IAI vs. IAK

Last updated Jun 4, 2026

IAI (iShares U.S. Broker-Dealers & Securities Exchanges ETF) and IAK (iShares U.S. Insurance ETF) are both Financials Equities funds from iShares - IAI tracks the DJ US Select / Investment Services while IAK tracks the Dow Jones U.S. Select Insurance Index. Both are passively managed. Over the past 10 years, IAI returned 18.46%/yr vs 11.66%/yr for IAK. A 0.75 correlation means they provide meaningful diversification when combined. IAI charges 0.41%/yr vs 0.43%/yr for IAK.

Performance

IAI vs. IAK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares U.S. Broker-Dealers & Securities Exchanges ETF (IAI) and iShares U.S. Insurance ETF (IAK). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, IAI achieves a 0.24% return, which is significantly higher than IAK's -4.56% return. Over the past 10 years, IAI has outperformed IAK with an annualized return of 18.46%, while IAK has yielded a comparatively lower 11.66% annualized return.

IAI

• 1D: -1.71%
• 1M: 1.75%
• YTD: 0.24%
• 6M: 1.73%
• 1Y: 16.52%
• 3Y*: 27.84%
• 5Y*: 13.43%
• 10Y*: 18.46%

IAK

• 1D: -0.88%
• 1M: -2.27%
• YTD: -4.56%
• 6M: -1.81%
• 1Y: -4.16%
• 3Y*: 16.73%
• 5Y*: 11.50%
• 10Y*: 11.66%

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

IAI vs. IAK - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
IAI iShares U.S. Broker-Dealers & Securities Exchanges ETF	0.24%	25.80%	34.37%	15.27%	-10.87%	40.48%	18.61%	24.26%	-9.47%	28.86%
IAK iShares U.S. Insurance ETF	-4.56%	9.50%	28.25%	11.28%	11.33%	26.84%	-2.86%	25.94%	-11.48%	14.18%

Correlation

The correlation between IAI and IAK is 0.25, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.25
Correlation (3Y) Calculated over the trailing 3-year period	0.43
Correlation (5Y) Calculated over the trailing 5-year period	0.59
Correlation (10Y) Calculated over the trailing 10-year period	0.68
Correlation (All Time) Calculated using the full available price history since May 8, 2006	0.75

Over the past year, the correlation between IAI and IAK has dropped to 0.25 - well below their long-term average of 0.75, suggesting their price drivers have been diverging.

IAI vs. IAK - Sectors Allocation Comparison

Sectors	IAI	IAK
Financial Services	99.9%	99.5%
Technology	0.1%	-
Basic Materials	-	-
Communication Services	-	-
Consumer Cyclical	-	-
Consumer Defensive	-	-
Energy	-	-
Healthcare	-	0.5%
Industrials	-	-
Real Estate	-	-
Utilities	-	-

Return for Risk

IAI vs. IAK — Risk / Return Rank

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

IAI

IAI Risk / Return Rank: 23
IAI Sharpe Ratio Rank: 24
IAI Sortino Ratio Rank: 23
IAI Omega Ratio Rank: 23
IAI Calmar Ratio Rank: 22
IAI Martin Ratio Rank: 23

IAK

IAK Risk / Return Rank: 5
IAK Sharpe Ratio Rank: 6
IAK Sortino Ratio Rank: 6
IAK Omega Ratio Rank: 5
IAK Calmar Ratio Rank: 4
IAK Martin Ratio Rank: 3

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.

IAI vs. IAK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares U.S. Broker-Dealers & Securities Exchanges ETF (IAI) and iShares U.S. Insurance ETF (IAK). 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.

