GOLDMAN SACHS GROUP INC

Position in IRM — Iron Mountain Inc

CIK 886982 NEW YORK, NY

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Position in IRM

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

$356,539,277

+$130,128,401 QoQ

Shares Held

2,822,732

+27.3% QoQ

Ownership

0.948%

of shares outstanding

% of Portfolio

0.04%

of 13F equity value

Holder Rank

#18

of 1,152 holders

Holding Since

Mar 2020

26 quarters on record

Voting authority Sole 97% Shared 0% None 3%

Common Shares in IRM Over Time

Shares Held

Position Value (USD)

Derivatives in IRM

reported options exposure · as of Sep 30, 2025

CallValue

CallShares

PutValue

$17,992,410

PutShares

176,500

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in REIT - Specialty

Real Estate · as of Jun 30, 2026

GOLDMAN SACHS GROUP INC holds $3,886,818,259 across 18 REIT - Specialty names. IRM ranks #4 (9.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	EQIX	Equinix Inc	1,039,239	$1,083,292,337
2	AMT	American Tower Corp /Ma/	4,958,386	$811,043,194
3	DLR	Digital Realty Trust, Inc.	3,958,965	$710,950,931
4	IRM	Iron Mountain Inc This page	2,822,732	$356,539,277
5	CCI	Crown Castle Inc.	2,824,403	$213,892,037
6	SBAC	Sba Communications Corp	872,692	$153,995,227
7	GLPI	Gaming & Leisure Properties, Inc.	2,835,551	$126,267,085
8	LAMR	Lamar Advertising Co/New	638,408	$99,578,878

All Filings in IRM

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33 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$356,539,277	2,822,732	+27.3%	Shares	Defined	2026-08-14
2026-03-31	$226,410,876	2,216,672	+45.3%	Shares	Defined	2026-05-15
2025-12-31	$126,518,657	1,525,240	+12.6%	Shares	Defined	2026-03-25
2025-09-30	$17,992,410	176,500	-11.5%	Put	Defined	2025-11-14
2025-09-30	$138,036,647	1,354,097	-28.0%	Shares	Defined	2025-11-14
2025-06-30	$192,828,624	1,879,971	-4.8%	Shares	Defined	2025-08-14
2025-03-31	$169,922,287	1,974,922	+86.1%	Shares	Defined	2025-06-27
2024-12-31	$111,543,467	1,061,207	-18.8%	Shares	Defined	2025-02-11
2024-09-30	$23,694,702	199,400	-66.8%	Put	Defined	2024-11-14
2024-09-30	$155,334,929	1,307,203	-19.1%	Shares	Defined	2024-11-14
2024-06-30	$144,763,543	1,615,304	+96.9%	Shares	Defined	2024-08-13
2024-06-30	$1,415,996	15,800	+75.6%	Call	Defined	2024-08-13
2024-03-31	$65,797,303	820,313	-12.7%	Shares	Defined	2024-05-15
2023-12-31	$65,787,496	940,090	+6.7%	Shares	Defined	2024-05-14
2023-09-30	$52,358,148	880,709	+5.6%	Shares	Defined	2024-05-15
2023-06-30	$47,395,208	834,129	-21.3%	Shares	Defined	2024-05-14
2023-03-31	$56,097,932	1,060,252	+17.3%	Shares	Defined	2024-05-14
2022-12-31	$45,069,532	904,103	+2.7%	Shares	Defined	2024-05-14
2022-09-30	$38,690,872	879,938	-6.8%	Shares	Defined	2024-05-14
2022-06-30	$45,968,033	944,096	+6.4%	Shares	Defined	2024-05-14
2022-03-31	$49,188,286	887,715	-16.6%	Shares	Defined	2022-05-16
2021-12-31	$55,670,693	1,063,839	+23.1%	Shares	Defined	2022-02-17
2021-09-30	$37,562,610	864,502	+12.3%	Shares	Defined	2022-01-20
2021-06-30	$25,392,000	600,000	+1867.2%	Put	Defined	2021-08-13
2021-06-30	$32,579,542	769,838	+24.9%	Shares	Defined	2021-08-13
2021-03-31	$22,817,403	616,520	+25.6%	Shares	Defined	2021-05-17
2020-12-31	$14,475,240	491,019	-89.9%	Shares	Defined	2021-02-12
2020-09-30	$817,095	30,500	+32.6%	Put	Defined	2020-11-13
2020-09-30	$130,749,156	4,880,521	-31.0%	Shares	Defined	2020-11-13
2020-06-30	$184,686,366	7,076,106	-44.2%	Shares	Defined	2020-08-12
2020-06-30	$600,300	23,000	—	Put	Defined	2020-08-12
2020-03-31	$302,019,357	12,689,889	—	Shares	Defined	2020-05-15
2020-03-31	$214,200	9,000	—	Call	Defined	2020-05-15
No filing history on record for this holder in this stock.