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Gunpowder Capital Management’s Iron Mountain IRM Stock Holding History

Gunpowder 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
Q1 		– Sell
-28
Closed -$2.32K – 425
2025
Q4 		$2.32K Buy
+28
New +$2.62K ﹤0.01% 358

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
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
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Gunpowder Capital Management's IRM Position: Q1 2026 in Review

Gunpowder Capital Management sold out of Iron Mountain (IRM) in Q1 2026, closing a stake of 28 shares — an estimated $2.32K sold.

Gunpowder Capital Management first reported a position in IRM in Q4 2025 and held it in 1 quarter. The position peaked at $2.32K in Q4 2025. 1,088 funds tracked by Wall St. Rank hold IRM as of Q1 2026.

  • Gunpowder Capital Management reported no remaining Iron Mountain position as of Q1 2026 after selling out during the quarter.
  • Gunpowder Capital Management sold 28 Iron Mountain shares in Q1 2026, an estimated $2.32K.
  • Gunpowder Capital Management first reported a position in Iron Mountain in Q4 2025 and held it in 1 quarter.
  • Gunpowder Capital Management's Iron Mountain position peaked at $2.32K in Q4 2025.
  • 1,088 funds tracked by Wall St. Rank held Iron Mountain as of Q1 2026.

Based on Gunpowder Capital Management's 13F filing for Q1 2026, filed 14 May 2026.