Simplex Trading
RBRK icon

Simplex Trading’s Rubrik RBRK Stock Holding History

Simplex Trading’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 		$6.18M Buy
77,000
+47,200
+158% +$2.97M ﹤0.01% 1062
2026
Q1 		$1.46M Sell
29,800
-66,800
-69% -$3.83M ﹤0.01% 2110
2025
Q4 		$7.39M Sell
96,600
-46,500
-32% -$3.57M ﹤0.01% 1036
2025
Q3 		$11.8M Buy
143,100
+37,400
+35% +$3.22M 0.01% 863
2025
Q2 		$9.47M Sell
105,700
-52,100
-33% -$4.12M 0.01% 915
2025
Q1 		$9.62M Buy
157,800
+73,700
+88% +$5.03M 0.01% 916
2024
Q4 		$5.5M Buy
84,100
+64,200
+323% +$3.17M ﹤0.01% 1418
2024
Q3 		$639K Sell
19,900
-5,700
-22% -$189K ﹤0.01% 3329
2024
Q2 		$784K Buy
+25,600
New +$842K ﹤0.01% 3177

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

Simplex Trading's RBRK Position: Q2 2026 in Review

Simplex Trading opened a new position in Rubrik (RBRK) in Q2 2026: 29,284 shares worth $2.35M. The stake represents ﹤0.01% of the portfolio and ranks #1861 among its holdings. This is a return to the name: Simplex Trading previously reported a position in RBRK as recently as Q4 2025.

Simplex Trading first reported a position in RBRK in Q2 2024 and has held it in 7 quarters since. The position peaked at $3.74M in Q3 2025. 574 funds tracked by Wall St. Rank hold RBRK as of Q2 2026.

  • Simplex Trading held 29,284 shares of Rubrik worth $2.35M as of Q2 2026.
  • Rubrik was a new Simplex Trading position in Q2 2026.
  • Rubrik made up ﹤0.01% of Simplex Trading's portfolio in Q2 2026, its #1861 holding.
  • Simplex Trading first reported a position in Rubrik in Q2 2024 and has held it in 7 quarters since.
  • Simplex Trading's Rubrik position peaked at $3.74M in Q3 2025.
  • 574 funds tracked by Wall St. Rank held Rubrik as of Q2 2026.

Based on Simplex Trading's 13F filing for Q2 2026, filed 12 Aug 2026.