Walleye Capital’s Iron Mountain IRM Stock Holding History

Walleye Capital’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	-2,600	Closed	-$273K	–	4661
2024 Q4	$273K	Hold	2,600	–	–	﹤0.01%	3500
2024 Q3	$309K	Sell	2,600 -200,000	-99%	-$21.4M	﹤0.01%	3705
2024 Q2	$18.2M	Sell	202,600 -5,400	-3%	-$437K	0.03%	406
2024 Q1	$16.7M	Buy	208,000 +194,000	+1,386%	+$14M	0.03%	524
2023 Q4	$980K	Sell	14,000 -18,800	-57%	-$1.18M	﹤0.01%	2357
2023 Q3	$1.95M	Sell	32,800 -56,600	-63%	-$3.46M	0.01%	1756
2023 Q2	$5.08M	Buy	+89,400	New	+$4.89M	0.02%	724

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

Walleye Capital's IRM Position: Q1 2026 in Review

Walleye Capital opened a new position in Iron Mountain (IRM) in Q1 2026: 119,864 shares worth $12.2M. The stake represents 0.05% of the portfolio and ranks #329 among its holdings. This is a return to the name: Walleye Capital previously reported a position in IRM as recently as Q3 2024.

Walleye Capital first reported a position in IRM in Q2 2022 and has held it in 5 quarters since. 1,082 funds tracked by Wall St. Rank hold IRM as of Q1 2026.

Walleye Capital held 119,864 shares of Iron Mountain worth $12.2M as of Q1 2026.
Iron Mountain was a new Walleye Capital position in Q1 2026.
Iron Mountain made up 0.05% of Walleye Capital's portfolio in Q1 2026, its #329 holding.
Walleye Capital first reported a position in Iron Mountain in Q2 2022 and has held it in 5 quarters since.
1,082 funds tracked by Wall St. Rank held Iron Mountain as of Q1 2026.

Based on Walleye Capital's 13F filing for Q1 2026, filed 11 May 2026.