This is a passive sector ETF that holds US insurance companies, including property and casualty, life, reinsurance and insurance brokerage firms, at equal weight regardless of market capitalization. It diversifies evenly across the insurance industry as a whole.

It suits investors who want to narrow their focus to insurance within the financial sector and can tolerate the volatility of single-industry concentration.

It is an ETF managed by State Street using a passive (index-tracking) approach.

The fund holds US insurance companies, including property and casualty, life, reinsurance and insurance brokerage firms, at equal weight regardless of market capitalization, and periodically rebalances positions back to equal weights. By reducing the large-insurer concentration that appears in market-cap weighting, it broadens diversification within the industry and reflects trends across the insurance sector more evenly.

• Equal-weighted holdings across the insurance industry
• Reduced concentration in large insurers

Assets under management (AUM) stand at $522.1M, and the expense ratio is 0.35% per year.

Compared with XLF, a broad financial sector ETF, or KBWB, a bank ETF, the main points of comparison are its insurance focus and equal weighting.

Insurance stocks are driven by the interest rate environment, premium rates, loss ratios and the economic cycle. They tend to be strong when rates rise, on expectations of improved investment income, and weak during major catastrophes or periods of deteriorating loss ratios. Because of the equal-weight structure, concentration in a few large stocks is reduced, so performance can diverge from market-cap-weighted indexes.

Fund flows into insurance stocks vary with the rate outlook, industry conditions and the economic phase, and money sometimes rotates into the insurance sector when expectations of higher rates grow. It is also worth watching how performance shifts with changes in premium rates and loss ratios.

Balanced diversification within the industry and exposure to the insurance sector are its strengths, while single-industry concentration and sensitivity to interest rates and loss ratios are considerations.

For market-cap-weighted exposure to the insurance industry, IAK is a direct substitute, and for broader financial exposure that includes insurance, products such as VFH are also worth comparing. Investors who want financial services as a whole can also consider products such as IYF. The three products shown in the table, XLF, KBWB and IYG, invest in the broad financial sector, banks and financial services respectively, so they differ in their degree of insurance concentration. What sets this ETF apart is that it holds the insurance industry at equal weight.

Here are the points to review before investing in KIE. Balanced diversification within the industry is appealing, but single-industry concentration, loss ratio sensitivity and interest rate effects should be checked in advance. It is also a good idea to compare it with broad financial and market-cap-weighted insurance products.

Major catastrophes, worsening loss ratios and changes in the interest rate environment are the main variables for short-term performance, and because of the single-industry concentration in insurance, declines can be steep during market sell-offs. Differences in the equal-weight method can cause performance to diverge from market-cap-weighted insurance indexes.

This is a suitable candidate for investors who want balanced insurance exposure without large-cap concentration. If you want market-cap-weighted insurance exposure, consider a product such as IAK, and if you want equal-weighted insurance diversification, it is advisable to compare it alongside this fund before choosing.