RTO vs AERO vs IRM Stock Comparison

Rentokil Initial, Grupo Aeromexico, S.A.B. de C.V and Iron Mountain Prices as of Oct 29, 2026 Peers: Industry group
IRM Iron Mountain Inc
$118.43 +6.3% 1M +16.9% 1Y
Market cap
$34.52B
P/E
82.5x
Revenue (TTM)
$7.56B
Div. yield
0.03%
Facility Services Industrials
6 wins

Head to Head

10 decided of 12

Iron Mountain leads on 6 of the 12 questions below (Iron Mountain 6, Grupo Aeromexico, S.A.B. de C.V 3, Rentokil Initial 1). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionRTOAEROIRMLeader
Larger companyMarket capitalisation $11.75B $2.17B $34.52B IRM
Cheaper on earningsLower P/E, profitable companies only — 13.6x 82.5x AERO
Cheaper on forward earningsLower price / next fiscal year consensus EPS 16.3x 43.6x 51.0x RTO
Faster revenue growthRevenue growth, trailing twelve months — +8.8% +17.4% IRM
More profitableNet margin, trailing twelve months — 3.6% 5.5% IRM
Better return on capitalReturn on invested capital — — 7.6% –
Less leveragedLower net debt / EBITDA — -0.4x 6.7x AERO
Higher dividend yieldTrailing dividend yield 0.00% 0.00% 0.03% –
Better 1-year returnPrice return, last 12 months -15.4% — +16.9% IRM
Better 5-year returnAnnualised price return, 5 years -10.7%/yr — +21.0%/yr IRM
Less volatileAnnualised volatility, 1 year 34.5% 54.2% 33.2% IRM
Higher overall scoreMean of the five percentile scores vs peers — 58/100 47/100 AERO

Percentile Scorecard

RTOAEROIRM

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

AxisRTOAEROIRM
Valuation – 99 #3 of 136 20 #91 of 113
Growth – 16 #102 of 121 91 #10 of 96
Profitability – 55 #51 of 112 67 #31 of 91
Financial Health – 63 #52 of 140 8 #112 of 122
Shareholder Returns 40 #40 of 66 – 51 #33 of 66
Overall – 58 47
  • RTO ranked among 130 companies in Business Services
  • AERO ranked among 150 companies in Transportation
  • IRM ranked among 130 companies in Business Services

Price Performance

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

Returns

PeriodRTOAEROIRMSPY
1 month +16.2%-4.1%+6.3% +0.7%
3 months -4.1%-1.8%-5.0% +3.7%
6 months -31.3%+0.4%-6.0% +7.1%
Year to date -21.0%-30.6%+42.8% +12.8%
1 year -15.4%—+16.9% +11.9%
3 years -10.5%—+103.2% +85.2%
3 years, per year -3.6%—+26.7% +22.8%
5 years -43.2%—+159.5% +67.6%
5 years, per year -10.7%—+21.0% +10.9%
10 years +63.0%—+260.7% +262.0%
10 years, per year +5.0%—+13.7% +13.7%

Risk

MeasureRTOAEROIRMSPY
Volatility, 1Y 34.5%54.2%33.2% 12.7%
Downside volatility, 1Y 36.8%56.9%34.3% 12.6%
Beta vs S&P 500, 1Y 0.321.751.16 1.00
Return / volatility, 1Y -0.45—0.51 0.94
Max drawdown, 5Y -54.2%-46.0%-40.0% -25.4%
From 52-week high -32.6%-33.4%-11.0% -1.2%
52-week high $34.52$22.91$133.06 $779.14
52-week low $19.75$12.36$78.86 $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.

MultipleRTOAEROIRM
P/E now vs peer median —median 21.9x 13.9xmedian 16.5x 84.2xmedian 21.9x
P/S now vs peer median —median 0.9x 0.5xmedian 0.9x 4.7xmedian 0.9x
EV/EBITDA now vs peer median —median 11.9x 1.4xmedian 8.8x 20.6xmedian 11.9x
P/FCF now vs peer median —median 14.4x 3.5xmedian 11.9x -71.8xmedian 14.4x
P/B now vs peer median —median 2.4x -3.7xmedian 1.2x -27.5xmedian 2.4x
PEG now vs peer median —median 0.97 —median 0.84 32.23median 0.97

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 monthsRTOAEROIRM
Revenue – $4.40B $7.56B
Gross profit – – $4.10B
Operating income – $635.00M $1.42B
Net income – $120.00M $434.46M
Free cash flow – $630.00M -$490.92M
EPS (diluted) – $1.09 $1.40
Cash & equivalents $2.47B $965.00M $204.79M
Total debt -$1.94B $475.00M $17.35B
Shares (diluted) 507.00M 145.90M 299.85M
Enterprise value $5.26B -$1.90B $33.72B

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
MetricRTOAEROIRM
P/E – 13.9x 84.2x
P/FCF – 3.5x -71.8x
P/Operating cash flow – 3.5x 21.3x
P/S – 0.5x 4.7x
P/B – -3.7x -27.5x
P/Tangible book – -3.7x -14.0x
EV/EBITDA – 1.4x 20.6x
EV/EBIT – 2.7x 36.9x
EV/Revenue – 0.4x 6.9x
EV/FCF – 2.8x -106.7x
EV/Operating cash flow – 2.8x 31.7x
PEG (3Y EPS CAGR) – – 32.23

