BBC vs. IDNA

Last updated Jun 3, 2026

BBC (Virtus LifeSci Biotech Clinical Trials ETF) and IDNA (iShares Genomics Immunology and Healthcare ETF Genomics Immunology and Healthcare Fund) are both Health & Biotech Equities funds - BBC tracks the LifeSci Biotechnology Clinical Trials Index while IDNA tracks the NYSE FactSet Global Genomics and Immuno Biopharma Index. Both are passively managed. Over the past 5 years, BBC returned -2.05%/yr vs -8.26%/yr for IDNA. Their correlation of 0.86 suggests significant overlap in exposure. BBC charges 0.79%/yr vs 0.47%/yr for IDNA.

Performance

BBC vs. IDNA - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Virtus LifeSci Biotech Clinical Trials ETF (BBC) and iShares Genomics Immunology and Healthcare ETF Genomics Immunology and Healthcare Fund (IDNA). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, BBC achieves a 8.17% return, which is significantly lower than IDNA's 9.51% return.

BBC

• 1D: -4.90%
• 1M: -4.81%
• YTD: 8.17%
• 6M: 20.12%
• 1Y: 123.11%
• 3Y*: 19.82%
• 5Y*: -2.05%
• 10Y*: 7.60%

IDNA

• 1D: -2.18%
• 1M: -2.18%
• YTD: 9.51%
• 6M: 10.53%
• 1Y: 41.74%
• 3Y*: 6.48%
• 5Y*: -8.26%
• 10Y*: —

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

BBC vs. IDNA - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
BBC Virtus LifeSci Biotech Clinical Trials ETF	8.17%	63.77%	-1.11%	-1.80%	-35.13%	-22.31%	30.32%	41.13%
IDNA iShares Genomics Immunology and Healthcare ETF Genomics Immunology and Healthcare Fund	9.51%	17.26%	-0.72%	-7.63%	-42.28%	-3.98%	54.30%	20.83%

Correlation

The correlation between BBC and IDNA is 0.81, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.81
Correlation (3Y) Calculated over the trailing 3-year period	0.85
Correlation (5Y) Calculated over the trailing 5-year period	0.86
Correlation (All Time) Calculated using the full available price history since Jun 14, 2019	0.86

The correlation between BBC and IDNA has been stable across timeframes, ranging from 0.81 to 0.86 - a consistent structural relationship.

BBC vs. IDNA - Sectors Allocation Comparison

Sectors	BBC	IDNA
Healthcare	100.0%	97.8%
Basic Materials	-	-
Communication Services	-	-
Consumer Cyclical	-	-
Consumer Defensive	-	-
Energy	-	-
Financial Services	-	-
Industrials	-	0.4%
Real Estate	-	-
Technology	-	-
Utilities	-	-

Return for Risk

BBC vs. IDNA — Risk / Return Rank

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

BBC

BBC Risk / Return Rank: 90
BBC Sharpe Ratio Rank: 93
BBC Sortino Ratio Rank: 89
BBC Omega Ratio Rank: 79
BBC Calmar Ratio Rank: 96
BBC Martin Ratio Rank: 94

IDNA

IDNA Risk / Return Rank: 57
IDNA Sharpe Ratio Rank: 49
IDNA Sortino Ratio Rank: 50
IDNA Omega Ratio Rank: 43
IDNA Calmar Ratio Rank: 79
IDNA Martin Ratio Rank: 64

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.

BBC vs. IDNA - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Virtus LifeSci Biotech Clinical Trials ETF (BBC) and iShares Genomics Immunology and Healthcare ETF Genomics Immunology and Healthcare Fund (IDNA). 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.

	BBC	IDNA	Difference
Sharpe ratio Return per unit of total volatility	3.49	1.71	+1.78
Sortino ratio Return per unit of downside risk	4.11	2.48	+1.64
Omega ratio Gain probability vs. loss probability	1.48	1.28	+0.20
Calmar ratio Return relative to maximum drawdown	8.82	4.09	+4.73
Martin ratio Return relative to average drawdown	28.55	11.79	+16.77
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

BBC vs. IDNA - Sharpe Ratio Comparison

The current BBC Sharpe Ratio is 3.49, which is higher than the IDNA Sharpe Ratio of 1.71. The chart below compares the historical Sharpe Ratios of BBC and IDNA, 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

	BBC	IDNA	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.49	1.71	+1.78
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.05	-0.29	+0.24
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.20	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.12	0.10	+0.02

Drawdowns

BBC vs. IDNA - Drawdown Comparison

The maximum BBC drawdown since its inception was -76.85%, which is greater than IDNA's maximum drawdown of -68.26%. Use the drawdown chart below to compare losses from any high point for BBC and IDNA.

