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Fred Alger Management’s Rubrik RBRK Stock Holding History

Fred Alger Management’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 		$831K Sell
16,968
-274,535
-94% -$15.8M ﹤0.01% 369
2025
Q4 		$22.3M Buy
291,503
+123,873
+74% +$9.5M 0.09% 111
2025
Q3 		$13.8M Buy
+167,630
New +$14.4M 0.05% 156

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

Fred Alger Management's RBRK Position: Q1 2026 in Review

Fred Alger Management reduced its Rubrik (RBRK) stake by 94% in Q1 2026, selling an estimated $15.8M and leaving 16,968 shares worth $831K. The position accounts for ﹤0.01% of the portfolio, ranked #369.

Fred Alger Management first reported a position in RBRK in Q3 2025 and has held it in 3 quarters since. The position peaked at $22.3M in Q4 2025. 462 funds tracked by Wall St. Rank hold RBRK as of Q1 2026.

  • Fred Alger Management held 16,968 shares of Rubrik worth $831K as of Q1 2026.
  • Fred Alger Management sold 274,535 Rubrik shares in Q1 2026, an estimated $15.8M.
  • Rubrik made up ﹤0.01% of Fred Alger Management's portfolio in Q1 2026, its #369 holding.
  • Fred Alger Management first reported a position in Rubrik in Q3 2025 and has held it in 3 quarters since.
  • Fred Alger Management's Rubrik position peaked at $22.3M in Q4 2025.
  • 462 funds tracked by Wall St. Rank held Rubrik as of Q1 2026.

Based on Fred Alger Management's 13F filing for Q1 2026, filed 15 May 2026.