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Acropolis Investment Management

Chesterfield, MOSEC-registered investment adviserCRD 121307

Filed as ACROPOLIS INVESTMENT MANAGEMENT · Legal name Acropolis Investment Management, L.L.C.

Acropolis Investment Management is an SEC-registered investment advisory firm in Chesterfield, MO, registered since 2002, reporting $1 billion to $5 billion in regulatory assets under management in its Form ADV filing dated March 26, 2026.

24 years
registered since 2002
$2,612,315,378
assets under management
2 arrangements
Percentage of assets, Fixed fees
None
disclosure items (Item 11)

Quick answers

From the filing

How is Acropolis Investment Management compensated?

On its Form ADV (Item 5.E, October 2026), Acropolis Investment Management reports these compensation arrangements: a percentage of assets under its management; fixed fees (other than subscription fees).

Where is Acropolis Investment Management located?

Acropolis Investment Management's principal office is in Chesterfield, MO, according to its Form ADV.

Is Acropolis Investment Management registered with the SEC or a state?

Acropolis Investment Management is an SEC-registered investment advisory firm, registered since 2002. Status as filed: Approved. CRD 121307.

How much does Acropolis Investment Management manage?

Acropolis Investment Management reports $2,612,315,378 in regulatory assets under management in its Form ADV filing dated March 26, 2026 (100% discretionary).

How have Acropolis Investment Management's assets and staff changed since 2021?

In the Form ADV data for Acropolis Investment Management: Regulatory assets under management: $1,654,184,122 in the October 2021 data and $2,612,315,378 in the October 2026 data, up 58%. Total employees: 39 in October 2021 and 44 in October 2026. Assets under management move with markets as well as with clients coming and going.

What types of clients does Acropolis Investment Management serve?

By number of clients on Form ADV Item 5.D: high net worth individuals (636); individuals (other than high net worth individuals) (401); charitable organizations (8).

Which custodians does Acropolis Investment Management use?

Acropolis Investment Management's most recent Form ADV filing (Schedule D, Section 5.K(3)) lists Charles Schwab & Co., Inc. as a custodian holding 10% or more of its separately managed account assets.

Does Acropolis Investment Management report any disciplinary disclosures?

Reports no disclosure items on Form ADV Item 11. The detail of any item is on the firm's SEC record: https://adviserinfo.sec.gov/firm/summary/121307

What changed in Acropolis Investment Management's recent Form ADV filings?

In the April 2026 filing data: Employees performing advisory functions went from 39 to 38. Regulatory assets under management went from $2,196,677,599 to $2,612,315,378 (+19%). Registered or notice-filed in MI.

From the Form ADV filing

Every figure below is as the firm filed it with regulators, as of October 2026.

How the firm is compensated

Item 5.E
  • A percentage of assets under your management
  • Fixed fees (other than subscription fees)

Item 5.E lists how the firm is compensated for its advice; Items 5.B, 6.A, and 7.A show whether its people or related companies can also earn commissions. Percentage of assets, fixed, hourly, subscription, and performance-based fees come from clients (a performance-based fee depends on investment results); commissions come with a sale or a trade, often from the company behind the product. How fees, commissions, and other arrangements differ

Fees and minimums

Form ADV Part 2A

The brochure lists different fees for different services or strategies. See the firm's brochure (dated March 26, 2026) for its fees and any account minimum, on the SEC's IAPD site.

Regulatory assets under management

Item 5.F
$2,612,315,378

$2,612,315,378 as of October 2026, filing dated March 26, 2026.

Discretionary: $2,612,315,378.Non-discretionary: $0.

A measure of scale, not skill or returns. Discretionary means the firm decides trades; non-discretionary means clients approve each one. What assets under management means

