IRM insider sale notice: 38,474 shares proposed

IRM reporting proposed and recent sales of Common Stock by William L. Meaney via a Form 144 notice.

Rhea-AI Filing Summary

IRM reporting proposed and recent sales of Common Stock by William L. Meaney via a Form 144 notice. The excerpt lists a proposed sale of 38,474 shares (option granted 02/16/2017) slated for 04/01/2026, and multiple sales during the prior three months: 38,482 on 01/02/2026, 38,474 on 02/20/2026, and several March 2026 transactions including 137,133 on 03/02/2026 and repeated blocks of 98,659/98,657 on early March dates. Transactions are reported as cash sales on the NYSE.

Key Figures

Proposed shares to be sold: 38,474 shares Sale on 01/02/2026: 38,482 shares Sale on 02/20/2026: 38,474 shares +3 more

6 metrics

Proposed shares to be sold 38,474 shares proposed sale date 04/01/2026 (option granted 02/16/2017)

Sale on 01/02/2026 38,482 shares reported sale date 01/02/2026

Sale on 02/20/2026 38,474 shares reported sale date 02/20/2026

Sale on 03/02/2026 137,133 shares reported sale date 03/02/2026

March block sales 98,659 shares; 98,659 shares; 98,657 shares reported on 03/03/2026, 03/04/2026, 03/05/2026

Broker/Exchange Fidelity Brokerage Services LLC; NYSE broker listed with address; market listed as NYSE

Key Terms

Form 144, Option Granted 02/16/2017, cash, Securities To Be Sold

4 terms

Form 144 regulatory

"144: Securities To Be Sold"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

Option Granted 02/16/2017 financial

"Option Granted 02/16/2017 | Issuer"

cash financial

"04/01/2026 | Cash"

Securities To Be Sold regulatory

"144: Securities To Be Sold"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does IRM's Form 144 filing disclose about William Meaney's proposed sale?

The Form 144 shows a proposed sale of 38,474 shares on 04/01/2026 linked to an option granted on 02/16/2017. It lists the transaction method as cash and the market as NYSE.

Which recent share sales by William Meaney are listed in the Form 144 excerpt?

The excerpt lists sales of 38,482 shares on 01/02/2026, 38,474 shares on 02/20/2026, and March sales including 137,133 on 03/02/2026 and blocks of 98,659/98,657 on early March dates.

Was the proposed sale in the filing an option exercise or other source?

The proposed sale of 38,474 shares is described as originating from an Option Granted 02/16/2017, indicating the shares trace to that option grant and are to be sold for cash.

How is the market and broker information shown for these transactions?

The excerpt identifies the market as the NYSE and lists Fidelity Brokerage Services LLC with an address; trades are reported as cash transactions in the filing.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 04/01/2026 - 12:34 PM EDT Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001566391
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	IRON MOUNTAIN INC
SEC File Number	001-13045
Address of Issuer	85 NEW HAMPSHIRE AVENUE, SUITE 150 PEASE INTERNATIONAL TRADEPORT PORTSMOUTH NEW HAMPSHIRE 03801
Phone	617-535-4781
Name of Person for Whose Account the Securities are To Be Sold	Meaney William L
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer
Relationship to Issuer	Director

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	38474	3951664.54	295835206	04/01/2026	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	04/01/2026	Option Granted 02/16/2017	Issuer			38474	04/01/2026	Cash

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
William L. Meaney 85 New Hampshire Avenue Suite 150 Portsmouth NH 03801	Common	01/02/2026	38482	3200601.81
William L. Meaney 85 New Hampshire Avenue Suite 150 Portsmouth NH 03801	Common	02/20/2026	38474	4161732.58
William L. Meaney 85 New Hampshire Avenue Suite 150 Portsmouth NH 03801	Common	03/02/2026	137133	15001556.50
William L. Meaney 85 New Hampshire Avenue Suite 150 Portsmouth NH 03801	Common	03/03/2026	98659	10540534.39
William L. Meaney 85 New Hampshire Avenue, Suite 150 Portsmouth NH 03801	Common	03/04/2026	98659	10592474.23
William L. Meaney 85 New Hampshire Avenue, Suite 150 Portsmouth NH 03801	Common	03/05/2026	98657	10482170.39

144: Remarks and Signature

Remarks
Date of Notice	04/01/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	03/13/2025
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Jared Cook, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for William L. Meaney
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)