Drawdown Indicators

	BBC	IDNA	Difference
Max Drawdown Largest peak-to-trough decline	-76.85%	-68.26%	-8.59%
Max Drawdown (1Y) Largest decline over 1 year	-15.10%	-10.66%	-4.44%
Max Drawdown (3Y) Largest decline over 3 years	-54.45%	-29.73%	-24.72%
Max Drawdown (5Y) Largest decline over 5 years	-72.44%	-68.26%	-4.18%
Max Drawdown (10Y) Largest decline over 10 years	-76.85%	—	—
Current Drawdown Current decline from peak	-30.57%	-46.01%	+15.44%
Average Drawdown Average peak-to-trough decline	-37.14%	-36.24%	-0.90%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.66%	3.70%	+0.96%

Volatility

BBC vs. IDNA - Volatility Comparison

Virtus LifeSci Biotech Clinical Trials ETF (BBC) has a higher volatility of 11.21% compared to iShares Genomics Immunology and Healthcare ETF Genomics Immunology and Healthcare Fund (IDNA) at 7.24%. This indicates that BBC's price experiences larger fluctuations and is considered to be riskier than IDNA based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BBC	IDNA	Difference
Volatility (1M) Calculated over the trailing 1-month period	11.21%	7.24%	+3.97%
Volatility (6M) Calculated over the trailing 6-month period	26.65%	18.21%	+8.44%
Volatility (1Y) Calculated over the trailing 1-year period	35.74%	24.51%	+11.23%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	39.31%	28.42%	+10.89%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	37.75%	29.53%	+8.22%

BBC vs. IDNA - Expense Ratio Comparison

BBC has a 0.79% expense ratio, which is higher than IDNA's 0.47% expense ratio.

Dividends

BBC vs. IDNA - Dividend Comparison

BBC's dividend yield for the trailing twelve months is around 1.57%, more than IDNA's 1.08% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
BBC Virtus LifeSci Biotech Clinical Trials ETF	1.57%	1.70%	1.00%	0.34%	0.00%	0.00%	0.00%	0.00%	0.00%	2.09%	0.00%	0.51%
IDNA iShares Genomics Immunology and Healthcare ETF Genomics Immunology and Healthcare Fund	1.08%	1.18%	0.98%	1.04%	0.54%	0.70%	0.26%	0.80%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both BBC and IDNA in my portfolio?

BBC and IDNA have a correlation of 0.81, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, BBC or IDNA?

BBC has higher volatility (11.21%) compared to IDNA (7.24%). In terms of maximum drawdown, BBC dropped -76.85% vs IDNA's -68.26%.

Which ETF is better, BBC or IDNA?

On 5-year performance, BBC leads with -2.05% vs -8.26% for IDNA. On fees, IDNA is cheaper at 0.47% per year. On volatility, IDNA has been the lower-risk option at 7.24%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, BBC or IDNA?

Over the 5-year period, BBC has performed better with a -2.05% return vs -8.26%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, BBC or IDNA?

IDNA is cheaper with a 0.47% expense ratio, compared with 0.79% for BBC.

Which ETF pays a higher dividend yield, BBC or IDNA?

BBC has the higher dividend yield at 1.57%, compared with 1.08% for IDNA.

What is the main difference between BBC and IDNA?

BBC tracks LifeSci Biotechnology Clinical Trials Index, while IDNA tracks NYSE FactSet Global Genomics and Immuno Biopharma Index. They also come from different issuers: Virtus Investment Partners and iShares. Their fees differ too: 0.79% for BBC and 0.47% for IDNA.

Which has better risk-adjusted returns?

BBC currently has the higher Sharpe Ratio (3.49 vs 1.71), 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.