Transaction · 0001566391-26-000026

Meaney William L

Meaney William L, PRES, reported a transaction classified as exercise at IRON MOUNTAIN INC involving 38474.000000 shares. Reported holdings after the transaction were 76948.000000 shares. The stored filing text includes a detected 10b5-1 reference.

exerciseSEC transaction code MPRES
IRMIRON MOUNTAIN INC
Filing timeOct 05
Trade dateOct 01, 2026
Filing · SECView on SEC
InsiderProfile
% of reported position tradedUnavailableNot calculated for derivative securities.

Row-level estimate for this security and ownership context, not the insider’s complete portfolio. Joint ownership, other transactions in the filing, amendments and footnotes can affect interpretation.

Price performance since filing

Close on the filing date, the pre-filing context, and the forward return at standard windows
Price at filing
$111.13
Pre-filing
1mo ago +2.8%1w ago +2.7%1d ago -0.2%
Returns since
7d30d90d180d1y

IRM price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards
IRM since 2026-10-05Filed 2 days ago · 30 days of pre-filing context shaded
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Filing datePost-filing windows (7d, 30d, 90d, 180d, 1y)30 days of pre-filing context

Transaction facts

Stored Form 4 columns with their raw values

Derivative
Type
exercise
Code M
Identifier
0001566391-26-000026
Employee Stock Option (Right to Buy)
Transaction date
Oct 01, 2026
Filed Oct 05, 2026, 08:09 PM · 4d delay
Shares
38.4k sh
Price unknown
Estimated value
—
Computed from shares × price
Holdings after
76.9k sh
Direct

Filing warnings

Notes recorded with this filing
1 warning
missing priceThe filing did not provide a usable price per share.

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $100kLarge $1.00M
Derivative Transaction Direct Ownership Large Holdings Reduction 10b5-1 Detected
-28score
Filing-only score

-28

Compact filing score computed from stored Form 4 facts. Version v1.

Low filing signal

This filing has a meaningfully negative filing-only score. It is likely less useful as a positive insider-activity signal.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

President and CEO

Officer YesDirector Yes10% NoOther No
Footnotes & amended
  1. F1

    This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 14, 2025.

  2. F2

    The price reported in Column 4 is a weighted average price. These shares of Iron Mountain Incorporated common stock ("Common Stock") were sold in multiple transactions at prices ranging from $109.02 t…

  3. F3

    The price reported in Column 4 is a weighted average price. These shares of Iron Mountain Incorporated Common Stock were sold in multiple transactions at prices ranging from $110.02 to $111.02, inclus…

  4. F4

    The price reported in Column 4 is a weighted average price. These shares of Iron Mountain Incorporated Common Stock were sold in multiple transactions at prices ranging from $111.03 to $111.55, inclus…

  5. F5

    This stock option, initially representing a right to purchase a total of 461,696 shares, is fully vested.

  6. F6

    Not applicable.

Original filing · 0001566391-26-000026
Related transactions

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Same reporting owner
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