BDVG vs. SPXX

Last updated Jun 24, 2026

BDVG (iMGP Berkshire Dividend Growth ETF) and SPXX (Nuveen S&P 500 Dynamic Overwrite Fund) are both funds - BDVG is a Large Cap Value Equities fund actively managed by iMGP, while SPXX is a S&P 500 fund actively managed by Nuveen. Both are actively managed. Over the past year, BDVG returned 22.84% vs 13.31% for SPXX. A 0.54 correlation means they provide meaningful diversification when combined. BDVG charges 0.55%/yr vs 0.89%/yr for SPXX.

Performance

BDVG vs. SPXX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iMGP Berkshire Dividend Growth ETF (BDVG) and Nuveen S&P 500 Dynamic Overwrite Fund (SPXX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, BDVG achieves a 12.77% return, which is significantly higher than SPXX's 3.44% return.

BDVG

• 1D: 0.56%
• 1M: 2.15%
• YTD: 12.77%
• 6M: 12.09%
• 1Y: 22.84%
• 3Y*: —
• 5Y*: —
• 10Y*: —

SPXX

• 1D: -1.05%
• 1M: 1.41%
• YTD: 3.44%
• 6M: 3.84%
• 1Y: 13.31%
• 3Y*: 13.85%
• 5Y*: 7.18%
• 10Y*: 10.31%

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

BDVG vs. SPXX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023
BDVG iMGP Berkshire Dividend Growth ETF	12.77%	13.81%	11.75%	3.42%
SPXX Nuveen S&P 500 Dynamic Overwrite Fund	3.44%	9.78%	27.10%	1.13%

Correlation

The correlation between BDVG and SPXX 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 (All Time) Calculated using the full available price history since Jun 30, 2023	0.54

The correlation between BDVG and SPXX has been stable across timeframes, ranging from 0.47 to 0.54 - a consistent structural relationship.

Return for Risk

BDVG vs. SPXX — Risk / Return Rank

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

BDVG

BDVG Risk / Return Rank: 76
BDVG Sharpe Ratio Rank: 77
BDVG Sortino Ratio Rank: 81
BDVG Omega Ratio Rank: 76
BDVG Calmar Ratio Rank: 72
BDVG Martin Ratio Rank: 74

SPXX

SPXX Risk / Return Rank: 15
SPXX Sharpe Ratio Rank: 16
SPXX Sortino Ratio Rank: 16
SPXX Omega Ratio Rank: 15
SPXX Calmar Ratio Rank: 13
SPXX Martin Ratio Rank: 15

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.

BDVG vs. SPXX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iMGP Berkshire Dividend Growth ETF (BDVG) and Nuveen S&P 500 Dynamic Overwrite Fund (SPXX). 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.

	BDVG	SPXX	Difference
Sharpe ratio: Return per unit of total volatility	2.28	1.08	+1.20
Sortino ratio: Return per unit of downside risk	3.31	1.59	+1.73
Omega ratio: Gain probability vs. loss probability	1.41	1.19	+0.23
Calmar ratio: Return relative to maximum drawdown	3.43	1.13	+2.30
Martin ratio: Return relative to average drawdown	13.03	3.83	+9.20

BDVG vs. SPXX - Sharpe Ratio Comparison

The current BDVG Sharpe Ratio is 2.28, which is higher than the SPXX Sharpe Ratio of 1.08. The chart below compares the historical Sharpe Ratios of BDVG and SPXX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

BDVG vs. SPXX - Drawdown Comparison

The maximum BDVG drawdown since its inception was -14.46%, smaller than the maximum SPXX drawdown of -52.39%. Use the drawdown chart below to compare losses from any high point for BDVG and SPXX.

Drawdown Indicators

	BDVG	SPXX	Difference
Max Drawdown Largest peak-to-trough decline	-14.46%	-52.39%	+37.93%
Max Drawdown (1Y) Largest decline over 1 year	-6.70%	-11.86%	+5.16%
Max Drawdown (3Y) Largest decline over 3 years	—	-17.65%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-18.09%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-43.99%	—
Current Drawdown Current decline from peak	-0.95%	-1.43%	+0.48%
Average Drawdown Average peak-to-trough decline	-2.32%	-7.45%	+5.13%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.76%	3.49%	-1.73%

Volatility

BDVG vs. SPXX - Volatility Comparison

The current volatility for iMGP Berkshire Dividend Growth ETF (BDVG) is 3.78%, while Nuveen S&P 500 Dynamic Overwrite Fund (SPXX) has a volatility of 4.41%. This indicates that BDVG experiences smaller price fluctuations and is considered to be less risky than SPXX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BDVG	SPXX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.78%	4.41%	-0.63%
Volatility (6M) Calculated over the trailing 6-month period	7.77%	9.55%	-1.78%
Volatility (1Y) Calculated over the trailing 1-year period	10.08%	12.45%	-2.37%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	11.95%	15.71%	-3.76%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	11.95%	18.43%	-6.48%

BDVG vs. SPXX - Expense Ratio Comparison

BDVG has a 0.55% expense ratio, which is lower than SPXX's 0.89% expense ratio.

Dividends

BDVG vs. SPXX - Dividend Comparison

BDVG's dividend yield for the trailing twelve months is around 1.52%, less than SPXX's 8.02% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
BDVG iMGP Berkshire Dividend Growth ETF	1.52%	1.75%	1.69%	0.95%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
SPXX Nuveen S&P 500 Dynamic Overwrite Fund	8.02%	7.48%	6.87%	7.82%	7.30%	5.27%	6.56%	6.44%	7.98%	5.69%	5.14%	7.75%

Frequently Asked Questions

Can I hold both BDVG and SPXX in my portfolio?

BDVG and SPXX 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, BDVG or SPXX?

SPXX has higher volatility (4.41%) compared to BDVG (3.78%). In terms of maximum drawdown, BDVG dropped -14.46% vs SPXX's -52.39%.

Which has better risk-adjusted returns?

BDVG currently has the higher Sharpe Ratio (2.28 vs 1.08), 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.