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.
| Institution | Type | Change in shares | Change Position % | Shares | Reported stock balance | Portfolio quarter | Filing date |
|---|---|---|---|---|---|---|---|
| Anchor Investment Management, Llc | Buy | +105 | — | 105 | $8.43K | Q2 2026 | Sep 15, 2026 |
| Manufacturers Life Insurance Company, The | Buy | +48,966 | +85.3% | 106,338 | $8.54M | Q2 2026 | Sep 09, 2026 |
| Integrated Wealth Concepts Llc | Buy | +13,854 | +181.9% | 21,471 | $1.72M | Q2 2026 | Sep 09, 2026 |
| Parkside Financial Bank & Trust | Sell | -17 | -73.9% | 6 | $482.00 | Q2 2026 | Sep 04, 2026 |
| Allianz Asset Management Gmbh | Sell | -12,086 | -12.0% | 88,333 | $7.09M | Q2 2026 | Sep 02, 2026 |
| Corient Private Wealth Llc | Buy | +144,651 | — | 144,651 | $11.61M | Q2 2026 | Aug 27, 2026 |
| California State Teachers Retirement System | Buy | +11,786 | +6.8% | 184,127 | $14.78M | Q2 2026 | Aug 24, 2026 |
| Assenagon Asset Management S.A. | Buy | +28,056 | +11.1% | 280,448 | $22.51M | Q2 2026 | Aug 21, 2026 |
| Forefront Wealth Partners, Llc | Buy | +16 | +0.2% | 6,621 | $531.53K | Q2 2026 | Aug 20, 2026 |
| Mercer Global Advisors Inc | Buy | +102,844 | +233.7% | 146,854 | $11.79M | Q2 2026 | Aug 19, 2026 |
| Beacon Pointe Advisors, Llc | Sell | -276 | -0.1% | 391,778 | $31.45M | Q2 2026 | Aug 18, 2026 |
| Capstone Investment Advisors, Llc | Buy | +6,096 | — | 6,096 | $489.39K | Q2 2026 | Aug 17, 2026 |
| Grandeur Peak Global Advisors, Llc | Buy | +4,616 | +11.7% | 44,025 | $3.53M | Q2 2026 | Aug 17, 2026 |
| Proficio Capital Partners Llc | Buy | +2,979 | — | 2,979 | $239.15K | Q2 2026 | Aug 17, 2026 |
| Public Employees Retirement System Of Ohio | Buy | +2,581 | +6.2% | 44,184 | $3.55M | Q2 2026 | Aug 17, 2026 |
| Strive Financial Group ,Llc | Buy | +32 | — | 32 | $2.57K | Q2 2026 | Aug 17, 2026 |
| Transamerica Financial Advisors, Llc | Buy | +9 | +75.0% | 21 | $1.69K | Q2 2026 | Aug 17, 2026 |
| Aqr Capital Management Llc | Buy | +7,730,767 | +348.7% | 9,947,988 | $780.12M | Q2 2026 | Aug 14, 2026 |
| Anatole Investment Management Ltd | Buy | +2,189,257 | — | 2,189,257 | $175.75M | Q2 2026 | Aug 14, 2026 |
| Pointstate Capital Lp | Sell | -1,790,000 | -49.1% | 1,856,244 | $149.02M | Q2 2026 | Aug 14, 2026 |
| Two Sigma Investments, Lp | Sell | -1,752,229 | -75.7% | 561,015 | $45.04M | Q2 2026 | Aug 14, 2026 |
| Bamco Inc | Buy | +837,860 | +301.9% | 1,115,395 | $89.54M | Q2 2026 | Aug 14, 2026 |
| Legal & General Group Plc | Buy | +796,941 | +43.7% | 2,620,318 | $210.36M | Q2 2026 | Aug 14, 2026 |
| Susquehanna International Group, Llp | Sell | -574,503 | -63.4% | 331,242 | $26.59M | Q2 2026 | Aug 14, 2026 |
| Wells Fargo & Company/Mn | Sell | -543,685 | -46.0% | 637,261 | $51.16M | Q2 2026 | Aug 14, 2026 |
| Driehaus Capital Management Llc | Buy | +492,208 | — | 492,208 | $39.51M | Q2 2026 | Aug 14, 2026 |
| Barclays Plc | Buy | +328,924 | +71.9% | 786,511 | $63.14M | Q2 2026 | Aug 14, 2026 |
| Bank Of America Corp | Buy | +302,740 | +29.6% | 1,324,361 | $106.32M | Q2 2026 | Aug 14, 2026 |
| Price T Rowe Associates Inc | Buy | +280,579 | +31.6% | 1,168,219 | $93.78M | Q2 2026 | Aug 14, 2026 |
| Millennium Management Llc | Sell | -268,599 | -67.2% | 131,091 | $10.52M | Q2 2026 | Aug 14, 2026 |
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.
Related RBRK Institutional Insights
- RBRK Overview
- RBRK 13F Institutional Holders
- RBRK Top Institutional Shareholders
- Technology Sector Institutional Ownership
- Technology Sector Portfolio Overlap
- Institutional Portfolio Overlap & Shared Holdings
- Most Bought Technology Stocks By Institutional Investors
- Most Sold Technology Stocks By Institutional Investors
- RBRK Insider Trading & SEC Form 4 Activity
- RBRK Articles
- Top Institutional Investor Stock Rankings