Jane Street
RBRK icon

Jane Street’s Rubrik RBRK Stock Holding History

Jane Street’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
Q2 		$1.2M Buy
14,992
+10,501
+234% +$660K ﹤0.01% 6143
2026
Q1 		$220K Sell
4,491
-460
-9% -$26.4K ﹤0.01% 9922
2025
Q4 		$379K Sell
4,951
-81,938
-94% -$6.29M ﹤0.01% 8318
2025
Q3 		$7.15M Buy
86,889
+24,840
+40% +$2.14M ﹤0.01% 2888
2025
Q2 		$5.56M Sell
62,049
-167,075
-73% -$13.2M ﹤0.01% 2856
2025
Q1 		$14M Buy
229,124
+106,736
+87% +$7.29M ﹤0.01% 1611
2024
Q4 		$8M Buy
122,388
+50,628
+71% +$2.5M ﹤0.01% 2098
2024
Q3 		$2.31M Buy
71,760
+44,080
+159% +$1.46M ﹤0.01% 4182
2024
Q2 		$849K Buy
+27,680
New +$910K ﹤0.01% 6080

Other funds holding RBRK

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
First Trust Advisors
First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $1T AUM
VOYA Investment Management
VOYA Investment Management Atlanta, Georgia $116B AUM 61.47% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Jane Street's RBRK Position: Q2 2026 in Review

Jane Street increased its Rubrik (RBRK) stake by 234% in Q2 2026, buying an estimated $660K and bringing the position to 14,992 shares worth $1.2M. The position accounts for ﹤0.01% of the portfolio, ranked #6143.

Jane Street first reported a position in RBRK in Q2 2024 and has held it in 9 quarters since. The position peaked at $14M in Q1 2025. 574 funds tracked by Wall St. Rank hold RBRK as of Q2 2026.

  • Jane Street held 14,992 shares of Rubrik worth $1.2M as of Q2 2026.
  • Jane Street bought 10,501 Rubrik shares in Q2 2026, an estimated $660K.
  • Rubrik made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #6143 holding.
  • Jane Street first reported a position in Rubrik in Q2 2024 and has held it in 9 quarters since.
  • Jane Street's Rubrik position peaked at $14M in Q1 2025.
  • 574 funds tracked by Wall St. Rank held Rubrik as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.