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Rubrik, Inc.

RBRK
Exchange
NYSE
Industry
Services-Prepackaged Software
SEC CIK
0001943896

In the last 90 days, Rubrik, Inc. insiders filed 0 open-market purchases and 11 sales; 575 institutions reported holding it in 13F filings for Q2 2026, worth $10.4B in total; ARK Invest is the only superinvestor holding it.

13F holders, Q3 2025

Institutional positions in Rubrik, Inc. as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
438
+53 vs. Q2 2025
Shares held
102.5M
+5.38M (+5.5%) vs. Q2 2025
Total value
$8.43B
−$267.8M (−3.1%) vs. Q2 2025
New holders
133
177 more added
Sold out
80
81 more reduced

5 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting RBRK on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2025: 438 institutions
Q1 2021: 0 institutionsQ2 2021: 0 institutionsQ3 2021: 0 institutionsQ4 2021: 0 institutionsQ1 2022: 0 institutionsQ2 2022: 0 institutionsQ3 2022: 0 institutionsQ4 2022: 0 institutionsQ1 2023: 0 institutionsQ2 2023: 0 institutionsQ3 2023: 0 institutionsQ4 2023: 0 institutionsQ1 2024: 0 institutionsQ2 2024: 135 institutionsQ3 2024: 169 institutionsQ4 2024: 252 institutionsQ1 2025: 305 institutionsQ2 2025: 390 institutionsQ3 2025: 438 institutionsQ4 2025: 473 institutionsQ1 2026: 466 institutionsQ2 2026: 575 institutions
Value heldQ3 2025: $8.43B
Q1 2021: $0Q2 2021: $0Q3 2021: $0Q4 2021: $0Q1 2022: $0Q2 2022: $0Q3 2022: $0Q4 2022: $0Q1 2023: $0Q2 2023: $0Q3 2023: $0Q4 2023: $0Q1 2024: $0Q2 2024: $1.09BQ3 2024: $1.68BQ4 2024: $4.38BQ1 2025: $4.89BQ2 2025: $8.93BQ3 2025: $8.43BQ4 2025: $8.83BQ1 2026: $5.69BQ2 2026: $10.4B
Institutions holding RBRK and their total value by quarter
QuarterHoldersValue
Q2 2026575$10.4B
Q1 2026466$5.69B
Q4 2025473$8.83B
Q3 2025438$8.43B
Q2 2025390$8.93B
Q1 2025305$4.89B
Q4 2024252$4.38B
Q3 2024169$1.68B
Q2 2024135$1.09B
Q1 20240$0
Q4 20230$0
Q3 20230$0
Q2 20230$0
Q1 20230$0
Q4 20220$0
Q3 20220$0
Q2 20220$0
Q1 20220$0
Q4 20210$0
Q3 20210$0
Q2 20210$0
Q1 20210$0

Institutions, Q3 2025

Shares, value and share of portfolio for each institution holding Rubrik, Inc.; share changes are against Q2 2025.

