IRM Iron Mountain Incorporated
Iron Mountain Incorporated (IRM) Insider Activity
What the officers, directors and large holders did with their own shares. Only open-market purchases and sales count toward the totals — grants, option exercises and shares withheld for tax are compensation mechanics, not decisions, and they're listed separately below.
How much of that selling was preplanned? 100% planned / 0% discretionary
Largest single sale: $693.6K.
Where they traded
Last open-market purchase: November 19, 2025 , by Kelly Christie B. .
Recent open-market activity
| Date | Insider | Role | Action | Shares | Price | Value | Held after |
|---|---|---|---|---|---|---|---|
| Kidd Mark | EVP, GM Data Centers & ALM | Sell 10b5-1 | 6,000 | $115.60 | $693.6K | 95,507 −5.9% of holding | |
| McIntosh Greg W | EVP, Chief Commercial Officer | Sell 10b5-1 | 5,000 | $115.60 | $578.0K | 75,634 −6.2% of holding |
Form 4s are due within two business days of a transaction, so this is close to real time — unlike the quarterly 13F data on the Institutional tab. A single large sale often reflects a prearranged 10b5-1 plan rather than a fresh view, so read a pattern of sales rather than any one of them.