KOOL vs. AFOS

Last updated Jun 6, 2026

KOOL (North Shore Equity Rotation ETF) and AFOS (ARS Focused Opportunities Strategy ETF) are both Large Cap Blend Equities funds. Their correlation of 0.85 suggests significant overlap in exposure. KOOL charges 0.94%/yr vs 0.45%/yr for AFOS.

Performance

KOOL vs. AFOS - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in North Shore Equity Rotation ETF (KOOL) and ARS Focused Opportunities Strategy ETF (AFOS). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, KOOL achieves a 12.06% return, which is significantly lower than AFOS's 26.02% return.

KOOL

• 1D: -3.11%
• 1M: -3.23%
• YTD: 12.06%
• 6M: 10.26%
• 1Y: 27.29%
• 3Y*: —
• 5Y*: —
• 10Y*: —

AFOS

• 1D: -4.70%
• 1M: -0.24%
• YTD: 26.02%
• 6M: 29.35%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

KOOL vs. AFOS - Yearly Performance Comparison

	2026 (YTD)	2025
KOOL North Shore Equity Rotation ETF	12.06%	9.13%
AFOS ARS Focused Opportunities Strategy ETF	26.02%	36.15%

Correlation

The correlation between KOOL and AFOS is 0.85, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (All Time) Calculated using the full available price history since Jun 27, 2025	0.85

Return for Risk

KOOL vs. AFOS — Risk / Return Rank

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

KOOL

KOOL Risk / Return Rank: 72
KOOL Sharpe Ratio Rank: 67
KOOL Sortino Ratio Rank: 65
KOOL Omega Ratio Rank: 66
KOOL Calmar Ratio Rank: 79
KOOL Martin Ratio Rank: 83

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.

KOOL vs. AFOS - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for North Shore Equity Rotation ETF (KOOL) and ARS Focused Opportunities Strategy ETF (AFOS). 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.

	KOOL	AFOS	Difference
Sharpe ratio: Return per unit of total volatility	2.06	—	—
Sortino ratio: Return per unit of downside risk	2.78	—	—
Omega ratio: Gain probability vs. loss probability	1.37	—	—
Calmar ratio: Return relative to maximum drawdown	3.82	—	—
Martin ratio: Return relative to average drawdown	15.52	—	—
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

Sharpe Ratios by Period

	KOOL	AFOS	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.06	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	1.07	3.75	-2.67

Drawdowns

KOOL vs. AFOS - Drawdown Comparison

The maximum KOOL drawdown since its inception was -20.46%, which is greater than AFOS's maximum drawdown of -11.52%. Use the drawdown chart below to compare losses from any high point for KOOL and AFOS.

Drawdown Indicators

	KOOL	AFOS	Difference
Max Drawdown Largest peak-to-trough decline	-20.46%	-11.52%	-8.94%
Max Drawdown (1Y) Largest decline over 1 year	-7.18%	—	—
Current Drawdown Current decline from peak	-3.70%	-4.83%	+1.13%
Average Drawdown Average peak-to-trough decline	-2.51%	-1.38%	-1.13%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.76%	—	—

Volatility

Volatility by Period

	KOOL	AFOS	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.63%	—	—
Volatility (6M) Calculated over the trailing 6-month period	10.81%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	13.31%	20.74%	-7.43%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	17.06%	20.74%	-3.68%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	17.06%	20.74%	-3.68%

KOOL vs. AFOS - Expense Ratio Comparison

KOOL has a 0.94% expense ratio, which is higher than AFOS's 0.45% expense ratio.

Dividends

KOOL vs. AFOS - Dividend Comparison

KOOL's dividend yield for the trailing twelve months is around 0.36%, more than AFOS's 0.24% yield.

Position	TTM	2025	2024
AFOS ARS Focused Opportunities Strategy ETF	0.24%	0.30%	0.00%
KOOL North Shore Equity Rotation ETF	0.36%	0.37%	0.56%

Frequently Asked Questions

Can I hold both KOOL and AFOS in my portfolio?

KOOL and AFOS have a correlation of 0.85, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, KOOL or AFOS?

On fees, AFOS is cheaper at 0.45% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, KOOL or AFOS?

AFOS is cheaper with a 0.45% expense ratio, compared with 0.94% for KOOL.

Which ETF pays a higher dividend yield, KOOL or AFOS?

KOOL has the higher dividend yield at 0.36%, compared with 0.24% for AFOS.

What is the main difference between KOOL and AFOS?

They also come from different issuers: North Shore and ARS Investment Partners. Their fees differ too: 0.94% for KOOL and 0.45% for AFOS.