AME vs. MRK
AME (AMETEK, Inc.) and MRK (Merck & Co., Inc.) are both stocks. AME operates in Specialty Industrial Machinery (Industrials), while MRK operates in Drug Manufacturers - General (Healthcare). Over the past 10 years, AME returned 17.87%/yr vs 11.59%/yr for MRK. At a 0.23 correlation, their price movements are largely independent.
Performance
AME vs. MRK - Performance Comparison
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Returns By Period
In the year-to-date period, AME achieves a 10.80% return, which is significantly lower than MRK's 13.94% return. Over the past 10 years, AME has outperformed MRK with an annualized return of 17.87%, while MRK has yielded a comparatively lower 11.59% annualized return.
AME
- 1D
- 0.40%
- 1M
- -1.86%
- YTD
- 10.80%
- 6M
- 12.76%
- 1Y
- 27.02%
- 3Y*
- 14.64%
- 5Y*
- 11.51%
- 10Y*
- 17.87%
MRK
- 1D
- -1.42%
- 1M
- 4.94%
- YTD
- 13.94%
- 6M
- 20.60%
- 1Y
- 50.79%
- 3Y*
- 5.87%
- 5Y*
- 12.81%
- 10Y*
- 11.59%
AME vs. MRK - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
AME AMETEK, Inc. | 10.80% | 14.66% | 10.01% | 18.81% | -4.33% | 22.32% | 22.19% | 48.27% | -5.89% | 49.98% |
MRK Merck & Co., Inc. | 13.94% | 9.79% | -6.26% | 1.01% | 49.42% | 1.75% | -7.20% | 22.27% | 39.95% | -1.49% |
Correlation
The correlation between AME and MRK is 0.25, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.25 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.17 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.19 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.25 |
Correlation (All Time) Calculated using the full available price history since Jul 19, 1984 | 0.23 |
Fundamentals
AME:
$52.20B
MRK:
$294.29B
AME:
$6.62
MRK:
$3.58
AME:
34.32
MRK:
33.21
AME:
3.20
MRK:
0.03
AME:
6.90
MRK:
4.52
AME:
4.36
MRK:
6.41
AME:
$7.60B
MRK:
$65.59B
AME:
$2.06B
MRK:
$49.79B
AME:
$2.15B
MRK:
$22.69B
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Return for Risk
AME vs. MRK — Risk / Return Rank
AME
MRK
AME vs. MRK - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for AMETEK, Inc. (AME) and Merck & Co., Inc. (MRK). 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.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| AME | MRK | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.66 | ||
| Sortino ratioReturn per unit of downside risk | -0.81 | ||
| Omega ratioGain probability vs. loss probability | 1.23 | 1.33 | -0.11 |
| Calmar ratioReturn relative to maximum drawdown | 2.00 | 4.49 | -2.49 |
| Martin ratioReturn relative to average drawdown | 6.35 | 11.22 | -4.86 |
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Drawdowns
AME vs. MRK - Drawdown Comparison
The maximum AME drawdown since its inception was -53.31%, smaller than the maximum MRK drawdown of -68.61%. Use the drawdown chart below to compare losses from any high point for AME and MRK.
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Drawdown Indicators
| AME | MRK | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -53.31% | -68.61% | +15.30% |
Max Drawdown (1Y)Largest decline over 1 year | -13.57% | -11.37% | -2.20% |
Max Drawdown (3Y)Largest decline over 3 years | -23.04% | -43.44% | +20.40% |
Max Drawdown (5Y)Largest decline over 5 years | -27.06% | -43.44% | +16.38% |
Max Drawdown (10Y)Largest decline over 10 years | -42.72% | -43.44% | +0.72% |
Current DrawdownCurrent decline from peak | -5.91% | -5.03% | -0.88% |
Average DrawdownAverage peak-to-trough decline | -11.91% | -18.83% | +6.92% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 4.27% | 4.54% | -0.27% |
Volatility
AME vs. MRK - Volatility Comparison
The current volatility for AMETEK, Inc. (AME) is 6.77%, while Merck & Co., Inc. (MRK) has a volatility of 9.57%. This indicates that AME experiences smaller price fluctuations and is considered to be less risky than MRK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| AME | MRK | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 6.77% | 9.57% | -2.80% |
Volatility (6M)Calculated over the trailing 6-month period | 16.76% | 18.04% | -1.28% |
Volatility (1Y)Calculated over the trailing 1-year period | 22.18% | 27.18% | -5.00% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 21.73% | 23.66% | -1.93% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 24.44% | 22.96% | +1.48% |
Dividends
AME vs. MRK - Dividend Comparison
AME's dividend yield for the trailing twelve months is around 0.56%, less than MRK's 2.79% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
AME AMETEK, Inc. | 0.56% | 0.60% | 0.62% | 0.61% | 0.63% | 0.54% | 0.60% | 0.56% | 0.83% | 0.50% | 0.74% | 0.67% |
MRK Merck & Co., Inc. | 2.79% | 3.12% | 3.14% | 2.72% | 2.52% | 3.41% | 3.03% | 2.48% | 2.60% | 3.36% | 3.14% | 3.43% |
Financials
AME vs. MRK - Financials Comparison
This section allows you to compare key financial metrics between AMETEK, Inc. and Merck & Co., Inc.. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
AME vs. MRK - Profitability Comparison
AME - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, AMETEK, Inc. reported a gross profit of 0.00 and revenue of 1.93B. Therefore, the gross margin over that period was 0.0%.
MRK - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Merck & Co., Inc. reported a gross profit of 13.34B and revenue of 16.29B. Therefore, the gross margin over that period was 81.9%.
AME - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, AMETEK, Inc. reported an operating income of 514.94M and revenue of 1.93B, resulting in an operating margin of 26.7%.
MRK - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Merck & Co., Inc. reported an operating income of -1.88B and revenue of 16.29B, resulting in an operating margin of -11.6%.
AME - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, AMETEK, Inc. reported a net income of 399.36M and revenue of 1.93B, resulting in a net margin of 20.7%.
MRK - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Merck & Co., Inc. reported a net income of -4.24B and revenue of 16.29B, resulting in a net margin of -26.0%.
Frequently Asked Questions
AME and MRK have a correlation of 0.25, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
MRK has higher volatility (9.57%) compared to AME (6.77%). In terms of maximum drawdown, AME dropped -53.31% vs MRK's -68.61%.
MRK currently has the higher Sharpe Ratio (1.88 vs 1.22), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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