CITIGROUP INC

Position in IRM — Iron Mountain Inc

CIK 831001 NEW YORK, NY

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Position in IRM

as of Jun 30, 2026 · filed Aug 3, 2026 Compact

Position Value

$53,369,005

+$21,130,150 QoQ

Shares Held

422,524

+33.9% QoQ

Ownership

0.142%

of shares outstanding

% of Portfolio

0.03%

of 13F equity value

Holder Rank

#75

of 1,151 holders

Holding Since

Mar 2020

26 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Common Shares in IRM Over Time

Shares Held

Position Value (USD)

Derivatives in IRM

reported options exposure · as of Jun 30, 2021

CallValue

CallShares

PutValue

$4,232,000

PutShares

100,000

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

CITIGROUP INC holds $692,341,609 across 18 REIT - Specialty names. IRM ranks #5 (7.7% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	EQIX	Equinix Inc	193,280	$201,473,137
2	AMT	American Tower Corp /Ma/	828,777	$135,563,052
3	DLR	Digital Realty Trust, Inc.	702,524	$126,159,259
4	CCI	Crown Castle Inc.	775,669	$58,741,412
5	IRM	Iron Mountain Inc This page	422,524	$53,369,005
6	SBAC	Sba Communications Corp	228,209	$40,269,759
7	WY	Weyerhaeuser Co	1,131,075	$27,077,935
8	GLPI	Gaming & Leisure Properties, Inc.	434,161	$19,333,188

All Filings in IRM

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36 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$53,369,005	422,524	+33.9%	Shares	Defined	2026-08-03
2026-03-31	$32,238,855	315,634	-0.9%	Shares	Defined	2026-05-11
2025-12-31	$26,427,952	318,601	-24.1%	Shares	Defined	2026-02-13
2025-09-30	$42,786,561	419,723	+105.3%	Shares	Defined	2025-11-10
2025-06-30	$20,966,844	204,415	-11.4%	Shares	Defined	2025-08-11
2025-03-31	$19,843,316	230,629	+35.0%	Shares	Defined	2025-05-12
2024-12-31	$17,959,932	170,868	-36.3%	Shares	Defined	2025-02-12
2024-09-30	$31,892,662	268,389	+8.4%	Shares	Defined	2024-11-12
2024-06-30	$22,179,514	247,484	+4.8%	Shares	Defined	2024-08-12
2024-03-31	$18,937,418	236,098	+50.0%	Shares	Defined	2024-05-10
2023-12-31	$11,016,320	157,421	-33.6%	Shares	Defined	2024-02-09
2023-09-30	$14,094,997	237,090	+5.3%	Shares	Defined	2023-12-06
2023-06-30	$12,794,668	225,179	-36.5%	Shares	Defined	2023-08-10
2023-03-31	$18,765,269	354,664	+39.7%	Shares	Defined	2023-05-11
2022-12-31	$12,660,153	253,965	-35.6%	Shares	Defined	2023-02-09
2022-09-30	$17,350,999	394,610	+37.9%	Shares	Defined	2022-11-10
2022-06-30	$13,937,120	286,242	+5.8%	Shares	Defined	2022-08-10
2022-03-31	$14,994,664	270,613	-21.6%	Shares	Defined	2022-05-12
2021-12-31	$18,070,436	345,317	-28.4%	Shares	Defined	2022-02-10
2021-09-30	$20,969,143	482,604	-34.8%	Shares	Defined	2021-11-10
2021-06-30	$4,232,000	100,000	0.0%	Put	Defined	2021-08-10
2021-06-30	$31,325,303	740,201	+5.1%	Shares	Defined	2021-08-10
2021-03-31	$26,069,878	704,401	+47.5%	Shares	Defined	2021-05-13
2021-03-31	$3,701,000	100,000	-17.1%	Put	Defined	2021-05-13
2020-12-31	$1,981,056	67,200	-36.3%	Call	Defined	2021-02-11
2020-12-31	$14,081,708	477,670	+13.8%	Shares	Defined	2021-02-11
2020-12-31	$3,555,288	120,600	+1.3%	Put	Defined	2021-02-11
2020-09-30	$3,190,689	119,100	-21.7%	Put	Defined	2020-11-12
2020-09-30	$11,249,306	419,907	+59.9%	Shares	Defined	2020-11-12
2020-09-30	$2,826,345	105,500	-17.5%	Call	Defined	2020-11-12
2020-06-30	$3,338,190	127,900	-7.5%	Call	Defined	2020-08-12
2020-06-30	$3,972,420	152,200	+70.4%	Put	Defined	2020-08-12
2020-06-30	$6,854,405	262,621	+59.5%	Shares	Defined	2020-08-12
2020-03-31	$3,919,025	164,665	—	Shares	Defined	2020-05-12
2020-03-31	$2,125,340	89,300	—	Put	Defined	2020-05-12
2020-03-31	$3,289,160	138,200	—	Call	Defined	2020-05-12
No filing history on record for this holder in this stock.