NRD
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Nebula Research & Development’s Rubrik RBRK Stock Holding History

Nebula Research & Development’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
Q3 		– Sell
-42,453
Closed -$3.8M – 908
2025
Q2 		$3.8M Buy
42,453
+20,763
+96% +$1.64M 0.32% 55
2025
Q1 		$1.32M Buy
21,690
+14,358
+196% +$980K 0.12% 277
2024
Q4 		$479K Buy
+7,332
New +$362K 0.06% 571

Other funds holding RBRK

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
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
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Federated Hermes
Federated Hermes Pittsburgh, Pennsylvania $61.5B AUM 30.7% 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
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

Nebula Research & Development's RBRK Position: Q3 2025 in Review

Nebula Research & Development sold out of Rubrik (RBRK) in Q3 2025, closing a stake of 42,453 shares — an estimated $3.8M sold.

Nebula Research & Development first reported a position in RBRK in Q4 2024 and held it in 3 quarters. The position peaked at $3.8M in Q2 2025. 436 funds tracked by Wall St. Rank hold RBRK as of Q3 2025.

  • Nebula Research & Development reported no remaining Rubrik position as of Q3 2025 after selling out during the quarter.
  • Nebula Research & Development sold 42,453 Rubrik shares in Q3 2025, an estimated $3.8M.
  • Nebula Research & Development first reported a position in Rubrik in Q4 2024 and held it in 3 quarters.
  • Nebula Research & Development's Rubrik position peaked at $3.8M in Q2 2025.
  • 436 funds tracked by Wall St. Rank held Rubrik as of Q3 2025.

Based on Nebula Research & Development's 13F filing for Q3 2025.