Boothbay Fund Management’s Iron Mountain IRM Stock Holding History

Boothbay Fund 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	$14.4M	Buy	+141,437	New	+$14.1M	0.19%	72
2025 Q4	–	Sell	-3,034	Closed	-$309K	–	2149
2025 Q3	$309K	Buy	+3,034	New	+$292K	﹤0.01%	1437
2025 Q2	–	Sell	-6,385	Closed	-$549K	–	1619
2025 Q1	$549K	Buy	6,385 +3,884	+155%	+$374K	0.01%	824
2024 Q4	$263K	Buy	+2,501	New	+$294K	0.01%	1114
2024 Q2	–	Sell	-2,864	Closed	-$230K	–	1695
2024 Q1	$230K	Buy	+2,864	New	+$207K	﹤0.01%	1297
2023 Q4	–	Sell	-16,828	Closed	-$1M	–	1813
2023 Q3	$1M	Buy	16,828 +4,230	+34%	+$258K	0.02%	767
2023 Q2	$716K	Buy	+12,598	New	+$690K	0.02%	964
2022 Q2	–	Sell	-4,290	Closed	-$238K	–	2446
2022 Q1	$238K	Buy	+4,290	New	+$204K	0.01%	1781

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

Boothbay Fund Management's IRM Position: Q1 2026 in Review

Boothbay Fund Management opened a new position in Iron Mountain (IRM) in Q1 2026: 141,437 shares worth $14.4M. The stake represents 0.19% of the portfolio and ranks #72 among its holdings. This is a return to the name: Boothbay Fund Management previously reported a position in IRM as recently as Q3 2025.

Boothbay Fund Management first reported a position in IRM in Q1 2022 and has held it in 8 quarters since. 1,082 funds tracked by Wall St. Rank hold IRM as of Q1 2026.

Boothbay Fund Management held 141,437 shares of Iron Mountain worth $14.4M as of Q1 2026.
Iron Mountain was a new Boothbay Fund Management position in Q1 2026.
Iron Mountain made up 0.19% of Boothbay Fund Management's portfolio in Q1 2026, its #72 holding.
Boothbay Fund Management first reported a position in Iron Mountain in Q1 2022 and has held it in 8 quarters since.
1,082 funds tracked by Wall St. Rank held Iron Mountain as of Q1 2026.

Based on Boothbay Fund Management's 13F filing for Q1 2026, filed 15 May 2026.