Iron Mountain Inc (IRM) Stock Analysis and Metrics

Iron Mountain

NYSE: IRM

$128.42 ▲ +3.87 (+3.11%)

At close: Jul 24, 2026 · 3:59 PM UTC

Financial Ratios

Market Cap37.06 Bn

P/E135.81

P/S5.11

Div. Yield0.03

ROIC (Qtr)0.00

Total Debt (Qtr)17.32 Bn

Revenue Growth (1y) (Qtr)21.58

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About

Iron Mountain Incorporated is a global leader in information management services, helping customers unlock value from their assets through physical and digital solutions. The company provides records management, digital transformation, data center hosting, and asset lifecycle management solutions to enterprises worldwide.

Iron Mountain Incorporated generates revenue by offering a broad portfolio of services that include physical records storage, digital information management, data center colocation and connectivity, and IT asset disposition. Its mission‑critical solutions produced approximately $6.9 billion in annual revenue in 2025, with a significant portion derived from recurring storage and service contracts. The company serves more than 240,000 customers across 61 countries, leveraging long‑term relationships and a global operational footprint to drive steady cash flow.

Iron Mountain Incorporated operates through the following segments: Global Records and Information Management, Global Data Center, and Corporate and Other.

• Global Records and Information Management: This segment provides physical records storage and retrieval, information services such as indexing and metadata management, vital records protection, courier logistics, data management for backup media rotation, global digital solutions including document conversion and the Insight Digital Experience Platform version 2.0, secure shredding via fixed facilities and mobile units, media and archive services for entertainment content, and consumer storage offerings that use data analytics for pickup and delivery.

• Global Data Center: This segment delivers enterprise class data center facilities and hyperscale ready capacity, operating 31 data centers across 21 global markets either directly or through joint ventures. As of December 31, 2025, the segment had 488 MW of leasable capacity with approximately 97 % of that capacity leased, while total potential capacity in owned or operated land and buildings reached 1,340 MW. The business emphasizes security, compliance, and sustainability, offering power matching with renewable sources and adhering to standards such as ISO 27001, SOC 2, HIPAA, and NIST 800‑53.

• Corporate and Other: This segment includes asset lifecycle management, which provides IT hardware disposition, data erasure, recycling, remarketing, and workplace IT asset management services, ensuring secure chain of custody and environmentally responsible processing. It also encompasses fine arts storage, delivering specialized handling, installation, and preservation of artwork, collectibles, and cultural artifacts for museums, galleries, and private collectors.

The company holds a leading position in the information management industry, trusted by approximately 95 % of the Fortune 1000 and competing with numerous regional and global providers while leveraging its global scale, security reputation, and integrated service offerings. Iron Mountain Incorporated operates as a real estate investment trust, is a constituent of the S&P 500, and maintains strong brand recognition in records management, data center operations, and asset lifecycle services.

Iron Mountain Incorporated serves a diverse customer base spanning commercial, legal, financial, healthcare, technology, insurance, life sciences, energy, business services, entertainment, and government organizations, with no single customer accounting for more than about 3 % of revenue in 2025. The broad and diversified client base enables cross‑sell opportunities, as roughly 5 % of customers purchase from more than one business unit, supporting the company’s strategy to deepen relationships and increase wallet share across its solution set.

Investment Thesis

▲ Bull case

Iron Mountain's strong positioning in high-growth data center and ALM segments presents a significant bullish case that the market is underestimating, driven by structural tailwinds from AI infrastructure demand and enterprise IT refresh cycles. The company's data center business grew revenue 47% year-over-year in Q1 2026, with 22 megawatts leased in the quarter and an additional 10 megawatts in April, totaling 32 megawatts year-to-date and positioning the company to meaningfully exceed its 100-megawatt annual guidance. This growth is underpinned by a capital-efficient model where the vast majority of new capacity is pre-leased to high-credit tenants with long-duration leases, minimizing execution risk and supporting predictable cash flow generation. Furthermore, the company highlighted 400 megawatts of available capacity energizing over the next 24 months, with advanced discussions ongoing across global markets, suggesting a robust pipeline that could drive sustained double-digit growth in this segment beyond 2026. The ALM business delivered even more explosive growth, with revenue up 92% year-over-year and 77% organic growth, fueled by strong performance in both data center decommissioning and enterprise channels. Management emphasized that the enterprise ALM business grew 45% on an organic basis, reflecting deepening penetration with existing clients and significant cross-sell runway, particularly as they noted being 'still very, very underpenetrated with all of our clients.' This suggests substantial upside from wallet share expansion, especially as hyperscale customers increasingly rely on Iron Mountain for end-to-end asset lifecycle services, including decommissioning, remarketing, and recycling of IT infrastructure. The combination of pre-leased data center capacity, growing hyperscale engagements in ALM, and a fragmented enterprise market ripe for consolidation creates a powerful growth engine that is not fully reflected in current valuation multiples. The FedRAMP High authorization for the InSight digital platform further expands the company's addressable market into high-value U.S. government contracts, with nearly $9 million recognized from the Department of Treasury contract in Q1 and expectations of $45 million for 2026 and over $100 million annually starting in 2027—providing a durable, high-margin revenue stream that diversifies away from cyclical commercial demand. These factors collectively support a thesis that Iron Mountain is leveraging secular trends in AI, digital transformation, and IT asset management to drive sustainable, above-market growth with improving margins and strong cash flow conversion, all while maintaining a disciplined capital allocation strategy and a net lease-adjusted leverage of 4.8x—the best since its REIT conversion in 2014.

