Gilder Gagnon Howe & Co’s Rubrik RBRK Stock Holding History

Gilder Gagnon Howe & Co’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
2025 Q4	–	Sell	-192,223	Closed	-$15.8M	–	281
2025 Q3	$15.8M	Sell	192,223 -1,914	-1%	-$165K	0.16%	100
2025 Q2	$17.4M	Buy	194,137 +80,341	+71%	+$6.35M	0.18%	94
2025 Q1	$6.94M	Sell	113,796 -50,888	-31%	-$3.47M	0.09%	121
2024 Q4	$10.8M	Sell	164,684 -16	-0%	-$790	0.12%	116
2024 Q3	$5.3M	Sell	164,700 -703,230	-81%	-$23.3M	0.06%	145
2024 Q2	$26.6M	Buy	+867,930	New	+$28.5M	0.33%	75

Other funds holding RBRK

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

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

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

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

Norges Bank Oslo, Norway $935B AUM

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

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

Federated Hermes Pittsburgh, Pennsylvania $61.5B AUM 30.7% 1-Year Est. Return

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

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

Gilder Gagnon Howe & Co's RBRK Position: Q4 2025 in Review

Gilder Gagnon Howe & Co sold out of Rubrik (RBRK) in Q4 2025, closing a stake of 192,223 shares — an estimated $15.8M sold.

Gilder Gagnon Howe & Co first reported a position in RBRK in Q2 2024 and held it in 6 quarters. The position peaked at $26.6M in Q2 2024. 473 funds tracked by Wall St. Rank hold RBRK as of Q4 2025.

Gilder Gagnon Howe & Co reported no remaining Rubrik position as of Q4 2025 after selling out during the quarter.
Gilder Gagnon Howe & Co sold 192,223 Rubrik shares in Q4 2025, an estimated $15.8M.
Gilder Gagnon Howe & Co first reported a position in Rubrik in Q2 2024 and held it in 6 quarters.
Gilder Gagnon Howe & Co's Rubrik position peaked at $26.6M in Q2 2024.
473 funds tracked by Wall St. Rank held Rubrik as of Q4 2025.

Based on Gilder Gagnon Howe & Co's 13F filing for Q4 2025, filed 17 Feb 2026.