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Brad Gerstner’s Rubrik RBRK Stock Holding History

Brad Gerstner’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
Q2 		– Sell
-832,003
Closed -$50.7M – 23
2025
Q1 		$50.7M Sell
832,003
-810,095
-49% -$55.3M 1.02% 17
2024
Q4 		$107M Sell
1,642,098
-6,500
-0.4% -$321K 1.94% 11
2024
Q3 		$53M Buy
1,648,598
+1,473,598
+842% +$48.8M 0.78% 20
2024
Q2 		$5.37M Buy
+175,000
New +$5.75M 0.08% 18

Other funds holding RBRK

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
First Trust Advisors
First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
VOYA Investment Management
VOYA Investment Management Atlanta, Georgia $116B AUM 61.47% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $1T AUM
IVMX
Institutional Venture Management XV Menlo Park, California $122M AUM 1.02% 1-Year Est. Return
Legal & General Group
Legal & General Group London, United Kingdom $480B AUM 42.84% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return

Brad Gerstner's RBRK Position: Q2 2025 in Review

Brad Gerstner sold out of Rubrik (RBRK) in Q2 2025, closing a stake of 832,003 shares — an estimated $50.7M sold.

Brad Gerstner first reported a position in RBRK in Q2 2024 and held it in 4 quarters. The position peaked at $107M in Q4 2024. 389 funds tracked by Wall St. Rank hold RBRK as of Q2 2025.

  • Brad Gerstner reported no remaining Rubrik position as of Q2 2025 after selling out during the quarter.
  • Brad Gerstner sold 832,003 Rubrik shares in Q2 2025, an estimated $50.7M.
  • Brad Gerstner first reported a position in Rubrik in Q2 2024 and held it in 4 quarters.
  • Brad Gerstner's Rubrik position peaked at $107M in Q4 2024.
  • 389 funds tracked by Wall St. Rank held Rubrik as of Q2 2025.

Based on Altimeter Capital Management's 13F filing for Q2 2025, filed 14 Aug 2025.