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AdvisorCensus / Financial advisors / Pennsylvania / Philadelphia / Third Sigma Investment Advisors LLC

Third Sigma Investment Advisors LLC

Wilmington, DESEC-registered investment adviserCRD 151188

Filed as THIRD SIGMA INVESTMENT ADVISORS LLC

Third Sigma Investment Advisors LLC is an SEC-registered investment advisory firm in Wilmington, DE, registered since 2022, reporting $25 million to $100 million in regulatory assets under management in its Form ADV filing dated May 2, 2026.

4 years
registered since 2022
$98,764,106
assets under management
1 arrangement
Percentage of assets
None
disclosure items (Item 11)

Quick answers

From the filing

How is Third Sigma Investment Advisors LLC compensated?

On its Form ADV (Item 5.E, October 2026), Third Sigma Investment Advisors LLC reports these compensation arrangements: a percentage of assets under its management.

What does Third Sigma Investment Advisors LLC's brochure say about its fees?

Its Form ADV Part 2A brochure dated May 2, 2026 states: Asset-based fee: 0.1% to 1.25% a year (a range, as the brochure states it). Fees can differ by service and may be negotiable; the brochure is the complete statement.

Where is Third Sigma Investment Advisors LLC located?

Third Sigma Investment Advisors LLC's principal office is in Wilmington, DE, according to its Form ADV; the June 2026 filing also lists 1 other office (Schedule D, Section 1.F).

Is Third Sigma Investment Advisors LLC registered with the SEC or a state?

Third Sigma Investment Advisors LLC is an SEC-registered investment advisory firm, registered since 2022. Status as filed: Approved. CRD 151188.

How much does Third Sigma Investment Advisors LLC manage?

Third Sigma Investment Advisors LLC reports $98,764,106 in regulatory assets under management in its Form ADV filing dated May 2, 2026 (70% discretionary).

How have Third Sigma Investment Advisors LLC's assets and staff changed since 2022?

In the Form ADV data for Third Sigma Investment Advisors LLC: Regulatory assets under management: $117,456,272 in the October 2022 data and $98,764,106 in the October 2026 data, down 16%. Total employees: 2 in October 2022 and 4 in October 2026. Assets under management move with markets as well as with clients coming and going.

What types of clients does Third Sigma Investment Advisors LLC serve?

By number of clients on Form ADV Item 5.D: high net worth individuals (29); individuals (other than high net worth individuals) (13); charitable organizations (6).

Which custodians does Third Sigma Investment Advisors LLC use?

Third Sigma Investment Advisors LLC'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 Third Sigma Investment Advisors 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/151188

Does Third Sigma Investment Advisors LLC state an account minimum?

Its Form ADV Part 2A brochure dated May 2, 2026 says: "Our minimum account size is typically $ 300,000.00. This minimum is negotiable, and client accounts may be aggregated to achieve the minimum."

What changed in Third Sigma Investment Advisors LLC's recent Form ADV filings?

In the March 2026 filing data: Regulatory assets under management went from $116,223,238 to $98,764,106 (-15%).

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

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

Asset-based fee: 0.1% to 1.25% a year (a range, as the brochure states it)

The brochure's wording
Our Advisory fees range from 0.10% to 1.25% (10-125 basis-points) depending upon a number of factors, including portfolio size, and complexity of the financial services being performed.

Account minimum: $300,000 (the brochure says it may be waived or negotiated)

The brochure's wording
Our minimum account size is typically $ 300,000.00. This minimum is negotiable, and client accounts may be aggregated to achieve the minimum.

As stated in the firm's Form ADV Part 2A brochure dated May 2, 2026. Fees can differ by service and may be negotiable; the brochure is the complete statement. Read the brochure on the SEC's IAPD site

Regulatory assets under management

Item 5.F
$98,764,106

$98,764,106 as of October 2026, filing dated May 2, 2026.

Discretionary: $68,725,010.Non-discretionary: $30,039,096.

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 13 Assets $1,984,819 (2%)
High net worth individuals
Clients 29 Assets $43,438,501 (44%)
Pension and profit sharing plans (but not the plan participants or government pension plans)
Clients 3 Assets $24,017,106 (24%)
Charitable organizations
Clients 6 Assets $29,323,680 (30%)

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 individuals and/or small businesses
  • Portfolio management for businesses (other than small businesses) or institutional clients
  • Pension consulting services
  • Publication of periodicals or newsletters
  • Educational seminars/workshops

Registration and firm details

Items 1, 2, 5
Registration
SEC-registered investment adviser. Status as filed: Approved.
Registered since
2022 (4 years)
Employees
Total: 4. Performing investment advisory functions: 4.
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.

Other offices (Schedule D, Section 1.F)
1 other office, as of the June 2026 filing
Troy, MI
States registered or notice-filed
4 states or jurisdictions
DEMIPATX

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
$117M 2022 $112M 2023 $113M 2024 $116M 2025 $98.8M 2026
Data periodAssets under managementEmployeesFiling dated
October 2026$98,764,1064May 2, 2026
October 2025$116,223,2383March 12, 2025
October 2024$112,648,7391February 29, 2024
October 2023$111,630,6642February 7, 2023
October 2022$117,456,2722February 28, 2022

Regulatory assets under management: $117,456,272 in the October 2022 data and $98,764,106 in the October 2026 data, down 16%.

Total employees: 2 in October 2022 and 4 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. March 2026
    • Regulatory assets under management went from $116,223,238 to $98,764,106 (-15%).
  2. December 2025
    • Employees performing advisory functions went from 3 to 4.

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
thirdsigmaadvisors.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. Third Sigma Investment Advisors LLC (CRD 151188): Form ADV filing data as of October 2026.
https://advisorcensus.com/firm/third-sigma-investment-advisors-llc-wilmington-de-151188