// company-profile
Iron Mountain Inc
IRMExchangeNYSESectorReal Estate Investment TrustsInc.DEFilings270Insiders25
// api This Iron Mountain Inc insider-trading data is served live by the Form4API insider trading API. Get the same data via API.
// activity-summary
Mixed insider activity over the last 30 days: 0 purchases and 0 sales (0 transactions total).
// 90-day insight
Over the last 90 days, Iron Mountain Inc insiders bought $85K (13 transactions) and sold $17K (1 transaction).
- Most active insider: Meaney William L with 14 transactions totaling $18.1M.
- Largest single sale: $4.0M by Meaney William L on Apr 1, 2026.
- 93% of recent sales were pre-scheduled 10b5-1 trades — typically less informative than open-market activity.
Activity skews bullish — buys outpace sales.
Institutional Ownership
Top 13F-HR holders of Iron Mountain Inc as of 2026-03-31
Total reported AUM
$20.77B
QoQ change
+27.3%
Reporting period
2026-03-31
#1
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
$1.92B
18.8M shares
#2
STATE STREET CORP
CIK 93751
$1.81B
17.6M shares
#3
BlackRock, Inc.
CIK 2012383
$1.28B
12.5M shares
Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Jun 1, 2026 | Meaney William L | IRM | Option Exercise10b5 | 38,474 | — | — |
| Jun 1, 2026 | Meaney William L | IRM | Sale10b5 | 9,247 | $129.14 | $1.19M |
| Jun 1, 2026 | Meaney William L | IRM | Sale10b5 | 10,156 | $126.20 | $1.28M |
| Jun 1, 2026 | Meaney William L | IRM | Sale10b5 | 10,457 | $127.00 | $1.33M |
| Jun 1, 2026 | Meaney William L | IRM | Sale10b5 | 7,523 | $127.90 | $962K |
45 more transactions hidden
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