Meaney William L sold $4.2M of IRM
Meaney William L (President and CEO) sold 38,474 shares of IRON MOUNTAIN INC (IRM) at an average of $110.45 ($109.57–$111.18, $4.25M total) across 3 trades on 2026-10-01 under a Rule 10b5-1 trading plan.
How this was made
The 30-second read
Why it matters
The complete divestiture by the CEO may be interpreted as a negative signal, prompting short‑term price pressure.
Market read
Insider sell of a CEO's entire stake can influence investor sentiment and short‑term price action.
What to watch
Potential tax planning or diversification motives behind the 10b5‑1 execution.
Background
Form 4 filings disclose insider transactions; a CEO selling all shares is noteworthy for shareholders.
Ticker impact
CEO William L. Meaney sold all 38,474 shares for $4.25M via a 10b5‑1 plan, leaving zero holdings.
likely downward pressure as the market prices in the sell
A CEO exiting his entire position is material, though the dollar amount is modest for a mid‑cap.
Market effects
Minimal impact on the REIT sector; investors may watch other insider activity for clues.
No regional effect beyond Iron Mountain's share price.
Limited to investors tracking US REITs.
Counterpoint
The sale could be a routine liquidity event unrelated to company fundamentals.
Key entities
- personWilliam L. Meaney
President and CEO of Iron Mountain Inc.



