MMSI vs. BSX
MMSI (Merit Medical Systems, Inc.) and BSX (Boston Scientific Corporation) are both stocks. Both are in the Healthcare sector — MMSI in Medical Instruments & Supplies, BSX in Medical Devices. Over the past 10 years, MMSI returned 13.84%/yr vs 6.81%/yr for BSX. Their 0.23 correlation means their historical movements had little consistent relationship.
Performance
MMSI vs. BSX - Performance Comparison
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Returns By Period
In the year-to-date period, MMSI achieves a -3.55% return, which is significantly higher than BSX's -50.99% return. Over the past 10 years, MMSI has outperformed BSX with an annualized return of 13.84%, while BSX has yielded a comparatively lower 6.81% annualized return.
MMSI
- 1D
- 1.99%
- 1M
- 19.58%
- 6M
- 4.83%
- YTD
- -3.55%
- 1Y
- 0.27%
- 3Y*
- 4.70%
- 5Y*
- 3.94%
- 10Y*
- 13.84%
- ALL TIME*
- 9.26%
BSX
- 1D
- 1.59%
- 1M
- 3.52%
- 6M
- -50.04%
- YTD
- -50.99%
- 1Y
- -55.67%
- 3Y*
- -3.43%
- 5Y*
- 0.49%
- 10Y*
- 6.81%
- ALL TIME*
- 7.26%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $1.03B | $866.01M | $1.00B | |
| $84.30M | $65.90M | $58.97M |
MMSI vs. BSX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
MMSI Merit Medical Systems, Inc. | -3.55% | -8.87% | 27.33% | 7.56% | 13.35% | 12.23% | 77.80% | -44.06% | 29.19% | 63.02% |
BSX Boston Scientific Corporation | -50.99% | 6.75% | 54.51% | 24.94% | 8.92% | 18.16% | -20.50% | 27.96% | 42.56% | 14.61% |
Correlation
The correlation between MMSI and BSX is 0.48, which is low. Their historical price movements had little consistent relationship.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.48 |
Correlation (3Y) Balances recent behavior with more history. | 0.42 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.48 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.45 |
Correlation (All Time) Calculated using the full available price history since May 19, 1992 | 0.23 |
Over the past year, MMSI and BSX have become more correlated (0.48) than their long-term average of 0.23, meaning their price movements have been converging.
Fundamentals
MMSI:
$5.07B
BSX:
$69.46B
MMSI:
$2.43
BSX:
$2.38
MMSI:
35.04
BSX:
19.67
MMSI:
1.29
BSX:
0.44
MMSI:
3.23
BSX:
3.39
MMSI:
3.04
BSX:
2.70
MMSI:
$1.58B
BSX:
$20.62B
MMSI:
$781.93M
BSX:
$14.52B
MMSI:
$257.50M
BSX:
$4.76B
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Return for Risk
MMSI vs. BSX — Risk / Return Rank
MMSI
BSX
MMSI vs. BSX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Merit Medical Systems, Inc. (MMSI) 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.
| MMSI | BSX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +1.56 | ||
| Sortino ratioReturn per unit of downside risk | +2.64 | ||
| Omega ratioGain probability vs. loss probability | 1.03 | 0.66 | +0.37 |
| Calmar ratioReturn relative to maximum drawdown | 0.01 | -0.92 | +0.92 |
| Martin ratioReturn relative to average drawdown | 0.01 | -1.64 | +1.65 |
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Drawdowns
MMSI vs. BSX - Drawdown Comparison
The maximum MMSI drawdown since its inception was -74.19%, smaller than the maximum BSX drawdown of -89.15%. Use the drawdown chart below to compare losses from any high point for MMSI and BSX.
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Drawdown Indicators
| MMSI | BSX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -74.19% | -89.15% | +14.96% |
Max Drawdown (1Y)Largest decline over 1 year | -35.28% | -60.58% | +25.30% |
Max Drawdown (3Y)Largest decline over 3 years | -45.32% | -60.58% | +15.26% |
Max Drawdown (5Y)Largest decline over 5 years | -45.32% | -60.58% | +15.26% |
Max Drawdown (10Y)Largest decline over 10 years | -68.67% | -60.58% | -8.09% |
Current DrawdownCurrent decline from peak | -22.92% | -56.79% | +33.87% |
Average DrawdownAverage peak-to-trough decline | -33.09% | -38.83% | +5.74% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 18.76% | 33.75% | -14.99% |
Volatility
MMSI vs. BSX - Volatility Comparison
Merit Medical Systems, Inc. (MMSI) and Boston Scientific Corporation (BSX) have volatilities of 9.07% and 9.18%, 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
| MMSI | BSX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 9.07% | 9.18% | -0.11% |
Volatility (6M)Calculated over the trailing 6-month period | 23.54% | 33.80% | -10.26% |
Volatility (1Y)Calculated over the trailing 1-year period | 30.61% | 35.80% | -5.19% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 29.78% | 25.98% | +3.80% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 36.32% | 27.43% | +8.89% |
Dividends
MMSI vs. BSX - Dividend Comparison
Neither MMSI nor BSX has paid dividends to shareholders.
Financials
MMSI vs. BSX - Financials Comparison
This section allows you to compare key financial metrics between Merit Medical Systems, Inc. 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
MMSI vs. BSX - Profitability Comparison
MMSI - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, Merit Medical Systems, Inc. reported a gross profit of 215.56M and revenue of 418.33M. Therefore, the gross margin over that period was 51.5%.
BSX - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 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%.
MMSI - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, Merit Medical Systems, Inc. reported an operating income of 60.40M and revenue of 418.33M, resulting in an operating margin of 14.4%.
BSX - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, Boston Scientific Corporation reported an operating income of 1.07B and revenue of 5.20B, resulting in an operating margin of 20.6%.
MMSI - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, Merit Medical Systems, Inc. reported a net income of 38.80M and revenue of 418.33M, resulting in a net margin of 9.3%.
BSX - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 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
MMSI and BSX have a correlation of 0.48, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
BSX has higher volatility (9.18%) compared to MMSI (9.07%). In terms of maximum drawdown, MMSI dropped -74.19% vs BSX's -89.15%.
MMSI currently has the higher Sharpe Ratio (0.01 vs -1.55), 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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