SAUG vs. ISWN

Last updated Apr 1, 2026

Compare and contrast key facts about FT Cboe Vest U.S. Small Cap Moderate Buffer ETF - August (SAUG) and Amplify BlackSwan ISWN ETF (ISWN).

SAUG and ISWN are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. SAUG is an actively managed fund by FT Vest. It was launched on Aug 17, 2023. ISWN is a passively managed fund by Amplify that tracks the performance of the S-Network International BlackSwan. It was launched on Jan 25, 2021.

Performance

SAUG vs. ISWN - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in FT Cboe Vest U.S. Small Cap Moderate Buffer ETF - August (SAUG) and Amplify BlackSwan ISWN ETF (ISWN). The values are adjusted to include any dividend payments, if applicable.

SAUG vs. ISWN - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023
SAUG FT Cboe Vest U.S. Small Cap Moderate Buffer ETF - August	0.92%	8.23%	11.08%	6.26%
ISWN Amplify BlackSwan ISWN ETF	0.94%	23.23%	-3.96%	7.70%

Returns By Period

The year-to-date returns for both investments are quite close, with SAUG having a 0.92% return and ISWN slightly higher at 0.94%.

SAUG

• 1D: 1.72%
• 1M: -1.82%
• YTD: 0.92%
• 6M: 2.82%
• 1Y: 14.32%
• 3Y*: —
• 5Y*: —
• 10Y*: —

ISWN

• 1D: 2.06%
• 1M: -6.89%
• YTD: 0.94%
• 6M: 3.42%
• 1Y: 15.90%
• 3Y*: 6.58%
• 5Y*: -0.01%
• 10Y*: —

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

SAUG vs. ISWN - Expense Ratio Comparison

SAUG has a 0.90% expense ratio, which is higher than ISWN's 0.49% expense ratio.

SAUG

FT Cboe Vest U.S. Small Cap Moderate Buffer ETF - August

ISWN

Amplify BlackSwan ISWN ETF

Return for Risk

SAUG vs. ISWN — Risk / Return Rank

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

SAUG

SAUG Risk / Return Rank: 66
SAUG Sharpe Ratio Rank: 62
SAUG Sortino Ratio Rank: 66
SAUG Omega Ratio Rank: 61
SAUG Calmar Ratio Rank: 65
SAUG Martin Ratio Rank: 74

ISWN

ISWN Risk / Return Rank: 68
ISWN Sharpe Ratio Rank: 74
ISWN Sortino Ratio Rank: 73
ISWN Omega Ratio Rank: 65
ISWN Calmar Ratio Rank: 63
ISWN Martin Ratio Rank: 65

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.

SAUG vs. ISWN - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for FT Cboe Vest U.S. Small Cap Moderate Buffer ETF - August (SAUG) and Amplify BlackSwan ISWN ETF (ISWN). 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.

	SAUG	ISWN	Difference
Sharpe ratio Return per unit of total volatility	1.13	1.35	-0.22
Sortino ratio Return per unit of downside risk	1.71	1.86	-0.15
Omega ratio Gain probability vs. loss probability	1.23	1.24	-0.01
Calmar ratio Return relative to maximum drawdown	1.71	1.61	+0.10
Martin ratio Return relative to average drawdown	7.94	6.68	+1.26
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

SAUG vs. ISWN - Sharpe Ratio Comparison

The current SAUG Sharpe Ratio is 1.13, which is comparable to the ISWN Sharpe Ratio of 1.35. The chart below compares the historical Sharpe Ratios of SAUG and ISWN, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	SAUG	ISWN	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.13	1.35	-0.22
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	-0.00	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.85	-0.04	+0.89

Correlation

The correlation between SAUG and ISWN is 0.58, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.

Dividends

SAUG vs. ISWN - Dividend Comparison

SAUG has not paid dividends to shareholders, while ISWN's dividend yield for the trailing twelve months is around 2.91%.

	TTM	2025	2024	2023	2022	2021
SAUG FT Cboe Vest U.S. Small Cap Moderate Buffer ETF - August	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
ISWN Amplify BlackSwan ISWN ETF	2.91%	2.89%	3.27%	2.91%	2.00%	0.76%

Drawdowns

SAUG vs. ISWN - Drawdown Comparison

The maximum SAUG drawdown since its inception was -14.62%, smaller than the maximum ISWN drawdown of -32.35%. Use the drawdown chart below to compare losses from any high point for SAUG and ISWN.

Drawdown Indicators

	SAUG	ISWN	Difference
Max Drawdown Largest peak-to-trough decline	-14.62%	-32.35%	+17.73%
Max Drawdown (1Y) Largest decline over 1 year	-8.35%	-9.63%	+1.28%
Max Drawdown (5Y) Largest decline over 5 years	—	-32.35%	—
Current Drawdown Current decline from peak	-2.44%	-7.11%	+4.67%
Average Drawdown Average peak-to-trough decline	-2.38%	-16.57%	+14.19%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.79%	2.32%	-0.53%

Volatility

SAUG vs. ISWN - Volatility Comparison

The current volatility for FT Cboe Vest U.S. Small Cap Moderate Buffer ETF - August (SAUG) is 3.60%, while Amplify BlackSwan ISWN ETF (ISWN) has a volatility of 6.13%. This indicates that SAUG experiences smaller price fluctuations and is considered to be less risky than ISWN based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	SAUG	ISWN	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.60%	6.13%	-2.53%
Volatility (6M) Calculated over the trailing 6-month period	6.53%	8.60%	-2.07%
Volatility (1Y) Calculated over the trailing 1-year period	12.71%	11.81%	+0.90%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	12.11%	11.47%	+0.64%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	12.11%	11.40%	+0.71%