ISWN vs. BLOK

Last updated Jun 4, 2026

ISWN (Amplify BlackSwan ISWN ETF) and BLOK (Amplify Transformational Data Sharing ETF) are both exchange-traded funds - ISWN is a Options Trading fund tracking the S-Network International BlackSwan, while BLOK is a Technology Equities fund actively managed by Amplify. ISWN is passively managed, while BLOK is actively managed. Over the past 5 years, ISWN returned -0.37%/yr vs 11.96%/yr for BLOK. At a 0.42 correlation, their price movements are largely independent. ISWN charges 0.49%/yr vs 0.71%/yr for BLOK.

Performance

ISWN vs. BLOK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Amplify BlackSwan ISWN ETF (ISWN) and Amplify Transformational Data Sharing ETF (BLOK). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, ISWN achieves a 4.28% return, which is significantly lower than BLOK's 16.21% return.

ISWN

• 1D: -0.80%
• 1M: 2.01%
• YTD: 4.28%
• 6M: 4.94%
• 1Y: 13.27%
• 3Y*: 8.12%
• 5Y*: -0.37%
• 10Y*: —

BLOK

• 1D: -2.62%
• 1M: 7.72%
• YTD: 16.21%
• 6M: 7.24%
• 1Y: 30.79%
• 3Y*: 51.34%
• 5Y*: 11.96%
• 10Y*: —

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

ISWN vs. BLOK - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
ISWN Amplify BlackSwan ISWN ETF	4.28%	23.23%	-3.96%	8.19%	-24.93%	0.44%
BLOK Amplify Transformational Data Sharing ETF	16.21%	32.64%	53.12%	99.62%	-62.36%	18.13%

Correlation

The correlation between ISWN and BLOK 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	0.43
Correlation (5Y) Calculated over the trailing 5-year period	0.43
Correlation (All Time) Calculated using the full available price history since Jan 27, 2021	0.42

ISWN vs. BLOK - Sectors Allocation Comparison

Sectors	ISWN	BLOK
Industrials	19.8%	1.0%
Healthcare	10.6%	-
Technology	10.3%	31.8%
Consumer Cyclical	7.7%	6.7%
Consumer Defensive	6.7%	-
Basic Materials	5.9%	-
Communication Services	4.5%	5.2%
Energy	4.0%	-
Utilities	4.0%	-
Real Estate	1.9%	0.0%
Financial Services	1.6%	55.3%

Return for Risk

ISWN vs. BLOK — Risk / Return Rank

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

ISWN

ISWN Risk / Return Rank: 30
ISWN Sharpe Ratio Rank: 30
ISWN Sortino Ratio Rank: 29
ISWN Omega Ratio Rank: 30
ISWN Calmar Ratio Rank: 29
ISWN Martin Ratio Rank: 32

BLOK

BLOK Risk / Return Rank: 21
BLOK Sharpe Ratio Rank: 23
BLOK Sortino Ratio Rank: 23
BLOK Omega Ratio Rank: 23
BLOK Calmar Ratio Rank: 20
BLOK Martin Ratio Rank: 18

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.

ISWN vs. BLOK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Amplify BlackSwan ISWN ETF (ISWN) and Amplify Transformational Data Sharing ETF (BLOK). 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.

	ISWN	BLOK	Difference
Sharpe ratio: Return per unit of total volatility	1.09	0.81	+0.28
Sortino ratio: Return per unit of downside risk	1.60	1.30	+0.30
Omega ratio: Gain probability vs. loss probability	1.20	1.16	+0.04
Calmar ratio: Return relative to maximum drawdown	1.38	0.87	+0.52
Martin ratio: Return relative to average drawdown	4.67	1.90	+2.77
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

ISWN vs. BLOK - Sharpe Ratio Comparison

The current ISWN Sharpe Ratio is 1.09, which is higher than the BLOK Sharpe Ratio of 0.81. The chart below compares the historical Sharpe Ratios of ISWN and BLOK, 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

	ISWN	BLOK	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.09	0.81	+0.28
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.03	0.28	-0.32
Sharpe Ratio (All Time) Calculated using the full available price history	0.01	0.48	-0.47

Drawdowns

ISWN vs. BLOK - Drawdown Comparison

The maximum ISWN drawdown since its inception was -32.35%, smaller than the maximum BLOK drawdown of -73.33%. Use the drawdown chart below to compare losses from any high point for ISWN and BLOK.

Drawdown Indicators

	ISWN	BLOK	Difference
Max Drawdown Largest peak-to-trough decline	-32.35%	-73.33%	+40.98%
Max Drawdown (1Y) Largest decline over 1 year	-9.63%	-35.64%	+26.01%
Max Drawdown (3Y) Largest decline over 3 years	-13.77%	-35.64%	+21.87%
Max Drawdown (5Y) Largest decline over 5 years	-32.35%	-73.33%	+40.98%
Current Drawdown Current decline from peak	-4.03%	-10.16%	+6.13%
Average Drawdown Average peak-to-trough decline	-16.17%	-26.08%	+9.91%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.85%	16.23%	-13.38%

Volatility

ISWN vs. BLOK - Volatility Comparison

The current volatility for Amplify BlackSwan ISWN ETF (ISWN) is 4.67%, while Amplify Transformational Data Sharing ETF (BLOK) has a volatility of 10.59%. This indicates that ISWN experiences smaller price fluctuations and is considered to be less risky than BLOK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ISWN	BLOK	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.67%	10.59%	-5.92%
Volatility (6M) Calculated over the trailing 6-month period	10.10%	28.55%	-18.45%
Volatility (1Y) Calculated over the trailing 1-year period	12.20%	38.29%	-26.09%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	11.67%	42.36%	-30.69%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	11.57%	38.97%	-27.40%

ISWN vs. BLOK - Expense Ratio Comparison

ISWN has a 0.49% expense ratio, which is lower than BLOK's 0.71% expense ratio.

Dividends

ISWN vs. BLOK - Dividend Comparison

ISWN's dividend yield for the trailing twelve months is around 2.82%, more than BLOK's 0.62% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018
BLOK Amplify Transformational Data Sharing ETF	0.62%	0.72%	6.00%	1.15%	0.00%	14.31%	1.88%	2.05%	1.30%
ISWN Amplify BlackSwan ISWN ETF	2.82%	2.89%	3.27%	2.91%	2.00%	0.76%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both ISWN and BLOK in my portfolio?

ISWN and BLOK 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, ISWN or BLOK?

BLOK has higher volatility (10.59%) compared to ISWN (4.67%). In terms of maximum drawdown, ISWN dropped -32.35% vs BLOK's -73.33%.

Which ETF is better, ISWN or BLOK?

On 5-year performance, BLOK leads with 11.96% vs -0.37% for ISWN. On fees, ISWN is cheaper at 0.49% per year. On volatility, ISWN has been the lower-risk option at 4.67%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, ISWN or BLOK?

Over the 5-year period, BLOK has performed better with a 11.96% return vs -0.37%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, ISWN or BLOK?

ISWN is cheaper with a 0.49% expense ratio, compared with 0.71% for BLOK.

Which ETF pays a higher dividend yield, ISWN or BLOK?

ISWN has the higher dividend yield at 2.82%, compared with 0.62% for BLOK.

What is the main difference between ISWN and BLOK?

ISWN is categorized as Options Trading, while BLOK is Technology Equities. Their fees differ too: 0.49% for ISWN and 0.71% for BLOK.

Which has better risk-adjusted returns?

ISWN currently has the higher Sharpe Ratio (1.09 vs 0.81), 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.