APH vs. BSX
APH (Amphenol Corporation) and BSX (Boston Scientific Corporation) are both stocks. APH operates in Electronic Components (Technology), while BSX operates in Medical Devices (Healthcare). Over the past 10 years, APH returned 27.74%/yr vs 7.42%/yr for BSX. At a 0.27 correlation, their price movements are largely independent.
Performance
APH vs. BSX - Performance Comparison
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Returns By Period
In the year-to-date period, APH achieves a 14.03% return, which is significantly higher than BSX's -50.80% return. Over the past 10 years, APH has outperformed BSX with an annualized return of 27.74%, while BSX has yielded a comparatively lower 7.42% annualized return.
APH
- 1D
- 0.88%
- 1M
- 23.40%
- YTD
- 14.03%
- 6M
- 19.47%
- 1Y
- 63.73%
- 3Y*
- 57.45%
- 5Y*
- 36.37%
- 10Y*
- 27.74%
BSX
- 1D
- -0.55%
- 1M
- -11.59%
- YTD
- -50.80%
- 6M
- -49.33%
- 1Y
- -52.40%
- 3Y*
- -2.85%
- 5Y*
- 1.80%
- 10Y*
- 7.42%
APH vs. BSX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
APH Amphenol Corporation | 14.03% | 96.08% | 41.30% | 31.85% | -11.96% | 35.25% | 22.09% | 34.91% | -6.82% | 31.81% |
BSX Boston Scientific Corporation | -50.80% | 6.75% | 54.51% | 24.94% | 8.92% | 18.16% | -20.50% | 27.96% | 42.56% | 14.61% |
Correlation
The correlation between APH and BSX is 0.04, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.04 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.20 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.32 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.40 |
Correlation (All Time) Calculated using the full available price history since May 19, 1992 | 0.27 |
Over the past year, the correlation between APH and BSX has dropped to 0.04 - well below their long-term average of 0.27, suggesting their price drivers have been diverging.
Fundamentals
APH:
$198.36B
BSX:
$70.13B
APH:
$4.58
BSX:
$2.38
APH:
33.54
BSX:
19.74
APH:
1.12
BSX:
0.44
APH:
7.62
BSX:
3.40
APH:
14.19
BSX:
2.71
APH:
$25.90B
BSX:
$20.62B
APH:
$9.67B
BSX:
$14.52B
APH:
$7.45B
BSX:
$4.76B
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Return for Risk
APH vs. BSX — Risk / Return Rank
APH
BSX
APH vs. BSX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Amphenol Corporation (APH) and Boston Scientific Corporation (BSX). 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.
| APH | BSX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +3.05 | ||
| Sortino ratioReturn per unit of downside risk | +4.25 | ||
| Omega ratioGain probability vs. loss probability | 1.28 | 0.67 | +0.61 |
| Calmar ratioReturn relative to maximum drawdown | 2.27 | -0.93 | +3.20 |
| Martin ratioReturn relative to average drawdown | 5.85 | -2.00 | +7.85 |
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Drawdowns
APH vs. BSX - Drawdown Comparison
The maximum APH drawdown since its inception was -63.41%, smaller than the maximum BSX drawdown of -89.15%. Use the drawdown chart below to compare losses from any high point for APH and BSX.
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Drawdown Indicators
| APH | BSX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -63.41% | -89.15% | +25.74% |
Max Drawdown (1Y)Largest decline over 1 year | -28.19% | -56.62% | +28.43% |
Max Drawdown (3Y)Largest decline over 3 years | -28.19% | -56.62% | +28.43% |
Max Drawdown (5Y)Largest decline over 5 years | -28.73% | -56.62% | +27.89% |
Max Drawdown (10Y)Largest decline over 10 years | -37.56% | -56.62% | +19.06% |
Current DrawdownCurrent decline from peak | -7.31% | -56.62% | +49.31% |
Average DrawdownAverage peak-to-trough decline | -13.56% | -38.76% | +25.20% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 10.92% | 26.23% | -15.31% |
Volatility
APH vs. BSX - Volatility Comparison
Amphenol Corporation (APH) and Boston Scientific Corporation (BSX) have volatilities of 15.50% and 15.84%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| APH | BSX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 15.50% | 15.84% | -0.34% |
Volatility (6M)Calculated over the trailing 6-month period | 37.39% | 32.83% | +4.56% |
Volatility (1Y)Calculated over the trailing 1-year period | 41.68% | 34.77% | +6.91% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 30.75% | 25.69% | +5.06% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 27.93% | 27.29% | +0.64% |
Dividends
APH vs. BSX - Dividend Comparison
APH's dividend yield for the trailing twelve months is around 0.54%, while BSX has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
APH Amphenol Corporation | 0.54% | 0.55% | 0.79% | 1.07% | 1.06% | 0.89% | 0.80% | 0.89% | 1.09% | 0.80% | 0.86% | 1.01% |
BSX Boston Scientific Corporation | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Financials
APH vs. BSX - Financials Comparison
This section allows you to compare key financial metrics between Amphenol Corporation and Boston Scientific Corporation. 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
APH vs. BSX - Profitability Comparison
APH - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Amphenol Corporation reported a gross profit of 2.80B and revenue of 7.62B. Therefore, the gross margin over that period was 36.8%.
BSX - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Boston Scientific Corporation reported a gross profit of 3.61B and revenue of 5.20B. Therefore, the gross margin over that period was 69.4%.
APH - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Amphenol Corporation reported an operating income of 1.83B and revenue of 7.62B, resulting in an operating margin of 24.0%.
BSX - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Boston Scientific Corporation reported an operating income of 1.07B and revenue of 5.20B, resulting in an operating margin of 20.6%.
APH - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Amphenol Corporation reported a net income of 2.35B and revenue of 7.62B, resulting in a net margin of 30.8%.
BSX - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Boston Scientific Corporation reported a net income of 1.34B and revenue of 5.20B, resulting in a net margin of 25.7%.
Frequently Asked Questions
APH and BSX have a correlation of 0.04, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
BSX has higher volatility (15.84%) compared to APH (15.50%). In terms of maximum drawdown, APH dropped -63.41% vs BSX's -89.15%.
APH currently has the higher Sharpe Ratio (1.54 vs -1.51), 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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