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Side-by-side financial comparison of Alcoa Corp (AA) and Iron Mountain (IRM). Click either name above to swap in a different company.

Alcoa Corp is the larger business by last-quarter revenue ($3.4B vs $1.8B, roughly 1.9× Iron Mountain). Alcoa Corp runs the higher net margin — 6.2% vs 5.1%, a 1.1% gap on every dollar of revenue. On growth, Iron Mountain posted the faster year-over-year revenue change (16.6% vs -1.1%). Alcoa Corp produced more free cash flow last quarter ($294.0M vs $-16.2M). Over the past eight quarters, Alcoa Corp's revenue compounded faster (15.2% CAGR vs 11.7%).

Alcoa Corporation is an American industrial corporation that produces aluminum. According to industry rankings, it is among the largest producers globally. The company operates in 10 countries and is involved in mining, refining, smelting, fabricating, and recycling aluminum products.

Iron Mountain Inc. is an American enterprise information management services company founded in 1951 and headquartered in Portsmouth, New Hampshire. Its records management, information destruction, and data backup and recovery services are supplied to more than 220,000 customers in 58 countries throughout North America, Europe, Latin America, Africa, Asia, and Oceania.

AA vs IRM — Head-to-Head

Bigger by revenue
AA
AA
1.9× larger
AA
$3.4B
$1.8B
IRM
Growing faster (revenue YoY)
IRM
IRM
+17.6% gap
IRM
16.6%
-1.1%
AA
Higher net margin
AA
AA
1.1% more per $
AA
6.2%
5.1%
IRM
More free cash flow
AA
AA
$310.2M more FCF
AA
$294.0M
$-16.2M
IRM
Faster 2-yr revenue CAGR
AA
AA
Annualised
AA
15.2%
11.7%
IRM

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
AA
AA
IRM
IRM
Revenue
$3.4B
$1.8B
Net Profit
$213.0M
$93.1M
Gross Margin
Operating Margin
2.0%
18.5%
Net Margin
6.2%
5.1%
Revenue YoY
-1.1%
16.6%
Net Profit YoY
5.4%
-11.9%
EPS (diluted)
$0.80
$0.31

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
AA
AA
IRM
IRM
Q4 25
$3.4B
$1.8B
Q3 25
$3.0B
$1.8B
Q2 25
$3.0B
$1.7B
Q1 25
$3.4B
$1.6B
Q4 24
$3.5B
$1.6B
Q3 24
$2.9B
$1.6B
Q2 24
$2.9B
$1.5B
Q1 24
$2.6B
$1.5B
Net Profit
AA
AA
IRM
IRM
Q4 25
$213.0M
$93.1M
Q3 25
$232.0M
$86.2M
Q2 25
$164.0M
$-43.3M
Q1 25
$548.0M
$16.2M
Q4 24
$202.0M
$105.7M
Q3 24
$90.0M
$-33.7M
Q2 24
$20.0M
$34.6M
Q1 24
$-252.0M
$77.0M
Operating Margin
AA
AA
IRM
IRM
Q4 25
2.0%
18.5%
Q3 25
5.6%
17.6%
Q2 25
5.3%
15.2%
Q1 25
19.8%
16.0%
Q4 24
9.7%
17.9%
Q3 24
6.3%
16.1%
Q2 24
3.2%
15.0%
Q1 24
-12.5%
16.6%
Net Margin
AA
AA
IRM
IRM
Q4 25
6.2%
5.1%
Q3 25
7.7%
4.9%
Q2 25
5.4%
-2.5%
Q1 25
16.3%
1.0%
Q4 24
5.8%
6.7%
Q3 24
3.1%
-2.2%
Q2 24
0.7%
2.3%
Q1 24
-9.7%
5.2%
EPS (diluted)
AA
AA
IRM
IRM
Q4 25
$0.80
$0.31
Q3 25
$0.88
$0.28
Q2 25
$0.62
$-0.15
Q1 25
$2.07
$0.05
Q4 24
$1.18
$0.35
Q3 24
$0.38
$-0.11
Q2 24
$0.11
$0.12
Q1 24
$-1.41
$0.25

