IRON MOUNTAIN INC (IRM) Stock
IRM has an Alpha Score of 42 out of 100 (weak), computed on Nov 6, 2026 from 3 of 4 sub-scores. 10 members of Congress disclosed 21 trades in IRM since 2014: 9 purchases and 12 sales, most recently Markwayne Mullin (sale, Feb 4, 2026). 5 of the hedge funds AlphaScala tracks reported IRM in 13F filings for the quarter ended Jun 30, 2026; the largest reported position is Citadel's at $43.35M. Company insiders reported 0 open-market buys and 11 sales on SEC Form 4 in the 90 days to Nov 6, 2026. Its trailing P/E ratio is 82.1 and its net margin 5.5% (key statistics as of Nov 4, 2026).
What is IRM's Alpha Score?
How it works →Alpha Score of 42 reflects weak overall profile with weak momentum, weak value, moderate quality. Based on 3 of 4 signals – score is capped at 90 until remaining data ingests.
Computed from 3 of 4 sub-scores; a sub-score is left out when its inputs are missing, and the composite is capped accordingly.
Computed Nov 6, 2026
A rules-based research rating, not a recommendation to buy or sell.
Which members of Congress traded IRON MOUNTAIN INC (IRM)?
Most recent: Markwayne Mullin (sale, Feb 4, 2026); records start Aug 8, 2014.
| Politician | Trade date | Type | Amount |
|---|---|---|---|
| Markwayne Mullin R-OK · Senate | 2026-02-04 | sale | $1k – $15k |
| Markwayne Mullin R-OK · Senate | 2025-12-18 | sale | $1k – $15k |
| Markwayne Mullin R-OK · Senate | 2025-12-18 | sale | $15k – $50k |
| Markwayne Mullin R-OK · Senate | 2025-02-03 | purchase | $1k – $15k |
| Markwayne Mullin R-OK · Senate | 2025-01-02 | purchase | $15k – $50k |
| Dan Goldman D-NY · House | 2023-07-12 | sale | $1k – $15k |
| Katherine Clark D-MA · House | 2021-07-27 | sale | $1k – $15k |
| Katherine Clark D-MA · House | 2021-06-04 | partial sale | $1k – $15k |
From STOCK Act periodic transaction reports. House filings as of Nov 5, 2026. Senate records here end Oct 21, 2026; later Senate trades are not included.
See all IRM political trades →Which hedge funds own IRM?
From 13F filings| Fund | Shares Held | Position Value | Change vs prior Q |
|---|---|---|---|
| Citadel Ken Griffin | 343K | $43.35M | -8% |
| Millennium Management Israel Englander | 157K | $19.84M | -58% |
| Point72 Steve Cohen | 123K | $15.57M | -67% |
| D.E. Shaw David Shaw | 110K | $13.87M | NEW |
| Renaissance Technologies Jim Simons (founder) | 8K | $972.6K | +221% |
13F holdings as of Jun 30, 2026
Explore all tracked funds →Are IRON MOUNTAIN INC insiders buying or selling?
SEC Form 4 filings| Date | Insider | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| Nov 2, 26 | Mcintosh Greg W | EVP, Chief Commercial Officer | SELL | 5.0K | $585K |
| Oct 1, 26 | Meaney William L | President and CEO | SELL | 13.4K | $1.5M |
| Oct 1, 26 | Meaney William L | President and CEO | SELL | 10.8K | $1.2M |
| Oct 1, 26 | Meaney William L | President and CEO | SELL | 14.3K | $1.6M |
| Oct 1, 26 | Mcintosh Greg W | EVP, Chief Commercial Officer | SELL | 5.0K | $554K |
| Sep 1, 26 | Meaney William L | President and CEO | SELL | 11.3K | $1.3M |
| Sep 1, 26 | Meaney William L | President and CEO | SELL | 21.0K | $2.4M |
| Sep 1, 26 | Meaney William L | President and CEO | SELL | 6.1K | $702K |
| Sep 1, 26 | Meaney William L | President and CEO | SELL | 89 | $10K |
| Sep 1, 26 | Kidd Mark | EVP, GM Data Centers & ALM | SELL | 6.0K | $694K |
SEC Form 4 filings as of Nov 6, 2026
See cluster-buy signals across all tickers →What are IRM's key statistics?
Key statistics as of Nov 4, 2026
How does IRM's valuation compare with the Real Estate sector?
| Metric | IRM | Real Estate median | Companies in median |
|---|---|---|---|
| P/E ratio | 82.1 | 28.4 | 61 |
| Net margin | 5.54% | 16.49% | 68 |
| Return on equity | 85.19% | 7.14% | 69 |
| Dividend yield (payers) | 4.11% | 4.47% | 56 |
Medians over the Real Estate stocks whose key statistics were refreshed in the last 35 days (newest Nov 7, 2026). P/E excludes loss-making companies.
IRM price chart
Powered by TradingViewWhat does IRON MOUNTAIN INC do?
Iron Mountain Inc. is a leading provider of storage and information management solutions, operating as a real estate investment trust. It delivers comprehensive services through three primary segments: Global Records & Information Management, which handles storing, managing, digitizing, and securely disposing of records worldwide; Global Data Center Business, offering secure colocation and wholesale data center facilities to protect mission-critical IT infrastructure; and Corporate & Other, focusing on storage, safeguarding, and delivery of physical media and digital content repositories for entertainment and media clients. The company also provides digital transformation tools, information security, IT asset lifecycle management including disposition, and logistics services. Serving over 240,000 customers across 61 countries, including nearly all Fortune 1000 companies, Iron Mountain Inc. helps organizations manage physical and digital assets throughout their lifecycle, ensuring visibility, security, accessibility, and readiness for AI applications. Founded in 1951 and headquartered in Portsmouth, New Hampshire, it plays a vital role in bridging physical storage with digital innovation in the information management sector.