DOCT vs. QB

Last updated Aug 2, 2026

DOCT (FT Vest U.S. Equity Deep Buffer ETF - October) and QB (ProShares Nasdaq-100 Dynamic Daily Buffer ETF) are both Defined Outcome funds - DOCT tracks the S&P 500 while QB tracks the Nasdaq-100. Both are passively managed. Over the past year, DOCT returned 14.09% vs 21.06% for QB. Their 0.73 correlation means they have sometimes moved together and sometimes differently. DOCT charges 0.85%/yr vs 0.58%/yr for QB.

Performance

DOCT vs. QB - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in FT Vest U.S. Equity Deep Buffer ETF - October (DOCT) and ProShares Nasdaq-100 Dynamic Daily Buffer ETF (QB). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, DOCT achieves a 6.26% return, which is significantly lower than QB's 13.84% return.

DOCT

• 1D: 0.47%
• 1M: 0.86%
• 6M: 5.57%
• YTD: 6.26%
• 1Y: 14.09%
• 3Y*: 10.04%
• 5Y*: 7.83%
• 10Y*: —
• ALL TIME*: 24.80%

QB

• 1D: 0.29%
• 1M: 2.50%
• 6M: 12.93%
• YTD: 13.84%
• 1Y: 21.06%
• 3Y*: —
• 5Y*: —
• 10Y*: —
• ALL TIME*: 18.82%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
DOCT FT Vest U.S. Equity Deep Buffer ETF - October	$404.45K	$503.27K	$556.36K
QB ProShares Nasdaq-100 Dynamic Daily Buffer ETF	$58.82K	$37.73K	$149.66K

DOCT vs. QB - Yearly Performance Comparison

	2026 (YTD)	2025
DOCT FT Vest U.S. Equity Deep Buffer ETF - October	6.26%	9.39%
QB ProShares Nasdaq-100 Dynamic Daily Buffer ETF	13.84%	6.10%

Correlation

The correlation between DOCT and QB is 0.74, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.74
Correlation (All Time) Calculated using the full available price history since Jun 26, 2025	0.73

The correlation between DOCT and QB has been stable across timeframes, ranging from 0.73 to 0.74 - a consistent structural relationship.

DOCT vs. QB - Sectors Allocation Comparison

Sectors	DOCT	QB
Technology	37.9%	49.9%
Financial Services	11.7%	0.2%
Communication Services	10.0%	16.4%
Consumer Cyclical	9.6%	12.5%
Healthcare	9.1%	5.3%
Industrials	8.4%	3.7%
Consumer Defensive	4.6%	8.6%
Energy	3.0%	0.6%
Utilities	2.3%	1.6%
Real Estate	1.9%	0.1%
Basic Materials	1.7%	1.3%

Return for Risk

DOCT vs. QB — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

DOCT

DOCT Risk / Return Rank: 89
DOCT Sharpe Ratio Rank: 89
DOCT Sortino Ratio Rank: 91
DOCT Omega Ratio Rank: 90
DOCT Calmar Ratio Rank: 81
DOCT Martin Ratio Rank: 91

QB

QB Risk / Return Rank: 96
QB Sharpe Ratio Rank: 95
QB Sortino Ratio Rank: 95
QB Omega Ratio Rank: 96
QB Calmar Ratio Rank: 95
QB Martin Ratio Rank: 97

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

DOCT vs. QB - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for FT Vest U.S. Equity Deep Buffer ETF - October (DOCT) and ProShares Nasdaq-100 Dynamic Daily Buffer ETF (QB). 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.

	DOCT	QB	Difference
Sharpe ratio: Return per unit of total volatility	2.19	2.79	-0.60
Sortino ratio: Return per unit of downside risk	3.29	4.14	-0.84
Omega ratio: Gain probability vs. loss probability	1.42	1.66	-0.23
Calmar ratio: Return relative to maximum drawdown	3.00	5.83	-2.83
Martin ratio: Return relative to average drawdown	14.95	27.99	-13.05

DOCT vs. QB - Sharpe Ratio Comparison

The current DOCT Sharpe Ratio is 2.19, which is comparable to the QB Sharpe Ratio of 2.79. The chart below compares the historical Sharpe Ratios of DOCT and QB, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

DOCT vs. QB - Drawdown Comparison

The maximum DOCT drawdown since its inception was -9.92%, which is greater than QB's maximum drawdown of -3.47%. Use the drawdown chart below to compare losses from any high point for DOCT and QB.

Drawdown Indicators

	DOCT	QB	Difference
Max Drawdown Largest peak-to-trough decline	-9.92%	-3.47%	-6.45%
Max Drawdown (1Y) Largest decline over 1 year	-4.34%	-3.47%	-0.87%
Max Drawdown (3Y) Largest decline over 3 years	-9.92%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-9.92%	—	—
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-1.50%	-0.42%	-1.08%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.87%	0.72%	+0.15%

Volatility

DOCT vs. QB - Volatility Comparison

The current volatility for FT Vest U.S. Equity Deep Buffer ETF - October (DOCT) is 1.39%, while ProShares Nasdaq-100 Dynamic Daily Buffer ETF (QB) has a volatility of 2.32%. This indicates that DOCT experiences smaller price fluctuations and is considered to be less risky than QB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	DOCT	QB	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.39%	2.32%	-0.93%
Volatility (6M) Calculated over the trailing 6-month period	4.55%	6.04%	-1.49%
Volatility (1Y) Calculated over the trailing 1-year period	5.94%	7.27%	-1.33%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	7.38%	7.01%	+0.37%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	47.91%	7.01%	+40.90%

DOCT vs. QB - Expense Ratio Comparison

DOCT has a 0.85% expense ratio, which is higher than QB's 0.58% expense ratio.

Dividends

DOCT vs. QB - Dividend Comparison

DOCT has not paid dividends to shareholders, while QB's dividend yield for the trailing twelve months is around 0.77%.

Position	TTM	2025
DOCT FT Vest U.S. Equity Deep Buffer ETF - October	0.00%	0.00%
QB ProShares Nasdaq-100 Dynamic Daily Buffer ETF	0.77%	0.48%

Frequently Asked Questions

Can I hold both DOCT and QB in my portfolio?

DOCT and QB have a correlation of 0.74, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, DOCT or QB?

QB has higher volatility (2.32%) compared to DOCT (1.39%). In terms of maximum drawdown, DOCT dropped -9.92% vs QB's -3.47%.

Which ETF is better, DOCT or QB?

On 1-year performance, QB leads with 21.06% vs 14.09% for DOCT. On fees, QB is cheaper at 0.58% per year. On volatility, DOCT has been the lower-risk option at 1.39%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, DOCT or QB?

Over the 1-year period, QB has performed better with a 21.06% return vs 14.09%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, DOCT or QB?

QB is cheaper with a 0.58% expense ratio, compared with 0.85% for DOCT.

Which ETF pays a higher dividend yield, DOCT or QB?

QB has the higher dividend yield at 0.77%, compared with 0.00% for DOCT.

What is the main difference between DOCT and QB?

DOCT tracks S&P 500, while QB tracks Nasdaq-100. They also come from different issuers: FT Vest and ProShares. Their fees differ too: 0.85% for DOCT and 0.58% for QB.

Which has better risk-adjusted returns?

QB currently has the higher Sharpe Ratio (2.79 vs 2.19), 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.