Iron Mountain is building AI-ready colocation data centres alongside its legacy records-storage business, but its own quarterly filing shows growth capital expenditure on that data-centre build-out fell in the six months to 30 June 2026, from $953.0 million a year earlier, to $880.1 million in data-centre growth capex, down 8%
Iron Mountain's quarterly filing with the SEC details its capital expenditures. The company reported $880.1 million in data-center growth capital expenditure for the six months ended June 30, 2026. This figure was down from $953.0 million for the same period a year earlier, representing an 8% decrease.
Verified 2026-09-10
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Not every data-centre builder is spending more, which is a useful counterpoint to the broader boom.
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