BBLIX vs. FNCMX

Last updated Jun 4, 2026

BBLIX (BBH Select Series - Large Cap Fund) and FNCMX (Fidelity NASDAQ Composite Index Fund) are both Large Cap Growth Equities funds. Over the past 5 years, BBLIX returned 8.43%/yr vs 15.70%/yr for FNCMX. Their correlation of 0.81 suggests significant overlap in exposure. BBLIX charges 0.70%/yr vs 0.29%/yr for FNCMX.

Performance

BBLIX vs. FNCMX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in BBH Select Series - Large Cap Fund (BBLIX) and Fidelity NASDAQ Composite Index Fund (FNCMX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, BBLIX achieves a 1.58% return, which is significantly lower than FNCMX's 16.82% return.

BBLIX

• 1D: 0.00%
• 1M: 0.00%
• YTD: 1.58%
• 6M: 1.58%
• 1Y: 8.23%
• 3Y*: 13.79%
• 5Y*: 8.43%
• 10Y*: —

FNCMX

• 1D: 0.03%
• 1M: 8.17%
• YTD: 16.82%
• 6M: 15.82%
• 1Y: 40.51%
• 3Y*: 27.91%
• 5Y*: 15.70%
• 10Y*: 19.45%

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

BBLIX vs. FNCMX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
BBLIX BBH Select Series - Large Cap Fund	1.58%	12.07%	15.83%	23.86%	-20.59%	27.23%	12.30%	3.63%
FNCMX Fidelity NASDAQ Composite Index Fund	16.82%	21.11%	29.48%	45.13%	-32.40%	22.21%	44.57%	9.70%

Correlation

The correlation between BBLIX and FNCMX is 0.47, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.47
Correlation (3Y) Calculated over the trailing 3-year period	0.71
Correlation (5Y) Calculated over the trailing 5-year period	0.81
Correlation (All Time) Calculated using the full available price history since Sep 13, 2019	0.81

Over the past year, the correlation between BBLIX and FNCMX has dropped to 0.47 - well below their long-term average of 0.81, suggesting their price drivers have been diverging.

Return for Risk

BBLIX vs. FNCMX — Risk / Return Rank

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

BBLIX

BBLIX Risk / Return Rank: 33
BBLIX Sharpe Ratio Rank: 23
BBLIX Sortino Ratio Rank: 23
BBLIX Omega Ratio Rank: 36
BBLIX Calmar Ratio Rank: 60
BBLIX Martin Ratio Rank: 22

FNCMX

FNCMX Risk / Return Rank: 68
FNCMX Sharpe Ratio Rank: 79
FNCMX Sortino Ratio Rank: 64
FNCMX Omega Ratio Rank: 63
FNCMX Calmar Ratio Rank: 69
FNCMX Martin Ratio Rank: 65

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.

BBLIX vs. FNCMX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for BBH Select Series - Large Cap Fund (BBLIX) and Fidelity NASDAQ Composite Index Fund (FNCMX). 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.

	BBLIX	FNCMX	Difference
Sharpe ratio: Return per unit of total volatility	1.38	2.58	-1.20
Sortino ratio: Return per unit of downside risk	1.99	3.36	-1.36
Omega ratio: Gain probability vs. loss probability	1.32	1.44	-0.12
Calmar ratio: Return relative to maximum drawdown	2.98	3.22	-0.23
Martin ratio: Return relative to average drawdown	5.72	12.65	-6.93
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

BBLIX vs. FNCMX - Sharpe Ratio Comparison

The current BBLIX Sharpe Ratio is 1.38, which is lower than the FNCMX Sharpe Ratio of 2.58. The chart below compares the historical Sharpe Ratios of BBLIX and FNCMX, 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

	BBLIX	FNCMX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.38	2.58	-1.20
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.55	0.70	-0.15
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.89	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.57	0.58	-0.01

Drawdowns

BBLIX vs. FNCMX - Drawdown Comparison

The maximum BBLIX drawdown since its inception was -33.49%, smaller than the maximum FNCMX drawdown of -55.08%. Use the drawdown chart below to compare losses from any high point for BBLIX and FNCMX.

Drawdown Indicators

	BBLIX	FNCMX	Difference
Max Drawdown Largest peak-to-trough decline	-33.49%	-55.08%	+21.59%
Max Drawdown (1Y) Largest decline over 1 year	-3.63%	-13.01%	+9.38%
Max Drawdown (3Y) Largest decline over 3 years	-14.68%	-24.20%	+9.52%
Max Drawdown (5Y) Largest decline over 5 years	-28.06%	-35.64%	+7.58%
Max Drawdown (10Y) Largest decline over 10 years	—	-35.64%	—
Current Drawdown Current decline from peak	-1.80%	0.00%	-1.80%
Average Drawdown Average peak-to-trough decline	-6.35%	-7.86%	+1.51%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.43%	3.30%	-0.87%

Volatility

BBLIX vs. FNCMX - Volatility Comparison

The current volatility for BBH Select Series - Large Cap Fund (BBLIX) is 0.00%, while Fidelity NASDAQ Composite Index Fund (FNCMX) has a volatility of 4.12%. This indicates that BBLIX experiences smaller price fluctuations and is considered to be less risky than FNCMX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BBLIX	FNCMX	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.00%	4.12%	-4.12%
Volatility (6M) Calculated over the trailing 6-month period	4.76%	12.10%	-7.34%
Volatility (1Y) Calculated over the trailing 1-year period	7.86%	16.23%	-8.37%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	15.93%	22.46%	-6.53%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.55%	22.05%	-3.50%

BBLIX vs. FNCMX - Expense Ratio Comparison

BBLIX has a 0.70% expense ratio, which is higher than FNCMX's 0.29% expense ratio.

Dividends

BBLIX vs. FNCMX - Dividend Comparison

BBLIX's dividend yield for the trailing twelve months is around 9.39%, more than FNCMX's 0.44% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
BBLIX BBH Select Series - Large Cap Fund	9.39%	9.54%	4.20%	0.28%	1.45%	3.27%	0.34%	0.04%	0.00%	0.00%	0.00%	0.00%
FNCMX Fidelity NASDAQ Composite Index Fund	0.44%	0.51%	0.61%	0.67%	0.88%	0.47%	0.67%	4.41%	1.93%	0.03%	1.01%	1.50%

Frequently Asked Questions

Can I hold both BBLIX and FNCMX in my portfolio?

BBLIX and FNCMX have a correlation of 0.47, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, BBLIX or FNCMX?

FNCMX has higher volatility (4.12%) compared to BBLIX (0.00%). In terms of maximum drawdown, BBLIX dropped -33.49% vs FNCMX's -55.08%.

Which has better risk-adjusted returns?

FNCMX currently has the higher Sharpe Ratio (2.58 vs 1.38), 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.