Iron Mountain (IRM) EVP Mark Kidd Sells 6,000 Shares

What Happened
Mark Kidd, Executive Vice President & GM Data Centers & ALM at Iron Mountain (IRM), sold 6,000 shares on 2026-09-01 at $115.60 per share, generating proceeds of approximately $693,600. This was a sale (routine disposition) rather than a purchase.

Key Details

• Transaction date: 2026-09-01 — open-market sale
• Price: $115.60 per share; Shares sold: 6,000; Total proceeds: ~$693,600
• Filing date: 2026-09-02 (timely; filed one business day after the trade)
• Shares owned after transaction: Not disclosed in the provided filing excerpt
• Footnote: The sale was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 20, 2025

Context
The trade was executed under a pre-established 10b5-1 plan, which typically schedules trades in advance and can indicate the sale was preplanned rather than a contemporaneous judgment about the stock. Sales are common for executives for liquidity or portfolio reasons; purchases generally carry more weight as potential signals of insider confidence.