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IAI vs. SECT
Performance
Return for Risk
Drawdowns
Volatility
Dividends

IAI vs. SECT

Last updated Aug 4, 2026
Documentation

IAI (iShares U.S. Broker-Dealers & Securities Exchanges ETF) and SECT (Main Sector Rotation ETF) are both exchange-traded funds - IAI is a Financials Equities fund tracking the Dow Jones U.S. Select Investment Services Index, while SECT is a Large Cap Blend Equities fund actively managed by Main. IAI is passively managed, while SECT is actively managed. Over the past 5 years, IAI returned 14.47%/yr vs 12.13%/yr for SECT. Their 0.75 correlation means they have sometimes moved together and sometimes differently. IAI charges 0.38%/yr vs 0.78%/yr for SECT.

Performance

IAI vs. SECT - 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 Main Sector Rotation ETF (SECT). The values are adjusted to include any dividend payments, if applicable.

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Returns By Period

In the year-to-date period, IAI achieves a 5.15% return, which is significantly lower than SECT's 10.61% return.

IAI

1D
0.57%
1M
1.65%
6M
1.99%
YTD
5.15%
1Y
10.86%
3Y*
26.32%
5Y*
14.47%
10Y*
18.54%
ALL TIME*
8.25%

SECT

1D
1.23%
1M
0.06%
6M
9.46%
YTD
10.61%
1Y
23.38%
3Y*
18.31%
5Y*
12.13%
10Y*
—
ALL TIME*
13.46%
*Multi-year figures are annualized to reflect compound growth (CAGR)

Liquidity Comparison

PositionAvg. Volume Value (2W)Avg. Volume Value (1M)Avg. Volume Value (3M)

IAI

iShares U.S. Broker-Dealers & Securities Exchanges ETF
$10.94M$13.67M$19.10M

SECT

Main Sector Rotation ETF
$7.17M$6.89M$6.82M

IAI vs. SECT - Yearly Performance Comparison

2026 (YTD)202520242023202220212020201920182017
IAI
iShares U.S. Broker-Dealers & Securities Exchanges ETF		5.15%25.80%34.37%15.27%-10.87%40.48%18.61%24.26%-9.47%20.07%
SECT
Main Sector Rotation ETF		10.61%17.80%18.61%21.10%-12.80%28.88%15.65%28.06%-9.66%9.39%

Correlation

The correlation between IAI and SECT is 0.65, 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.

0.65

Correlation (3Y)
Balances recent behavior with more history.

0.71

Correlation (5Y)
Shows whether the relationship held over a longer period.

0.75

Correlation (All Time)
Calculated using the full available price history since Sep 6, 2017

0.75

The correlation between IAI and SECT has been stable across timeframes, ranging from 0.65 to 0.75 - a consistent structural relationship.

IAI vs. SECT - Sectors Allocation Comparison

Sectors
IAI
SECT

Financial Services

99.9%
18.0%

Technology

0.1%
44.8%

Basic Materials

-

3.4%

Communication Services

-

1.2%

Consumer Cyclical

-

10.2%

Consumer Defensive

-

0.4%

Energy

-

3.6%

Healthcare

-

0.2%

Industrials

-

12.0%

Real Estate

-

0.0%

Utilities

-

6.2%

Financial Services

IAI
99.9%
SECT
18.0%

Technology

IAI
0.1%
SECT
44.8%

Basic Materials

IAI

-

SECT
3.4%

Communication Services

IAI

-

SECT
1.2%

Consumer Cyclical

IAI

-

SECT
10.2%

Consumer Defensive

IAI

-

SECT
0.4%

Energy

IAI

-

SECT
3.6%

Healthcare

IAI

-

SECT
0.2%

Industrials

IAI

-

SECT
12.0%

Real Estate

IAI

-

SECT
0.0%

Utilities

IAI

-

SECT
6.2%

Compare stocks, funds, or ETFs

Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.

iShares U.S. Broker-Dealers & Securities Exchanges ETF

Main Sector Rotation ETF

Often compared with IAI:
IAI vs. KCEIAI vs. XLFIAI vs. SPYIAI vs. QQQIAI vs. KIEIAI vs. FASIAI vs. SOXX
Often compared with SECT:
SECT vs. SPYSECT vs. XLSRSECT vs. AESRSECT vs. RLYSECT vs. VOOSECT vs. VTISECT vs. INRO

Return for Risk

IAI vs. SECT — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.
IAI
IAI Risk / Return Rank: 2424
Overall Rank
IAI Sharpe Ratio Rank: 2424
Sharpe Ratio Rank
IAI Sortino Ratio Rank: 2424
Sortino Ratio Rank
IAI Omega Ratio Rank: 2424
Omega Ratio Rank
IAI Calmar Ratio Rank: 2323
Calmar Ratio Rank
IAI Martin Ratio Rank: 2424
Martin Ratio Rank
SECT
SECT Risk / Return Rank: 6565
Overall Rank
SECT Sharpe Ratio Rank: 6767
Sharpe Ratio Rank
SECT Sortino Ratio Rank: 6565
Sortino Ratio Rank
SECT Omega Ratio Rank: 6464
Omega Ratio Rank
SECT Calmar Ratio Rank: 6060
Calmar Ratio Rank
SECT Martin Ratio Rank: 6868
Martin Ratio Rank
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.

