BACHY vs. BSX

Last updated Jun 3, 2026

BACHY (Bank of China Ltd ADR) and BSX (Boston Scientific Corporation) are both stocks. BACHY operates in Banks - Diversified (Financial Services), while BSX operates in Medical Devices (Healthcare). Over the past 10 years, BACHY returned 13.27%/yr vs 7.66%/yr for BSX. At a 0.24 correlation, their price movements are largely independent.

Performance

BACHY vs. BSX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Bank of China Ltd ADR (BACHY) and Boston Scientific Corporation (BSX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, BACHY achieves a 17.86% return, which is significantly higher than BSX's -49.99% return. Over the past 10 years, BACHY has outperformed BSX with an annualized return of 13.27%, while BSX has yielded a comparatively lower 7.66% annualized return.

BACHY

• 1D: 1.51%
• 1M: 3.82%
• YTD: 17.86%
• 6M: 15.07%
• 1Y: 20.61%
• 3Y*: 29.74%
• 5Y*: 20.81%
• 10Y*: 13.27%

BSX

• 1D: -0.63%
• 1M: -15.61%
• YTD: -49.99%
• 6M: -51.85%
• 1Y: -54.23%
• 3Y*: -2.74%
• 5Y*: 2.89%
• 10Y*: 7.66%

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

BACHY vs. BSX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
BACHY Bank of China Ltd ADR	17.86%	23.87%	43.09%	14.58%	10.54%	14.31%	-14.46%	4.65%	-8.11%	15.60%
BSX Boston Scientific Corporation	-49.99%	6.75%	54.51%	24.94%	8.92%	18.16%	-20.50%	27.96%	42.56%	14.61%

Correlation

The correlation between BACHY and BSX is 0.02, 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	0.02
Correlation (3Y) Calculated over the trailing 3-year period	0.12
Correlation (5Y) Calculated over the trailing 5-year period	0.14
Correlation (10Y) Calculated over the trailing 10-year period	0.22
Correlation (All Time) Calculated using the full available price history since Apr 27, 2009	0.24

Over the past year, the correlation between BACHY and BSX has dropped to 0.02 - well below their long-term average of 0.24, suggesting their price drivers have been diverging.

Fundamentals

Market Cap BACHY : $198.18B BSX : $71.28B
EPS BACHY : $19.38 BSX : $2.38
PE Ratio BACHY : 0.87 BSX : 20.06
PEG Ratio BACHY : 0.72 BSX : 0.45
PS Ratio BACHY : 0.17 BSX : 3.46
PB Ratio BACHY : 0.07 BSX : 2.76
Total Revenue (TTM) BACHY : $1.22T BSX : $20.62B
Gross Profit (TTM) BACHY : $635.71B BSX : $14.52B
EBITDA (TTM) BACHY : $307.28B BSX : $4.76B

Return for Risk

BACHY vs. BSX — Risk / Return Rank

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

BACHY

BACHY Risk / Return Rank: 71
BACHY Sharpe Ratio Rank: 76
BACHY Sortino Ratio Rank: 72
BACHY Omega Ratio Rank: 67
BACHY Calmar Ratio Rank: 67
BACHY Martin Ratio Rank: 71

BSX

BSX Risk / Return Rank: 1
BSX Sharpe Ratio Rank: 0
BSX Sortino Ratio Rank: 1
BSX Omega Ratio Rank: 1
BSX Calmar Ratio Rank: 2
BSX Martin Ratio Rank: 0

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.

BACHY vs. BSX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Bank of China Ltd ADR (BACHY) 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.

	BACHY	BSX	Difference
Sharpe ratio Return per unit of total volatility	1.21	-1.57	+2.78
Sortino ratio Return per unit of downside risk	1.88	-2.40	+4.28
Omega ratio Gain probability vs. loss probability	1.21	0.65	+0.56
Calmar ratio Return relative to maximum drawdown	1.42	-0.98	+2.40
Martin ratio Return relative to average drawdown	4.10	-2.25	+6.35
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

BACHY vs. BSX - Sharpe Ratio Comparison

The current BACHY Sharpe Ratio is 1.21, which is higher than the BSX Sharpe Ratio of -1.57. The chart below compares the historical Sharpe Ratios of BACHY and BSX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	BACHY	BSX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.21	-1.57	+2.78
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	1.07	0.11	+0.95
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.65	0.28	+0.36
Sharpe Ratio (All Time) Calculated using the full available price history	0.41	0.19	+0.22

Drawdowns

BACHY vs. BSX - Drawdown Comparison

The maximum BACHY drawdown since its inception was -53.68%, smaller than the maximum BSX drawdown of -89.15%. Use the drawdown chart below to compare losses from any high point for BACHY and BSX.

Drawdown Indicators

	BACHY	BSX	Difference
Max Drawdown Largest peak-to-trough decline	-53.68%	-89.15%	+35.47%
Max Drawdown (1Y) Largest decline over 1 year	-13.43%	-55.91%	+42.48%
Max Drawdown (3Y) Largest decline over 3 years	-15.70%	-55.91%	+40.21%
Max Drawdown (5Y) Largest decline over 5 years	-16.91%	-55.91%	+39.00%
Max Drawdown (10Y) Largest decline over 10 years	-40.98%	-55.91%	+14.93%
Current Drawdown Current decline from peak	0.00%	-55.91%	+55.91%
Average Drawdown Average peak-to-trough decline	-19.89%	-38.75%	+18.86%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.65%	24.31%	-19.66%

Volatility

BACHY vs. BSX - Volatility Comparison

The current volatility for Bank of China Ltd ADR (BACHY) is 4.52%, while Boston Scientific Corporation (BSX) has a volatility of 16.24%. This indicates that BACHY experiences smaller price fluctuations and is considered to be less risky than BSX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BACHY	BSX	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.52%	16.24%	-11.72%
Volatility (6M) Calculated over the trailing 6-month period	12.56%	32.81%	-20.25%
Volatility (1Y) Calculated over the trailing 1-year period	17.18%	34.64%	-17.46%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	19.61%	25.66%	-6.05%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	20.62%	27.29%	-6.67%

Dividends

BACHY vs. BSX - Dividend Comparison

BACHY's dividend yield for the trailing twelve months is around 2.28%, while BSX has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
BACHY Bank of China Ltd ADR	2.28%	8.52%	6.46%	8.92%	9.64%	8.57%	7.99%	5.32%	5.42%	4.08%	11.53%	7.39%
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

BACHY vs. BSX - Profitability Comparison

The chart below illustrates the profitability comparison between Bank of China Ltd ADR and Boston Scientific Corporation over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

BACHY - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Bank of China Ltd ADR reported a gross profit of 143.17B and revenue of 311.94B. Therefore, the gross margin over that period was 45.9%.

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%.

BACHY - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Bank of China Ltd ADR reported an operating income of 74.31B and revenue of 311.94B, resulting in an operating margin of 23.8%.

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%.

BACHY - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Bank of China Ltd ADR reported a net income of 56.29B and revenue of 311.94B, resulting in a net margin of 18.0%.

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

Can I hold both BACHY and BSX in my portfolio?

BACHY and BSX have a correlation of 0.02, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, BACHY or BSX?

BSX has higher volatility (16.24%) compared to BACHY (4.52%). In terms of maximum drawdown, BACHY dropped -53.68% vs BSX's -89.15%.

Which has better risk-adjusted returns?

BACHY currently has the higher Sharpe Ratio (1.21 vs -1.57), 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.