GHM vs. IRM

Last updated Apr 1, 2026

Compare and contrast key facts about Graham Corporation (GHM) and Iron Mountain Incorporated (IRM).

Performance

GHM vs. IRM - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Graham Corporation (GHM) and Iron Mountain Incorporated (IRM). The values are adjusted to include any dividend payments, if applicable.

GHM vs. IRM - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
GHM Graham Corporation	22.87%	44.43%	134.42%	97.19%	-22.67%	-15.50%	-28.39%	-2.28%	10.81%	-3.80%
IRM Iron Mountain Incorporated	24.14%	-18.24%	54.48%	46.52%	-0.08%	87.74%	0.98%	5.87%	-7.97%	23.56%

Fundamentals

Market Cap GHM : $880.51M IRM : $30.48B
EPS GHM : $1.34 IRM : $0.49
PE Ratio GHM : 58.74 IRM : 209.97
PS Ratio GHM : 3.69 IRM : 4.40
Total Revenue (TTM) GHM : $237.56M IRM : $6.90B
Gross Profit (TTM) GHM : $58.50M IRM : $3.82B
EBITDA (TTM) GHM : $19.22M IRM : $2.20B

Returns By Period

In the year-to-date period, GHM achieves a 22.87% return, which is significantly lower than IRM's 24.14% return. Over the past 10 years, GHM has underperformed IRM with an annualized return of 16.42%, while IRM has yielded a comparatively higher 18.42% annualized return.

GHM

• 1D: 4.59%
• 1M: -2.83%
• YTD: 22.87%
• 6M: 43.75%
• 1Y: 173.84%
• 3Y*: 82.05%
• 5Y*: 41.23%
• 10Y*: 16.42%

IRM

• 1D: 4.65%
• 1M: -4.95%
• YTD: 24.14%
• 6M: 2.07%
• 1Y: 22.87%
• 3Y*: 28.85%
• 5Y*: 27.35%
• 10Y*: 18.42%

*Multi-year figures are annualized to reflect compound growth (CAGR)

Return for Risk

GHM vs. IRM — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

GHM

GHM Risk / Return Rank: 96
GHM Sharpe Ratio Rank: 98
GHM Sortino Ratio Rank: 94
GHM Omega Ratio Rank: 93
GHM Calmar Ratio Rank: 98
GHM Martin Ratio Rank: 98

IRM

IRM Risk / Return Rank: 63
IRM Sharpe Ratio Rank: 67
IRM Sortino Ratio Rank: 60
IRM Omega Ratio Rank: 60
IRM Calmar Ratio Rank: 64
IRM Martin Ratio Rank: 64

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

GHM vs. IRM - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Graham Corporation (GHM) and Iron Mountain Incorporated (IRM). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

	GHM	IRM	Difference
Sharpe ratio Return per unit of total volatility	3.35	0.70	+2.65
Sortino ratio Return per unit of downside risk	3.38	1.15	+2.23
Omega ratio Gain probability vs. loss probability	1.45	1.15	+0.30
Calmar ratio Return relative to maximum drawdown	9.42	0.96	+8.45
Martin ratio Return relative to average drawdown	23.35	2.32	+21.04
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

GHM vs. IRM - Sharpe Ratio Comparison

The current GHM Sharpe Ratio is 3.35, which is higher than the IRM Sharpe Ratio of 0.70. The chart below compares the historical Sharpe Ratios of GHM and IRM, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	GHM	IRM	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.35	0.70	+2.65
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.85	0.94	-0.09
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.37	0.63	-0.26
Sharpe Ratio (All Time) Calculated using the full available price history	0.23	0.48	-0.25

Correlation

The correlation between GHM and IRM is 0.20, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

GHM vs. IRM - Dividend Comparison

GHM has not paid dividends to shareholders, while IRM's dividend yield for the trailing twelve months is around 3.23%.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
GHM Graham Corporation	0.00%	0.00%	0.00%	0.00%	0.00%	3.54%	2.90%	1.92%	1.66%	1.72%	1.63%	1.90%
IRM Iron Mountain Incorporated	3.23%	3.88%	2.60%	3.63%	4.96%	4.73%	8.39%	7.69%	7.32%	5.93%	6.17%	7.07%

Drawdowns

GHM vs. IRM - Drawdown Comparison

The maximum GHM drawdown since its inception was -86.11%, which is greater than IRM's maximum drawdown of -55.71%. Use the drawdown chart below to compare losses from any high point for GHM and IRM.

Drawdown Indicators

	GHM	IRM	Difference
Max Drawdown Largest peak-to-trough decline	-86.11%	-55.71%	-30.40%
Max Drawdown (1Y) Largest decline over 1 year	-18.21%	-25.15%	+6.94%
Max Drawdown (5Y) Largest decline over 5 years	-55.86%	-39.03%	-16.83%
Max Drawdown (10Y) Largest decline over 10 years	-74.83%	-39.03%	-35.80%
Current Drawdown Current decline from peak	-11.44%	-16.21%	+4.77%
Average Drawdown Average peak-to-trough decline	-47.64%	-13.21%	-34.43%
Ulcer Index Depth and duration of drawdowns from previous peaks	7.34%	10.47%	-3.13%

Volatility

GHM vs. IRM - Volatility Comparison

Graham Corporation (GHM) has a higher volatility of 16.29% compared to Iron Mountain Incorporated (IRM) at 9.03%. This indicates that GHM's price experiences larger fluctuations and is considered to be riskier than IRM based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	GHM	IRM	Difference
Volatility (1M) Calculated over the trailing 1-month period	16.29%	9.03%	+7.26%
Volatility (6M) Calculated over the trailing 6-month period	37.83%	23.37%	+14.46%
Volatility (1Y) Calculated over the trailing 1-year period	52.25%	32.70%	+19.55%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	48.69%	29.32%	+19.37%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	44.85%	29.31%	+15.54%

Financials

GHM vs. IRM - Profitability Comparison

The chart below illustrates the profitability comparison between Graham Corporation and Iron Mountain Incorporated over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

GHM - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, Graham Corporation reported a gross profit of 13.47M and revenue of 56.70M. Therefore, the gross margin over that period was 23.8%.

IRM - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, Iron Mountain Incorporated reported a gross profit of 1.02B and revenue of 1.84B. Therefore, the gross margin over that period was 55.4%.

GHM - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, Graham Corporation reported an operating income of -219.00K and revenue of 56.70M, resulting in an operating margin of -0.4%.

IRM - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, Iron Mountain Incorporated reported an operating income of 341.04M and revenue of 1.84B, resulting in an operating margin of 18.5%.

GHM - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, Graham Corporation reported a net income of 2.85M and revenue of 56.70M, resulting in a net margin of 5.0%.

IRM - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, Iron Mountain Incorporated reported a net income of 89.27M and revenue of 1.84B, resulting in a net margin of 4.8%.