Kidd Mark 4

What Happened
Mark Kidd, EVP and General Manager, Data Centers & ALM at Iron Mountain (IRM), sold 6,000 shares of IRM stock in an open-market transaction on May 8, 2026. The shares were disposed at $127.91 each for a total proceeds of $767,460. This was a sale (not a purchase), which is often routine insider selling rather than a direct bullish signal.

Key Details

• Transaction date and price: May 8, 2026 — 6,000 shares at $127.91 per share; total = $767,460.
• Transaction type: Sale (S) executed in the open market under a Rule 10b5-1 trading plan.
• Footnote: Reporting person adopted the 10b5-1 trading plan on March 20, 2025.
• Shares owned after transaction: Not reported in this filing.
• Filing: Report filed with the SEC on May 11, 2026; the filing covers the May 8 transaction and does not indicate a late filing flag.

Context
A 10b5-1 trading plan allows insiders to sell shares at pre-set times or conditions and is designed to avoid trading while in possession of material non-public information. Such planned sales are common and do not necessarily reflect the insider’s current view of the company’s prospects.