IRM Form 4 shows director Christie Kelly increasing share holdings

Rhea-AI Filing Summary

Iron Mountain Incorporated (IRM) director Christie Kelly reported a small open-market purchase of company stock. On 11/19/2025, Kelly bought 33 shares of Iron Mountain common stock at a price of $89.52 per share, coded as a “P” transaction, which indicates a purchase. Following this transaction, Kelly beneficially owned 1,308 shares held directly. This is a routine insider ownership update that shows a modest increase in the director’s personal stake in Iron Mountain.

Insider Trade Summary

Net Buyer: 33 shares

Net Buy 1 txn

Insider Kelly Christie B.

Role Director

Bought 33 shs ($3K)

Type	Security	Shares	Price	Value
Purchase	Common Stock, par value $.01 per share	33	$89.52	$3K

Holdings After Transaction: Common Stock, par value $.01 per share — 1,308 shares (Direct)

FAQ

What insider transaction did IRM disclose in this Form 4?

The filing reports that director Christie Kelly purchased 33 shares of Iron Mountain common stock on 11/19/2025.

At what price were the IRM shares purchased by the director?

The 33 shares of Iron Mountain (IRM) common stock were purchased at a price of $89.52 per share.

How many IRM shares does the reporting person own after this transaction?

After the reported purchase, director Christie Kelly beneficially owned 1,308 shares of Iron Mountain common stock held directly.

What is the relationship of the reporting person to Iron Mountain (IRM)?

The reporting person, Christie Kelly, is identified as a Director of Iron Mountain Incorporated.

Does this IRM Form 4 include any derivative securities transactions?

No derivative securities transactions are reported; the table for derivative securities is present but contains no entries.

Was the IRM Form 4 filed for one or multiple reporting persons?

The Form 4 indicates it was filed by one reporting person, referring to director Christie Kelly.

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Form 4 Insider Transactions: What Each Field Means →

Accepted by SEC EDGAR 11/21/2025 - 04:05 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Kelly Christie B.

(Last) (First) (Middle)

C/O IRON MOUNTAIN INCORPORATED

85 NEW HAMPSHIRE AVENUE, SUITE 150

(Street)

PORTSMOUTH NH 03801

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
IRON MOUNTAIN INC [ IRM ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
11/19/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock, par value $.01 per share	11/19/2025		P		33	A	$89.52	1,308	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

	/s/ Christine Zhang, under Power of Attorney dated September 11, 2025, from Christie Kelly	11/21/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.