PEAK6
RBRK icon

PEAK6’s Rubrik RBRK Stock Holding History

PEAK6’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 		$2.45M Buy
50,000
+44,800
+862% +$2.57M 0.01% 1275
2025
Q4 		$398K Sell
5,200
-94,800
-95% -$7.27M ﹤0.01% 2188
2025
Q3 		$8.22M Sell
100,000
-5,100
-5% -$438K 0.01% 783
2025
Q2 		$9.42M Buy
105,100
+99,800
+1,883% +$7.89M 0.02% 652
2025
Q1 		$323K Buy
+5,300
New +$362K ﹤0.01% 2251

Other funds holding RBRK

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Fidelity Investments
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
First Trust Advisors Wheaton, Illinois $140B AUM 27.84% 1-Year Est. Return
VOYA Investment Management
VOYA Investment Management Atlanta, Georgia $96.1B AUM 40.06% 1-Year Est. Return
PC
PointState Capital New York $7.9B AUM 42.31% 1-Year Est. Return
Pictet Asset Management
Pictet Asset Management Carouge, Switzerland $94.8B AUM 24.11% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

PEAK6's RBRK Position: Q1 2026 in Review

PEAK6 opened a new position in Rubrik (RBRK) in Q1 2026: 27,373 shares worth $1.34M. The stake represents ﹤0.01% of the portfolio and ranks #1575 among its holdings. This is a return to the name: PEAK6 previously reported a position in RBRK as recently as Q2 2025.

PEAK6 first reported a position in RBRK in Q2 2025 and has held it in 2 quarters since. 462 funds tracked by Wall St. Rank hold RBRK as of Q1 2026.

  • PEAK6 held 27,373 shares of Rubrik worth $1.34M as of Q1 2026.
  • Rubrik was a new PEAK6 position in Q1 2026.
  • Rubrik made up ﹤0.01% of PEAK6's portfolio in Q1 2026, its #1575 holding.
  • PEAK6 first reported a position in Rubrik in Q2 2025 and has held it in 2 quarters since.
  • 462 funds tracked by Wall St. Rank held Rubrik as of Q1 2026.

Based on PEAK6's 13F filing for Q1 2026, filed 14 May 2026.