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Buy Day today: Neutral (53) Mixed market breadth · no major macro event

Rubrik, Inc. (RBRK)

Technology Software - Infrastructure
72.40 $
+1.1% vs. previous close
Closing price · As of: 31. Jul 2026

Who owns Rubrik, Inc. (RBRK)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 97.8% of the shares are freely tradable; institutional investors hold 76.9%.

Ownership Structure

Institutional ownership
76.9%
Insiders
2.4%
Float
97.8%
Short % of float
8.6%
Shares Outstanding
161Mio.

Largest Shareholders

Institutions

Institutions RBRK
Name Stake (%) Shares Change (%) Date
BlackRock Inc 4.28 8,816,816 -24.7 03/31/2026
FMR Inc 4.01 8,261,391 +56.7 03/31/2026
Vanguard Portfolio Management, LLC 3.90 8,029,608 +0.0 03/31/2026
Vanguard Capital Management, LLC 3.18 6,555,111 +0.0 03/31/2026
First Trust Advisors L.P. 2.38 4,895,715 -30.7 03/31/2026
VOYA INVESTMENT MANAGEMENT LLC 1.82 3,736,521 -2.4 03/31/2026
PointState Capital LP 1.77 3,646,244 +73.6 03/31/2026

Funds

Funds RBRK
Name Stake (%) Shares Change (%) Date
Vanguard Morn Total Stk Mkt Idx Investor 2.31 4,749,594 +3.3 06/30/2026
First Trust NASDAQ Cybersecurity ETF 2.26 4,661,555 -0.3 07/29/2026
Vanguard Small Cap Index 1.67 3,430,790 +3.3 06/30/2026

Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.

Insider Transactions

Insider Transactions
Date Person Role Type Shares Price Value
15. Jul 2026 Choudary Kiran Kumar Chief Financial Officer Sell 1,100 88.64 97,504
15. Jul 2026 Choudary Kiran Kumar Chief Financial Officer Sell 1,000 87.35 87,350
15. Jul 2026 Choudary Kiran Kumar Chief Financial Officer Sell 2,100 86.58 181,818
15. Jul 2026 Choudary Kiran Kumar Chief Financial Officer Sell 400 85.15 34,060
15. Jul 2026 Choudary Kiran Kumar Chief Financial Officer Sell 1,800 83.37 150,066
15. Jul 2026 Choudary Kiran Kumar Chief Financial Officer Sell 1,200 82.27 98,724
15. Jul 2026 Choudary Kiran Kumar Chief Financial Officer Sell 4,800 80.94 388,512
15. Jul 2026 Choudary Kiran Kumar Chief Financial Officer Sell 15,600 80.15 1,250,340
15. Jul 2026 Choudary Kiran Kumar Chief Financial Officer Other 12,000 0.00
13. Jul 2026 Mhatre Ravi Director Sell 3,979 83.10 330,655
10. Jul 2026 Mhatre Ravi Director Other 6,308 0.00
10. Jul 2026 Mhatre Ravi Director Other 34,399 0.00
10. Jul 2026 Mhatre Ravi Director Other 11,874 0.00
10. Jul 2026 Mhatre Ravi Director Other 3,979 0.00
10. Jul 2026 Mhatre Ravi Director Other 94,030 0.00
10. Jul 2026 Mhatre Ravi Director Other 259,005 0.00
10. Jul 2026 Mhatre Ravi Director Other 370,033 0.00
10. Jul 2026 Mhatre Ravi Director Other 470,148 0.00
10. Jul 2026 Mhatre Ravi Director Other 51,215 0.00
10. Jul 2026 Mhatre Ravi Director Other 241,577 0.00
10. Jul 2026 Mhatre Ravi Director Other 271,855 0.00
10. Jul 2026 Mhatre Ravi Director Other 1,040,590 0.00
10. Jul 2026 Mhatre Ravi Director Other 259,005 0.00
10. Jul 2026 Mhatre Ravi Director Other 370,033 0.00
10. Jul 2026 Mhatre Ravi Director Other 470,148 0.00
10. Jul 2026 Mhatre Ravi Director Other 241,577 0.00
10. Jul 2026 Mhatre Ravi Director Other 1,040,590 0.00
8. Jul 2026 Nithrakashyap Arvind Chief Technology Officer Sell 413 86.81 35,853
8. Jul 2026 Nithrakashyap Arvind Chief Technology Officer Sell 1,446 85.67 123,879
8. Jul 2026 Nithrakashyap Arvind Chief Technology Officer Sell 4,233 84.87 359,255
8. Jul 2026 Nithrakashyap Arvind Chief Technology Officer Sell 6,728 84.02 565,287
8. Jul 2026 Nithrakashyap Arvind Chief Technology Officer Other 12,820 0.00
7. Jul 2026 Nithrakashyap Arvind Chief Technology Officer Sell 1,315 89.13 117,206
7. Jul 2026 Nithrakashyap Arvind Chief Technology Officer Sell 3,978 88.33 351,377
7. Jul 2026 Nithrakashyap Arvind Chief Technology Officer Sell 4,957 87.32 432,845
7. Jul 2026 Nithrakashyap Arvind Chief Technology Officer Sell 1,821 86.45 157,425
7. Jul 2026 Nithrakashyap Arvind Chief Technology Officer Sell 749 85.44 63,995
7. Jul 2026 Nithrakashyap Arvind Chief Technology Officer Other 12,820 0.00
6. Jul 2026 Nithrakashyap Arvind Chief Technology Officer Sell 261 89.28 23,302
6. Jul 2026 Nithrakashyap Arvind Chief Technology Officer Sell 4,129 88.69 366,201
6. Jul 2026 Nithrakashyap Arvind Chief Technology Officer Sell 6,754 87.66 592,056
6. Jul 2026 Nithrakashyap Arvind Chief Technology Officer Sell 665 86.91 57,795
6. Jul 2026 Nithrakashyap Arvind Chief Technology Officer Sell 562 85.56 48,085
6. Jul 2026 Nithrakashyap Arvind Chief Technology Officer Sell 257 85.04 21,855
6. Jul 2026 Nithrakashyap Arvind Chief Technology Officer Sell 192 83.37 16,007
6. Jul 2026 Nithrakashyap Arvind Chief Technology Officer Other 12,820 0.00

Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character.

View all insider transactions →

Data as of: July 31, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)

Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.

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