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USS Investment Management’s Iron Mountain IRM Stock Holding History

USS Investment 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
2026
Q2 		$10.5M Buy
83,255
+16,511
+25% +$2.02M 0.04% 292
2026
Q1 		$6.82M Buy
66,744
+2,172
+3% +$216K 0.03% 310
2025
Q4 		$5.35M Buy
64,572
+4,732
+8% +$443K 0.02% 349
2025
Q3 		$6.1M Hold
59,840
– – 0.03% 312
2025
Q2 		$6.14M Buy
59,840
+138
+0.2% +$13K 0.04% 305
2025
Q1 		$5.14M Hold
59,702
– – 0.04% 327
2024
Q4 		$6.28M Sell
59,702
-22,550
-27% -$2.65M 0.04% 330
2024
Q3 		$9.77M Sell
82,252
-12,924
-14% -$1.38M 0.07% 239
2024
Q2 		$8.53M Buy
95,176
+3,506
+4% +$284K 0.07% 242
2024
Q1 		$7.35M Buy
91,670
+8,174
+10% +$592K 0.06% 274
2023
Q4 		$5.84M Sell
83,496
-11,900
-12% -$746K 0.05% 322
2023
Q3 		$5.67M Buy
95,396
+7,419
+8% +$453K 0.06% 325
2023
Q2 		$5M Hold
87,977
– – 0.06% 351
2023
Q1 		$4.65M Buy
87,977
+2,417
+3% +$127K 0.06% 347
2022
Q4 		$4.26M Buy
85,560
+11,900
+16% +$601K 0.06% 362
2022
Q3 		$3.24M Sell
73,660
-14,390
-16% -$727K 0.05% 401
2022
Q2 		$4.29M Sell
88,050
-4,325
-5% -$228K 0.04% 412
2022
Q1 		$5.12M Buy
92,375
+28,677
+45% +$1.37M 0.04% 439
2021
Q4 		$3.33M Hold
63,698
– – 0.03% 544
2021
Q3 		$2.77M Sell
63,698
-15,583
-20% -$701K 0.02% 574
2021
Q2 		$3.36M Hold
79,281
– – 0.03% 337
2021
Q1 		$2.94M Hold
79,281
– – 0.03% 341
2020
Q4 		$2.34M Hold
79,281
– – 0.02% 356
2020
Q3 		$2.12M Hold
79,281
– – 0.02% 360
2020
Q2 		$2.07M Sell
79,281
-5,519
-7% -$139K 0.02% 345
2020
Q1 		$2.02M Buy
+84,800
New +$2.57M 0.03% 185

Other funds holding IRM

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
Cohen & Steers
Cohen & Steers New York $63.2B AUM 17.15% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Principal Financial Group
Principal Financial Group Des Moines, Iowa $204B AUM 27.99% 1-Year Est. Return

USS Investment Management's IRM Position: Q2 2026 in Review

USS Investment Management increased its Iron Mountain (IRM) stake by 25% in Q2 2026, buying an estimated $2.02M and bringing the position to 83,255 shares worth $10.5M. The position accounts for 0.04% of the portfolio, ranked #292.

USS Investment Management first reported a position in IRM in Q1 2020 and has held it in 26 quarters since. 1,174 funds tracked by Wall St. Rank hold IRM as of Q2 2026.

  • USS Investment Management held 83,255 shares of Iron Mountain worth $10.5M as of Q2 2026.
  • USS Investment Management bought 16,511 Iron Mountain shares in Q2 2026, an estimated $2.02M.
  • Iron Mountain made up 0.04% of USS Investment Management's portfolio in Q2 2026, its #292 holding.
  • USS Investment Management first reported a position in Iron Mountain in Q1 2020 and has held it in 26 quarters since.
  • 1,174 funds tracked by Wall St. Rank held Iron Mountain as of Q2 2026.

Based on USS Investment Management's 13F filing for Q2 2026, filed 11 Aug 2026.