Iron Mountain's strong positioning in high-growth data center and ALM segments presents a significant bullish case that the market is underestimating, driven by structural tailwinds from AI infrastructure demand and enterprise IT refresh cycles. The company's data center business grew revenue 47% year-over-year in Q1 2026, with 22 megawatts leased in the quarter and an additional 10 megawatts in April, totaling 32 megawatts year-to-date and positioning the company to meaningfully exceed its 100-megawatt annual guidance. This growth is underpinned by a capital-efficient model where the vast majority of new capacity is pre-leased to high-credit tenants with long-duration leases, minimizing execution risk and supporting predictable cash flow generation. Furthermore, the company highlighted 400 megawatts of available capacity energizing over the next 24 months, with advanced discussions ongoing across global markets, suggesting a robust pipeline that could drive sustained double-digit growth in this segment beyond 2026. The ALM business delivered even more explosive growth, with revenue up 92% year-over-year and 77% organic growth, fueled by strong performance in both data center decommissioning and enterprise channels. Management emphasized that the enterprise ALM business grew 45% on an organic basis, reflecting deepening penetration with existing clients and significant cross-sell runway, particularly as they noted being 'still very, very underpenetrated with all of our clients.' This suggests substantial upside from wallet share expansion, especially as hyperscale customers increasingly rely on Iron Mountain for end-to-end asset lifecycle services, including decommissioning, remarketing, and recycling of IT infrastructure. The combination of pre-leased data center capacity, growing hyperscale engagements in ALM, and a fragmented enterprise market ripe for consolidation creates a powerful growth engine that is not fully reflected in current valuation multiples. The FedRAMP High authorization for the InSight digital platform further expands the company's addressable market into high-value U.S. government contracts, with nearly $9 million recognized from the Department of Treasury contract in Q1 and expectations of $45 million for 2026 and over $100 million annually starting in 2027—providing a durable, high-margin revenue stream that diversifies away from cyclical commercial demand. These factors collectively support a thesis that Iron Mountain is leveraging secular trends in AI, digital transformation, and IT asset management to drive sustainable, above-market growth with improving margins and strong cash flow conversion, all while maintaining a disciplined capital allocation strategy and a net lease-adjusted leverage of 4.8x—the best since its REIT conversion in 2014.

▼ Bear case

Despite Iron Mountain's strong headline growth, the market may be overlooking several material risks and structural challenges that could impede sustained performance, particularly the potential for growth to be more cyclical or transient than management suggests, and the company's increasing reliance on volatile segments that carry execution and pricing risks. While data center revenue surged 47% year-over-year, this growth is heavily dependent on the timing and scale of hyperscale customer deployments, which are inherently lumpy and subject to delays in power availability, permitting, or shifts in AI investment priorities—factors that could disrupt the assumed cadence of leasing activity. Management's confidence in exceeding the 100-megawatt guidance relies on 'advanced discussions' across a 400-megawatt portfolio, but these remain unsigned commitments with no guarantee of conversion, and any slowdown in enterprise or hyperscale capital expenditure could quickly reverse the current momentum. Similarly, the ALM segment's 92% revenue surge, while impressive, was driven significantly by favorable memory pricing trends and project-based work, with management acknowledging that memory prices have 'stabilized' after earlier increases, suggesting that the tailwind from component price appreciation may be fading. The enterprise ALM business, though growing 45% organically, remains highly dependent on deepening relationships with existing clients and cross-selling success, which, if not sustained, could expose the segment to slower growth as the initial wave of post-pandemic IT refresh and decommissioning demand normalizes. Furthermore, the company's push into government contracts, while promising, introduces execution complexity and potential margin pressure, as public sector work often involves longer sales cycles, stringent compliance requirements, and lower pricing flexibility—risks not fully acknowledged when highlighting the FedRAMP High authorization as an unqualified positive. The reliance on acquisitions like Premier Surplus and ACT Logistics, which contributed $17 million in Q1 revenue, also raises integration and execution risks, particularly if the assumed synergies fail to materialize or if the acquired businesses underperform relative to expectations. Finally, while net lease-adjusted leverage improved to 4.8x, this metric still reflects meaningful leverage in a rising interest rate environment, and any deterioration in operating performance could pressure covenants or limit financial flexibility, especially if growth in the more volatile data center and ALM segments fails to translate into stable, recurring cash flows from the core RIM business, which grew only 8% organically in Q1 despite strength in service lines. These factors suggest that the market may be underestimating the execution risk, cyclicality, and margin volatility inherent in Iron Mountain's growth strategy, particularly as it shifts away from its traditional, highly recurring storage base toward more aggressive, lower-margin, and capital-intensive growth initiatives.