Institutions holding RBRK in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Alkeon Capital Management LLC700,000$57.6M0.26%00.0%Unchanged
Mirae Asset Global ETFs Holdings Ltd.704,933$58.0M0.09%+13,101+1.9%Added
Ieq Capital, LLC748,212$61.5M0.19%+507,879+211.3%Added
Atreides Management, LP752,752$61.9M1.61%+281,472+59.7%Added
Assenagon Asset Management S.A.759,263$62.4M0.09%+198,133+35.3%Added
Alliancebernstein L.P.773,730$63.6M0.02%+210,109+37.3%Added
UBS Asset Management Americas Inc784,262$64.5M0.01%−104,540−11.8%Reduced
Renaissance Technologies LLC807,700$66.4M0.09%−410,300−33.7%Reduced
Susquehanna International Group, LLP857,104$70.5M0.10%+790,617+1,189.1%Added
Millennium Management LLC881,589$72.5M0.06%−21,908−2.4%Reduced
Summit Partners Public Asset Management, LLC908,745$74.7M2.43%−85,626−8.6%Reduced
Penserra Capital Management LLC931,524$76.6M0.92%−5,262−0.6%Reduced
Charles Schwab Investment Management Inc951,394$78.3M0.01%+216,519+29.5%Added
Invesco Ltd.1,074,025$88.3M0.01%+842,939+364.8%Added
JPMorgan Chase & Co1,086,912$89.4M0.01%−226,121−17.2%Reduced
D. E. Shaw & Co., Inc.1,092,093$89.8M0.07%−3,230,849−74.7%Reduced
AQR Capital Management LLC1,189,403$97.8M0.06%+1,189,403New
Price T Rowe Associates Inc1,198,890$98.6M0.01%+590,328+97.0%Added
Clearbridge Investments, LLC1,267,528$104.3M0.08%+39,969+3.3%Added
Pictet Asset Management Holding SA1,314,345$108.1M0.10%+1,299,730+8,893.1%Added
Capital International Investors1,321,667$108.7M0.02%00.0%Unchanged
Bain Capital Venture Investors, LLC1,359,640$111.8M98.23%00.0%Unchanged
Institutional Venture Management XV, LLC1,431,479$117.7M89.60%−737,232−34.0%Reduced
Bank of America Corp1,513,796$124.5M0.01%−559,248−27.0%Reduced
Morgan Stanley1,682,320$138.4M0.01%+759,657+82.3%Added
PointState Capital LP1,702,347$140.0M2.51%+1,702,347New
Legal & General Group Plc1,753,576$144.2M0.03%−405,859−18.8%Reduced
UBS Group AG1,878,089$154.5M0.03%+1,062,700+130.3%Added
State Street Corp2,082,786$171.3M0.01%+311,311+17.6%Added
Geode Capital Management, LLC2,349,935$193.8M0.01%+400,888+20.6%Added
Federated Hermes, Inc.2,437,768$200.5M0.35%+1,229,476+101.8%Added
FMR LLC2,619,379$215.4M0.01%−350,404−11.8%Reduced
Citadel Advisors LLC2,679,219$220.4M0.18%+1,004,312+60.0%Added
Voya Investment Management LLC3,569,026$293.6M0.29%+543,855+18.0%Added
First Trust Advisors LP4,947,785$407.0M0.30%+485,080+10.9%Added
BlackRock, Inc.10,126,964$832.9M0.01%+1,772,642+21.2%Added
Vanguard Group Inc13,016,248$1.07B0.02%+993,634+8.3%Added
Rakuten Investment Management, Inc.1,964––+1,964New
Arrowstreet Capital, Limited Partnership0$00.00%−955,600−100.0%Sold out
1832 Asset Management L.P.0$00.00%−694,300−100.0%Sold out
Pathway Capital Management, LP0$00.00%−643,199−100.0%Sold out
Jump Financial, LLC0$00.00%−409,330−100.0%Sold out
Tudor Investment Corp Et Al0$00.00%−230,719−100.0%Sold out
Monolith Management Ltd0$00.00%−211,050−100.0%Sold out
Los Angeles Capital Management LLC0$00.00%−196,576−100.0%Sold out
Science & Technology Partners, L.P.0$00.00%−171,140−100.0%Sold out
Quadrature Capital Ltd0$00.00%−150,843−100.0%Sold out
