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Alight Solutions 401(k) Index™: September 2023 Observations

Alight Solutions 401(k) Index™: September 2023 Observations

September saw light trading activity with no above-normal1 days, according to the Alight Solutions 401(k) IndexTM. Fixed income days outpaced equity days three to one with bond (55%) and money market (25%) funds topping inflows. Average asset allocation in equities slipped back under 70% to 69.6%, while contributions to equities moved up slightly to 68.9%.

September observations:

  • On average, 0.007% of 401(k) balances were traded daily.
  • 15 of 20 days favored fixed income funds.



The Alight Solutions 401(k) IndexTM statistics for the month of September:

Index statistics

September

2023 YTD

Total transfers as percentage of starting balance

0.06%

0.58%

# Fixed days

15 (75%)

117(63%)

# Equity days

5 (25%)

70 (37%)

# Above-normal1 days

0

7


Inflows and outflows during the month of September:

  • Trading inflows mainly went to bond, money market funds and company stock.
  • Outflows were primarily from target date2, mid U.S. equity funds and small U.S. equity.

Asset classes with most trading 

inflows in September

Percentage of inflows

Index dollar value ($mil)

Bond funds

55%

$82

Money market funds

25%

$37

Company stock

9%

$13

Asset classes with most trading 

outflows in September

Percentage of outflows

Index dollar value ($mil)

Target date funds2

38%

$56

Mid U.S. equity funds

22%

$32

Small U.S. equity funds

13%

$19


September investment portfolios:

  • After reflecting market movements and trading activity, average asset allocation in equities decreased from 70.0% in August to 69.6% in September.
  • New contributions to equities increased from 68.7% in August to 68.9% in September.

Asset classes with largest percentage

of total balance at the end of September

  Percentage of balance

  Index dollar value ($mil)  

Target date funds2

31%

$72,146

Large U.S. equity funds

27%

$62,533

Stable value funds

8%

$18,585

Asset classes with most 

contributions in September

Percentage of contributions

Index dollar value($mil)

Target date funds2

51%

$663

Large U.S. equity funds

20%

$265

International equity funds

7%

$91


Returns for common indices

September

2023 YTD

Bloomberg Barclays U.S. Aggregate Index

-2.54%

-1.21%

S&P 500 Index

-4.77%

13.07%

Russell 2000 Index

-5.89%

2.54%

MSCI All Country World ex-U.S. Index (net)

-3.16%

5.34%

1 A “normal” level of relative transfer activity is when the net daily movement of participants’ balances, as a percent of total 401(k) balances within the Alight Solutions 401(k) Index™, equals between 0.3 times and 1.5 times the average daily net activity of the preceding 12 months. A “high” relative transfer activity day is when the net daily movement exceeds two times the average daily net activity. A “moderate” relative transfer activity day is when the net daily movement is between 1.5 and 2 times the average daily net activity of the preceding 12 months.

2 Target date funds also include the amounts in target risk funds. The amount in the target risk funds is less than 10% of the total.

Related Insights


Alight Solutions 401(k) Index™: October 2026 observations

Retirement plan trading remained modest in October, with 0.06% of assets transferred and trading direction evenly split, as 11 of 22 trading days favored fixed income.

Alight Solutions 401(k) IndexTM: Third Quarter 2026 Observations

Retirement plan trading slowed in the third quarter as markets delivered mixed results.

Alight Solutions 401(k) Index™: September 2026 observations

Participant trading remained limited in September, even as all four market benchmarks declined for the month. Total transfers represented just 0.06% of starting balances, with only one above-normal1 trading day.