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Pentwater Capital Management’s Rubrik RBRK Stock Holding History

Pentwater Capital 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
2025
Q4 		– Sell
-11,500
Closed -$946K – 132
2025
Q3 		$946K Buy
+11,500
New +$989K 0.01% 94
2024
Q4 		– Sell
-55,000
Closed -$1.77M – 119
2024
Q3 		$1.77M Buy
55,000
+25,000
+83% +$828K 0.02% 72
2024
Q2 		$920K Buy
+30,000
New +$987K 0.01% 83

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
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $935B AUM
VOYA Investment Management
VOYA Investment Management Atlanta, Georgia $96.1B AUM 40.06% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Federated Hermes
Federated Hermes Pittsburgh, Pennsylvania $61.5B AUM 30.7% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
PC
PointState Capital New York $7.9B AUM 42.31% 1-Year Est. Return

Pentwater Capital Management's RBRK Position: Q4 2025 in Review

Pentwater Capital Management sold out of Rubrik (RBRK) in Q4 2025, closing a stake of 11,500 shares — an estimated $946K sold.

Pentwater Capital Management first reported a position in RBRK in Q2 2024 and held it in 3 quarters. The position peaked at $1.77M in Q3 2024. 473 funds tracked by Wall St. Rank hold RBRK as of Q4 2025.

  • Pentwater Capital Management reported no remaining Rubrik position as of Q4 2025 after selling out during the quarter.
  • Pentwater Capital Management sold 11,500 Rubrik shares in Q4 2025, an estimated $946K.
  • Pentwater Capital Management first reported a position in Rubrik in Q2 2024 and held it in 3 quarters.
  • Pentwater Capital Management's Rubrik position peaked at $1.77M in Q3 2024.
  • 473 funds tracked by Wall St. Rank held Rubrik as of Q4 2025.

Based on Pentwater Capital Management's 13F filing for Q4 2025, filed 17 Feb 2026.