SEI Institutional Investments Trust Extended Market Index Fund Class A NMFQS:SMXAX

Mid-Cap Blend | SEI

$19.69

↑ $0.19 (0.97%)

Last Updated: Jul 08, 2026

Fund Information

Fund Category Mid-Cap Blend

Fund Family SEI

Fund Style Large

ISIN US7839806590

CUSIP 783980659

Inception Date -

Domicile -

Country USA

Fiscal Year End -

NAV Chart

Fund Metrics

Net Assets $1.04 Billion

Share Class Net Assets $-

Expense Ratio 0.06%

Expense Ratio Date -

Dividend Yield 0.01%

Morning Star Rating -

Morning Star Risk Rating -

Morning Star Category -

Performance

YTD Return 10.33%

1-Year Return 28.78%

3-Year Return 19.84%

5-Year Return 7.04%

NAV $19.69

Previous Close Price $19.50

Last Update 2026-03-31

Dividend Information

Dividend Yield 0.01%

Dividend (ttm) 0.17

Dividend Growth -58.12%

Payout Frequency Annual

Ex-Dividend Date n/a

Ratings

Morning Star Rating -

Morning Star Risk Rating -

Morning Star Category -

Beta (5Y) 1.23

About SEI Institutional Investments Trust Extended Market Index Fund Class A

The fund is managed using a passive/indexing investment approach and invests substantially all of its assets in securities (mostly common stocks) of companies that are included in the Russell Small Cap Completeness Index. The index is composed of securities of the companies included in the Russell 3000 Index (which includes the largest 3,000 U.S. companies), excluding the securities of companies that are constituents of the S&P 500 Index (which includes 500 leading U.S. companies).

Detailed Metrics

Market Cap Distribution

AverageMarketCap 8947.39%

Giant 1.28%

Large 3.63%

Medium 28.30%

Micro 18.42%

Small 46.92%

Value & Growth Metrics

Book-Value Growth % -0.41%

Cash-Flow Growth % 5.08%

Dividend Yield % 1.25%

Historical Earnings % -3.98%

Long-Term Earnings % 11.89%

Asset Allocation

Type	Net %	Long %	Short %	Category Average	benchmark
Bond	0.00%	0.00%	0.00%	0.13%	0.00%
Cash	1.38%	1.38%	0.00%	1.27%	0.00%
Non US Stock	3.03%	3.03%	0.00%	3.71%	1.86%
Not Classified	0.00%	0.00%	0.00%	0.00%	0.00%
Other	0.00%	0.00%	0.00%	0.31%	0.00%
US Stock	95.59%	95.59%	0.00%	95.10%	98.14%

Top Holdings

Name	Weight	Owned	Change
SEI DAILY INCOME TRUST GOVERNMENT FUND (#36)	1.50%	-	-
E-MINI RUSS 2000 SEP24 PHYSICAL INDEX FUTURE.	1.06%	-	-
MARVELL TECHNOLOGY INC COMMON STOCK	0.97%	-	-
PALANTIR TECHNOLOGIES INC-A COMMON STOCK	0.87%	-	-
CRH PLC COMMON STOCK	1.02%	-	-
APOLLO GLOBAL MANAGEMENT INC COMMON STOCK	0.83%	-	-
WORKDAY INC-CLASS A COMMON STOCK	0.76%	-	-
SPOTIFY TECHNOLOGY SA COMMON STOCK	1.15%	-	-
NU HOLDINGS LTD/CAYMAN ISL-A COMMON STOCK	0.72%	-	-
TRADE DESK INC/THE -CLASS A COMMON STOCK	0.64%	-	-
APPLOVIN CORP-CLASS A COMMON STOCK	1.43%	-	-
E-MINI RUSS 2000 MAR25 PHYSICAL INDEX FUTURE.	1.04%	-	-
DOORDASH INC - A COMMON STOCK	0.95%	-	-
SNOWFLAKE INC-CLASS A COMMON STOCK	0.76%	-	-
CHENIERE ENERGY INC COMMON STOCK	0.69%	-	-
STRATEGY INC- CL A COMMON STOCK	1.04%	-	-
ROBINHOOD MARKETS INC - A COMMON STOCK	0.96%	-	-
SNOWFLAKE INC COMMON STOCK	0.98%	-	-
ROBLOX CORP -CLASS A COMMON STOCK	0.72%	-	-
CLOUDFLARE INC - CLASS A COMMON STOCK	0.77%	-	-
ALNYLAM PHARMACEUTICALS INC COMMON STOCK	0.70%	-	-
E-MINI RUSS 2000 DEC25 PHYSICAL INDEX FUTURE.	0.99%	-	-
VERTIV HOLDINGS CO-A COMMON STOCK	0.85%	-	-

See the full breakdown of SMXAX fund's asset allocation and top holdings .

