Rubrik
RBRK
RBRK
427 hedge funds and large institutions have $8.43B invested in Rubrik in 2025 Q3 according to their latest regulatory filings, with 128 funds opening new positions, 175 increasing their positions, 80 reducing their positions, and 81 closing their positions.
New
Increased
Maintained
Reduced
Closed
more repeat investments, than reductions
Existing positions increased: | Existing positions reduced:
more first-time investments, than exits
New positions opened: | Existing positions closed:
more funds holding
Funds holding: →
less call options, than puts
Call options by funds: $ | Put options by funds: $
6% less capital invested
Capital invested by funds: $8.93B → $8.43B (-$504M)
63% less funds holding in top 10
Funds holding in top 10: 19 → 7 (-12)
70.48% less ownership
Funds ownership: 142.58% → 72.1% (-70%)
Holders
427
Holding in Top 10
7
Calls
$395M
Puts
$426M
Top Buyers
| 1 | +$146M | |
| 2 | +$140M | |
| 3 | +$107M | |
| 4 |
Federated Hermes
Pittsburgh,
Pennsylvania
|
+$101M |
| 5 |
AQR Capital Management
Greenwich,
Connecticut
|
+$97.8M |
Top Sellers
| 1 | -$266M | |
| 2 | -$105M | |
| 3 | -$88.5M | |
| 4 |
Arrowstreet Capital
Boston,
Massachusetts
|
-$85.6M |
| 5 |
Teacher Retirement System of Texas
Austin,
Texas
|
-$83.1M |