Dmitry Balyasny’s Rubrik RBRK Stock Holding History

Dmitry Balyasny’s Portfolio RBRK Stock Details RBRK Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-21,400	Closed	-$1.64M	–	3657
2025 Q4	$1.64M	Sell	21,400 -28,600	-57%	-$2.19M	﹤0.01%	1966
2025 Q3	$4.11M	Buy	+50,000	New	+$4.3M	0.01%	1458

Other funds holding RBRK

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return

VOYA Investment Management Atlanta, Georgia $116B AUM 61.47% 1-Year Est. Return

PointState Capital New York $7.82B AUM 43.51% 1-Year Est. Return

Pictet Asset Management Carouge, Switzerland $105B AUM 38.07% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Dmitry Balyasny's RBRK Position: Q4 2025 in Review

Dmitry Balyasny sold out of Rubrik (RBRK) in Q4 2025, closing a stake of 225,549 shares — an estimated $17.3M sold.

Dmitry Balyasny first reported a position in RBRK in Q3 2024 and held it in 4 quarters. The position peaked at $25.5M in Q4 2024. 473 funds tracked by Wall St. Rank hold RBRK as of Q4 2025.

Dmitry Balyasny reported no remaining Rubrik position as of Q4 2025 after selling out during the quarter.
Dmitry Balyasny sold 225,549 Rubrik shares in Q4 2025, an estimated $17.3M.
Dmitry Balyasny first reported a position in Rubrik in Q3 2024 and held it in 4 quarters.
Dmitry Balyasny's Rubrik position peaked at $25.5M in Q4 2024.
473 funds tracked by Wall St. Rank held Rubrik as of Q4 2025.

Based on Balyasny Asset Management's 13F filing for Q4 2025, filed 17 Feb 2026.