Despite Iron Mountain's strong headline growth, the market may be overlooking several material risks and structural challenges that could impede sustained performance, particularly the potential for growth to be more cyclical or transient than management suggests, and the company's increasing reliance on volatile segments that carry execution and pricing risks. While data center revenue surged 47% year-over-year, this growth is heavily dependent on the timing and scale of hyperscale customer deployments, which are inherently lumpy and subject to delays in power availability, permitting, or shifts in AI investment priorities—factors that could disrupt the assumed cadence of leasing activity. Management's confidence in exceeding the 100-megawatt guidance relies on 'advanced discussions' across a 400-megawatt portfolio, but these remain unsigned commitments with no guarantee of conversion, and any slowdown in enterprise or hyperscale capital expenditure could quickly reverse the current momentum. Similarly, the ALM segment's 92% revenue surge, while impressive, was driven significantly by favorable memory pricing trends and project-based work, with management acknowledging that memory prices have 'stabilized' after earlier increases, suggesting that the tailwind from component price appreciation may be fading. The enterprise ALM business, though growing 45% organically, remains highly dependent on deepening relationships with existing clients and cross-selling success, which, if not sustained, could expose the segment to slower growth as the initial wave of post-pandemic IT refresh and decommissioning demand normalizes. Furthermore, the company's push into government contracts, while promising, introduces execution complexity and potential margin pressure, as public sector work often involves longer sales cycles, stringent compliance requirements, and lower pricing flexibility—risks not fully acknowledged when highlighting the FedRAMP High authorization as an unqualified positive. The reliance on acquisitions like Premier Surplus and ACT Logistics, which contributed $17 million in Q1 revenue, also raises integration and execution risks, particularly if the assumed synergies fail to materialize or if the acquired businesses underperform relative to expectations. Finally, while net lease-adjusted leverage improved to 4.8x, this metric still reflects meaningful leverage in a rising interest rate environment, and any deterioration in operating performance could pressure covenants or limit financial flexibility, especially if growth in the more volatile data center and ALM segments fails to translate into stable, recurring cash flows from the core RIM business, which grew only 8% organically in Q1 despite strength in service lines. These factors suggest that the market may be underestimating the execution risk, cyclicality, and margin volatility inherent in Iron Mountain's growth strategy, particularly as it shifts away from its traditional, highly recurring storage base toward more aggressive, lower-margin, and capital-intensive growth initiatives.

Peer Comparison

Companies in the REIT - Specialty

S.No.	Ticker	Company	Market Cap	P/E	P/S	Total Debt (Qtr)
1	EQIX	Equinix Inc	102.00 Bn	71.61	10.81	17.73 Bn
2	AMT	American Tower Corp /Ma/	76.76 Bn	26.47	7.10	37.32 Bn
3	DLR	Digital Realty Trust, Inc.	61.91 Bn	-129.65	9.76	0.71 Bn
4	IRM	Iron Mountain Inc	37.06 Bn	135.81	5.11	17.32 Bn
5	CCI	Crown Castle Inc.	32.50 Bn	-16.79	7.62	24.68 Bn
6	SBAC	Sba Communications Corp	18.50 Bn	45.12	6.48	12.96 Bn
7	WY	Weyerhaeuser Co	17.05 Bn	53.79	2.48	5.05 Bn
8	LAMR	Lamar Advertising Co/New	15.99 Bn	29.11	6.99	3.50 Bn

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Investment Thesis

Geographical Breakdown of Revenue (2025)

Peer Comparison

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Investment Thesis

Geographical Breakdown of Revenue (2025)

Peer Comparison

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