Chicago Capital, LLC Iron Mountain Inc Transaction History

Chicago Capital, LLC

$4.02 Billion
Q3 2025

A detailed history of Chicago Capital, LLC transactions in Iron Mountain Inc stock. As of the latest transaction made, Chicago Capital, LLC holds 84,016 shares of IRM stock, worth $7.68 Million. This represents 0.21% of its overall portfolio holdings.

Number of Shares

84,016

Previous 97,636 13.95%

Holding current value

$7.68 Million

Previous $10 Million 14.48%

% of portfolio

0.21%

Previous 0.25%

26 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Oct 22, 2025	SELL	$89.46 - $104.46 $1.22 Million - $1.42 Million	-13,620 Reduced 13.95%	84,016 $8.56 Million
Q2 2025 Jul 17, 2025	SELL	$76.93 - $105.25 $121,395 - $166,084	-1,578 Reduced 1.59%	97,636 $10 Million
Q1 2025 Apr 17, 2025	SELL	$82.79 - $111.31 $319,817 - $429,990	-3,863 Reduced 3.75%	99,214 $8.54 Million
Q4 2024 Jan 24, 2025	BUY	$101.62 - $128.14 $2,438 - $3,075	24 Added 0.02%	103,077 $10.8 Million
Q3 2024 Oct 18, 2024	BUY	$89.69 - $119.32 $1.61 Million - $2.14 Million	17,961 Added 21.11%	103,053 $12.2 Million

Q2 2024 Aug 06, 2024	SELL	$74.42 - $89.62 $69,954 - $84,242	-940 Reduced 1.09%	85,092 $7.63 Million
Q1 2024 Apr 15, 2024	SELL	$65.34 - $81.37 $32,016 - $39,871	-490 Reduced 0.57%	86,032 $6.9 Million
Q4 2023 Jan 22, 2024	SELL	$57.23 - $70.6 $322,433 - $397,760	-5,634 Reduced 6.11%	86,522 $6.05 Million
Q3 2022 Oct 14, 2022	SELL	$43.59 - $56.54 $13,077 - $16,962	-300 Reduced 0.32%	92,156 $4.05 Million
Q2 2022 Jul 21, 2022	SELL	$46.11 - $57.72 $21,810 - $27,301	-473 Reduced 0.51%	92,456 $4.5 Million
Q1 2022 Apr 21, 2022	SELL	$42.24 - $55.46 $22,640 - $29,726	-536 Reduced 0.57%	92,929 $5.15 Million
Q3 2021 Oct 28, 2021	SELL	$42.42 - $49.45 $1,018 - $1,186	-24 Reduced 0.03%	93,465 $4.06 Million
Q2 2021 Jul 22, 2021	SELL	$37.3 - $47.02 $34,577 - $43,587	-927 Reduced 0.98%	93,489 $3.96 Million
Q1 2021 Apr 13, 2021	SELL	$28.0 - $37.28 $67,312 - $89,621	-2,404 Reduced 2.48%	94,416 $3.49 Million
Q4 2020 Jan 25, 2021	SELL	$25.49 - $30.38 $71,168 - $84,820	-2,792 Reduced 2.8%	96,820 $2.85 Million
Q3 2020 Oct 13, 2020	SELL	$26.04 - $30.5 $294,408 - $344,833	-11,306 Reduced 10.19%	99,612 $2.67 Million
Q2 2020 Jul 29, 2020	SELL	$21.52 - $30.56 $9.35 Million - $13.3 Million	-434,645 Reduced 79.67%	110,918 $2.9 Million
Q1 2020 Apr 21, 2020	SELL	$22.4 - $34.45 $2.51 Million - $3.87 Million	-112,275 Reduced 17.07%	545,563 $13 Million
Q4 2019 Jan 14, 2020	SELL	$31.39 - $34.37 $7.44 Million - $8.14 Million	-236,893 Reduced 26.48%	657,838 $21 Million
Q3 2019 Oct 29, 2019	BUY	$29.41 - $34.14 $6,970 - $8,091	237 Added 0.03%	894,731 $29 Million
Q2 2019 Jul 11, 2019	BUY	$30.46 - $36.57 $426,348 - $511,870	13,997 Added 1.59%	894,494 $28 Million
Q1 2019 Apr 23, 2019	BUY	$32.1 - $37.2 $1.48 Million - $1.71 Million	45,951 Added 5.51%	880,497 $31.2 Million
Q4 2018 Feb 11, 2019	SELL	$30.48 - $35.02 $1.01 Million - $1.16 Million	-33,107 Reduced 3.82%	834,546 $27 Million
Q3 2018 Nov 02, 2018	BUY	$34.09 - $36.74 $3.08 Million - $3.32 Million	90,488 Added 11.64%	867,653 $30 Million
Q2 2018 Jul 19, 2018	BUY	$32.05 - $35.01 $13.7 Million - $14.9 Million	426,848 Added 121.85%	777,165 $27.2 Million
Q1 2018 May 09, 2018	BUY	$30.89 - $37.61 $10.8 Million - $13.2 Million	350,317 New	350,317 $11.5 Million

Others Institutions Holding IRM

# of Institutions

1,159

Shares Held

245M

Call Options Held

1.41M

Put Options Held

984K

View Full List

About IRON MOUNTAIN INC

Ticker IRM
Exchange NYSE
Sector Real Estate
Industry REIT—Specialty
Shares Outstandng 290,684,992
Market Cap $26.6B
Description
Iron Mountain Incorporated (NYSE: IRM), founded in 1951, is the global leader for storage and information management services. Trusted by more than 225,000 organizations around the world, and with a real estate network of more than 90 million square feet across approximately 1,450 facilities in approximately 50 countries, Iron Mountain stores an...

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Chicago Capital, LLC Iron Mountain Inc Transaction History