IISU.L vs. QQQ

Last updated Apr 2, 2026

Compare and contrast key facts about iShares S&P 500 Industrials Sector UCITS ETF USD (Acc) (IISU.L) and Invesco QQQ ETF (QQQ).

IISU.L and QQQ are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. IISU.L is a passively managed fund by iShares that tracks the performance of the S&P 500 Capped 35/20 Industrials Index. It was launched on Mar 20, 2017. QQQ is a passively managed fund by Invesco that tracks the performance of the NASDAQ-100 Index. It was launched on Mar 10, 1999. Both IISU.L and QQQ are passive ETFs, meaning that they are not actively managed but aim to replicate the performance of the underlying index as closely as possible.

Performance

IISU.L vs. QQQ - Performance Comparison

The chart below illustrates the hypothetical performance of a £10,000 investment in iShares S&P 500 Industrials Sector UCITS ETF USD (Acc) (IISU.L) and Invesco QQQ ETF (QQQ). The values are adjusted to include any dividend payments, if applicable.

IISU.L vs. QQQ - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
IISU.L iShares S&P 500 Industrials Sector UCITS ETF USD (Acc)	6.87%	11.24%	19.29%	11.45%	6.06%	22.20%	6.25%	24.46%	-9.19%	7.89%
QQQ Invesco QQQ ETF	-3.19%	12.17%	27.77%	47.12%	-24.56%	28.63%	44.26%	33.67%	5.80%	10.86%

Different Trading Currencies

IISU.L is traded in GBp, while QQQ is traded in USD. To make them comparable, the QQQ values have been converted to GBp using the latest available exchange rates.

Returns By Period

In the year-to-date period, IISU.L achieves a 6.87% return, which is significantly higher than QQQ's -4.14% return.

IISU.L

• 1D: 2.80%
• 1M: -6.39%
• YTD: 6.87%
• 6M: 8.92%
• 1Y: 23.04%
• 3Y*: 16.35%
• 5Y*: 13.13%
• 10Y*: —

QQQ

• 1D: 0.00%
• 1M: -3.65%
• YTD: -4.14%
• 6M: -2.22%
• 1Y: 19.91%
• 3Y*: 19.52%
• 5Y*: 13.90%
• 10Y*: 19.72%

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

IISU.L vs. QQQ - Expense Ratio Comparison

IISU.L has a 0.15% expense ratio, which is lower than QQQ's 0.18% expense ratio. Despite the difference, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

QQQ

Invesco QQQ ETF

IISU.L

iShares S&P 500 Industrials Sector UCITS ETF USD (Acc)

Return for Risk

IISU.L vs. QQQ — Risk / Return Rank

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

IISU.L

IISU.L Risk / Return Rank: 73
IISU.L Sharpe Ratio Rank: 73
IISU.L Sortino Ratio Rank: 73
IISU.L Omega Ratio Rank: 69
IISU.L Calmar Ratio Rank: 79
IISU.L Martin Ratio Rank: 73

QQQ

QQQ Risk / Return Rank: 65
QQQ Sharpe Ratio Rank: 58
QQQ Sortino Ratio Rank: 63
QQQ Omega Ratio Rank: 63
QQQ Calmar Ratio Rank: 74
QQQ Martin Ratio Rank: 69

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.

IISU.L vs. QQQ - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares S&P 500 Industrials Sector UCITS ETF USD (Acc) (IISU.L) and Invesco QQQ ETF (QQQ). 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.

	IISU.L	QQQ	Difference
Sharpe ratio Return per unit of total volatility	1.37	0.87	+0.50
Sortino ratio Return per unit of downside risk	1.92	1.38	+0.54
Omega ratio Gain probability vs. loss probability	1.26	1.20	+0.06
Calmar ratio Return relative to maximum drawdown	2.41	1.75	+0.66
Martin ratio Return relative to average drawdown	8.41	4.91	+3.50
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

IISU.L vs. QQQ - Sharpe Ratio Comparison

The current IISU.L Sharpe Ratio is 1.37, which is higher than the QQQ Sharpe Ratio of 0.87. The chart below compares the historical Sharpe Ratios of IISU.L and QQQ, 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

	IISU.L	QQQ	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.37	0.87	+0.50
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.83	0.66	+0.17
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.89	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.61	0.81	-0.20

Correlation

The correlation between IISU.L and QQQ is 0.33, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

IISU.L vs. QQQ - Dividend Comparison

IISU.L has not paid dividends to shareholders, while QQQ's dividend yield for the trailing twelve months is around 0.48%.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
IISU.L iShares S&P 500 Industrials Sector UCITS ETF USD (Acc)	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
QQQ Invesco QQQ ETF	0.48%	0.45%	0.56%	0.62%	0.80%	0.43%	0.55%	0.74%	0.91%	0.84%	1.06%	0.99%

Drawdowns

IISU.L vs. QQQ - Drawdown Comparison

The maximum IISU.L drawdown since its inception was -34.66%, roughly equal to the maximum QQQ drawdown of -34.25%. Use the drawdown chart below to compare losses from any high point for IISU.L and QQQ.

Drawdown Indicators

	IISU.L	QQQ	Difference
Max Drawdown Largest peak-to-trough decline	-34.66%	-82.97%	+48.31%
Max Drawdown (1Y) Largest decline over 1 year	-11.69%	-12.62%	+0.93%
Max Drawdown (5Y) Largest decline over 5 years	-21.12%	-35.12%	+14.00%
Max Drawdown (10Y) Largest decline over 10 years	—	-35.12%	—
Current Drawdown Current decline from peak	-6.39%	-7.86%	+1.47%
Average Drawdown Average peak-to-trough decline	-4.52%	-32.99%	+28.47%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.69%	3.44%	-0.75%

Volatility

IISU.L vs. QQQ - Volatility Comparison

The current volatility for iShares S&P 500 Industrials Sector UCITS ETF USD (Acc) (IISU.L) is 5.32%, while Invesco QQQ ETF (QQQ) has a volatility of 5.64%. This indicates that IISU.L experiences smaller price fluctuations and is considered to be less risky than QQQ based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	IISU.L	QQQ	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.32%	5.64%	-0.32%
Volatility (6M) Calculated over the trailing 6-month period	9.54%	12.47%	-2.93%
Volatility (1Y) Calculated over the trailing 1-year period	16.80%	22.92%	-6.12%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	15.90%	21.17%	-5.27%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.69%	22.22%	-3.53%