Allerton Jennifer 4
4 · IRON MOUNTAIN INC · Filed Mar 3, 2026
Insider Transaction Report
Form 4
Allerton Jennifer
Director
Transactions
- Sale
Common Stock, par value $.01 per share
[F1]2026-03-02$108.88/sh−7,000$762,160→ 11,541 total
Footnotes (1)
- [F1]The price reported in Column 4 is a weighted average price. These shares of the Company common stock ("Common Stock") were sold in multiple transactions at prices ranging from $108.86 to $109.00, inclusive. The Reporting Person undertakes to provide the Company, any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares of Common Stock sold at each separate price within the ranges set forth in this footnote (1).
Signature
/s/ Christine Zhang, under Power of Attorney dated June 19, 2025, from Jennifer Allerton|2026-03-03