MAYM vs. ROBT

Last updated Jun 24, 2026

MAYM (FT Vest U.S. Equity Max Buffer ETF - May) and ROBT (First Trust Nasdaq Artificial Intelligence & Robotics ETF) are both exchange-traded funds - MAYM is a Defined Outcome fund actively managed by First Trust, while ROBT is a Technology Equities fund tracking the Nasdaq CTA Artificial Intelligence and Robotics Index. MAYM is actively managed, while ROBT is passively managed. Over the past year, MAYM returned 5.35% vs 17.15% for ROBT. A 0.71 correlation means they provide meaningful diversification when combined. MAYM charges 0.85%/yr vs 0.65%/yr for ROBT.

Performance

MAYM vs. ROBT - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in FT Vest U.S. Equity Max Buffer ETF - May (MAYM) and First Trust Nasdaq Artificial Intelligence & Robotics ETF (ROBT). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, MAYM achieves a 1.91% return, which is significantly lower than ROBT's 3.51% return.

MAYM

• 1D: -0.17%
• 1M: -0.21%
• YTD: 1.91%
• 6M: 1.97%
• 1Y: 5.35%
• 3Y*: —
• 5Y*: —
• 10Y*: —

ROBT

• 1D: -2.40%
• 1M: -3.90%
• YTD: 3.51%
• 6M: 1.75%
• 1Y: 17.15%
• 3Y*: 6.95%
• 5Y*: -0.08%
• 10Y*: —

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

MAYM vs. ROBT - Yearly Performance Comparison

	2026 (YTD)	2025
MAYM FT Vest U.S. Equity Max Buffer ETF - May	1.91%	4.14%
ROBT First Trust Nasdaq Artificial Intelligence & Robotics ETF	3.51%	14.52%

Correlation

The correlation between MAYM and ROBT is 0.72, 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	0.72
Correlation (All Time) Calculated using the full available price history since May 19, 2025	0.71

The correlation between MAYM and ROBT has been stable across timeframes, ranging from 0.71 to 0.72 - a consistent structural relationship.

Return for Risk

MAYM vs. ROBT — Risk / Return Rank

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

MAYM

MAYM Risk / Return Rank: 92
MAYM Sharpe Ratio Rank: 90
MAYM Sortino Ratio Rank: 93
MAYM Omega Ratio Rank: 95
MAYM Calmar Ratio Rank: 86
MAYM Martin Ratio Rank: 95

ROBT

ROBT Risk / Return Rank: 20
ROBT Sharpe Ratio Rank: 21
ROBT Sortino Ratio Rank: 20
ROBT Omega Ratio Rank: 19
ROBT Calmar Ratio Rank: 19
ROBT Martin Ratio Rank: 20

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.

MAYM vs. ROBT - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for FT Vest U.S. Equity Max Buffer ETF - May (MAYM) and First Trust Nasdaq Artificial Intelligence & Robotics ETF (ROBT). 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.

	MAYM	ROBT	Difference
Sharpe ratio: Return per unit of total volatility	2.72	0.70	+2.02
Sortino ratio: Return per unit of downside risk	4.19	1.09	+3.10
Omega ratio: Gain probability vs. loss probability	1.67	1.13	+0.54
Calmar ratio: Return relative to maximum drawdown	4.41	0.80	+3.61
Martin ratio: Return relative to average drawdown	26.32	2.22	+24.10

MAYM vs. ROBT - Sharpe Ratio Comparison

The current MAYM Sharpe Ratio is 2.72, which is higher than the ROBT Sharpe Ratio of 0.70. The chart below compares the historical Sharpe Ratios of MAYM and ROBT, 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

MAYM vs. ROBT - Drawdown Comparison

The maximum MAYM drawdown since its inception was -1.22%, smaller than the maximum ROBT drawdown of -44.47%. Use the drawdown chart below to compare losses from any high point for MAYM and ROBT.

Drawdown Indicators

	MAYM	ROBT	Difference
Max Drawdown Largest peak-to-trough decline	-1.22%	-44.47%	+43.25%
Max Drawdown (1Y) Largest decline over 1 year	-1.22%	-21.66%	+20.44%
Max Drawdown (3Y) Largest decline over 3 years	—	-27.68%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-43.26%	—
Current Drawdown Current decline from peak	-0.62%	-10.93%	+10.31%
Average Drawdown Average peak-to-trough decline	-0.09%	-15.91%	+15.82%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.20%	7.75%	-7.55%

Volatility

MAYM vs. ROBT - Volatility Comparison

The current volatility for FT Vest U.S. Equity Max Buffer ETF - May (MAYM) is 0.96%, while First Trust Nasdaq Artificial Intelligence & Robotics ETF (ROBT) has a volatility of 10.81%. This indicates that MAYM experiences smaller price fluctuations and is considered to be less risky than ROBT based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	MAYM	ROBT	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.96%	10.81%	-9.85%
Volatility (6M) Calculated over the trailing 6-month period	1.74%	19.33%	-17.59%
Volatility (1Y) Calculated over the trailing 1-year period	2.01%	24.76%	-22.75%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	2.02%	25.49%	-23.47%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	2.02%	25.59%	-23.57%

MAYM vs. ROBT - Expense Ratio Comparison

MAYM has a 0.85% expense ratio, which is higher than ROBT's 0.65% expense ratio.

Dividends

MAYM vs. ROBT - Dividend Comparison

Neither MAYM nor ROBT has paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018
MAYM FT Vest U.S. Equity Max Buffer ETF - May	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
ROBT First Trust Nasdaq Artificial Intelligence & Robotics ETF	0.00%	0.00%	0.68%	0.23%	0.35%	0.06%	0.17%	0.42%	0.44%

Frequently Asked Questions

Can I hold both MAYM and ROBT in my portfolio?

MAYM and ROBT have a correlation of 0.72, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, MAYM or ROBT?

ROBT has higher volatility (10.81%) compared to MAYM (0.96%). In terms of maximum drawdown, MAYM dropped -1.22% vs ROBT's -44.47%.

Which ETF is better, MAYM or ROBT?

On 1-year performance, ROBT leads with 17.15% vs 5.35% for MAYM. On fees, ROBT is cheaper at 0.65% per year. On volatility, MAYM has been the lower-risk option at 0.96%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, MAYM or ROBT?

Over the 1-year period, ROBT has performed better with a 17.15% return vs 5.35%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, MAYM or ROBT?

ROBT is cheaper with a 0.65% expense ratio, compared with 0.85% for MAYM.

Which ETF pays a higher dividend yield, MAYM or ROBT?

MAYM and ROBT have nearly identical dividend yields, around 0.00%.

What is the main difference between MAYM and ROBT?

MAYM is categorized as Defined Outcome, while ROBT is Technology Equities. Their fees differ too: 0.85% for MAYM and 0.65% for ROBT.

Which has better risk-adjusted returns?

MAYM currently has the higher Sharpe Ratio (2.72 vs 0.70), 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.