Campbell & Co Investment Adviser’s Iron Mountain IRM Stock Holding History

Campbell & Co Investment Adviser’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	$748K	Sell	5,925 -2,688	-31%	-$330K	0.04%	649
2026 Q1	$880K	Sell	8,613 -3,151	-27%	-$313K	0.05%	547
2025 Q4	$976K	Buy	11,764 +5,444	+86%	+$510K	0.05%	575
2025 Q3	$644K	Buy	6,320 +1,023	+19%	+$98.6K	0.05%	616
2025 Q2	$543K	Buy	+5,297	New	+$499K	0.03%	758
2021 Q4	–	Sell	-6,186	Closed	-$269K	–	712
2021 Q3	$269K	Buy	+6,186	New	+$278K	0.09%	400
2020 Q1	–	Sell	-11,865	Closed	-$378K	–	265
2019 Q4	$378K	Buy	+11,865	New	+$389K	0.12%	330
2019 Q2	–	Sell	-11,286	Closed	-$400K	–	609
2019 Q1	$400K	Buy	+11,286	New	+$399K	0.2%	183

Other funds holding IRM

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

Principal Financial Group Des Moines, Iowa $204B AUM 27.99% 1-Year Est. Return

Deutsche Bank Frankfurt Am Main Ge, Germany $344B AUM 42.99% 1-Year Est. Return

CIM

Centersquare Investment Management Conshohocken, Pennsylvania $11.7B AUM 20.39% 1-Year Est. Return

Vontobel Holding Zurich, Switzerland $31.4B AUM 31.97% 1-Year Est. Return

Daiwa Securities Group Tokyo, Japan $51.1B AUM 35.55% 1-Year Est. Return

Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return

DPIM

Duff & Phelps Investment Management Chicago, Illinois $10.6B AUM 18.62% 1-Year Est. Return

Russell Investments Group London, United Kingdom $114B AUM 41.71% 1-Year Est. Return

Campbell & Co Investment Adviser's IRM Position: Q2 2026 in Review

Campbell & Co Investment Adviser reduced its Iron Mountain (IRM) stake by 31% in Q2 2026, selling an estimated $330K and leaving 5,925 shares worth $748K. The position accounts for 0.04% of the portfolio, ranked #649.

Campbell & Co Investment Adviser first reported a position in IRM in Q1 2019 and has held it in 8 quarters since. The position peaked at $976K in Q4 2025. 653 funds tracked by Wall St. Rank hold IRM as of Q2 2026.

Campbell & Co Investment Adviser held 5,925 shares of Iron Mountain worth $748K as of Q2 2026.
Campbell & Co Investment Adviser sold 2,688 Iron Mountain shares in Q2 2026, an estimated $330K.
Iron Mountain made up 0.04% of Campbell & Co Investment Adviser's portfolio in Q2 2026, its #649 holding.
Campbell & Co Investment Adviser first reported a position in Iron Mountain in Q1 2019 and has held it in 8 quarters since.
Campbell & Co Investment Adviser's Iron Mountain position peaked at $976K in Q4 2025.
653 funds tracked by Wall St. Rank held Iron Mountain as of Q2 2026.

Based on Campbell & Co Investment Adviser's 13F filing for Q2 2026, filed 3 Aug 2026.