IAI vs. SECT - 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 Main Sector Rotation ETF (SECT). 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.

IAISECTDifference
Sharpe ratioReturn per unit of total volatility
0.54
1.61

-1.06

Sortino ratioReturn per unit of downside risk
0.87
2.22

-1.35

Omega ratioGain probability vs. loss probability

1.11

1.28

-0.18

Calmar ratioReturn relative to maximum drawdown

0.66

2.19

-1.53

Martin ratioReturn relative to average drawdown

1.83

8.53

-6.71

IAI vs. SECT - Sharpe Ratio Comparison

The current IAI Sharpe Ratio is 0.54, which is lower than the SECT Sharpe Ratio of 1.61. The chart below compares the historical Sharpe Ratios of IAI and SECT, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

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Drawdowns

IAI vs. SECT - Drawdown Comparison

The maximum IAI drawdown since its inception was -75.46%, which is greater than SECT's maximum drawdown of -38.09%. Use the drawdown chart below to compare losses from any high point for IAI and SECT.

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Drawdown Indicators

IAISECTDifference

Max Drawdown

Largest peak-to-trough decline

-75.46%

-38.09%

-37.37%

Max Drawdown (1Y)

Largest decline over 1 year

-16.52%

-10.71%

-5.81%

Max Drawdown (3Y)

Largest decline over 3 years

-23.14%

-21.71%

-1.43%

Max Drawdown (5Y)

Largest decline over 5 years

-28.84%

-21.71%

-7.13%

Max Drawdown (10Y)

Largest decline over 10 years

-40.38%

—

—

Current Drawdown

Current decline from peak

-4.58%

-1.63%

-2.95%

Average Drawdown

Average peak-to-trough decline

-22.50%

-4.61%

-17.89%

Ulcer Index

Depth and duration of drawdowns from previous peaks

5.96%

2.75%

+3.21%

Volatility

IAI vs. SECT - Volatility Comparison

iShares U.S. Broker-Dealers & Securities Exchanges ETF (IAI) has a higher volatility of 6.40% compared to Main Sector Rotation ETF (SECT) at 4.75%. This indicates that IAI's price experiences larger fluctuations and is considered to be riskier than SECT based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

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Volatility by Period

IAISECTDifference

Volatility (1M)

Calculated over the trailing 1-month period

6.40%

4.75%

+1.65%

Volatility (6M)

Calculated over the trailing 6-month period

16.12%

11.81%

+4.31%

Volatility (1Y)

Calculated over the trailing 1-year period

20.14%

14.66%

+5.48%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

21.52%

18.02%

+3.50%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

22.76%

20.12%

+2.64%

IAI vs. SECT - Expense Ratio Comparison

IAI has a 0.38% expense ratio, which is lower than SECT's 0.78% expense ratio.

Dividends

IAI vs. SECT - Dividend Comparison

IAI's dividend yield for the trailing twelve months is around 1.09%, more than SECT's 0.73% yield.

PositionTTM20252024202320222021202020192018201720162015
IAI
iShares U.S. Broker-Dealers & Securities Exchanges ETF		1.09%0.95%1.05%1.80%2.14%1.31%1.55%1.52%1.58%1.37%1.49%1.31%
SECT
Main Sector Rotation ETF		0.73%0.32%0.45%0.84%0.86%0.60%1.37%0.77%1.67%0.50%0.00%0.00%

Frequently Asked Questions

IAI and SECT have a correlation of 0.65, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

IAI has higher volatility (6.40%) compared to SECT (4.75%). In terms of maximum drawdown, IAI dropped -75.46% vs SECT's -38.09%.

On 5-year performance, IAI leads with 14.47% vs 12.13% for SECT. On fees, IAI is cheaper at 0.38% per year. On volatility, SECT has been the lower-risk option at 4.75%. The better choice depends on whether you care most about return, fees, risk, or income.

Over the 5-year period, IAI has performed better with a 14.47% return vs 12.13%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

IAI is cheaper with a 0.38% expense ratio, compared with 0.78% for SECT.

IAI has the higher dividend yield at 1.09%, compared with 0.73% for SECT.

IAI is categorized as Financials Equities, while SECT is Large Cap Blend Equities. They also come from different issuers: iShares and Main. Their fees differ too: 0.38% for IAI and 0.78% for SECT.

SECT currently has the higher Sharpe Ratio (1.60 vs 0.54), 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.

Portfolio Optimizer

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