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TPG Advisors’s Iron Mountain IRM Stock Holding History

TPG Advisors’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 		$247K Buy
+1,954
New +$240K 0.14% 100
2025
Q3 		– Sell
-1,954
Closed -$200K – 104
2025
Q2 		$200K Buy
+1,954
New +$184K 0.15% 95
2025
Q1 		– Sell
-1,954
Closed -$205K – 93
2024
Q4 		$205K Hold
1,954
– – 0.16% 88
2024
Q3 		$232K Buy
+1,954
New +$209K 0.18% 81

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

TPG Advisors's IRM Position: Q2 2026 in Review

TPG Advisors opened a new position in Iron Mountain (IRM) in Q2 2026: 1,954 shares worth $247K. The stake represents 0.14% of the portfolio and ranks #100 among its holdings. This is a return to the name: TPG Advisors previously reported a position in IRM as recently as Q2 2025.

TPG Advisors first reported a position in IRM in Q3 2024 and has held it in 4 quarters since. 1,170 funds tracked by Wall St. Rank hold IRM as of Q2 2026.

  • TPG Advisors held 1,954 shares of Iron Mountain worth $247K as of Q2 2026.
  • Iron Mountain was a new TPG Advisors position in Q2 2026.
  • Iron Mountain made up 0.14% of TPG Advisors's portfolio in Q2 2026, its #100 holding.
  • TPG Advisors first reported a position in Iron Mountain in Q3 2024 and has held it in 4 quarters since.
  • 1,170 funds tracked by Wall St. Rank held Iron Mountain as of Q2 2026.

Based on TPG Advisors's 13F filing for Q2 2026, filed 29 Jul 2026.