Summary
Updated Aug 31, 2026
William L. Meaney is President and CEO, Director of IRON MOUNTAIN INC (IRM). 24 SEC Form 4 filings on record going back to 2024, most recently on 10 August 2026. Most recent open-market trade: sold $357K of IRM on 10 August 2026. Lifetime open-market purchases: $11K. Lifetime open-market sales: $144.13M. Historical track record: 3/5 stars across 12 tracked purchases.
Recent Transactions
20Every recent SEC Form 4 transaction William L. Meaney has reported, most recent first.
Track Record
InsiderAlpha computes a forward-return-based score for every insider with enough Form 4 purchase history. The metrics below reflect realized performance after each tracked open-market purchase.
| Metric | Value |
|---|---|
| InsiderAlpha rating | ★★★☆☆ (3/5) |
| Total purchases tracked | 12 |
| Purchases with forward-return data | 12 |
| 30-day win rate | 58% |
| 90-day win rate | 67% |
| Avg 5-day return | +0.15% |
| Avg 30-day return | +2.33% |
| Avg 90-day return | +4.09% |
| Best 30-day return | +19.01% |
Trading Pattern
InsiderAlpha's records for William L. Meaney go back to 2024: 24 primary Form 4 filings, an average of 8.0 per year. The typical open-market purchase is $879 (12 buys totaling $11K). The largest single buy on record is $2K of STT in 2024. Sales side: 70 recorded sales totaling $144.13M, so the filing history runs sell-heavy by dollar value. 66 recorded transactions carry a Rule 10b5-1 flag, meaning they were pre-scheduled under a written trading plan rather than discretionary.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies William L. Meaney files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Mark Kidd - $7.94M of IRM open-market activity in the last 12 months
- Mithu Bhargava - $6.25M of IRM open-market activity in the last 12 months
- Greg W. McIntosh - $1.51M of IRM open-market activity in the last 12 months
- Daniel Borges - $902K of IRM open-market activity in the last 12 months
- Jennifer Allerton - $762K of IRM open-market activity in the last 12 months
- Pamela M. Arway - $244K of IRM open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is William L. Meaney?
William L. Meaney is a corporate insider, tracked as President and CEO, Director of IRON MOUNTAIN INC (IRM). InsiderAlpha holds 24 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has William L. Meaney submitted recently?
3 primary Form 4 filings in the last 90 days, covering 1 company.
Has William L. Meaney been buying or selling stock?
Recorded transactions: 12 open-market purchases ($11K) and 70 open-market sales ($144.13M) across all tracked filings.
How accurate is William L. Meaney's historical track record?
Across 12 tracked purchases, William L. Meaney averaged +2.3% avg 30-day return with a 58% 30-day win rate. InsiderAlpha rates the track record at 3/5 stars.
Where can I see all of William L. Meaney's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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