Janus Henderson Group PLC Iron Mountain Inc Transaction History

Janus Henderson Group PLC

$194 Billion
Q2 2025

A detailed history of Janus Henderson Group PLC transactions in Iron Mountain Inc stock. As of the latest transaction made, Janus Henderson Group PLC holds 54,137 shares of IRM stock, worth $5.48 Million. This represents 0.0% of its overall portfolio holdings.

Number of Shares

54,137

Previous 49,171 10.1%

Holding current value

$5.48 Million

Previous $4.23 Million 31.25%

% of portfolio

0.0%

Previous 0.0%

33 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2025 Aug 14, 2025	BUY	$76.93 - $105.25 $382,034 - $522,671	4,966 Added 10.1%	54,137 $5.55 Million
Q1 2025 May 15, 2025	BUY	$82.79 - $111.31 $978,081 - $1.32 Million	11,814 Added 31.62%	49,171 $4.23 Million
Q4 2024 Feb 14, 2025	SELL	$101.62 - $128.14 $2.83 Million - $3.57 Million	-27,887 Reduced 42.74%	37,357 $3.93 Million
Q3 2024 Nov 14, 2024	SELL	$89.69 - $119.32 $400,017 - $532,167	-4,460 Reduced 6.4%	65,244 $7.75 Million
Q2 2024 Aug 14, 2024	BUY	$74.42 - $89.62 $1.97 Million - $2.38 Million	26,519 Added 61.41%	69,704 $6.25 Million
Q1 2024 May 15, 2024	SELL	$65.34 - $81.37 $104,413 - $130,029	-1,598 Reduced 3.57%	43,185 $3.46 Million
Q4 2023 Feb 14, 2024	BUY	$57.23 - $70.6 $38,458 - $47,443	672 Added 1.52%	44,783 $3.13 Million
Q3 2023 Nov 14, 2023	SELL	$57.27 - $64.02 $2.36 Million - $2.64 Million	-41,277 Reduced 48.34%	44,111 $2.62 Million
Q2 2023 Aug 14, 2023	BUY	$51.58 - $57.16 $750,746 - $831,963	14,555 Added 20.55%	85,388 $4.85 Million
Q1 2023 May 15, 2023	BUY	$48.96 - $56.63 $1.6 Million - $1.85 Million	32,654 Added 85.53%	70,833 $3.75 Million
Q4 2022 Feb 14, 2023	SELL	$44.14 - $55.56 $132 - $166	-3 Reduced 0.01%	38,179 $1.9 Million
Q3 2022 Nov 14, 2022	BUY	$43.59 - $56.54 $5,317 - $6,897	122 Added 0.32%	38,182 $1.68 Million
Q2 2022 Aug 15, 2022	SELL	$46.11 - $57.72 $49 Million - $61.4 Million	-1,063,169 Reduced 96.54%	38,060 $1.85 Million
Q1 2022 May 16, 2022	SELL	$42.24 - $55.46 $20.2 Million - $26.5 Million	-477,743 Reduced 30.26%	1,101,229 $61 Million
Q4 2021 Feb 14, 2022	BUY	$42.63 - $52.77 $26.4 Million - $32.7 Million	619,903 Added 64.64%	1,578,972 $82.6 Million
Q3 2021 Nov 16, 2021	BUY	$42.42 - $49.45 $24.3 Million - $28.4 Million	573,868 Added 148.98%	959,069 $41.7 Million
Q2 2021 Aug 16, 2021	BUY	$37.3 - $47.02 $10.3 Million - $13 Million	277,012 Added 256.04%	385,201 $16.3 Million
Q1 2021 May 17, 2021	SELL	$28.0 - $37.28 $547,288 - $728,674	-19,546 Reduced 15.3%	108,189 $4.01 Million
Q4 2020 Feb 16, 2021	SELL	$25.49 - $30.38 $229,843 - $273,936	-9,017 Reduced 6.59%	127,735 $3.77 Million
Q3 2020 Nov 16, 2020	BUY	$26.04 - $30.5 $238,734 - $279,624	9,168 Added 7.19%	136,752 $3.66 Million
Q2 2020 Aug 14, 2020	BUY	$21.52 - $30.56 $1.15 Million - $1.63 Million	53,415 Added 72.02%	127,584 $3.33 Million
Q1 2020 May 14, 2020	BUY	$22.4 - $34.45 $63,279 - $97,321	2,825 Added 3.96%	74,169 $1.77 Million
Q4 2019 Feb 18, 2020	SELL	$31.39 - $34.37 $1.51 Million - $1.65 Million	-48,059 Reduced 40.25%	71,344 $2.27 Million
Q3 2019 Nov 14, 2019	SELL	$29.41 - $34.14 $2.94 Million - $3.41 Million	-99,884 Reduced 45.55%	119,403 $3.87 Million
Q2 2019 Jul 31, 2019	SELL	$30.46 - $36.57 $2.99 Million - $3.59 Million	-98,207 Reduced 30.93%	219,287 $6.86 Million
Q1 2019 Apr 30, 2019	BUY	$32.1 - $37.2 $2.37 Million - $2.75 Million	73,926 Added 30.35%	317,494 $11.3 Million
Q4 2018 Feb 06, 2019	BUY	$30.48 - $35.02 $3.78 Million - $4.34 Million	123,921 Added 103.57%	243,568 $7.89 Million
Q3 2018 Nov 09, 2018	SELL	$34.09 - $36.74 $20,897 - $22,521	-613 Reduced 0.51%	119,647 $4.13 Million
Q2 2018 Aug 10, 2018	SELL	$32.05 - $35.01 $13.6 Million - $14.9 Million	-424,431 Reduced 77.92%	120,260 $4.21 Million
Q1 2018 May 14, 2018	BUY	$30.89 - $37.61 $2.52 Million - $3.07 Million	81,633 Added 17.63%	544,691 $17.9 Million
Q4 2017 Feb 09, 2018	SELL	$37.15 - $41.44 $50 Million - $55.7 Million	-1,344,650 Reduced 74.38%	463,058 $17.5 Million
Q3 2017 Nov 14, 2017	SELL	$36.43 - $40.38 $471,185 - $522,274	-12,934 Reduced 0.71%	1,807,708 $0
Q2 2017 Aug 17, 2017	BUY	N/A	1,820,642	1,820,642 $62.6 Million

Others Institutions Holding IRM

# of Institutions

1,185

Shares Held

245M

Call Options Held

1.41M

Put Options Held

1.5M

View Full List

About IRON MOUNTAIN INC

Ticker IRM
Exchange NYSE
Sector Real Estate
Industry REIT—Specialty
Shares Outstandng 290,684,992
Market Cap $29.4B
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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Janus Henderson Group PLC Iron Mountain Inc Transaction History