Growth

14 metrics
MetricRTOAEROIRM
Revenue growth (1Y) – 8.8% 17.4%
Revenue CAGR (3Y) – – 13.0%
Gross profit growth (1Y) – – 13.5%
Gross profit CAGR (3Y) – – 11.1%
Operating income growth (1Y) – -2.6% 35.4%
Operating income CAGR (3Y) – – 12.8%
Net income growth (1Y) – -38.0% 867.3%
Net income CAGR (3Y) – – 4.1%
EPS growth (1Y) – -43.3% 897.5%
EPS CAGR (3Y) – – 2.6%
Operating cash flow growth (1Y) – – 31.7%
Operating cash flow CAGR (3Y) – – 17.2%
Free cash flow growth (1Y) – – 50.3%
Free cash flow CAGR (3Y) – – -60.8%

Profitability

14 metrics
MetricRTOAEROIRM
Gross margin – – 54.2%
EBITDA margin – 27.6% 33.6%
Operating margin – 14.4% 18.8%
Pretax margin – 5.5% 6.7%
Net margin – 3.6% 5.5%
FCF margin – 14.3% -6.5%
Operating cash flow margin – 14.3% 21.9%
Return on equity – – –
Return on assets – 2.9% 2.0%
Return on invested capital – – 7.6%
Return on capital employed – 10.0% 7.5%
Asset turnover – 0.6x 0.3x
Cash conversion (OCF / net income) – 5.3x 3.8x
Stock comp / revenue – – 1.8%

Financial Health

11 metrics
MetricRTOAEROIRM
Debt / assets -13.4% 6.4% 79.0%
Debt / equity – -0.8x -13.5x
Net debt / EBITDA – -0.4x 6.7x
Debt / FCF – 0.8x -35.3x
Liabilities / assets – 108.0% 105.8%
Equity / assets – -8.0% -5.8%
Interest coverage – 5.8x –
Current ratio -683.2x 2.0x 0.7x
Quick ratio -411.8x 1.7x 0.6x
Cash ratio -411.8x 0.9x 0.1x
Altman Z-score – – 1.79

Shareholder Returns

7 metrics
MetricRTOAEROIRM
Dividend yield 2.7% – 2.9%
Net buyback yield – – –
Shareholder yield 2.7% 0.0% 2.9%
Payout ratio (earnings) – – 229.5%
Payout ratio (FCF) – – -203.1%
Dividend growth (1Y) – – 16.5%
Dividend CAGR (3Y) – – 11.1%

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.

ConsensusRTOAEROIRM
Forward P/E 16.3xFY2026 43.6xFY2026 51.0xFY2026
EPS, next fiscal year $1.43FY2026 $0.35FY2026 $2.32FY2026
EPS growth, next FY +10.9%FY2026 -85.5%FY2026 +9.4%FY2026
EPS growth, the year after +2.1% +408.6% +28.0%
Revenue, next fiscal year $7.01BFY2026 $5.78BFY2026 $8.36BFY2026
Revenue growth, next FY +1.5%FY2026 +7.8%FY2026 +21.1%FY2026
Revenue growth, the year after +13.5% +15.0% +2.2%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersRTOAEROIRM
Held by institutions 15.4% 65.1% 86.2%
Institutions holding 288 75 1,162
Change in shares held, QoQ +5.9% -1.5% +1.9%
Institutions buying 162 32 599
Institutions selling 90 17 377
Buyers to sellers 1.80 1.88 1.59

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.

RTOAEROIRM
RTO 1.00 0.04 -0.02
AERO 0.04 1.00 0.16
IRM -0.02 0.16 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, RTO, AERO and IRM?

Iron Mountain (IRM) is the largest by market capitalisation: Rentokil Initial (RTO) $11.75B, Grupo Aeromexico, S.A.B. de C.V (AERO) $2.17B, Iron Mountain (IRM) $34.52B.

Which stock is cheaper, RTO, AERO and IRM?

Grupo Aeromexico, S.A.B. de C.V (AERO) trades on the lowest price-to-earnings ratio (Grupo Aeromexico, S.A.B. de C.V (AERO) 13.6x, Iron Mountain (IRM) 82.5x). On next year's consensus earnings, Rentokil Initial (RTO) is cheapest (Rentokil Initial (RTO) 16.3x, Grupo Aeromexico, S.A.B. de C.V (AERO) 43.6x, Iron Mountain (IRM) 51.0x). 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: Grupo Aeromexico, S.A.B. de C.V (AERO) +8.8%, Iron Mountain (IRM) +17.4%.

Which company is more profitable?

Iron Mountain (IRM) has the highest net margin (Grupo Aeromexico, S.A.B. de C.V (AERO) 3.6%, Iron Mountain (IRM) 5.5%).

Which stock has performed better?

Over the past year Iron Mountain (IRM) returned the most: Rentokil Initial (RTO) -15.4%, Iron Mountain (IRM) +16.9%. Over five years, Iron Mountain (IRM) compounded fastest (Rentokil Initial (RTO) -10.7%/yr, Iron Mountain (IRM) +21.0%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Only one of these companies pays a dividend: Rentokil Initial (RTO) 0.00%, Grupo Aeromexico, S.A.B. de C.V (AERO) 0.00%, Iron Mountain (IRM) 0.03%. Rentokil Initial (RTO) and Grupo Aeromexico, S.A.B. de C.V (AERO) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, Iron Mountain (IRM) has been the steadiest (Rentokil Initial (RTO) 34.5%, Grupo Aeromexico, S.A.B. de C.V (AERO) 54.2%, Iron Mountain (IRM) 33.2%). Volatility measures how widely the price swings, not the risk of the business.

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

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 6. 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.