RUBRIK INC-A (RBRK) Institutional Ownership Changes & 13F Activity

RUBRIK INC-A (RBRK). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q2 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Aqr Capital Management Llc, Anatole Investment Management Ltd, Pointstate Capital Lp, Two Sigma Investments, Lp, and Bamco Inc.

InstitutionTypeChange in sharesChange Position %SharesReported stock balancePortfolio quarterFiling date
Anchor Investment Management, LlcBuy+105105$8.43KQ2 2026Sep 15, 2026
Manufacturers Life Insurance Company, TheBuy+48,966+85.3%106,338$8.54MQ2 2026Sep 09, 2026
Integrated Wealth Concepts LlcBuy+13,854+181.9%21,471$1.72MQ2 2026Sep 09, 2026
Parkside Financial Bank & TrustSell-17-73.9%6$482.00Q2 2026Sep 04, 2026
Allianz Asset Management GmbhSell-12,086-12.0%88,333$7.09MQ2 2026Sep 02, 2026
Corient Private Wealth LlcBuy+144,651144,651$11.61MQ2 2026Aug 27, 2026
California State Teachers Retirement SystemBuy+11,786+6.8%184,127$14.78MQ2 2026Aug 24, 2026
Assenagon Asset Management S.A.Buy+28,056+11.1%280,448$22.51MQ2 2026Aug 21, 2026
Forefront Wealth Partners, LlcBuy+16+0.2%6,621$531.53KQ2 2026Aug 20, 2026
Mercer Global Advisors IncBuy+102,844+233.7%146,854$11.79MQ2 2026Aug 19, 2026
Beacon Pointe Advisors, LlcSell-276-0.1%391,778$31.45MQ2 2026Aug 18, 2026
Capstone Investment Advisors, LlcBuy+6,0966,096$489.39KQ2 2026Aug 17, 2026
Grandeur Peak Global Advisors, LlcBuy+4,616+11.7%44,025$3.53MQ2 2026Aug 17, 2026
Proficio Capital Partners LlcBuy+2,9792,979$239.15KQ2 2026Aug 17, 2026
Public Employees Retirement System Of OhioBuy+2,581+6.2%44,184$3.55MQ2 2026Aug 17, 2026
Strive Financial Group ,LlcBuy+3232$2.57KQ2 2026Aug 17, 2026
Transamerica Financial Advisors, LlcBuy+9+75.0%21$1.69KQ2 2026Aug 17, 2026
Aqr Capital Management LlcBuy+7,730,767+348.7%9,947,988$780.12MQ2 2026Aug 14, 2026
Anatole Investment Management LtdBuy+2,189,2572,189,257$175.75MQ2 2026Aug 14, 2026
Pointstate Capital LpSell-1,790,000-49.1%1,856,244$149.02MQ2 2026Aug 14, 2026
Two Sigma Investments, LpSell-1,752,229-75.7%561,015$45.04MQ2 2026Aug 14, 2026
Bamco IncBuy+837,860+301.9%1,115,395$89.54MQ2 2026Aug 14, 2026
Legal & General Group PlcBuy+796,941+43.7%2,620,318$210.36MQ2 2026Aug 14, 2026
Susquehanna International Group, LlpSell-574,503-63.4%331,242$26.59MQ2 2026Aug 14, 2026
Wells Fargo & Company/MnSell-543,685-46.0%637,261$51.16MQ2 2026Aug 14, 2026
Driehaus Capital Management LlcBuy+492,208492,208$39.51MQ2 2026Aug 14, 2026
Barclays PlcBuy+328,924+71.9%786,511$63.14MQ2 2026Aug 14, 2026
Bank Of America CorpBuy+302,740+29.6%1,324,361$106.32MQ2 2026Aug 14, 2026
Price T Rowe Associates IncBuy+280,579+31.6%1,168,219$93.78MQ2 2026Aug 14, 2026
Millennium Management LlcSell-268,599-67.2%131,091$10.52MQ2 2026Aug 14, 2026
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Frequently asked questions about RBRK activity

  • Which institutional owners are buying RBRK?

    Institutional owners buying RBRK include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in RBRK activity?

    "Buy" means an investor increased their reported position in RBRK compared to the prior reporting period. This reflects growing exposure to RUBRIK INC-A (RBRK) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in RBRK increasing?

    Institutional interest in RBRK can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.