
Ram Parameswaran, Octahedron Capital Management 8.3%, was 4.0% Add +82.9% 203,000 $16M History
Polen Capital Management <0.01% New <0.01% 6,201 $498K History
Gavin Baker, Atreides Management exited 2026 Q2 Last 2026 Q1 0.55% Exit −0.55% 566,454 $28M History

4 current, 1 exited last period, options excluded

Weight bar: held both quarters added sold at this quarter’s reported price

Insider trades

Open-market buys and sales by RBRK's executives, directors and 10% owners in the last 12 months, from their Form 4s

All RBRK insider trades
  • $502K bought by 1 insider
  • $1.1M sold by 1 insider outside a trading plan
  • $57.2M sold by 5 insiders under 10b5-1 plans
  1. Arvind Nithrakashyap Chief Technology Officer
    Planned sale
    $4.8M 38,460 shares at $124.32 12% of stake
    Traded Oct 5–7 Filed Oct 7
    ↗
  2. Yvonne Wassenaar Director
    Planned sale
    $86K 721 shares at $119.00 19% of stake
    Traded Oct 5 Filed Oct 6
    ↗
  3. John Wendell Thompson Director
    Planned sale
    $1.6M 13,500 shares at $115.69
    Traded Oct 1 Filed Oct 2
    ↗
  4. Kiran Kumar Choudary CFO
    Planned sale
    $1M 10,000 shares at $104.81 1% of stake
    Traded Sep 15–17 Filed Sep 17
    ↗
  5. Arvind Nithrakashyap Chief Technology Officer
    Planned sale
    $3.5M 38,460 shares at $90.73 12% of stake
    Traded Sep 8–10 Filed Sep 10
    ↗
  6. Yvonne Wassenaar Director
    Planned sale
    $65K 721 shares at $89.52 16% of stake
    Traded Sep 3 Filed Sep 3
    ↗
  7. John Wendell Thompson Director
    Planned sale
    $1.2M 13,500 shares at $89.03
    Traded Sep 1 Filed Sep 3
    ↗
  8. Kiran Kumar Choudary CFO
    Planned sale
    $983K 10,000 shares at $98.32 1% of stake
    Traded Aug 24 Filed Aug 25
    ↗
  9. Arvind Nithrakashyap Chief Technology Officer
    Planned sale
    $3M 38,460 shares at $79.19 12% of stake
    Traded Aug 3–5 Filed Aug 5
    ↗
  10. Yvonne Wassenaar Director
    Planned sale
    $54K 721 shares at $75.00 16% of stake
    Traded Aug 3 Filed Aug 4
    ↗
  11. John Wendell Thompson Director
    Planned sale
    $1M 13,500 shares at $74.10
    Traded Aug 3 Filed Aug 4
    ↗
  12. Kiran Kumar Choudary CFO
    Planned sale
    $2.3M 28,000 shares at $81.73 2.8% of stake
    Traded Jul 15 Filed Jul 16
    ↗
  13. Ravi Mhatre Director
    Sale
    $331K 3,979 shares at $83.10 100% of stake
    Traded Jul 13 Filed Jul 14
    ↗
  14. Arvind Nithrakashyap Chief Technology Officer
    Planned sale
    $3.3M 38,460 shares at $86.65 11% of stake
    Traded Jul 6–8 Filed Jul 8
    ↗
  15. Yvonne Wassenaar Director
    Planned sale
    $59K 721 shares at $81.57 14% of stake
    Traded Jul 1 Filed Jul 1
    ↗

Also filed in the last 12 months, not counted as buying or selling: 67 conversions, 45 other transactions, 16 stock grants, 7 sales to cover taxes, 4 share withholdings for taxes, and 2 gifts.

SEC filings

Recent issuer filings from EDGAR, 9 shown.

Filed Form Detail Links
10-Q Filing Doc
8-K 2.02,5.02,9.01 Filing Doc
SCHEDULE 13G/A — Filing Doc
SCHEDULE 13G — Filing Doc
SCHEDULE 13G — Filing Doc
10-Q Filing Doc
8-K 5.07 Filing Doc
8-K 2.02,9.01 Filing Doc
SCHEDULE 13G — Filing Doc

Source: SEC EDGAR submissions, updated 5 days ago. All on EDGAR

Financials

US-GAAP annual figures by fiscal year, as tagged in Form 10-K. Each value links to its SEC filing.

Income statement

Metric FY2025 FY2026
Revenue $0.887B $1.32B
Gross profit $0.621B $1.05B
Gross margin * 70.0% 80.1%
Net income -$1.15B -$0.349B
Net margin * -130.3% -26.5%

Balance sheet

Metric FY2025 FY2026
Total current assets $1.08B $2.22B
Total non-current assets * $345.33M $542.97M
Total assets $1.42B $2.77B
Total current liabilities $0.95B $1.31B
Total non-current liabilities * $1.03B $1.97B
Total equity -$553.73M -$519.56M

Cash flow

Metric FY2025 FY2026
Cash from operations $48.23M $282.91M
Cash from investing -$383.44M -$830.09M
Cash from financing $398.02M $736.5M
Net change in cash $56.54M $199.15M

Source: SEC companyfacts (US-GAAP 10-K). A * marks a computed figure, not a single XBRL tag. Fiscal years are as the issuer labels them. Follow The Filings does not adjust or audit these figures.

Ownership over time

13Fs that reported it each quarter. Click a bar for that quarter’s holders.