IRM vs ARMK vs RTO Stock Comparison

Iron Mountain, Aramark and Rentokil Initial Prices as of Oct 27, 2026 Peers: Industry group
IRM Iron Mountain Inc
$115.26 +3.5% 1M +8.3% 1Y
Market cap
$34.37B
P/E
82.1x
Revenue (TTM)
$7.56B
Div. yield
0.03%
Facility Services Industrials
7 wins
ARMK Aramark
$55.52 +1.0% 1M +38.4% 1Y
Market cap
$14.58B
P/E
38.1x
Revenue (TTM)
$19.85B
Div. yield
0.01%
Facility Services Industrials
4 wins

Head to Head

12 decided of 12

Iron Mountain leads on 7 of the 12 questions below (Iron Mountain 7, Aramark 4, Rentokil Initial 1). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionIRMARMKRTOLeader
Larger companyMarket capitalisation $34.37B $14.58B $11.49B IRM
Cheaper on earningsLower P/E, profitable companies only 82.1x 38.1x — ARMK
Cheaper on forward earningsLower price / next fiscal year consensus EPS 49.7x 25.8x 16.0x RTO
Faster revenue growthRevenue growth, trailing twelve months +17.4% +11.0% — IRM
More profitableNet margin, trailing twelve months 5.5% 1.9% — IRM
Better return on capitalReturn on invested capital 7.6% 6.8% — IRM
Less leveragedLower net debt / EBITDA 6.7x 4.1x — ARMK
Higher dividend yieldTrailing dividend yield 0.03% 0.01% 0.00% IRM
Better 1-year returnPrice return, last 12 months +8.3% +38.4% -22.0% ARMK
Better 5-year returnAnnualised price return, 5 years +20.0%/yr +8.9%/yr -11.2%/yr IRM
Less volatileAnnualised volatility, 1 year 33.3% 26.6% 34.7% ARMK
Higher overall scoreMean of the five percentile scores vs peers 47/100 45/100 — IRM

Percentile Scorecard

IRMARMKRTO

Each axis is the mean percentile of its metrics against the company's industry group. 100 is the best in the group, 50 the middle.

Scores by Axis

AxisIRMARMKRTO
Valuation 21 #89 of 112 45 #62 of 112 –
Growth 90 #11 of 96 84 #16 of 96 –
Profitability 64 #33 of 91 47 #49 of 91 –
Financial Health 8 #115 of 125 20 #100 of 125 –
Shareholder Returns 50 #34 of 67 29 #48 of 67 38 #42 of 67
Overall 47 45 –
  • IRM ranked among 130 companies in Business Services
  • ARMK ranked among 130 companies in Business Services
  • RTO ranked among 130 companies in Business Services

Price Performance

Price return, split-adjusted, before dividends. Click a name to hide or show it.

Returns

PeriodIRMARMKRTOSPY
1 month +3.5%+1.0%+10.8% -0.2%
3 months -8.3%-3.3%-20.5% +3.9%
6 months +2.3%+22.2%-31.5% +8.2%
Year to date +39.0%+50.6%-22.3% +12.9%
1 year +8.3%+38.4%-22.0% +12.3%
3 years +98.0%+108.2%-10.2% +87.4%
3 years, per year +25.6%+27.7%-3.5% +23.3%
5 years +148.3%+53.1%-44.8% +67.9%
5 years, per year +20.0%+8.9%-11.2% +10.9%
10 years +251.8%+49.4%+61.9% +261.1%
10 years, per year +13.4%+4.1%+4.9% +13.7%

Risk

MeasureIRMARMKRTOSPY
Volatility, 1Y 33.3%26.6%34.7% 12.7%
Downside volatility, 1Y 34.4%23.4%37.2% 12.7%
Beta vs S&P 500, 1Y 1.170.630.32 1.00
Return / volatility, 1Y 0.251.44-0.63 0.97
Max drawdown, 5Y -40.0%-46.4%-54.2% -25.4%
From 52-week high -13.4%-11.0%-33.7% -1.2%
52-week high $133.06$62.39$34.52 $779.14
52-week low $78.86$36.04$19.75 $631.97

Valuation History

Weekly multiples on trailing twelve-month fundamentals. Negative or extreme readings (a loss year, a collapsed denominator) are left out so the chart stays readable.