	IAI	IAK	Difference
Sharpe ratio: Return per unit of total volatility	0.87	-0.28	+1.15
Sortino ratio: Return per unit of downside risk	1.27	-0.29	+1.56
Omega ratio: Gain probability vs. loss probability	1.16	0.97	+0.19
Calmar ratio: Return relative to maximum drawdown	1.00	-0.55	+1.55
Martin ratio: Return relative to average drawdown	2.88	-1.14	+4.02
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

IAI vs. IAK - Sharpe Ratio Comparison

The current IAI Sharpe Ratio is 0.87, which is higher than the IAK Sharpe Ratio of -0.28. The chart below compares the historical Sharpe Ratios of IAI and IAK, 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

	IAI	IAK	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.87	-0.28	+1.15
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.63	0.64	-0.01
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.81	0.56	+0.25
Sharpe Ratio (All Time) Calculated using the full available price history	0.28	0.26	+0.02

Drawdowns

IAI vs. IAK - Drawdown Comparison

The maximum IAI drawdown since its inception was -75.46%, roughly equal to the maximum IAK drawdown of -77.38%. Use the drawdown chart below to compare losses from any high point for IAI and IAK.

Drawdown Indicators

	IAI	IAK	Difference
Max Drawdown Largest peak-to-trough decline	-75.46%	-77.38%	+1.92%
Max Drawdown (1Y) Largest decline over 1 year	-16.52%	-7.62%	-8.90%
Max Drawdown (3Y) Largest decline over 3 years	-23.14%	-11.58%	-11.56%
Max Drawdown (5Y) Largest decline over 5 years	-28.84%	-14.76%	-14.08%
Max Drawdown (10Y) Largest decline over 10 years	-40.38%	-44.95%	+4.57%
Current Drawdown Current decline from peak	-5.57%	-5.82%	+0.25%
Average Drawdown Average peak-to-trough decline	-22.66%	-16.13%	-6.53%
Ulcer Index Depth and duration of drawdowns from previous peaks	5.75%	3.96%	+1.79%

Volatility

IAI vs. IAK - Volatility Comparison

iShares U.S. Broker-Dealers & Securities Exchanges ETF (IAI) has a higher volatility of 4.48% compared to iShares U.S. Insurance ETF (IAK) at 3.82%. This indicates that IAI's price experiences larger fluctuations and is considered to be riskier than IAK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	IAI	IAK	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.48%	3.82%	+0.66%
Volatility (6M) Calculated over the trailing 6-month period	14.92%	9.98%	+4.94%
Volatility (1Y) Calculated over the trailing 1-year period	19.05%	14.77%	+4.28%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	21.42%	18.07%	+3.35%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	22.84%	20.89%	+1.95%

IAI vs. IAK - Expense Ratio Comparison

IAI has a 0.41% expense ratio, which is lower than IAK's 0.43% expense ratio.

Dividends

IAI vs. IAK - Dividend Comparison

IAI's dividend yield for the trailing twelve months is around 1.08%, less than IAK's 2.76% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
IAI iShares U.S. Broker-Dealers & Securities Exchanges ETF	1.08%	0.95%	1.05%	1.80%	2.14%	1.31%	1.55%	1.52%	1.58%	1.37%	1.49%	1.31%
IAK iShares U.S. Insurance ETF	2.76%	1.69%	1.49%	1.44%	1.69%	2.26%	2.07%	1.84%	2.33%	1.62%	1.68%	1.62%

Frequently Asked Questions

Can I hold both IAI and IAK in my portfolio?

IAI and IAK have a correlation of 0.25, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, IAI or IAK?

IAI has higher volatility (4.48%) compared to IAK (3.82%). In terms of maximum drawdown, IAI dropped -75.46% vs IAK's -77.38%.

Which ETF is better, IAI or IAK?

On 10-year performance, IAI leads with 18.46% vs 11.66% for IAK. On fees, IAI is cheaper at 0.41% per year. On volatility, IAK has been the lower-risk option at 3.82%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, IAI or IAK?

Over the 10-year period, IAI has performed better with a 18.46% return vs 11.66%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, IAI or IAK?

IAI is cheaper with a 0.41% expense ratio, compared with 0.43% for IAK.

Which ETF pays a higher dividend yield, IAI or IAK?

IAK has the higher dividend yield at 2.76%, compared with 1.08% for IAI.

What is the main difference between IAI and IAK?

IAI tracks DJ US Select / Investment Services, while IAK tracks Dow Jones U.S. Select Insurance Index. Their fees differ too: 0.41% for IAI and 0.43% for IAK.

Which has better risk-adjusted returns?

IAI currently has the higher Sharpe Ratio (0.87 vs -0.28), 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.