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Quantinno Capital Management’s Iron Mountain IRM Stock Holding History

Quantinno Capital 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 		$74.6M Buy
590,647
+268,630
+83% +$32.9M 0.09% 250
2026
Q1 		$32.9M Buy
322,017
+154,910
+93% +$15.4M 0.05% 430
2025
Q4 		$13.9M Buy
167,107
+46,748
+39% +$4.38M 0.03% 659
2025
Q3 		$12.3M Buy
120,359
+31,848
+36% +$3.07M 0.03% 581
2025
Q2 		$9.08M Buy
88,511
+47,801
+117% +$4.51M 0.04% 567
2025
Q1 		$3.5M Buy
40,710
+19,575
+93% +$1.89M 0.02% 805
2024
Q4 		$2.22M Buy
21,135
+5,556
+36% +$653K 0.02% 808
2024
Q3 		$1.85M Buy
15,579
+3,849
+33% +$412K 0.02% 758
2024
Q2 		$1.05M Buy
11,730
+1,145
+11% +$92.7K 0.02% 790
2024
Q1 		$849K Buy
10,585
+5,819
+122% +$421K 0.02% 788
2023
Q4 		$334K Buy
+4,766
New +$299K 0.01% 930

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 $3.37T AUM 44.26% 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

Quantinno Capital Management's IRM Position: Q2 2026 in Review

Quantinno Capital Management increased its Iron Mountain (IRM) stake by 83% in Q2 2026, buying an estimated $32.9M and bringing the position to 590,647 shares worth $74.6M. The position accounts for 0.09% of the portfolio, ranked #250.

Quantinno Capital Management first reported a position in IRM in Q4 2023 and has held it in 11 quarters since. 1,171 funds tracked by Wall St. Rank hold IRM as of Q2 2026.

  • Quantinno Capital Management held 590,647 shares of Iron Mountain worth $74.6M as of Q2 2026.
  • Quantinno Capital Management bought 268,630 Iron Mountain shares in Q2 2026, an estimated $32.9M.
  • Iron Mountain made up 0.09% of Quantinno Capital Management's portfolio in Q2 2026, its #250 holding.
  • Quantinno Capital Management first reported a position in Iron Mountain in Q4 2023 and has held it in 11 quarters since.
  • 1,171 funds tracked by Wall St. Rank held Iron Mountain as of Q2 2026.

Based on Quantinno Capital Management's 13F filing for Q2 2026, filed 13 Aug 2026.