MultipleIRMARMKRTO
P/E now vs peer median 82.0xmedian 21.2x 38.2xmedian 21.2x —median 21.2x
P/S now vs peer median 4.5xmedian 0.9x 0.7xmedian 0.9x —median 0.9x
EV/EBITDA now vs peer median 20.3xmedian 11.9x 14.6xmedian 11.9x —median 11.9x
P/FCF now vs peer median -69.9xmedian 13.7x 33.8xmedian 13.7x —median 13.7x
P/B now vs peer median -26.8xmedian 2.4x 4.3xmedian 2.4x —median 2.4x
PEG now vs peer median 31.37median 1.00 -3.26median 1.00 —median 1.00

Financial History

Reported figures by fiscal period, placed on the calendar year (or quarter) each period ended in, so companies with different fiscal years line up.

Trailing twelve monthsIRMARMKRTO
Revenue $7.56B $19.85B –
Gross profit $4.10B $1.69B –
Operating income $1.42B $870.70M –
Net income $434.46M $382.71M –
Free cash flow -$490.92M $432.81M –
EPS (diluted) $1.40 $1.43 –
Cash & equivalents $204.79M $499.43M $2.47B
Total debt $17.35B $6.13B -$1.94B
Shares (diluted) 299.85M 268.54M 507.00M
Enterprise value $33.56B $12.53B $5.00B

All Metrics

58 metrics · best in bold

Bold marks the best reading: the lowest positive value for multiples, leverage and payout, the highest for everything else. The bar under each value is its percentile against that company's own peers. Hover a value for its rank and the peer median.

Valuation

12 metrics
MetricIRMARMKRTO
P/E 82.0x 38.2x –
P/FCF -69.9x 33.8x –
P/Operating cash flow 20.7x 16.1x –
P/S 4.5x 0.7x –
P/B -26.8x 4.3x –
P/Tangible book -13.6x 9.9x –
EV/EBITDA 20.3x 14.6x –
EV/EBIT 36.3x 23.3x –
EV/Revenue 6.8x 1.0x –
EV/FCF -104.8x 46.8x –
EV/Operating cash flow 31.1x 22.2x –
PEG (3Y EPS CAGR) 31.37 -3.26 –

Growth

14 metrics
MetricIRMARMKRTO
Revenue growth (1Y) 17.4% 11.0% –
Revenue CAGR (3Y) 13.0% 13.3% –
Gross profit growth (1Y) 13.5% 10.6% –
Gross profit CAGR (3Y) 11.1% 25.2% –
Operating income growth (1Y) 35.4% 9.8% –
Operating income CAGR (3Y) 12.8% 30.2% –
Net income growth (1Y) 867.3% 5.8% –
Net income CAGR (3Y) 4.1% -11.1% –
EPS growth (1Y) 897.5% 4.6% –
EPS CAGR (3Y) 2.6% -11.7% –
Operating cash flow growth (1Y) 31.7% 18.7% –
Operating cash flow CAGR (3Y) 17.2% 68.3% –
Free cash flow growth (1Y) 50.3% 54.2% –
Free cash flow CAGR (3Y) -60.8% 77.8% –

Profitability

14 metrics
MetricIRMARMKRTO
Gross margin 54.2% 8.5% –
EBITDA margin 33.6% 7.0% –
Operating margin 18.8% 4.4% –
Pretax margin 6.7% 2.6% –
Net margin 5.5% 1.9% –
FCF margin -6.5% 2.2% –
Operating cash flow margin 21.9% 4.6% –
Return on equity – 11.5% –
Return on assets 2.0% 2.8% –
Return on invested capital 7.6% 6.8% –
Return on capital employed 7.5% 8.0% –
Asset turnover 0.3x 1.4x –
Cash conversion (OCF / net income) 3.8x 2.4x –
Stock comp / revenue 1.8% 0.3% –

Financial Health

11 metrics
MetricIRMARMKRTO
Debt / assets 79.0% 43.9% -13.4%
Debt / equity -13.5x 1.8x –
Net debt / EBITDA 6.7x 4.1x –
Debt / FCF -35.3x 14.2x –
Liabilities / assets 105.8% 75.7% –
Equity / assets -5.8% 24.3% –
Interest coverage – – –
Current ratio 0.7x 1.3x -683.2x
Quick ratio 0.6x 1.0x -411.8x
Cash ratio 0.1x 0.2x -411.8x
Altman Z-score 1.76 2.59 –

