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Cubist Systematic Strategies’s Iron Mountain IRM Stock Holding History

Cubist Systematic Strategies’s Portfolio IRM Stock Details IRM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q3 		$194K Buy
+1,900
New +$183K ﹤0.01% 2663
2024
Q4 		– Sell
-3,500
Closed -$416K – 3255
2024
Q3 		$416K Buy
+3,500
New +$374K ﹤0.01% 2283

Other funds holding IRM

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
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Cohen & Steers
Cohen & Steers New York $57.6B AUM 8.03% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return
Charles Schwab
Charles Schwab San Francisco, California $654B AUM 26.35% 1-Year Est. Return

Cubist Systematic Strategies's IRM Position: Q2 2025 in Review

Cubist Systematic Strategies sold out of Iron Mountain (IRM) in Q2 2025, closing a stake of 86,988 shares — an estimated $8.2M sold.

Cubist Systematic Strategies first reported a position in IRM in Q2 2014 and held it in 32 quarters. The position peaked at $11.6M in Q2 2021. 1,043 funds tracked by Wall St. Rank hold IRM as of Q2 2025.

  • Cubist Systematic Strategies reported no remaining Iron Mountain position as of Q2 2025 after selling out during the quarter.
  • Cubist Systematic Strategies sold 86,988 Iron Mountain shares in Q2 2025, an estimated $8.2M.
  • Cubist Systematic Strategies first reported a position in Iron Mountain in Q2 2014 and held it in 32 quarters.
  • Cubist Systematic Strategies's Iron Mountain position peaked at $11.6M in Q2 2021.
  • 1,043 funds tracked by Wall St. Rank held Iron Mountain as of Q2 2025.

Based on Cubist Systematic Strategies's 13F filing for Q2 2025, filed 14 Aug 2025.