AlphaGrep UK
IRM icon

AlphaGrep UK’s Iron Mountain IRM Stock Holding History

AlphaGrep UK’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
2026
Q3 		$303K Sell
2,735
-1,401
-34% -$168K 0.09% 486
2026
Q2 		$522K Sell
4,136
-474
-10% -$58.1K 0.16% 218
2026
Q1 		$471K Sell
4,610
-1,928
-29% -$192K 0.14% 277
2025
Q4 		$542K Buy
+6,538
New +$612K 0.18% 182

Other funds holding IRM

BlackRock
BlackRock New York $6.79T AUM 37.06% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.21T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.76T AUM
State Street
State Street Boston, Massachusetts $3.44T AUM 36.12% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.32T AUM 44.66% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.96T AUM 27.49% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $551B AUM 33.95% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.27T AUM 50.62% 1-Year Est. Return
Principal Financial Group
Principal Financial Group Des Moines, Iowa $195B AUM 21.17% 1-Year Est. Return

AlphaGrep UK's IRM Position: Q3 2026 in Review

AlphaGrep UK reduced its Iron Mountain (IRM) stake by 34% in Q3 2026, selling an estimated $168K and leaving 2,735 shares worth $303K. The position accounts for 0.09% of the portfolio, ranked #486.

AlphaGrep UK first reported a position in IRM in Q4 2025 and has held it in 4 quarters since. The position peaked at $542K in Q4 2025. 1,000 funds tracked by Wall St. Rank hold IRM as of Q3 2026.

  • AlphaGrep UK held 2,735 shares of Iron Mountain worth $303K as of Q3 2026.
  • AlphaGrep UK sold 1,401 Iron Mountain shares in Q3 2026, an estimated $168K.
  • Iron Mountain made up 0.09% of AlphaGrep UK's portfolio in Q3 2026, its #486 holding.
  • AlphaGrep UK first reported a position in Iron Mountain in Q4 2025 and has held it in 4 quarters since.
  • AlphaGrep UK's Iron Mountain position peaked at $542K in Q4 2025.
  • 1,000 funds tracked by Wall St. Rank held Iron Mountain as of Q3 2026.

Based on AlphaGrep UK's 13F filing for Q3 2026, filed 12 Nov 2026.