Insider Cluster (7 insiders) ·Filed Mar 2, 2026

IRM

IRON MOUNTAIN INC
BEARISH
Impact 7/10
Horizondays Processed7mo ago
Insider cluster: 3 insiders, $3.9M total
Actionable Insight ▼ Bearish

Monitor for any follow-up filings or news around corporate strategy or guidance. CEO selling at this level may signal valuation concerns, especially if not part of a pre-arranged 10b5-1 plan. Check future 10-K/10-Q for any softness in core business metrics.

DirectionBearish
Confidencehigh
Horizondays
Final — all horizons settled through T+60d
IRM ▲ +17.33% at T+60d
SHORT call ✗ call lost -17.33% · α vs SPY -8.00% · entry $109.44 → $128.40
Entry anchored
Feb 27, 03:59 PM ET
via exchange tick
T+1d
-2.31%
call +2.31% · α +1.40%
$106.91
settled 7mo ago
T+5d
-2.89%
call +2.89% · α +1.68%
$106.27
settled 7mo ago
T+20d
-10.82%
call +10.82% · α +2.88%
$97.60
settled 6mo ago
T+60d
+17.33%
call -17.33% · α -8.00%
$128.40
settled 4mo ago

Price Chart

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Executive Summary

Iron Mountain CEO William Meaney sold over $5.7 million in shares across three open-market transactions in early March 2026, while four other executives exercised stock options (non-cash events). The CEO's sales represent the vast majority of the cluster's value and are notable given their size and timing.

Key Financial Metrics

Direction
selling
Total Value
$7.2M
Insiders
7

Key Facts

  • CEO William Meaney sold 54,207 shares in open-market transactions totaling $5,758,227 between March 2–4, 2026
  • Other executives (Allerton, Kidd, McIntosh, Hytinen, Borges, Altamura) sold or exercised options, but only Meaney, Allerton, and Kidd conducted open-market sales
  • Total open-market sales in the cluster: $7.1 million (Meaney: $5.76M, Allerton: $762K, Kidd: $644K)
  • Four executives exercised stock options on March 1 (non-cash events totaling 1,057,541 shares), including CFO and General Counsel
  • Open-market sales represent ~0.022% of Iron Mountain’s $31.9B market cap — modest in relative terms but concentrated in the CEO

Financial Impact

$7.1 million in open-market insider selling over 7 days, led by CEO selling $5.76 million

insider sentimentshareholder confidencepotential dilution from option exercises

Risk Factors

  • Perception of insider pessimism, particularly from the CEO, despite possible pre-planned trades
  • Potential for increased selling pressure if other insiders follow suit

Market Snapshot

Exchange
NYSE

Investment Themes

Real Estate

Documents Analyzed

This report is based on 1 SEC document filed with EDGAR.

DocumentAccession Number
CONTEXT: Insider Cluster Data (11 trades, 7d window)cluster-IRM-1772745295804
16 reports for IRM
Performance horizon
67% Hit rate 2 of 3 directional calls best @ T+20▲ +10.82%Mar 2, 2026
Filters
Rows
Reports for IRM — sortable, filterable
TypeNow
Sep 2, 2026
4w ago
Insider Cluster
NEUTRAL ★ 2/10
$111.84 $111.13▼ −0.63%▼ −0.48%$113.39 (+1.39%)
Aug 10, 2026
7w ago
Insider Cluster
NEUTRAL ★ 2/10
$122.39 $115.22▼ −5.86%▼ −4.80%$113.39 (−7.35%)
Aug 5, 2026
8w ago
8-K
BULLISH ★ 7/10
$127.13 $111.84▼ −12.03%▼ −11.43%$113.39 (−10.81%)
Jul 2, 2026
13w ago
Insider Cluster
NEUTRAL ★ 2/10
$117.16 $124.64▲ +6.38%▲ +6.80%$113.39 (−3.22%)
Jul 2, 2026
13w ago
Insider Cluster
NEUTRAL ★ 2/10
$117.16 $124.64▲ +6.38%▲ +6.80%$113.39 (−3.22%)
Jul 2, 2026
13w ago
Insider Cluster
NEUTRAL ★ 2/10
$117.16 $124.64▲ +6.38%▲ +6.80%$113.39 (−3.22%)
Jul 2, 2026
13w ago
Insider Cluster
NEUTRAL ★ 4/10
$117.16 $124.64▲ +6.38%▲ +6.80%$113.39 (−3.22%)
Jun 26, 2026
13w ago
8-K
NEUTRAL ★ 4/10
$129.97 $128.31▼ −1.28%▼ −1.00%$113.39 (−12.76%)
May 8, 2026
21w ago
Insider Cluster
NEUTRAL ★ 2/10
$128.84 $124.66▼ −3.24%▼ −3.27%$113.39 (−11.99%)
Apr 30, 2026
22w ago
8-K
BULLISH ★ 8/10
$125.99 $128.25▲ +1.79%▼ −3.43%$113.39 (−10.00%)
Showing 10 of 16

US Market Status

Market Closed — Opens Mon (65h 8m)

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Report published Mar 5, 2026