AdvisorCensus / Financial advisors / Massachusetts / Boston / 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.
Quick answers
From the filingHow 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 2ASee 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 as of October 2026, filing dated March 26, 2026.
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.DA 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
SEC-registered investment advisers are examined by the SEC. SEC, state, and exempt registration
Disclosures
Item 11None 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| Data period | Assets under management | Employees | Filing dated |
|---|---|---|---|
| October 2026 | $3,085,939,176 | 33 | March 26, 2026 |
| October 2025 | $4,340,233,892 | 41 | July 15, 2025 |
| October 2024 | $4,522,777,264 | 44 | March 27, 2024 |
| October 2023 | $5,775,837,398 | 41 | July 31, 2023 |
| October 2022 | $3,971,969,428 | 44 | September 23, 2022 |
| October 2021 | $3,727,018,665 | 44 | July 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- 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.ISource: 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