BLCN vs. DMAY

Last updated Jun 4, 2026

BLCN (Siren ETF Trust Siren Nasdaq NexGen Economy ETF) and DMAY (FT Cboe Vest U.S. Equity Deep Buffer ETF - May) are both Large Cap Blend Equities funds - BLCN tracks the Siren NASDAQ Blockchain Economy Index while DMAY tracks the Cboe S&P 500 30% (-5% to -35%) Buffer Protect May Series Index. Both are passively managed. Over the past 5 years, BLCN returned -9.77%/yr vs 7.16%/yr for DMAY. A 0.58 correlation means they provide meaningful diversification when combined. BLCN charges 0.68%/yr vs 0.85%/yr for DMAY.

Performance

BLCN vs. DMAY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Siren ETF Trust Siren Nasdaq NexGen Economy ETF (BLCN) and FT Cboe Vest U.S. Equity Deep Buffer ETF - May (DMAY). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, BLCN achieves a 13.09% return, which is significantly higher than DMAY's 4.42% return.

BLCN

• 1D: 0.39%
• 1M: 10.42%
• YTD: 13.09%
• 6M: 10.14%
• 1Y: 27.10%
• 3Y*: 9.50%
• 5Y*: -9.77%
• 10Y*: —

DMAY

• 1D: -0.30%
• 1M: 1.30%
• YTD: 4.42%
• 6M: 5.19%
• 1Y: 12.37%
• 3Y*: 11.96%
• 5Y*: 7.16%
• 10Y*: —

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

BLCN vs. DMAY - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020
BLCN Siren ETF Trust Siren Nasdaq NexGen Economy ETF	13.09%	-3.69%	5.62%	21.09%	-51.76%	4.86%	59.48%
DMAY FT Cboe Vest U.S. Equity Deep Buffer ETF - May	4.42%	11.05%	12.82%	15.40%	-9.98%	6.14%	6.40%

Correlation

The correlation between BLCN and DMAY is 0.44, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.44
Correlation (3Y) Calculated over the trailing 3-year period	0.48
Correlation (5Y) Calculated over the trailing 5-year period	0.59
Correlation (All Time) Calculated using the full available price history since May 19, 2020	0.58

The correlation between BLCN and DMAY shifts across timeframes, from 0.44 (1 year) to 0.59 (5 years), reflecting how their relationship changes across market environments.

BLCN vs. DMAY - Sectors Allocation Comparison

Sectors	BLCN	DMAY
Technology	57.1%	36.2%
Industrials	16.0%	8.1%
Financial Services	7.3%	11.9%
Consumer Cyclical	4.4%	10.1%
Basic Materials	4.4%	1.8%
Utilities	4.2%	2.3%
Communication Services	3.5%	10.9%
Consumer Defensive	-	4.9%
Energy	-	3.5%
Healthcare	-	8.4%
Real Estate	-	1.9%

Return for Risk

BLCN vs. DMAY — Risk / Return Rank

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

BLCN

BLCN Risk / Return Rank: 21
BLCN Sharpe Ratio Rank: 21
BLCN Sortino Ratio Rank: 23
BLCN Omega Ratio Rank: 23
BLCN Calmar Ratio Rank: 21
BLCN Martin Ratio Rank: 18

DMAY

DMAY Risk / Return Rank: 85
DMAY Sharpe Ratio Rank: 82
DMAY Sortino Ratio Rank: 88
DMAY Omega Ratio Rank: 91
DMAY Calmar Ratio Rank: 75
DMAY Martin Ratio Rank: 92

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.

BLCN vs. DMAY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Siren ETF Trust Siren Nasdaq NexGen Economy ETF (BLCN) and FT Cboe Vest U.S. Equity Deep Buffer ETF - May (DMAY). 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.

