RBRK Rubrik, Inc.: institutional ownership and insider trading
630 funds reported holding $12.3B of Rubrik, Inc. in their latest 13F filings; in Q2 2026 funds net bought $1.17B, with 179 new positions and 69 funds selling out; over the last 12 months insiders bought $502K and sold $68.9M on the open market; over its last four quarters it reported revenue of $1.54B and net income of $94.1M.
RBRK revenue and earnings
- Quarter ended Jul 31, 2026: revenue $427M, net income −$61.8M, EPS -0.30
- Quarter ended Apr 30, 2026: revenue $387M, net income −$41.9M, EPS -0.21
- Quarter ended Jan 31, 2026: revenue $378M, net income $262M, EPS -0.44
- Quarter ended Oct 31, 2025: revenue $350M, net income −$63.8M, EPS -0.32
Famous investors holding RBRK
- Cathie Wood (ARK Investment Management): $29.3M, 0.2% of the portfolio
- Renaissance Technologies (Renaissance Technologies): $40.9M, 0.1% of the portfolio
- Two Sigma (Two Sigma Investments): $46.5M, 0.0% of the portfolio
- D. E. Shaw (D. E. Shaw & Co.): $37.1M, 0.0% of the portfolio
- Ken Griffin (Citadel Advisors): $87.1M, 0.0% of the portfolio
- Izzy Englander (Millennium Management): $19.4M, 0.0% of the portfolio
Largest institutional holders of RBRK
- VANGUARD GROUP INC — $1.12B
- BlackRock, Inc. (BLK) — $802M
- AQR CAPITAL MANAGEMENT LLC — $780M
- FMR LLC — $739M
- VANGUARD PORTFOLIO MANAGEMENT LLC — $666M
- VANGUARD CAPITAL MANAGEMENT LLC — $553M
- FIRST TRUST ADVISORS LP — $480M
- NORGES BANK — $327M
- VOYA INVESTMENT MANAGEMENT LLC — $322M
- JANE STREET GROUP, LLC — $242M
Recent RBRK insider trades
- Oct 7, 2026: Nithrakashyap Arvind sold 38,460 shares ($4.78M)
- Oct 5, 2026: Wassenaar Yvonne sold 721 shares ($85.8K)
- Oct 1, 2026: Thompson John Wendell sold 13,500 shares ($1.56M)
- Sep 17, 2026: Choudary Kiran Kumar sold 10,000 shares ($1.05M)
5%+ owners
- AQR Capital Management, LLC: 6.2% (Schedule 13G, filed Aug 13, 2026)
- BlackRock, Inc.: 5.3% (Schedule 13G, filed Apr 27, 2026)
- FMR LLC: 5.3% (Schedule 13G, filed May 6, 2026)
- Vanguard Portfolio Management: 5.1% (Schedule 13G, filed Apr 29, 2026)
- Vanguard Capital Management: 5.0% (Schedule 13G, filed Jul 31, 2026)
Who owns the most RBRK stock?
The largest institutional holders of Rubrik, Inc. in the latest 13F filings are VANGUARD GROUP INC ($1.12B), BlackRock, Inc. (BLK) ($802M), AQR CAPITAL MANAGEMENT LLC ($780M).
Are insiders buying or selling RBRK?
Over the last 12 months insiders bought $502K and sold $68.9M of Rubrik, Inc. stock on the open market (SEC Form 4).
Which famous investors own RBRK?
Cathie Wood, Renaissance Technologies, Two Sigma, D. E. Shaw, Ken Griffin.
What was RBRK's revenue last quarter?
Rubrik, Inc. reported revenue of $427M for the quarter ended July 31, 2026, with net income of −$61.8M.
Which ETFs hold RBRK?
101 ETFs and mutual funds hold it among their top 100 positions, including CIBR, VBR, FSCSX, VEXPX.