Eventide Asset Management’s Iron Mountain IRM Stock Holding History

Eventide Asset 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 Q1	–	Sell	-373,863	Closed	-$39.3M	–	240
2024 Q4	$39.3M	Buy	373,863 +30,027	+9%	+$3.53M	0.72%	48
2024 Q3	$40.9M	Buy	343,836 +43,923	+15%	+$4.7M	0.7%	49
2024 Q2	$26.9M	Buy	299,913 +52,211	+21%	+$4.23M	0.46%	69
2024 Q1	$19.9M	Buy	+247,702	New	+$17.9M	0.31%	95

Other funds holding IRM

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Cohen & Steers New York $57.6B AUM 8.03% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Norges Bank Oslo, Norway $935B AUM

Charles Schwab San Francisco, California $654B AUM 26.35% 1-Year Est. Return

Eventide Asset Management's IRM Position: Q1 2025 in Review

Eventide Asset Management sold out of Iron Mountain (IRM) in Q1 2025, closing a stake of 373,863 shares — an estimated $39.3M sold.

Eventide Asset Management first reported a position in IRM in Q1 2024 and held it in 4 quarters. The position peaked at $40.9M in Q3 2024. 994 funds tracked by Wall St. Rank hold IRM as of Q1 2025.

Eventide Asset Management reported no remaining Iron Mountain position as of Q1 2025 after selling out during the quarter.
Eventide Asset Management sold 373,863 Iron Mountain shares in Q1 2025, an estimated $39.3M.
Eventide Asset Management first reported a position in Iron Mountain in Q1 2024 and held it in 4 quarters.
Eventide Asset Management's Iron Mountain position peaked at $40.9M in Q3 2024.
994 funds tracked by Wall St. Rank held Iron Mountain as of Q1 2025.

Based on Eventide Asset Management's 13F filing for Q1 2025, filed 15 May 2025.