	BLCN	DMAY	Difference
Sharpe ratio Return per unit of total volatility	0.76	2.65	-1.90
Sortino ratio Return per unit of downside risk	1.25	4.00	-2.75
Omega ratio Gain probability vs. loss probability	1.15	1.60	-0.45
Calmar ratio Return relative to maximum drawdown	0.92	3.73	-2.81
Martin ratio Return relative to average drawdown	1.97	22.76	-20.79
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

BLCN vs. DMAY - Sharpe Ratio Comparison

The current BLCN Sharpe Ratio is 0.76, which is lower than the DMAY Sharpe Ratio of 2.65. The chart below compares the historical Sharpe Ratios of BLCN and DMAY, 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

	BLCN	DMAY	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.76	2.65	-1.90
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.28	0.80	-1.08
Sharpe Ratio (All Time) Calculated using the full available price history	0.08	0.88	-0.80

Drawdowns

BLCN vs. DMAY - Drawdown Comparison

The maximum BLCN drawdown since its inception was -67.51%, which is greater than DMAY's maximum drawdown of -13.90%. Use the drawdown chart below to compare losses from any high point for BLCN and DMAY.

Drawdown Indicators

	BLCN	DMAY	Difference
Max Drawdown Largest peak-to-trough decline	-67.51%	-13.90%	-53.61%
Max Drawdown (1Y) Largest decline over 1 year	-29.53%	-3.36%	-26.17%
Max Drawdown (3Y) Largest decline over 3 years	-45.26%	-12.38%	-32.88%
Max Drawdown (5Y) Largest decline over 5 years	-67.51%	-13.90%	-53.61%
Current Drawdown Current decline from peak	-45.11%	-0.30%	-44.81%
Average Drawdown Average peak-to-trough decline	-30.29%	-2.24%	-28.05%
Ulcer Index Depth and duration of drawdowns from previous peaks	13.82%	0.55%	+13.27%

Volatility

BLCN vs. DMAY - Volatility Comparison

Siren ETF Trust Siren Nasdaq NexGen Economy ETF (BLCN) has a higher volatility of 14.45% compared to FT Cboe Vest U.S. Equity Deep Buffer ETF - May (DMAY) at 0.84%. This indicates that BLCN's price experiences larger fluctuations and is considered to be riskier than DMAY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BLCN	DMAY	Difference
Volatility (1M) Calculated over the trailing 1-month period	14.45%	0.84%	+13.61%
Volatility (6M) Calculated over the trailing 6-month period	29.11%	3.74%	+25.37%
Volatility (1Y) Calculated over the trailing 1-year period	36.03%	4.73%	+31.30%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	34.93%	9.02%	+25.91%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	31.22%	8.43%	+22.79%

BLCN vs. DMAY - Expense Ratio Comparison

BLCN has a 0.68% expense ratio, which is lower than DMAY's 0.85% expense ratio.

Dividends

BLCN vs. DMAY - Dividend Comparison

BLCN's dividend yield for the trailing twelve months is around 2.66%, while DMAY has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018
BLCN Siren ETF Trust Siren Nasdaq NexGen Economy ETF	2.66%	3.01%	0.67%	0.54%	1.28%	0.56%	0.58%	1.45%	1.16%
DMAY FT Cboe Vest U.S. Equity Deep Buffer ETF - May	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both BLCN and DMAY in my portfolio?

BLCN and DMAY have a correlation of 0.44, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, BLCN or DMAY?

BLCN has higher volatility (14.45%) compared to DMAY (0.84%). In terms of maximum drawdown, BLCN dropped -67.51% vs DMAY's -13.90%.

Which ETF is better, BLCN or DMAY?

On 5-year performance, DMAY leads with 7.16% vs -9.77% for BLCN. On fees, BLCN is cheaper at 0.68% per year. On volatility, DMAY has been the lower-risk option at 0.84%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, BLCN or DMAY?

Over the 5-year period, DMAY has performed better with a 7.16% return vs -9.77%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, BLCN or DMAY?

BLCN is cheaper with a 0.68% expense ratio, compared with 0.85% for DMAY.

Which ETF pays a higher dividend yield, BLCN or DMAY?

BLCN has the higher dividend yield at 2.66%, compared with 0.00% for DMAY.

What is the main difference between BLCN and DMAY?

BLCN tracks Siren NASDAQ Blockchain Economy Index, while DMAY tracks Cboe S&P 500 30% (-5% to -35%) Buffer Protect May Series Index. They also come from different issuers: SRN Advisors and First Trust. Their fees differ too: 0.68% for BLCN and 0.85% for DMAY.

Which has better risk-adjusted returns?

DMAY currently has the higher Sharpe Ratio (2.65 vs 0.76), 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.