Sector Weights

Category	Subcategory	Amount %	Category Avg	Stocks %	Benchmark
Bond Sector	Cash and Equivalents	2.02%	89.13%	100.00%	0.00%
Bond Sector	Corporate	2.02%	3.72%	0.00%	0.00%
Bond Sector	Derivative	2.02%	0.21%	0.00%	0.00%
Bond Sector	Government	2.02%	5.22%	0.00%	0.00%
Bond Sector	Municipal	2.02%	0.00%	0.00%	0.00%
Bond Sector	Securitized	2.02%	1.72%	0.00%	0.00%
Cyclical	Basic Materials	4.76%	4.45%	0.00%	5.51%
Cyclical	Consumer Cyclical	10.07%	11.45%	0.00%	9.32%
Cyclical	Financial Services	15.12%	14.41%	0.00%	12.43%
Cyclical	Real Estate	5.83%	5.23%	0.00%	4.52%
Defensive	Consumer Defensive	2.70%	3.28%	0.00%	5.15%
Defensive	Healthcare	12.69%	10.62%	0.00%	8.10%
Defensive	Utilities	2.02%	3.27%	0.00%	6.48%
Sensitive	Communication Services	3.95%	2.16%	0.00%	2.55%
Sensitive	Energy	5.27%	5.53%	0.00%	7.43%
Sensitive	Industrials	18.68%	22.49%	0.00%	19.10%
Sensitive	Technology	18.93%	17.11%	0.00%	19.42%

World Regions

Region	Subregion	Category Average	Stocks Percent	Benchmark
Americas	Latin America	0.65%	1.70%	0.23%
Americas	North America	97.64%	97.25%	98.14%
Greater Asia	Asia Developed	0.21%	0.08%	-
Greater Asia	Asia Emerging	0.20%	0.12%	0.43%
Greater Asia	Australasia	-	0.00%	-
Greater Asia	Japan	0.00%	-	-
Greater Europe	Africa/Middle East	0.00%	0.08%	-
Greater Europe	Europe Developed	0.59%	0.23%	0.92%
Greater Europe	Europe Emerging	-	-	-
Greater Europe	United Kingdom	0.72%	0.54%	0.28%

