FFLC vs. BRK-B

Last updated Jun 9, 2026

FFLC (Fidelity Fundamental Large Cap Core ETF) is Large Cap Blend Equities fund actively managed by Fidelity, while BRK-B (Berkshire Hathaway Inc.) is a stock. Over the past 5 years, FFLC returned 15.52%/yr vs 11.03%/yr for BRK-B. A 0.56 correlation means they provide meaningful diversification when combined.

Performance

FFLC vs. BRK-B - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity Fundamental Large Cap Core ETF (FFLC) and Berkshire Hathaway Inc. (BRK-B). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, FFLC achieves a 8.51% return, which is significantly higher than BRK-B's -3.11% return.

FFLC

• 1D: 0.33%
• 1M: -0.24%
• YTD: 8.51%
• 6M: 9.11%
• 1Y: 23.62%
• 3Y*: 22.38%
• 5Y*: 15.52%
• 10Y*: —

BRK-B

• 1D: -0.23%
• 1M: 2.32%
• YTD: -3.11%
• 6M: -2.06%
• 1Y: -1.32%
• 3Y*: 13.25%
• 5Y*: 11.03%
• 10Y*: 13.14%

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

FFLC vs. BRK-B - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020
FFLC Fidelity Fundamental Large Cap Core ETF	8.51%	17.67%	27.89%	25.07%	-0.04%	24.53%	18.76%
BRK-B Berkshire Hathaway Inc.	-3.11%	10.89%	27.09%	15.46%	3.31%	28.95%	20.73%

Correlation

The correlation between FFLC and BRK-B is 0.06, 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	0.06
Correlation (3Y) Calculated over the trailing 3-year period	0.29
Correlation (5Y) Calculated over the trailing 5-year period	0.51
Correlation (All Time) Calculated using the full available price history since Jun 5, 2020	0.56

Over the past year, the correlation between FFLC and BRK-B has dropped to 0.06 - well below their long-term average of 0.56, suggesting their price drivers have been diverging.

Return for Risk

FFLC vs. BRK-B — Risk / Return Rank

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

FFLC

FFLC Risk / Return Rank: 59
FFLC Sharpe Ratio Rank: 60
FFLC Sortino Ratio Rank: 58
FFLC Omega Ratio Rank: 59
FFLC Calmar Ratio Rank: 53
FFLC Martin Ratio Rank: 64

BRK-B

BRK-B Risk / Return Rank: 35
BRK-B Sharpe Ratio Rank: 38
BRK-B Sortino Ratio Rank: 30
BRK-B Omega Ratio Rank: 30
BRK-B Calmar Ratio Rank: 38
BRK-B Martin Ratio Rank: 37

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.

FFLC vs. BRK-B - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity Fundamental Large Cap Core ETF (FFLC) and Berkshire Hathaway Inc. (BRK-B). 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.

	FFLC	BRK-B	Difference
Sharpe ratio: Return per unit of total volatility	1.81	-0.09	+1.91
Sortino ratio: Return per unit of downside risk	2.47	-0.03	+2.50
Omega ratio: Gain probability vs. loss probability	1.33	1.00	+0.33
Calmar ratio: Return relative to maximum drawdown	2.38	-0.14	+2.52
Martin ratio: Return relative to average drawdown	10.72	-0.30	+11.02
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

FFLC vs. BRK-B - Sharpe Ratio Comparison

The current FFLC Sharpe Ratio is 1.81, which is higher than the BRK-B Sharpe Ratio of -0.09. The chart below compares the historical Sharpe Ratios of FFLC and BRK-B, 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

	FFLC	BRK-B	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.81	-0.09	+1.91
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.92	0.65	+0.27
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.68	—
Sharpe Ratio (All Time) Calculated using the full available price history	1.15	0.48	+0.67

Drawdowns

FFLC vs. BRK-B - Drawdown Comparison

The maximum FFLC drawdown since its inception was -19.72%, smaller than the maximum BRK-B drawdown of -53.86%. Use the drawdown chart below to compare losses from any high point for FFLC and BRK-B.

Drawdown Indicators

	FFLC	BRK-B	Difference
Max Drawdown Largest peak-to-trough decline	-19.72%	-53.86%	+34.14%
Max Drawdown (1Y) Largest decline over 1 year	-9.98%	-9.42%	-0.56%
Max Drawdown (3Y) Largest decline over 3 years	-19.72%	-14.95%	-4.77%
Max Drawdown (5Y) Largest decline over 5 years	-19.72%	-26.58%	+6.86%
Max Drawdown (10Y) Largest decline over 10 years	—	-29.57%	—
Current Drawdown Current decline from peak	-2.38%	-9.78%	+7.40%
Average Drawdown Average peak-to-trough decline	-2.99%	-11.07%	+8.08%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.21%	4.49%	-2.28%

Volatility

FFLC vs. BRK-B - Volatility Comparison

Fidelity Fundamental Large Cap Core ETF (FFLC) and Berkshire Hathaway Inc. (BRK-B) have volatilities of 3.95% and 3.98%, 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.

Volatility by Period

	FFLC	BRK-B	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.95%	3.98%	-0.03%
Volatility (6M) Calculated over the trailing 6-month period	10.15%	10.87%	-0.72%
Volatility (1Y) Calculated over the trailing 1-year period	13.11%	14.38%	-1.27%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.97%	17.13%	-0.16%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	17.67%	19.44%	-1.77%

Dividends

FFLC vs. BRK-B - Dividend Comparison

FFLC's dividend yield for the trailing twelve months is around 1.01%, while BRK-B has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020
BRK-B Berkshire Hathaway Inc.	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
FFLC Fidelity Fundamental Large Cap Core ETF	1.01%	1.10%	0.82%	0.57%	1.67%	1.68%	0.89%

Frequently Asked Questions

Can I hold both FFLC and BRK-B in my portfolio?

FFLC and BRK-B have a correlation of 0.06, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, FFLC or BRK-B?

BRK-B has higher volatility (3.98%) compared to FFLC (3.95%). In terms of maximum drawdown, FFLC dropped -19.72% vs BRK-B's -53.86%.

Which has better risk-adjusted returns?

FFLC currently has the higher Sharpe Ratio (1.81 vs -0.09), 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.