Shareholder Returns

7 metrics
MetricIRMARMKRTO
Dividend yield 3.0% 0.9% 2.8%
Net buyback yield – 0.3% –
Shareholder yield 3.0% 1.2% 2.8%
Payout ratio (earnings) 229.5% 32.0% –
Payout ratio (FCF) -203.1% 28.3% –
Dividend growth (1Y) 16.5% 12.9% –
Dividend CAGR (3Y) 11.1% 2.3% –

Analyst Estimates

Solid lines are reported fiscal-year results; dashed lines are the consensus for the years ahead. Hover a year for the analysts' high and low, and how each result compared with its estimate.

ConsensusIRMARMKRTO
Forward P/E 49.7xFY2026 25.8xFY2026 16.0xFY2026
EPS, next fiscal year $2.32FY2026 $2.15FY2026 $1.43FY2026
EPS growth, next FY +9.4%FY2026 +16.8%FY2026 +10.9%FY2026
EPS growth, the year after +28.0% +21.9% +2.1%
Revenue, next fiscal year $8.36BFY2026 $21.42BFY2026 $7.01BFY2026
Revenue growth, next FY +21.1%FY2026 +15.7%FY2026 +1.5%FY2026
Revenue growth, the year after +2.2% -4.7% +13.5%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersIRMARMKRTO
Held by institutions 86.2% 98.9% 15.4%
Institutions holding 1,161 544 287
Change in shares held, QoQ +1.9% +0.0% +5.9%
Institutions buying 598 320 161
Institutions selling 377 157 90
Buyers to sellers 1.59 2.04 1.79

Return Correlation

Daily returns, last 12 months

1.00 means two stocks move in lockstep, 0 that they move independently. Pairs below about 0.5 diversify each other.

IRMARMKRTO
IRM 1.00 0.19 -0.02
ARMK 0.19 1.00 0.17
RTO -0.02 0.17 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, IRM, ARMK and RTO?

Iron Mountain (IRM) is the largest by market capitalisation: Iron Mountain (IRM) $34.37B, Aramark (ARMK) $14.58B, Rentokil Initial (RTO) $11.49B.

Which stock is cheaper, IRM, ARMK and RTO?

Aramark (ARMK) trades on the lowest price-to-earnings ratio (Iron Mountain (IRM) 82.1x, Aramark (ARMK) 38.1x). On next year's consensus earnings, Rentokil Initial (RTO) is cheapest (Iron Mountain (IRM) 49.7x, Aramark (ARMK) 25.8x, Rentokil Initial (RTO) 16.0x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Iron Mountain (IRM) grew revenue fastest over the trailing twelve months: Iron Mountain (IRM) +17.4%, Aramark (ARMK) +11.0%.

Which company is more profitable?

Iron Mountain (IRM) has the highest net margin (Iron Mountain (IRM) 5.5%, Aramark (ARMK) 1.9%). On return on invested capital, Iron Mountain (IRM) leads (Iron Mountain (IRM) 7.6%, Aramark (ARMK) 6.8%).

Which stock has performed better?

Over the past year Aramark (ARMK) returned the most: Iron Mountain (IRM) +8.3%, Aramark (ARMK) +38.4%, Rentokil Initial (RTO) -22.0%. Over five years, Iron Mountain (IRM) compounded fastest (Iron Mountain (IRM) +20.0%/yr, Aramark (ARMK) +8.9%/yr, Rentokil Initial (RTO) -11.2%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Iron Mountain (IRM) has the highest dividend yield: Iron Mountain (IRM) 0.03%, Aramark (ARMK) 0.01%, Rentokil Initial (RTO) 0.00%. Rentokil Initial (RTO) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, Aramark (ARMK) has been the steadiest (Iron Mountain (IRM) 33.3%, Aramark (ARMK) 26.6%, Rentokil Initial (RTO) 34.7%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, IRM, ARMK and RTO?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Iron Mountain (IRM) leads on 7. Business Quant does not give investment advice; use the comparison as a starting point for your own research.

Data from SEC filings, exchange prices and consensus estimates, via Business Quant. Percentile scores compare each company with its own peer group, so two companies' scores are each relative to different peers unless you rank against the whole market. Price returns exclude dividends. Nothing on this page is investment advice.