Dividend History

Date	Amount	Unadjusted Amount	Currency	Declaration Date	Record Date	Payment Date	Period
2024-12-30	$0.091	$0.091	USD	-	-	-	-
2024-10-07	$0.062	$0.062	USD	-	2024-10-04	2024-10-08	Quarterly
2024-07-09	$0.038	$0.038	USD	-	2024-07-08	2024-07-10	Quarterly
2024-04-05	$0.064	$0.064	USD	-	2024-04-04	2024-04-08	Quarterly
2023-12-28	$0.056	$0.056	USD	-	2023-12-27	2023-12-29	Quarterly
2023-10-05	$0.056	$0.056	USD	-	2023-10-04	2023-10-06	Quarterly
2023-07-06	$0.037	$0.037	USD	-	2023-07-05	2023-07-07	Quarterly
2023-04-05	$0.054	$0.054	USD	-	2023-04-04	2023-04-06	Quarterly
2022-12-29	$0.062	$0.062	USD	2022-12-29	2022-12-28	2022-12-30	Quarterly
2022-10-06	$0.055	$0.055	USD	2022-10-07	2022-10-05	2022-10-07	Quarterly
2022-07-07	$0.026	$0.026	USD	2022-07-07	2022-07-06	2022-07-08	Quarterly
2022-04-06	$0.043	$0.043	USD	2022-04-06	2022-04-05	2022-04-07	Quarterly
2021-12-30	$0.068	$0.068	USD	2021-12-30	2021-12-29	2021-12-31	Quarterly
2021-10-05	$0.055	$0.055	USD	2021-10-05	2021-10-04	2021-10-06	Quarterly
2021-07-07	$0.041	$0.041	USD	2021-07-07	2021-07-06	2021-07-08	Quarterly
2021-04-06	$0.043	$0.043	USD	2021-04-06	2021-04-05	2021-04-07	Quarterly
2020-12-30	$0.065	$0.065	USD	2020-12-30	2020-12-29	2020-12-31	Quarterly
2020-10-06	$0.041	$0.041	USD	2020-10-06	2020-10-05	2020-10-07	Quarterly
2020-07-07	$0.029	$0.029	USD	2020-07-07	2020-07-06	2020-07-08	Quarterly
2020-04-07	$0.049	$0.049	USD	2020-04-07	2020-04-06	2020-04-08	Quarterly
2019-12-30	$0.061	$0.061	USD	2019-12-30	2019-12-27	2019-12-31	Quarterly
2019-10-08	$0.054	$0.054	USD	2019-10-08	2019-10-07	2019-10-09	Quarterly
2019-07-09	$0.039	$0.039	USD	2019-07-09	2019-07-08	2019-07-10	Quarterly
2019-04-09	$0.047	$0.047	USD	2019-04-09	2019-04-08	2019-04-10	Quarterly
2018-12-28	$0.073	$0.073	USD	2018-12-28	2018-12-27	2018-12-31	Quarterly
2018-10-04	$0.078	$0.078	USD	2018-10-04	2018-10-03	2018-10-05	Quarterly
2018-07-09	$0.035	$0.035	USD	2018-07-09	2018-07-06	2018-07-10	Quarterly
2018-04-06	$0.043	$0.043	USD	2018-04-06	2018-04-05	2018-04-09	Quarterly
2017-12-28	$0.075	$0.075	USD	2017-12-28	2017-12-27	2017-12-29	Quarterly
2017-10-05	$0.050	$0.050	USD	2017-10-05	2017-10-04	2017-10-06	Quarterly
2017-07-07	$0.038	$0.038	USD	2017-07-07	2017-07-06	2017-07-10	Quarterly
2017-04-07	$0.039	$0.039	USD	2017-04-07	2017-04-06	2017-04-10	Quarterly
2016-12-29	$0.062	$0.062	USD	2016-12-29	2016-12-28	2016-12-30	Quarterly
2016-10-06	$0.049	$0.049	USD	2016-10-06	2016-10-05	2016-10-07	Quarterly
2016-07-07	$0.035	$0.035	USD	2016-07-07	2016-07-06	2016-07-08	Quarterly
2016-04-07	$0.053	$0.053	USD	2016-04-07	2016-04-06	2016-04-08	Quarterly
2015-12-30	$0.053	$0.053	USD	2015-12-30	2015-12-29	2015-12-31	Quarterly
2015-10-05	$0.048	$0.048	USD	2015-10-05	2015-10-02	2015-10-06	Quarterly
2015-07-08	$0.027	$0.027	USD	2015-07-08	2015-07-07	2015-07-09	Quarterly
2015-04-02	$0.045	$0.045	USD	2015-04-02	2015-04-01	2015-04-06	Quarterly
2014-12-30	$0.053	$0.053	USD	2014-12-30	2014-12-29	2014-12-31	Quarterly
2014-10-03	$0.041	$0.041	USD	2014-10-03	2014-10-02	2014-10-06	Quarterly
2014-07-03	$0.054	$0.054	USD	2014-07-03	2014-07-02	2014-07-07	Quarterly
2014-03-28	$0.039	$0.039	USD	2014-03-28	2014-03-27	2014-03-31	Quarterly
2013-12-30	$0.041	$0.041	USD	2013-12-30	2013-12-27	2013-12-31	Quarterly
2013-12-11	$0.087	$0.087	USD	2013-12-11	2013-12-10	2013-12-12	Other
2013-10-03	$0.029	$0.029	USD	2013-10-03	2013-10-02	2013-10-04	Quarterly
2013-07-03	$0.034	$0.034	USD	2013-07-03	2013-07-02	2013-07-05	Quarterly
2013-03-27	$0.014	$0.014	USD	2013-03-27	2013-03-26	2013-03-28	Other

View the full dividend history for SMXAX.