Sage Capital Management’s Iron Mountain IRM Stock Holding History

Sage 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 Q2	–	Sell	-26,692	Closed	-$2.73M	–	175
2026 Q1	$2.73M	Sell	26,692 -518	-2%	-$51.5K	1.28%	22
2025 Q4	$2.26M	Sell	27,210 -1,995	-7%	-$187K	1.04%	27
2025 Q3	$2.98M	Buy	29,205 +127	+0.4%	+$12.2K	1.34%	22
2025 Q2	$2.98M	Buy	29,078 +150	+0.5%	+$14.1K	1.44%	19
2025 Q1	$2.49M	Sell	28,928 -264	-0.9%	-$25.4K	1.35%	20
2024 Q4	$3.07M	Sell	29,192 -839	-3%	-$98.6K	1.55%	18
2024 Q3	$3.57M	Buy	30,031 +114	+0.4%	+$12.2K	1.71%	17
2024 Q2	$2.68M	Sell	29,917 -1,906	-6%	-$154K	1.41%	22
2024 Q1	$2.55M	Buy	31,823 +269	+0.9%	+$19.5K	1.39%	23
2023 Q4	$2.21M	Buy	+31,554	New	+$1.98M	1.32%	22

Other funds holding IRM

Robeco Institutional Asset Management Rotterdam, Netherlands $81.4B AUM 40.71% 1-Year Est. Return

Swedbank Stockholm, Sweden $116B AUM 46.87% 1-Year Est. Return

COPPSERS

Commonwealth of Pennsylvania Public School Employees Retirement System Harrisburg, Pennsylvania $20.6B AUM 37.37% 1-Year Est. Return

BTCPP

Border to Coast Pensions Partnership Leeds, United Kingdom $6.78B AUM 31.6% 1-Year Est. Return

New York State Teachers Retirement System (NYSTRS) Albany, New York $54.2B AUM 43.77% 1-Year Est. Return

Handelsbanken Fonder Stockholm, Sweden $35.1B AUM 47.76% 1-Year Est. Return

SOADOR

State of Alaska Department of Revenue Juneau, Alaska $10.1B AUM 42.83% 1-Year Est. Return

Tectonic Advisors Frisco, Texas $2.08B AUM 16.31% 1-Year Est. Return

VAM

Vert Asset Management Sausalito, California $365M AUM 18.19% 1-Year Est. Return

BCM

Brookstone Capital Management Wheaton, Illinois $9.99B AUM 23.61% 1-Year Est. Return

Sage Capital Management's IRM Position: Q2 2026 in Review

Sage Capital Management sold out of Iron Mountain (IRM) in Q2 2026, closing a stake of 26,692 shares — an estimated $2.73M sold.

Sage Capital Management first reported a position in IRM in Q4 2023 and held it in 10 quarters. The position peaked at $3.57M in Q3 2024. 328 funds tracked by Wall St. Rank hold IRM as of Q2 2026.

Sage Capital Management reported no remaining Iron Mountain position as of Q2 2026 after selling out during the quarter.
Sage Capital Management sold 26,692 Iron Mountain shares in Q2 2026, an estimated $2.73M.
Sage Capital Management first reported a position in Iron Mountain in Q4 2023 and held it in 10 quarters.
Sage Capital Management's Iron Mountain position peaked at $3.57M in Q3 2024.
328 funds tracked by Wall St. Rank held Iron Mountain as of Q2 2026.

Based on Sage Capital Management's 13F filing for Q2 2026, filed 20 Jul 2026.