BLCN vs. ITOT

Last updated Jun 5, 2026

BLCN (Siren ETF Trust Siren Nasdaq NexGen Economy ETF) and ITOT (iShares Core S&P Total U.S. Stock Market ETF) are both Large Cap Blend Equities funds - BLCN tracks the Siren NASDAQ Blockchain Economy Index while ITOT tracks the S&P Total Market Index. Both are passively managed. Over the past 5 years, BLCN returned -9.76%/yr vs 12.80%/yr for ITOT. A 0.68 correlation means they provide meaningful diversification when combined. BLCN charges 0.68%/yr vs 0.03%/yr for ITOT.

Performance

BLCN vs. ITOT - 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 iShares Core S&P Total U.S. Stock Market ETF (ITOT). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, BLCN achieves a 13.14% return, which is significantly higher than ITOT's 11.78% return.

BLCN

• 1D: 0.04%
• 1M: 8.39%
• YTD: 13.14%
• 6M: 9.28%
• 1Y: 25.11%
• 3Y*: 10.37%
• 5Y*: -9.76%
• 10Y*: —

ITOT

• 1D: 0.48%
• 1M: 4.64%
• YTD: 11.78%
• 6M: 11.52%
• 1Y: 28.81%
• 3Y*: 22.39%
• 5Y*: 12.80%
• 10Y*: 15.01%

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

BLCN vs. ITOT - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018
BLCN Siren ETF Trust Siren Nasdaq NexGen Economy ETF	13.14%	-3.69%	5.62%	21.09%	-51.76%	4.86%	60.60%	33.94%	-19.15%
ITOT iShares Core S&P Total U.S. Stock Market ETF	11.78%	17.00%	23.80%	26.12%	-19.47%	25.68%	20.71%	30.67%	-9.39%

Correlation

The correlation between BLCN and ITOT is 0.49, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.49
Correlation (3Y) Calculated over the trailing 3-year period	0.52
Correlation (5Y) Calculated over the trailing 5-year period	0.63
Correlation (All Time) Calculated using the full available price history since Jan 18, 2018	0.68

The correlation between BLCN and ITOT shifts across timeframes, from 0.49 (1 year) to 0.68 (all time), reflecting how their relationship changes across market environments.

BLCN vs. ITOT - Sectors Allocation Comparison

Sectors	BLCN	ITOT
Technology	57.1%	33.8%
Industrials	16.0%	9.5%
Financial Services	7.3%	12.1%
Consumer Cyclical	4.4%	10.1%
Basic Materials	4.4%	2.1%
Utilities	4.2%	2.3%
Communication Services	3.5%	10.3%
Consumer Defensive	-	4.7%
Energy	-	3.7%
Healthcare	-	9.0%
Real Estate	-	2.4%

Return for Risk

BLCN vs. ITOT — 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: 22
BLCN Calmar Ratio Rank: 20
BLCN Martin Ratio Rank: 18

ITOT

ITOT Risk / Return Rank: 73
ITOT Sharpe Ratio Rank: 74
ITOT Sortino Ratio Rank: 73
ITOT Omega Ratio Rank: 72
ITOT Calmar Ratio Rank: 66
ITOT Martin Ratio Rank: 78

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. ITOT - 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 iShares Core S&P Total U.S. Stock Market ETF (ITOT). 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	ITOT	Difference
Sharpe ratio: Return per unit of total volatility	0.70	2.37	-1.67
Sortino ratio: Return per unit of downside risk	1.19	3.24	-2.05
Omega ratio: Gain probability vs. loss probability	1.14	1.43	-0.28
Calmar ratio: Return relative to maximum drawdown	0.85	3.25	-2.40
Martin ratio: Return relative to average drawdown	1.82	14.92	-13.10
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. ITOT - Sharpe Ratio Comparison

The current BLCN Sharpe Ratio is 0.70, which is lower than the ITOT Sharpe Ratio of 2.37. The chart below compares the historical Sharpe Ratios of BLCN and ITOT, 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	ITOT	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.70	2.37	-1.67
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.28	0.74	-1.02
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.82	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.08	0.57	-0.49

Drawdowns

BLCN vs. ITOT - Drawdown Comparison

The maximum BLCN drawdown since its inception was -67.51%, which is greater than ITOT's maximum drawdown of -55.20%. Use the drawdown chart below to compare losses from any high point for BLCN and ITOT.

