BYRN vs. BSX
BYRN (Byrna Technologies Inc.) and BSX (Boston Scientific Corporation) are both stocks. BYRN operates in Aerospace & Defense (Industrials), while BSX operates in Medical Devices (Healthcare). Over the past 10 years, BYRN returned 10.22%/yr vs 7.42%/yr for BSX. At a 0.07 correlation, their price movements are largely independent.
Performance
BYRN vs. BSX - Performance Comparison
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Returns By Period
In the year-to-date period, BYRN achieves a -62.18% return, which is significantly lower than BSX's -50.80% return. Over the past 10 years, BYRN has outperformed BSX with an annualized return of 10.22%, while BSX has yielded a comparatively lower 7.42% annualized return.
BYRN
- 1D
- -1.55%
- 1M
- 27.00%
- YTD
- -62.18%
- 6M
- -66.08%
- 1Y
- -79.89%
- 3Y*
- 7.86%
- 5Y*
- -23.39%
- 10Y*
- 10.22%
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%
BYRN vs. BSX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
BYRN Byrna Technologies Inc. | -62.18% | -41.72% | 350.86% | -18.49% | -41.27% | -7.93% | 663.16% | 26.67% | 7.14% | -30.00% |
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 BYRN and BSX is 0.11, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.11 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.16 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.17 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.09 |
Correlation (All Time) Calculated using the full available price history since Feb 23, 2011 | 0.07 |
The correlation between BYRN and BSX shifts across timeframes, from 0.07 (all time) to 0.17 (5 years), reflecting how their relationship changes across market environments.
Fundamentals
BYRN:
$151.32M
BSX:
$70.13B
BYRN:
$0.37
BSX:
$2.38
BYRN:
17.25
BSX:
19.74
BYRN:
1.26
BSX:
3.40
BYRN:
2.28
BSX:
2.71
BYRN:
$120.98M
BSX:
$20.62B
BYRN:
$72.95M
BSX:
$14.52B
BYRN:
$12.75M
BSX:
$4.76B
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Return for Risk
BYRN vs. BSX — Risk / Return Rank
BYRN
BSX
BYRN vs. BSX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Byrna Technologies Inc. (BYRN) 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.
| BYRN | BSX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.43 | ||
| Sortino ratioReturn per unit of downside risk | +0.02 | ||
| Omega ratioGain probability vs. loss probability | 0.72 | 0.67 | +0.05 |
| Calmar ratioReturn relative to maximum drawdown | -0.94 | -0.93 | -0.01 |
| Martin ratioReturn relative to average drawdown | -1.45 | -2.00 | +0.55 |
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Drawdowns
BYRN vs. BSX - Drawdown Comparison
The maximum BYRN drawdown since its inception was -92.51%, roughly equal to the maximum BSX drawdown of -89.15%. Use the drawdown chart below to compare losses from any high point for BYRN and BSX.
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Drawdown Indicators
| BYRN | BSX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -92.51% | -89.15% | -3.36% |
Max Drawdown (1Y)Largest decline over 1 year | -85.22% | -56.62% | -28.60% |
Max Drawdown (3Y)Largest decline over 3 years | -85.49% | -56.62% | -28.87% |
Max Drawdown (5Y)Largest decline over 5 years | -92.51% | -56.62% | -35.89% |
Max Drawdown (10Y)Largest decline over 10 years | -92.51% | -56.62% | -35.89% |
Current DrawdownCurrent decline from peak | -81.43% | -56.62% | -24.81% |
Average DrawdownAverage peak-to-trough decline | -52.36% | -38.76% | -13.60% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 55.16% | 26.23% | +28.93% |
Volatility
BYRN vs. BSX - Volatility Comparison
Byrna Technologies Inc. (BYRN) has a higher volatility of 17.02% compared to Boston Scientific Corporation (BSX) at 15.84%. This indicates that BYRN's price experiences larger fluctuations and is considered to be riskier than BSX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| BYRN | BSX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 17.02% | 15.84% | +1.18% |
Volatility (6M)Calculated over the trailing 6-month period | 59.78% | 32.83% | +26.95% |
Volatility (1Y)Calculated over the trailing 1-year period | 74.16% | 34.77% | +39.39% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 73.23% | 25.69% | +47.54% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 95.32% | 27.29% | +68.03% |
Dividends
BYRN vs. BSX - Dividend Comparison
Neither BYRN nor BSX has paid dividends to shareholders.
Financials
BYRN vs. BSX - Financials Comparison
This section allows you to compare key financial metrics between Byrna Technologies 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
BYRN vs. BSX - Profitability Comparison
BYRN - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Byrna Technologies Inc. reported a gross profit of 17.40M and revenue of 29.05M. Therefore, the gross margin over that period was 59.9%.
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%.
BYRN - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Byrna Technologies Inc. reported an operating income of 928.00K and revenue of 29.05M, resulting in an operating margin of 3.2%.
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%.
BYRN - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Byrna Technologies Inc. reported a net income of 801.00K and revenue of 29.05M, resulting in a net margin of 2.8%.
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
BYRN and BSX have a correlation of 0.11, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
BYRN has higher volatility (17.02%) compared to BSX (15.84%). In terms of maximum drawdown, BYRN dropped -92.51% vs BSX's -89.15%.
BYRN currently has the higher Sharpe Ratio (-1.08 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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