SPCK vs. MSTK

Last updated Jul 12, 2026

SPCK (SPAC and New Issue ETF) and MSTK (Tuttle Capital MSTR 0DTE Covered Call ETF) are both exchange-traded funds - SPCK is a Event Driven fund actively managed by Tuttle Capital Management, while MSTK is a Derivative Income fund actively managed by Tuttle Capital Management. Both are actively managed. At a 0.14 correlation, their price movements are largely independent. SPCK charges 0.95%/yr vs 0.99%/yr for MSTK.

Performance

SPCK vs. MSTK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in SPAC and New Issue ETF (SPCK) and Tuttle Capital MSTR 0DTE Covered Call ETF (MSTK). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

SPCK

• 1D: -0.41%
• 1M: -0.53%
• 6M: 2.14%
• YTD: 2.02%
• 1Y: 1.25%
• 3Y*: 3.92%
• 5Y*: -1.51%
• 10Y*: —

MSTK

• 1D: —
• 1M: —
• 6M: —
• YTD: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

SPCK vs. MSTK - Yearly Performance Comparison

	2026 (YTD)	2025
SPCK SPAC and New Issue ETF	2.02%	-1.47%
MSTK Tuttle Capital MSTR 0DTE Covered Call ETF	-20.94%	-47.46%

Correlation

The correlation between SPCK and MSTK is 0.14, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (All Time) Calculated using the full available price history since Oct 23, 2025	0.14

Return for Risk

SPCK vs. MSTK — Risk / Return Rank

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

SPCK

SPCK Risk / Return Rank: 14
SPCK Sharpe Ratio Rank: 15
SPCK Sortino Ratio Rank: 13
SPCK Omega Ratio Rank: 13
SPCK Calmar Ratio Rank: 14
SPCK Martin Ratio Rank: 14

MSTK

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

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.

SPCK vs. MSTK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for SPAC and New Issue ETF (SPCK) and Tuttle Capital MSTR 0DTE Covered Call ETF (MSTK). 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.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

	SPCK	MSTK	Difference
Sharpe ratio: Return per unit of total volatility	0.32	—	—
Sortino ratio: Return per unit of downside risk	0.51	—	—
Omega ratio: Gain probability vs. loss probability	1.06	—	—
Calmar ratio: Return relative to maximum drawdown	0.39	—	—
Martin ratio: Return relative to average drawdown	0.86	—	—

Drawdowns

Drawdown Indicators

	SPCK	MSTK	Difference
Max Drawdown Largest peak-to-trough decline	-28.28%	—	—
Max Drawdown (1Y) Largest decline over 1 year	-5.24%	—	—
Max Drawdown (3Y) Largest decline over 3 years	-7.72%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-20.16%	—	—
Current Drawdown Current decline from peak	-16.54%	—	—
Average Drawdown Average peak-to-trough decline	-18.81%	—	—
Ulcer Index Depth and duration of drawdowns from previous peaks	2.38%	—	—

Volatility

Volatility by Period

	SPCK	MSTK	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.90%	—	—
Volatility (6M) Calculated over the trailing 6-month period	4.79%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	6.57%	—	—
Volatility (5Y) Calculated over the trailing 5-year period, annualized	8.31%	—	—
Volatility (10Y) Calculated over the trailing 10-year period, annualized	9.23%	—	—

SPCK vs. MSTK - Expense Ratio Comparison

SPCK has a 0.95% expense ratio, which is lower than MSTK's 0.99% expense ratio.

Dividends

SPCK vs. MSTK - Dividend Comparison

SPCK's dividend yield for the trailing twelve months is around 16.16%, less than MSTK's 49.03% yield.

Position	TTM	2025	2024	2023	2022	2021
MSTK Tuttle Capital MSTR 0DTE Covered Call ETF	49.03%	26.75%	0.00%	0.00%	0.00%	0.00%
SPCK SPAC and New Issue ETF	16.16%	16.48%	0.69%	2.27%	0.00%	1.28%

Frequently Asked Questions

Can I hold both SPCK and MSTK in my portfolio?

SPCK and MSTK have a correlation of 0.14, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, SPCK or MSTK?

On fees, SPCK is cheaper at 0.95% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, SPCK or MSTK?

SPCK is cheaper with a 0.95% expense ratio, compared with 0.99% for MSTK.

Which ETF pays a higher dividend yield, SPCK or MSTK?

MSTK has the higher dividend yield at 49.03%, compared with 16.16% for SPCK.

What is the main difference between SPCK and MSTK?

SPCK is categorized as Event Driven, while MSTK is Derivative Income. Their fees differ too: 0.95% for SPCK and 0.99% for MSTK.