Susquehanna Advisors Group, Inc.0$00.00%−150,413−100.0%Sold out
State of Tennessee, Treasury Department0$00.00%−137,979−100.0%Sold out
Hamilton Lane Advisors LLC0$00.00%−105,414−100.0%Sold out
Virtus Wealth Solutions LLC0$00.00%−90,497−100.0%Sold out
HarbourVest Partners LLC0$00.00%−87,658−100.0%Sold out
Mission Creek Capital Partners, Inc.0$00.00%−86,036−100.0%Sold out
EAM Global Investors LLC0$00.00%−72,557−100.0%Sold out
FORA Capital, LLC0$00.00%−70,217−100.0%Sold out
Adage Capital Partners GP, L.L.C.0$00.00%−65,000−100.0%Sold out
StepStone Group LP0$00.00%−60,182−100.0%Sold out
Meridiem Capital Partners LP0$00.00%−59,470−100.0%Sold out
Schonfeld Strategic Advisors LLC0$00.00%−58,541−100.0%Sold out
Union Bancaire Privee, UBP SA0$00.00%−57,900−100.0%Sold out
Nebula Research & Development LLC0$00.00%−42,453−100.0%Sold out
Y-Intercept (Hong Kong) Ltd0$00.00%−28,137−100.0%Sold out
Interval Partners, LP0$00.00%−26,076−100.0%Sold out
Icapital Wealth LLC0$00.00%−22,688−100.0%Sold out
Andar Capital Management HK Ltd0$00.00%−22,000−100.0%Sold out
Miura Global Management, LLC0$00.00%−20,000−100.0%Sold out
Diversify Advisory Services, LLC0$00.00%−17,282−100.0%Sold out
Occudo Quantitative Strategies LP0$00.00%−15,982−100.0%Sold out
O'Neil Global Advisors, Inc.0$00.00%−15,265−100.0%Sold out
Sandler Capital Management0$00.00%−14,446−100.0%Sold out
Owen LaRue, LLC0$00.00%−14,400−100.0%Sold out
Avenir Tech Ltd0$00.00%−14,000−100.0%Sold out
Jasper Ridge Partners, L.P.0$00.00%−13,812−100.0%Sold out
Elo Mutual Pension Insurance Co0$00.00%−13,355−100.0%Sold out
Magnetar Financial LLC0$00.00%−11,320−100.0%Sold out
Bryce Point Capital, LLC0$00.00%−10,738−100.0%Sold out
Cisco Systems, Inc.0$00.00%−9,898−100.0%Sold out
Lockheed Martin Investment Management Co0$00.00%−9,898−100.0%Sold out
Polymer Capital Management (HK) LTD0$00.00%−9,242−100.0%Sold out
DRW Securities, LLC0$00.00%−9,073−100.0%Sold out
Petrus Trust Company, LTA0$00.00%−8,666−100.0%Sold out
Centiva Capital, LP0$00.00%−8,269−100.0%Sold out
Liberty Mutual Group Asset Management Inc.0$00.00%−8,248−100.0%Sold out
Omers Administration Corp0$00.00%−7,900−100.0%Sold out
Strategic Blueprint, LLC0$00.00%−6,830−100.0%Sold out
SkyOak Wealth, LLC0$00.00%−6,754−100.0%Sold out
Intech Investment Management LLC0$00.00%−6,731−100.0%Sold out
Soros Fund Management LLCSuperinvestorSoros Fund Management0$00.00%−6,672−100.0%Sold out
Flow Traders U.S. LLC0$00.00%−5,723−100.0%Sold out
Gladstone Institutional Advisory LLC0$00.00%−5,376−100.0%Sold out
Aspiriant, LLC0$00.00%−4,588−100.0%Sold out
Reliant Investment Partners, LLC0$00.00%−4,190−100.0%Sold out
Catalyst Funds Management Pty Ltd0$00.00%−3,910−100.0%Sold out
Firethorn Wealth Partners, LLC0$00.00%−3,860−100.0%Sold out
Moore Capital Management, LP0$00.00%−3,730−100.0%Sold out
Mach-1 Financial Group, Inc.0$00.00%−3,707−100.0%Sold out
Everence Capital Management Inc0$00.00%−3,610−100.0%Sold out
Aptus Capital Advisors, LLC0$00.00%−3,437−100.0%Sold out
Meridian Wealth Management, LLC0$00.00%−3,305−100.0%Sold out
Oxford Asset Management LLP0$00.00%−2,981−100.0%Sold out