RUBRIK INC-A (RBRK) Institutional Ownership and Insiders Activity

RUBRIK INC-A (RBRK) is widely held by institutional investors, with 3 tracked firms reporting positions valued at approximately $38.15M based on SEC Form 13F filings for the quarter ended June 30, 2026.

ARK Invest is the largest disclosed holder, reporting approximately $19.35M in RBRK holdings in its latest filing.

Institutional ownership among tracked investors remains highly concentrated, with ARK Invest representing the majority of disclosed value.

Recent insider activity includes 50 tracked Form 4 transactions over the last three months, reflecting ongoing executive and director trading activity.