FOSTER GROUP INC
Q3 2023 Form 13-F
WEST DES MOINES, IOWA
CIK 0001841544
· CRD 107148
· SEC-registered investment adviser
$1.6B Reported Value Total
FOSTER GROUP, INC. reports 5,768 total accounts under management (AUM). There are 5,540 discretionary accounts valued at $2,964,084,793, and 228 non-discretionary accounts valued at $119,210,370.
Source: Form ADV filed * Note that certain holdings are exempt from Form 13-F reporting, so the AUM totals may be greater than the Form 13-F total.
Source: Form ADV filed 2026-10-12
Reported value
$1.6B
Quarter over quarter
-3.3%
Holdings
168
Top-10 concentration
68.7%
Key People
Form ADV owners & control persons
Gregory John Olsen
CHIEF EXECUTIVE OFFICER, BOARD MEMBER
Mark Alan Stadtlander
OWNER
Brenton Lowell Carlson
LEAD ADVISOR, OWNER
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13F Metrics
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Q3 2023 13F record
Q3 2023 13F filing summary
| Period of report | September 30, 2023 |
|---|---|
| Filed | October 27, 2023 |
| Form | 13F-HR |
| Reported value | $1.6B |
| Positions | 168 |
| Change in reported value | -1.9% |
| New positions | 4 |
| Exited positions | 7 |
| Position turnover | 6.3% |
| Top-10 concentration | 68.7% |
13F filings by quarter
| Quarter | Positions | Value |
|---|---|---|
|
Q3 2026 13F
Filed Oct 13, 2026
|
314 | $3.7B |
|
Q2 2026 13F
Filed Jul 7, 2026
|
318 | $3.8B |
|
Q1 2026 13F
Filed Apr 13, 2026
|
284 | $3.4B |
|
Q4 2025 13F
Filed Jan 12, 2026
|
300 | $3.3B |
|
Q3 2025 13F
Filed Oct 14, 2025
|
268 | $3.2B |
|
Q2 2025 13F
Filed Jul 14, 2025
|
264 | $2.9B |
|
Q1 2025 13F
Filed Apr 11, 2025
|
224 | $2.7B |
|
Q4 2024 13F
Filed Jan 23, 2025
|
198 | $2.6B |
|
Q3 2024 13F
Filed Oct 7, 2024
|
203 | $2.7B |
|
Q2 2024 13F
Filed Jul 30, 2024
|
196 | $2.5B |
|
Q1 2024 13F
Filed Apr 9, 2024
|
198 | $2.0B |
|
Q4 2023 13F
Filed Feb 1, 2024
|
168 | $1.6B |
|
Q3 2023 13F
Filed Oct 27, 2023
|
168 | $1.6B |
|
Q2 2023 13F
Filed Jul 10, 2023
|
171 | $1.7B |
|
Q1 2023 13F
Filed Apr 6, 2023
|
162 | $1.6B |
|
Q4 2022 13F
Filed Jan 24, 2023
|
146 | $1.3B |
|
Q3 2022 13F
Filed Oct 13, 2022
|
134 | $1.2B |
|
Q2 2022 13F
Filed Jul 25, 2022
|
140 | $1.4B |
|
Q1 2022 13F
Filed Apr 22, 2022
|
140 | $1.2B |
|
Q4 2021 13F
Filed Feb 2, 2022
|
140 | $1.2B |
4 earlier quarters on file — choose one from the quarter menu above.
Top 20 holdings · Q3 2023
| # | Holding | Reported value | % of portfolio |
|---|---|---|---|
| 1 | VTI VANGUARD INDEX FDS | $265.2M | 16.22% |
| 2 | VTV VANGUARD INDEX FDS | $172.4M | 10.54% |
| 3 | VGIT VANGUARD SCOTTSDALE FDS | $135.5M | 8.28% |
| 4 | BND VANGUARD BD INDEX FDS | $120.1M | 7.34% |
| 5 | VEA VANGUARD TAX-MANAGED FDS | $103.7M | 6.34% |
| 6 | MUB ISHARES TR | $92.8M | 5.68% |
| 7 | VBR VANGUARD INDEX FDS | $64.9M | 3.97% |
| 8 | DFIV DIMENSIONAL ETF TRUST | $62.7M | 3.83% |
| 9 | DFUS DIMENSIONAL ETF TRUST | $55.4M | 3.39% |
| 10 | DFUV DIMENSIONAL ETF TRUST | $51.2M | 3.13% |
| 11 | ICSH ISHARES TR | $34.0M | 2.08% |
| 12 | VGSH VANGUARD SCOTTSDALE FDS | $33.8M | 2.07% |
| 13 | DFAS DIMENSIONAL ETF TRUST | $27.8M | 1.7% |
| 14 | QUAL ISHARES TR | $27.1M | 1.66% |
| 15 | IVV ISHARES TR | $25.6M | 1.57% |
| 16 | IDEV ISHARES TR | $25.1M | 1.54% |
| 17 | AAPL APPLE INC | $24.9M | 1.52% |
| 18 | DFAT DIMENSIONAL ETF TRUST | $24.5M | 1.5% |
| 19 | MEAR ISHARES U S ETF TR | $22.9M | 1.4% |
| 20 | IWM ISHARES TR | $21.7M | 1.33% |
Values as reported on the Q3 2023 Form 13F. Every position is in the holdings table below.