XTX Topco’s Rubrik RBRK Stock Holding History

XTX Topco’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	-6,919	Closed	-$529K	–	4500
2025 Q4	$529K	Sell	6,919 -6,984	-50%	-$536K	0.01%	1542
2025 Q3	$1.14M	Buy	13,903 +9,176	+194%	+$789K	0.06%	486
2025 Q2	$423K	Sell	4,727 -48,570	-91%	-$3.84M	0.02%	1214
2025 Q1	$3.25M	Buy	53,297 +28,290	+113%	+$1.93M	0.17%	105
2024 Q4	$1.63M	Buy	25,007 +7,253	+41%	+$358K	0.13%	126
2024 Q3	$571K	Buy	+17,754	New	+$588K	0.04%	729

Other funds holding RBRK

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

First Trust Advisors Wheaton, Illinois $140B AUM 27.84% 1-Year Est. Return

VOYA Investment Management Atlanta, Georgia $96.1B AUM 40.06% 1-Year Est. Return

PointState Capital New York $7.9B AUM 42.31% 1-Year Est. Return

Pictet Asset Management Carouge, Switzerland $94.8B AUM 24.11% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

XTX Topco's RBRK Position: Q1 2026 in Review

XTX Topco sold out of Rubrik (RBRK) in Q1 2026, closing a stake of 6,919 shares — an estimated $529K sold.

XTX Topco first reported a position in RBRK in Q3 2024 and held it in 6 quarters. The position peaked at $3.25M in Q1 2025. 462 funds tracked by Wall St. Rank hold RBRK as of Q1 2026.

XTX Topco reported no remaining Rubrik position as of Q1 2026 after selling out during the quarter.
XTX Topco sold 6,919 Rubrik shares in Q1 2026, an estimated $529K.
XTX Topco first reported a position in Rubrik in Q3 2024 and held it in 6 quarters.
XTX Topco's Rubrik position peaked at $3.25M in Q1 2025.
462 funds tracked by Wall St. Rank held Rubrik as of Q1 2026.

Based on XTX Topco's 13F filing for Q1 2026, filed 15 May 2026.