BFSAX vs. POGRX

Last updated Jul 11, 2026

BFSAX (BFS Equity Fund) and POGRX (PRIMECAP Odyssey Growth Fund) are both Large Cap Blend Equities funds. A 0.75 correlation means they provide meaningful diversification when combined. BFSAX charges 1.25%/yr vs 0.66%/yr for POGRX.

Performance

BFSAX vs. POGRX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in BFS Equity Fund (BFSAX) and PRIMECAP Odyssey Growth Fund (POGRX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

BFSAX

• 1D: —
• 1M: —
• 6M: —
• YTD: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

POGRX

• 1D: 1.62%
• 1M: 1.53%
• 6M: 22.51%
• YTD: 28.22%
• 1Y: 55.93%
• 3Y*: 28.73%
• 5Y*: 15.78%
• 10Y*: 17.58%

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

BFSAX vs. POGRX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
BFSAX BFS Equity Fund	0.00%	0.00%	0.00%	8.75%	-18.53%	24.95%	10.46%	32.88%	-2.96%	20.97%
POGRX PRIMECAP Odyssey Growth Fund	28.22%	32.99%	13.09%	23.85%	-14.61%	18.81%	17.05%	23.98%	-4.56%	32.07%

Correlation

The correlation between BFSAX and POGRX is 0.75, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (3Y) Calculated over the trailing 3-year period	0.23
Correlation (5Y) Calculated over the trailing 5-year period	0.59
Correlation (10Y) Calculated over the trailing 10-year period	0.72
Correlation (All Time) Calculated using the full available price history since Nov 8, 2013	0.75

The correlation between BFSAX and POGRX shifts across timeframes, from 0.23 (3 years) to 0.75 (all time), reflecting how their relationship changes across market environments.

Return for Risk

BFSAX vs. POGRX — Risk / Return Rank

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

BFSAX

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

POGRX

POGRX Risk / Return Rank: 91
POGRX Sharpe Ratio Rank: 95
POGRX Sortino Ratio Rank: 89
POGRX Omega Ratio Rank: 87
POGRX Calmar Ratio Rank: 92
POGRX Martin Ratio Rank: 94

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.

BFSAX vs. POGRX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for BFS Equity Fund (BFSAX) and PRIMECAP Odyssey Growth Fund (POGRX). 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.

	BFSAX	POGRX	Difference
Sharpe ratio: Return per unit of total volatility	—	2.76	—
Sortino ratio: Return per unit of downside risk	—	3.63	—
Omega ratio: Gain probability vs. loss probability	—	1.48	—
Calmar ratio: Return relative to maximum drawdown	—	3.91	—
Martin ratio: Return relative to average drawdown	—	16.09	—

Drawdowns

Drawdown Indicators

	BFSAX	POGRX	Difference
Max Drawdown Largest peak-to-trough decline	—	-51.63%	—
Max Drawdown (1Y) Largest decline over 1 year	—	-14.40%	—
Max Drawdown (3Y) Largest decline over 3 years	—	-22.13%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-26.85%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-35.29%	—
Current Drawdown Current decline from peak	—	-4.21%	—
Average Drawdown Average peak-to-trough decline	—	-7.11%	—
Ulcer Index Depth and duration of drawdowns from previous peaks	—	3.49%	—

Volatility

Volatility by Period

	BFSAX	POGRX	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	9.23%	—
Volatility (6M) Calculated over the trailing 6-month period	—	17.33%	—
Volatility (1Y) Calculated over the trailing 1-year period	—	20.39%	—
Volatility (5Y) Calculated over the trailing 5-year period, annualized	—	20.07%	—
Volatility (10Y) Calculated over the trailing 10-year period, annualized	—	20.58%	—

BFSAX vs. POGRX - Expense Ratio Comparison

BFSAX has a 1.25% expense ratio, which is higher than POGRX's 0.66% expense ratio.

Dividends

BFSAX vs. POGRX - Dividend Comparison

BFSAX has not paid dividends to shareholders, while POGRX's dividend yield for the trailing twelve months is around 19.41%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
BFSAX BFS Equity Fund	0.00%	0.00%	0.00%	0.00%	1.14%	9.63%	1.50%	1.69%	3.63%	0.32%	0.45%	0.30%
POGRX PRIMECAP Odyssey Growth Fund	19.41%	24.89%	20.79%	13.28%	12.36%	13.68%	12.50%	5.13%	2.45%	1.54%	5.83%	1.29%

Frequently Asked Questions

Can I hold both BFSAX and POGRX in my portfolio?

BFSAX and POGRX have a correlation of 0.75, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.