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AdvisorCensus / Financial advisors / Massachusetts / Boston / Alphasimplex Group, LLC

Alphasimplex Group, LLC

Boston, MASEC-registered investment adviserCRD 128356

Filed as ALPHASIMPLEX GROUP, LLC

Alphasimplex Group, LLC is an SEC-registered investment advisory firm in Boston, MA, registered since 2003, reporting $1 billion to $5 billion in regulatory assets under management in its Form ADV filing dated March 26, 2026.

22 years
registered since 2003
$3,085,939,176
assets under management
2 arrangements
Percentage of assets, Performance-based
None
disclosure items (Item 11)

Quick answers

From the filing

How is Alphasimplex Group, LLC compensated?

On its Form ADV (Item 5.E, October 2026), Alphasimplex Group, LLC reports these compensation arrangements: a percentage of assets under its management; performance-based fees.

Where is Alphasimplex Group, LLC located?

Alphasimplex Group, LLC's principal office is in Boston, MA, according to its Form ADV.

Is Alphasimplex Group, LLC registered with the SEC or a state?

Alphasimplex Group, LLC is an SEC-registered investment advisory firm, registered since 2003. Status as filed: Approved. CRD 128356.

How much does Alphasimplex Group, LLC manage?

Alphasimplex Group, LLC reports $3,085,939,176 in regulatory assets under management in its Form ADV filing dated March 26, 2026 (100% discretionary).

How have Alphasimplex Group, LLC's assets and staff changed since 2021?

In the Form ADV data for Alphasimplex Group, LLC: Regulatory assets under management: $3,727,018,665 in the October 2021 data and $3,085,939,176 in the October 2026 data, down 17%. Total employees: 44 in October 2021 and 33 in October 2026. Assets under management move with markets as well as with clients coming and going.

What types of clients does Alphasimplex Group, LLC serve?

By number of clients on Form ADV Item 5.D: investment companies (7); pooled investment vehicles (other than investment companies and business development companies) (5).

Which custodians does Alphasimplex Group, LLC use?

Alphasimplex Group, LLC's most recent Form ADV filing (Schedule D, Section 5.K(3)) lists Morgan Stanley & Co. LLC and State Street Australia Limited as custodians holding 10% or more of its separately managed account assets.

Does Alphasimplex Group, LLC 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/128356

What changed in Alphasimplex Group, LLC's recent Form ADV filings?

In the April 2026 filing data: Employees performing advisory functions went from 18 to 17. Regulatory assets under management went from $4,340,233,892 to $3,085,939,176 (-29%).

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
  • Performance-based 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

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
$3,085,939,176

$3,085,939,176 as of October 2026, filing dated March 26, 2026.

Discretionary: $3,085,939,176.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
Investment companies
Clients 7 Assets $1,397,145,843 (45%)
Pooled investment vehicles (other than investment companies and business development companies)
Clients 5 Assets $1,540,026,091 (50%)
Pension and profit sharing plans (but not the plan participants or government pension plans)
Clients Fewer than 5 Assets $148,523,318 (5%)
Corporations or other businesses not listed above
Clients Fewer than 5 Assets $243,924 (0%)

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
  • Portfolio management for investment companies (and business development companies)
  • Portfolio management for pooled investment vehicles (other than investment companies)
  • Portfolio management for businesses (other than small businesses) or institutional clients
  • Other

Registration and firm details

Items 1, 2, 5
Registration
SEC-registered investment adviser. Status as filed: Approved.
Registered since
2003 (22 years)
Employees
Total: 33. Performing investment advisory functions: 17.
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
1 state or jurisdiction
MA

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
$3.73B 2021 $3.97B 2022 $5.78B 2023 $4.52B 2024 $4.34B 2025 $3.09B 2026
Data periodAssets under managementEmployeesFiling dated
October 2026$3,085,939,17633March 26, 2026
October 2025$4,340,233,89241July 15, 2025
October 2024$4,522,777,26444March 27, 2024
October 2023$5,775,837,39841July 31, 2023
October 2022$3,971,969,42844September 23, 2022
October 2021$3,727,018,66544July 14, 2021

Regulatory assets under management: $3,727,018,665 in the October 2021 data and $3,085,939,176 in the October 2026 data, down 17%.

Total employees: 44 in October 2021 and 33 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 18 to 17.
    • Regulatory assets under management went from $4,340,233,892 to $3,085,939,176 (-29%).

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
alphasimplex.comportal.alphasimplex.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. Alphasimplex Group, LLC (CRD 128356): Form ADV filing data as of October 2026.
https://advisorcensus.com/firm/alphasimplex-group-llc-boston-ma-128356