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Delphi Management’s Iron Mountain IRM Stock Holding History

Delphi Management’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
Q2 		– Sell
-15,155
Closed -$1.3M – 85
2025
Q1 		$1.3M Buy
15,155
+1,644
+12% +$158K 1.33% 41
2024
Q4 		$1.42M Sell
13,511
-107
-0.8% -$12.6K 1.37% 38
2024
Q3 		$1.62M Sell
13,618
-8,619
-39% -$922K 1.47% 12
2024
Q2 		$1.99M Sell
22,237
-1,869
-8% -$151K 1.62% 3
2024
Q1 		$1.93M Sell
24,106
-1,306
-5% -$94.5K 1.5% 6
2023
Q4 		$1.78M Buy
25,412
+1,282
+5% +$80.4K 1.63% 5
2023
Q3 		$1.44M Buy
24,130
+320
+1% +$19.6K 1.47% 8
2023
Q2 		$1.35M Buy
+23,810
New +$1.3M 1.41% 23
2022
Q4 		$1.28M Buy
+25,664
New +$1.3M 1.55% 23
2021
Q4 		$1.25M Buy
23,848
+1,675
+8% +$79.2K 1.17% 46
2021
Q3 		$963K Sell
22,173
-1,739
-7% -$78.3K 0.99% 59
2021
Q2 		$1.01M Sell
23,912
-2,847
-11% -$119K 0.97% 63
2021
Q1 		$990K Buy
+26,759
New +$895K 1.05% 61

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
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $935B AUM
Northern Trust
Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return

Delphi Management's IRM Position: Q2 2025 in Review

Delphi Management sold out of Iron Mountain (IRM) in Q2 2025, closing a stake of 15,155 shares — an estimated $1.3M sold.

Delphi Management first reported a position in IRM in Q1 2021 and held it in 13 quarters. The position peaked at $1.99M in Q2 2024. 1,043 funds tracked by Wall St. Rank hold IRM as of Q2 2025.

  • Delphi Management reported no remaining Iron Mountain position as of Q2 2025 after selling out during the quarter.
  • Delphi Management sold 15,155 Iron Mountain shares in Q2 2025, an estimated $1.3M.
  • Delphi Management first reported a position in Iron Mountain in Q1 2021 and held it in 13 quarters.
  • Delphi Management's Iron Mountain position peaked at $1.99M in Q2 2024.
  • 1,043 funds tracked by Wall St. Rank held Iron Mountain as of Q2 2025.

Based on Delphi Management's 13F filing for Q2 2025, filed 7 Jul 2025.