Who the firm serves

Item 5.D
Individuals (other than high net worth individuals)
Clients 401 Assets $214,813,332 (8%)
High net worth individuals
Clients 636 Assets $2,263,680,543 (87%)
Banking or thrift institutions
Clients 0 Assets Not reported
Investment companies
Clients 0 Assets Not reported
Business development companies
Clients 0 Assets Not reported
Pooled investment vehicles (other than investment companies and business development companies)
Clients 0 Assets Not reported
Pension and profit sharing plans (but not the plan participants or government pension plans)
Clients Fewer than 5 Assets $7,276,369 (0%)
Charitable organizations
Clients 8 Assets $19,275,809 (1%)
State or municipal government entities (including government pension plans)
Clients 0 Assets Not reported
Other investment advisers
Clients 0 Assets Not reported
Insurance companies
Clients 0 Assets Not reported
Sovereign wealth funds and foreign official institutions
Clients 0 Assets Not reported
Corporations or other businesses not listed above
Clients Fewer than 5 Assets $107,269,325 (4%)
Other
Clients 0 Assets Not reported

A firm with no individual clients is an institutional manager even if it manages billions; the mix tells you whom the practice is built around.

Advisory services

Item 5.G
  • Financial planning services
  • Portfolio management for individuals and/or small businesses
  • Portfolio management for businesses (other than small businesses) or institutional clients
  • Publication of periodicals or newsletters
  • Educational seminars/workshops

Registration and firm details

Items 1, 2, 5
Legal name
Acropolis Investment Management, L.L.C.
Also doing business as
ULLICO RETIREMENT SOLUTIONS ("URS")
Registration
SEC-registered investment adviser. Status as filed: Approved.
Registered since
2002 (24 years)
Employees
Total: 44. Performing investment advisory functions: 38.
Wrap fee program participation
No.
Custodians (Schedule D, Section 5.K(3))

Custodians holding 10% or more of the firm's separately managed account assets, as filed on Form ADV (Schedule D, Section 5.K(3)). A custodian holds client assets; it does not endorse or supervise the firm. AdvisorCensus has no relationship with any custodian.

States registered or notice-filed
25 states or jurisdictions
ALAZCACODCFLIAILINKSLAMDMIMNMONCNENYOHORPASCTXVAWA

SEC-registered investment advisers are examined by the SEC. SEC, state, and exempt registration

Disclosures

Item 11

None Reports no disclosure items on Form ADV Item 11. View on IAPD.

Item 11 asks about criminal, regulatory, and civil events involving the firm and its advisory personnel. The detail of each yes answer is on the IAPD record. Reading a firm's disclosures

Assets and staff over time

Items 5.A, 5.F
$1.65B 2021 $1.92B 2022 $1.74B 2023 $1.92B 2024 $2.2B 2025 $2.61B 2026
Data periodAssets under managementEmployeesFiling dated
October 2026$2,612,315,37844March 26, 2026
October 2025$2,196,677,59943May 8, 2025
October 2024$1,921,770,51943March 27, 2024
October 2023$1,736,978,80944March 30, 2023
October 2022$1,919,450,48740July 21, 2022
October 2021$1,654,184,12239June 22, 2021

Regulatory assets under management: $1,654,184,122 in the October 2021 data and $2,612,315,378 in the October 2026 data, up 58%.

Total employees: 39 in October 2021 and 44 in October 2026.

As filed in each year's data for the same month. Assets under management move with markets as well as with clients coming and going; they measure scale, not skill or returns. Most firms update these figures once a year.

Changes in the filing

Last 12 months
  1. April 2026
    • Employees performing advisory functions went from 39 to 38.
    • Regulatory assets under management went from $2,196,677,599 to $2,612,315,378 (+19%).
    • Registered or notice-filed in MI.

Compared month to month from the SEC's monthly adviser data and the state compilation feed. Owners and control persons are summarized, never named.

Websites listed on Form ADV

Item 1.I
acr-rps.comacr401k.comacrinv-rps.comacrinv.comacrlp.comacropoblog.comacropolis401k.comacropolisinsights.comacropolisinvest.comacropolisinvestment.bizacropolisinvestment.comacropolisinvestment.netacropolisinvestmentmanagement.bizacropolisinvestmentmanagement.comacropolisinvestmentmanagement.netacropolisinvestments.bizacropolisinvestments.comacropolisinvestments.netacropoliswealth.comacrrps.comullico-urs.com

Source: Form ADV, as of October 2026. Values appear as filed; a value the firm did not report is shown as "Not reported."

Cite this page

AdvisorCensus. Acropolis Investment Management (CRD 121307): Form ADV filing data as of October 2026.
https://advisorcensus.com/firm/acropolis-investment-management-chesterfield-mo-121307