Drawdown Indicators

	BLCN	ITOT	Difference
Max Drawdown Largest peak-to-trough decline	-67.51%	-55.20%	-12.31%
Max Drawdown (1Y) Largest decline over 1 year	-29.53%	-8.90%	-20.63%
Max Drawdown (3Y) Largest decline over 3 years	-45.26%	-19.44%	-25.82%
Max Drawdown (5Y) Largest decline over 5 years	-67.51%	-25.36%	-42.15%
Max Drawdown (10Y) Largest decline over 10 years	—	-35.00%	—
Current Drawdown Current decline from peak	-45.09%	-0.25%	-44.84%
Average Drawdown Average peak-to-trough decline	-30.30%	-6.97%	-23.33%
Ulcer Index Depth and duration of drawdowns from previous peaks	13.82%	1.94%	+11.88%

Volatility

BLCN vs. ITOT - Volatility Comparison

Siren ETF Trust Siren Nasdaq NexGen Economy ETF (BLCN) has a higher volatility of 14.38% compared to iShares Core S&P Total U.S. Stock Market ETF (ITOT) at 2.94%. This indicates that BLCN's price experiences larger fluctuations and is considered to be riskier than ITOT based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BLCN	ITOT	Difference
Volatility (1M) Calculated over the trailing 1-month period	14.38%	2.94%	+11.44%
Volatility (6M) Calculated over the trailing 6-month period	27.66%	9.14%	+18.52%
Volatility (1Y) Calculated over the trailing 1-year period	36.02%	12.19%	+23.83%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	34.93%	17.35%	+17.58%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	31.22%	18.26%	+12.96%

BLCN vs. ITOT - Expense Ratio Comparison

BLCN has a 0.68% expense ratio, which is higher than ITOT's 0.03% expense ratio.

Dividends

BLCN vs. ITOT - Dividend Comparison

BLCN's dividend yield for the trailing twelve months is around 2.66%, more than ITOT's 0.97% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
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%	0.00%	0.00%	0.00%
ITOT iShares Core S&P Total U.S. Stock Market ETF	0.97%	1.11%	1.23%	1.47%	1.66%	1.18%	1.41%	1.88%	2.14%	1.69%	1.83%	2.01%

Frequently Asked Questions

Can I hold both BLCN and ITOT in my portfolio?

BLCN and ITOT have a correlation of 0.49, 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 ITOT?

BLCN has higher volatility (14.38%) compared to ITOT (2.94%). In terms of maximum drawdown, BLCN dropped -67.51% vs ITOT's -55.20%.

Which ETF is better, BLCN or ITOT?

On 5-year performance, ITOT leads with 12.80% vs -9.76% for BLCN. On fees, ITOT is cheaper at 0.03% per year. On volatility, ITOT has been the lower-risk option at 2.94%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, BLCN or ITOT?

Over the 5-year period, ITOT has performed better with a 12.80% return vs -9.76%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, BLCN or ITOT?

ITOT is cheaper with a 0.03% expense ratio, compared with 0.68% for BLCN.

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

BLCN has the higher dividend yield at 2.66%, compared with 0.97% for ITOT.

What is the main difference between BLCN and ITOT?

BLCN tracks Siren NASDAQ Blockchain Economy Index, while ITOT tracks S&P Total Market Index. They also come from different issuers: SRN Advisors and iShares. Their fees differ too: 0.68% for BLCN and 0.03% for ITOT.

Which has better risk-adjusted returns?

ITOT currently has the higher Sharpe Ratio (2.37 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.