RSSY vs. FNDX

Last updated Jun 3, 2026

RSSY (Return Stacked US Stocks & Futures Yield ETF) and FNDX (Schwab Fundamental U.S. Large Company Index ETF) are both exchange-traded funds - RSSY is a Large Cap Blend Equities fund actively managed by Return Stacked, while FNDX is a Large Cap Value Equities fund tracking the RAFI Fundamental High Liquidity US Large Index. RSSY is actively managed, while FNDX is passively managed. Over the past year, RSSY returned 49.82% vs 33.33% for FNDX. A 0.51 correlation means they provide meaningful diversification when combined. RSSY charges 1.04%/yr vs 0.25%/yr for FNDX.

Performance

RSSY vs. FNDX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Return Stacked US Stocks & Futures Yield ETF (RSSY) and Schwab Fundamental U.S. Large Company Index ETF (FNDX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, RSSY achieves a 32.66% return, which is significantly higher than FNDX's 14.72% return.

RSSY

• 1D: 0.15%
• 1M: 1.84%
• YTD: 32.66%
• 6M: 28.27%
• 1Y: 49.82%
• 3Y*: —
• 5Y*: —
• 10Y*: —

FNDX

• 1D: 0.52%
• 1M: 3.39%
• YTD: 14.72%
• 6M: 15.53%
• 1Y: 33.33%
• 3Y*: 20.96%
• 5Y*: 12.94%
• 10Y*: 14.28%

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

RSSY vs. FNDX - Yearly Performance Comparison

	2026 (YTD)	2025	2024
RSSY Return Stacked US Stocks & Futures Yield ETF	32.66%	-3.52%	1.10%
FNDX Schwab Fundamental U.S. Large Company Index ETF	14.72%	16.94%	9.72%

Correlation

The correlation between RSSY and FNDX is 0.45, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.45
Correlation (All Time) Calculated using the full available price history since May 30, 2024	0.51

The correlation between RSSY and FNDX has been stable across timeframes, ranging from 0.45 to 0.51 - a consistent structural relationship.

Return for Risk

RSSY vs. FNDX — Risk / Return Rank

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

RSSY

RSSY Risk / Return Rank: 93
RSSY Sharpe Ratio Rank: 94
RSSY Sortino Ratio Rank: 94
RSSY Omega Ratio Rank: 94
RSSY Calmar Ratio Rank: 93
RSSY Martin Ratio Rank: 92

FNDX

FNDX Risk / Return Rank: 91
FNDX Sharpe Ratio Rank: 91
FNDX Sortino Ratio Rank: 93
FNDX Omega Ratio Rank: 91
FNDX Calmar Ratio Rank: 90
FNDX Martin Ratio Rank: 91

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.

RSSY vs. FNDX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Return Stacked US Stocks & Futures Yield ETF (RSSY) and Schwab Fundamental U.S. Large Company Index ETF (FNDX). 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.

	RSSY	FNDX	Difference
Sharpe ratio Return per unit of total volatility	3.77	3.28	+0.49
Sortino ratio Return per unit of downside risk	4.94	4.59	+0.35
Omega ratio Gain probability vs. loss probability	1.68	1.60	+0.07
Calmar ratio Return relative to maximum drawdown	6.70	5.55	+1.15
Martin ratio Return relative to average drawdown	23.02	21.77	+1.25
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

RSSY vs. FNDX - Sharpe Ratio Comparison

The current RSSY Sharpe Ratio is 3.77, which is comparable to the FNDX Sharpe Ratio of 3.28. The chart below compares the historical Sharpe Ratios of RSSY and FNDX, 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

	RSSY	FNDX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.77	3.28	+0.49
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.86	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.82	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.75	0.79	-0.04

Drawdowns

RSSY vs. FNDX - Drawdown Comparison

The maximum RSSY drawdown since its inception was -29.57%, smaller than the maximum FNDX drawdown of -37.72%. Use the drawdown chart below to compare losses from any high point for RSSY and FNDX.

Drawdown Indicators

	RSSY	FNDX	Difference
Max Drawdown Largest peak-to-trough decline	-29.57%	-37.72%	+8.15%
Max Drawdown (1Y) Largest decline over 1 year	-7.36%	-6.06%	-1.30%
Max Drawdown (3Y) Largest decline over 3 years	—	-16.30%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-19.06%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-37.72%	—
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-7.38%	-3.55%	-3.83%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.14%	1.55%	+0.59%

Volatility

RSSY vs. FNDX - Volatility Comparison

Return Stacked US Stocks & Futures Yield ETF (RSSY) and Schwab Fundamental U.S. Large Company Index ETF (FNDX) have volatilities of 2.30% and 2.37%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	RSSY	FNDX	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.30%	2.37%	-0.07%
Volatility (6M) Calculated over the trailing 6-month period	10.04%	7.27%	+2.77%
Volatility (1Y) Calculated over the trailing 1-year period	13.28%	10.21%	+3.07%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	18.37%	15.18%	+3.19%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.37%	17.50%	+0.87%

RSSY vs. FNDX - Expense Ratio Comparison

RSSY has a 1.04% expense ratio, which is higher than FNDX's 0.25% expense ratio.

Dividends

RSSY vs. FNDX - Dividend Comparison

RSSY's dividend yield for the trailing twelve months is around 1.53%, more than FNDX's 1.45% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FNDX Schwab Fundamental U.S. Large Company Index ETF	1.45%	1.63%	1.76%	1.82%	2.07%	1.64%	2.29%	2.23%	2.40%	1.86%	2.01%	2.01%
RSSY Return Stacked US Stocks & Futures Yield ETF	1.53%	2.04%	0.00%	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 RSSY and FNDX in my portfolio?

RSSY and FNDX have a correlation of 0.45, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, RSSY or FNDX?

FNDX has higher volatility (2.37%) compared to RSSY (2.30%). In terms of maximum drawdown, RSSY dropped -29.57% vs FNDX's -37.72%.

Which ETF is better, RSSY or FNDX?

On 1-year performance, RSSY leads with 49.82% vs 33.33% for FNDX. On fees, FNDX is cheaper at 0.25% per year. Their volatility is very similar. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, RSSY or FNDX?

Over the 1-year period, RSSY has performed better with a 49.82% return vs 33.33%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, RSSY or FNDX?

FNDX is cheaper with a 0.25% expense ratio, compared with 1.04% for RSSY.

Which ETF pays a higher dividend yield, RSSY or FNDX?

RSSY has the higher dividend yield at 1.53%, compared with 1.45% for FNDX.

What is the main difference between RSSY and FNDX?

RSSY is categorized as Large Cap Blend Equities, while FNDX is Large Cap Value Equities. They also come from different issuers: Return Stacked and Charles Schwab. Their fees differ too: 1.04% for RSSY and 0.25% for FNDX.

Which has better risk-adjusted returns?

RSSY currently has the higher Sharpe Ratio (3.77 vs 3.28), 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.