American Century Companies Inc Iron Mountain Inc Transaction History

American Century Companies Inc

$176 Billion
Q2 2025

A detailed history of American Century Companies Inc transactions in Iron Mountain Inc stock. As of the latest transaction made, American Century Companies Inc holds 745,266 shares of IRM stock, worth $68.7 Million. This represents 0.04% of its overall portfolio holdings.

Number of Shares

745,266

Previous 479,116 55.55%

Holding current value

$68.7 Million

Previous $41.2 Million 85.43%

% of portfolio

0.04%

Previous 0.03%

25 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2025 Aug 12, 2025	BUY	$76.93 - $105.25 $20.5 Million - $28 Million	266,150 Added 55.55%	745,266 $76.4 Million
Q1 2025 May 13, 2025	SELL	$82.79 - $111.31 $12.1 Million - $16.3 Million	-146,279 Reduced 23.39%	479,116 $41.2 Million
Q4 2024 Feb 11, 2025	SELL	$101.62 - $128.14 $18.1 Million - $22.8 Million	-178,279 Reduced 22.18%	625,395 $65.7 Million
Q3 2024 Nov 12, 2024	SELL	$89.69 - $119.32 $2.24 Million - $2.98 Million	-24,956 Reduced 3.01%	803,674 $95.5 Million
Q2 2024 Aug 07, 2024	BUY	$74.42 - $89.62 $3.32 Million - $3.99 Million	44,574 Added 5.69%	828,630 $74.3 Million
Q1 2024 May 14, 2024	BUY	$65.34 - $81.37 $3.59 Million - $4.47 Million	54,972 Added 7.54%	784,056 $62.9 Million
Q4 2023 Feb 13, 2024	BUY	$57.23 - $70.6 $41.7 Million - $51.5 Million	729,084 New	729,084 $51 Million
Q3 2023 Nov 13, 2023	BUY	$57.27 - $64.02 $13.4 Million - $15 Million	233,547 Added 28.32%	1,058,277 $62.9 Million
Q2 2023 Aug 14, 2023	SELL	$51.58 - $57.16 $1.75 Million - $1.94 Million	-33,977 Reduced 3.96%	824,730 $46.9 Million
Q1 2023 May 11, 2023	BUY	$48.96 - $56.63 $1.16 Million - $1.34 Million	23,740 Added 2.84%	858,707 $45.4 Million
Q4 2022 Feb 13, 2023	BUY	$44.14 - $55.56 $10.1 Million - $12.7 Million	228,113 Added 37.59%	834,967 $41.6 Million
Q3 2022 Nov 14, 2022	SELL	$43.59 - $56.54 $4.84 Million - $6.28 Million	-111,020 Reduced 15.47%	606,854 $26.7 Million
Q2 2022 Aug 12, 2022	BUY	$46.11 - $57.72 $11.2 Million - $14 Million	242,787 Added 51.1%	717,874 $35 Million
Q1 2022 May 11, 2022	SELL	$42.24 - $55.46 $25 Million - $32.8 Million	-592,165 Reduced 55.49%	475,087 $26.3 Million
Q4 2021 Feb 07, 2022	BUY	$42.63 - $52.77 $18.1 Million - $22.4 Million	424,273 Added 65.99%	1,067,252 $55.8 Million
Q3 2021 Nov 10, 2021	SELL	$42.42 - $49.45 $6.41 Million - $7.48 Million	-151,215 Reduced 19.04%	642,979 $27.9 Million
Q2 2021 Aug 05, 2021	SELL	$37.3 - $47.02 $38.5 Million - $48.6 Million	-1,032,762 Reduced 56.53%	794,194 $33.6 Million
Q1 2021 May 14, 2021	BUY	$28.0 - $37.28 $34.7 Million - $46.2 Million	1,238,992 Added 210.73%	1,826,956 $67.6 Million
Q4 2020 Feb 12, 2021	BUY	$25.49 - $30.38 $10.8 Million - $12.8 Million	422,757 Added 255.9%	587,964 $17.3 Million
Q3 2020 Nov 13, 2020	BUY	$26.04 - $30.5 $4.3 Million - $5.04 Million	165,207 New	165,207 $4.43 Million
Q4 2018 Feb 13, 2019	SELL	$30.48 - $35.02 $317,235 - $364,488	-10,408 Closed	0 $0
Q3 2018 Nov 02, 2018	SELL	$34.09 - $36.74 $28,908 - $31,155	-848 Reduced 7.53%	10,408 $359,000
Q2 2018 Aug 08, 2018	BUY	$32.05 - $35.01 $34,742 - $37,950	1,084 Added 10.66%	11,256 $394,000
Q1 2018 May 03, 2018	SELL	$30.89 - $37.61 $709,265 - $863,563	-22,961 Reduced 69.3%	10,172 $334,000
Q4 2017 Feb 02, 2018	BUY	$37.15 - $41.44 $1.23 Million - $1.37 Million	33,133	33,133 $1.25 Million

Others Institutions Holding IRM

# of Institutions

1,141

Shares Held

242M

Call Options Held

1.91M

Put Options Held

1.37M

View Full List

About IRON MOUNTAIN INC

Ticker IRM
Exchange NYSE
Sector Real Estate
Industry REIT—Specialty
Shares Outstandng 290,684,992
Market Cap $26.8B
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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American Century Companies Inc Iron Mountain Inc Transaction History