Wolverine Asset Management’s Iron Mountain IRM Stock Holding History

Wolverine 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
2015 Q4	–	Sell	-10	Closed	-$2K	–	1810
2015 Q3	$2K	Hold	10	–	–	﹤0.01%	1719
2015 Q2	$3K	Hold	10	–	–	﹤0.01%	1722
2015 Q1	$8K	Sell	10 -594	-98%	-$22.9K	﹤0.01%	1575
2014 Q4	$216K	Buy	604 +547	+960%	+$19.9K	﹤0.01%	931
2014 Q3	$12K	Sell	57 -144	-72%	-$4.67K	﹤0.01%	1939
2014 Q2	$50K	Buy	201 +38	+23%	+$1.03K	﹤0.01%	1388
2014 Q1	$45K	Buy	163 +159	+3,975%	+$4.07K	﹤0.01%	1375
2013 Q4	$1K	Sell	4 -168	-98%	-$4.3K	﹤0.01%	2581
2013 Q3	$1K	Sell	172 -196	-53%	-$4.98K	﹤0.01%	2594
2013 Q2	$1K	Buy	+368	New	+$11.9K	﹤0.01%	2577

Other funds holding IRM

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

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

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

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Principal Financial Group Des Moines, Iowa $187B AUM 18.48% 1-Year Est. Return

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

Wolverine Asset Management's IRM Position: Q1 2026 in Review

Wolverine Asset Management reduced its Iron Mountain (IRM) stake by 25% in Q1 2026, selling an estimated $587K and leaving 17,932 shares worth $1.83M. The position accounts for 0.02% of the portfolio, ranked #597.

Wolverine Asset Management first reported a position in IRM in Q3 2013 and has held it in 32 quarters since. The position peaked at $2.75M in Q2 2024. 1,082 funds tracked by Wall St. Rank hold IRM as of Q1 2026.

Wolverine Asset Management held 17,932 shares of Iron Mountain worth $1.83M as of Q1 2026.
Wolverine Asset Management sold 5,900 Iron Mountain shares in Q1 2026, an estimated $587K.
Iron Mountain made up 0.02% of Wolverine Asset Management's portfolio in Q1 2026, its #597 holding.
Wolverine Asset Management first reported a position in Iron Mountain in Q3 2013 and has held it in 32 quarters since.
Wolverine Asset Management's Iron Mountain position peaked at $2.75M in Q2 2024.
1,082 funds tracked by Wall St. Rank held Iron Mountain as of Q1 2026.

Based on Wolverine Asset Management's 13F filing for Q1 2026, filed 4 May 2026.