Centiva Capital’s Iron Mountain IRM Stock Holding History

Centiva 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 Q3	–	Sell	-4,031	Closed	-$413K	–	1454
2025 Q2	$413K	Sell	4,031 -35,751	-90%	-$3.37M	0.01%	1047
2025 Q1	$3.42M	Buy	39,782 +7,071	+22%	+$681K	0.1%	98
2024 Q4	$3.44M	Buy	32,711 +4,585	+16%	+$539K	0.07%	140
2024 Q3	$3.34M	Buy	+28,126	New	+$3.01M	0.07%	256
2024 Q2	–	Sell	-35,604	Closed	-$2.86M	–	2283
2024 Q1	$2.86M	Buy	+35,604	New	+$2.58M	0.07%	215
2023 Q4	–	Sell	-5,076	Closed	-$302K	–	2007
2023 Q3	$302K	Buy	+5,076	New	+$310K	0.01%	1175
2021 Q1	–	Sell	-3,086	Closed	-$91K	–	1273
2020 Q4	$91K	Sell	3,086 -18,420	-86%	-$511K	﹤0.01%	846
2020 Q3	$576K	Buy	21,506 +6,739	+46%	+$192K	0.04%	296
2020 Q2	$386K	Buy	14,767 +711	+5%	+$18K	0.02%	349
2020 Q1	$334K	Buy	+14,056	New	+$425K	0.02%	367

Other funds holding IRM

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

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Cohen & Steers New York $63.2B AUM 17.15% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return

Charles Schwab San Francisco, California $751B AUM 38.74% 1-Year Est. Return

Centiva Capital's IRM Position: Q3 2025 in Review

Centiva Capital sold out of Iron Mountain (IRM) in Q3 2025, closing a stake of 4,031 shares — an estimated $413K sold.

Centiva Capital first reported a position in IRM in Q1 2020 and held it in 10 quarters. The position peaked at $3.44M in Q4 2024. 1,016 funds tracked by Wall St. Rank hold IRM as of Q3 2025.

Centiva Capital reported no remaining Iron Mountain position as of Q3 2025 after selling out during the quarter.
Centiva Capital sold 4,031 Iron Mountain shares in Q3 2025, an estimated $413K.
Centiva Capital first reported a position in Iron Mountain in Q1 2020 and held it in 10 quarters.
Centiva Capital's Iron Mountain position peaked at $3.44M in Q4 2024.
1,016 funds tracked by Wall St. Rank held Iron Mountain as of Q3 2025.

Based on Centiva Capital's 13F filing for Q3 2025, filed 14 Nov 2025.