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
AA
AA
IRM
IRM
Cash + ST InvestmentsLiquidity on hand
$1.6B
$158.5M
Total DebtLower is stronger
$2.4B
$16.2B
Stockholders' EquityBook value
$6.1B
$-981.0M
Total Assets
$16.1B
$21.1B
Debt / EquityLower = less leverage
0.40×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AA
AA
IRM
IRM
Q4 25
$1.6B
$158.5M
Q3 25
$1.5B
Q2 25
$1.5B
Q1 25
$1.2B
Q4 24
$1.1B
$155.7M
Q3 24
$1.3B
Q2 24
$1.4B
Q1 24
$1.4B
Total Debt
AA
AA
IRM
IRM
Q4 25
$2.4B
$16.2B
Q3 25
$2.6B
$15.5B
Q2 25
$2.6B
$14.8B
Q1 25
$2.6B
$14.2B
Q4 24
$2.5B
$13.0B
Q3 24
$2.5B
$13.2B
Q2 24
$2.5B
$12.8B
Q1 24
$2.5B
$12.6B
Stockholders' Equity
AA
AA
IRM
IRM
Q4 25
$6.1B
$-981.0M
Q3 25
$6.3B
$-882.0M
Q2 25
$6.1B
$-767.4M
Q1 25
$5.8B
$-698.5M
Q4 24
$5.2B
$-503.1M
Q3 24
$5.3B
$-259.0M
Q2 24
$3.9B
$-132.9M
Q1 24
$4.0B
$18.5M
Total Assets
AA
AA
IRM
IRM
Q4 25
$16.1B
$21.1B
Q3 25
$16.0B
$20.6B
Q2 25
$15.0B
$20.2B
Q1 25
$14.6B
$19.4B
Q4 24
$14.1B
$18.7B
Q3 24
$14.5B
$18.5B
Q2 24
$14.3B
$18.0B
Q1 24
$14.3B
$17.8B
Debt / Equity
AA
AA
IRM
IRM
Q4 25
0.40×
Q3 25
0.41×
Q2 25
0.42×
Q1 25
0.44×
Q4 24
0.48×
Q3 24
0.47×
Q2 24
0.63×
Q1 24
0.62×
679.18×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
AA
AA
IRM
IRM
Operating Cash FlowLast quarter
$537.0M
$500.0M
Free Cash FlowOCF − Capex
$294.0M
$-16.2M
FCF MarginFCF / Revenue
8.5%
-0.9%
Capex IntensityCapex / Revenue
7.0%
28.0%
Cash ConversionOCF / Net Profit
2.52×
5.37×
TTM Free Cash FlowTrailing 4 quarters
$567.0M
$-931.6M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AA
AA
IRM
IRM
Q4 25
$537.0M
$500.0M
Q3 25
$85.0M
$267.6M
Q2 25
$488.0M
$375.1M
Q1 25
$75.0M
$197.3M
Q4 24
$415.0M
$431.6M
Q3 24
$143.0M
$252.9M
Q2 24
$287.0M
$382.2M
Q1 24
$-223.0M
$130.0M
Free Cash Flow
AA
AA
IRM
IRM
Q4 25
$294.0M
$-16.2M
Q3 25
$-66.0M
$-256.3M
Q2 25
$357.0M
$-181.6M
Q1 25
$-18.0M
$-477.5M
Q4 24
$246.0M
$-186.0M
Q3 24
$-3.0M
$-143.2M
Q2 24
$123.0M
$-14.6M
Q1 24
$-324.0M
$-251.1M
FCF Margin
AA
AA
IRM
IRM
Q4 25
8.5%
-0.9%
Q3 25
-2.2%
-14.6%
Q2 25
11.8%
-10.6%
Q1 25
-0.5%
-30.0%
Q4 24
7.1%
-11.8%
Q3 24
-0.1%
-9.2%
Q2 24
4.2%
-1.0%
Q1 24
-12.5%
-17.0%
Capex Intensity
AA
AA
IRM
IRM
Q4 25
7.0%
28.0%
Q3 25
5.0%
29.9%
Q2 25
4.3%
32.5%
Q1 25
2.8%
42.4%
Q4 24
4.8%
39.1%
Q3 24
5.0%
25.4%
Q2 24
5.6%
25.9%
Q1 24
3.9%
25.8%
Cash Conversion
AA
AA
IRM
IRM
Q4 25
2.52×
5.37×
Q3 25
0.37×
3.10×
Q2 25
2.98×
Q1 25
0.14×
12.15×
Q4 24
2.05×
4.08×
Q3 24
1.59×
Q2 24
14.35×
11.04×
Q1 24
1.69×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

AA
AA

Aluminum$2.5B72%
Third Party Sales$979.0M28%

IRM
IRM

Storage Rental$1.1B58%
Services$781.9M42%

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