PMMY vs. DMAX

Last updated Jun 4, 2026

PMMY (PGIM S&P 500 Max Buffer ETF - May) and DMAX (iShares Large Cap Max Buffer December ETF) are both Defined Outcome funds. PMMY is actively managed, while DMAX is passively managed. Over the past year, PMMY returned 5.98% vs 8.46% for DMAX. A 0.73 correlation means they provide meaningful diversification when combined. Both charge a 0.50% expense ratio.

Performance

PMMY vs. DMAX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in PGIM S&P 500 Max Buffer ETF - May (PMMY) and iShares Large Cap Max Buffer December ETF (DMAX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, PMMY achieves a 2.19% return, which is significantly lower than DMAX's 2.34% return.

PMMY

• 1D: -0.04%
• 1M: 0.79%
• YTD: 2.19%
• 6M: 2.74%
• 1Y: 5.98%
• 3Y*: —
• 5Y*: —
• 10Y*: —

DMAX

• 1D: -0.07%
• 1M: 0.86%
• YTD: 2.34%
• 6M: 3.01%
• 1Y: 8.46%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

PMMY vs. DMAX - Yearly Performance Comparison

	2026 (YTD)	2025
PMMY PGIM S&P 500 Max Buffer ETF - May	2.19%	4.59%
DMAX iShares Large Cap Max Buffer December ETF	2.34%	7.94%

Correlation

The correlation between PMMY and DMAX is 0.73, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.73
Correlation (All Time) Calculated using the full available price history since May 2, 2025	0.73

The correlation between PMMY and DMAX has been stable across timeframes, ranging from 0.73 to 0.73 - a consistent structural relationship.

Return for Risk

PMMY vs. DMAX — Risk / Return Rank

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

PMMY

PMMY Risk / Return Rank: 98
PMMY Sharpe Ratio Rank: 98
PMMY Sortino Ratio Rank: 99
PMMY Omega Ratio Rank: 99
PMMY Calmar Ratio Rank: 98
PMMY Martin Ratio Rank: 99

DMAX

DMAX Risk / Return Rank: 94
DMAX Sharpe Ratio Rank: 94
DMAX Sortino Ratio Rank: 96
DMAX Omega Ratio Rank: 96
DMAX Calmar Ratio Rank: 91
DMAX Martin Ratio Rank: 95

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.

PMMY vs. DMAX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for PGIM S&P 500 Max Buffer ETF - May (PMMY) and iShares Large Cap Max Buffer December ETF (DMAX). 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.

	PMMY	DMAX	Difference
Sharpe ratio: Return per unit of total volatility	5.35	3.65	+1.70
Sortino ratio: Return per unit of downside risk	9.00	5.65	+3.35
Omega ratio: Gain probability vs. loss probability	2.45	1.79	+0.66
Calmar ratio: Return relative to maximum drawdown	16.90	6.01	+10.88
Martin ratio: Return relative to average drawdown	89.69	30.74	+58.95
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

PMMY vs. DMAX - Sharpe Ratio Comparison

The current PMMY Sharpe Ratio is 5.35, which is higher than the DMAX Sharpe Ratio of 3.65. The chart below compares the historical Sharpe Ratios of PMMY and DMAX, 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

	PMMY	DMAX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	5.35	3.65	+1.70
Sharpe Ratio (All Time) Calculated using the full available price history	4.56	2.14	+2.42

Drawdowns

PMMY vs. DMAX - Drawdown Comparison

The maximum PMMY drawdown since its inception was -0.36%, smaller than the maximum DMAX drawdown of -3.37%. Use the drawdown chart below to compare losses from any high point for PMMY and DMAX.

Drawdown Indicators

	PMMY	DMAX	Difference
Max Drawdown Largest peak-to-trough decline	-0.36%	-3.37%	+3.01%
Max Drawdown (1Y) Largest decline over 1 year	-0.36%	-1.41%	+1.05%
Current Drawdown Current decline from peak	-0.04%	-0.07%	+0.03%
Average Drawdown Average peak-to-trough decline	-0.04%	-0.38%	+0.34%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.07%	0.28%	-0.21%

Volatility

PMMY vs. DMAX - Volatility Comparison

PGIM S&P 500 Max Buffer ETF - May (PMMY) has a higher volatility of 0.36% compared to iShares Large Cap Max Buffer December ETF (DMAX) at 0.32%. This indicates that PMMY's price experiences larger fluctuations and is considered to be riskier than DMAX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	PMMY	DMAX	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.36%	0.32%	+0.04%
Volatility (6M) Calculated over the trailing 6-month period	0.87%	1.54%	-0.67%
Volatility (1Y) Calculated over the trailing 1-year period	1.12%	2.33%	-1.21%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	1.39%	3.40%	-2.01%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	1.39%	3.40%	-2.01%

PMMY vs. DMAX - Expense Ratio Comparison

Both PMMY and DMAX have an expense ratio of 0.50%.

Dividends

PMMY vs. DMAX - Dividend Comparison

PMMY has not paid dividends to shareholders, while DMAX's dividend yield for the trailing twelve months is around 1.15%.

Position	TTM	2025
DMAX iShares Large Cap Max Buffer December ETF	1.15%	1.18%
PMMY PGIM S&P 500 Max Buffer ETF - May	0.00%	0.00%

Frequently Asked Questions

Can I hold both PMMY and DMAX in my portfolio?

PMMY and DMAX have a correlation of 0.73, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, PMMY or DMAX?

PMMY has higher volatility (0.36%) compared to DMAX (0.32%). In terms of maximum drawdown, PMMY dropped -0.36% vs DMAX's -3.37%.

Which ETF is better, PMMY or DMAX?

On 1-year performance, DMAX leads with 8.46% vs 5.98% for PMMY. Both ETFs have the same 0.50% expense ratio. Their volatility is very similar. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, PMMY or DMAX?

Over the 1-year period, DMAX has performed better with a 8.46% return vs 5.98%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, PMMY or DMAX?

PMMY and DMAX have the same expense ratio: 0.50% per year.

Which ETF pays a higher dividend yield, PMMY or DMAX?

DMAX has the higher dividend yield at 1.15%, compared with 0.00% for PMMY.

What is the main difference between PMMY and DMAX?

They also come from different issuers: PGIM and iShares.

Which has better risk-adjusted returns?

PMMY currently has the higher Sharpe Ratio (5.35 vs 3.65), 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.