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Prytania Investment Advisors LLP

London, United KingdomSEC-registered investment adviserCRD 285874

Filed as PRYTANIA INVESTMENT ADVISORS LLP

Prytania Investment Advisors LLP is an SEC-registered investment advisory firm in London, United Kingdom, registered since 2017, reporting $500 million to $1 billion in regulatory assets under management in its Form ADV filing dated July 8, 2026.

9 years
registered since 2017
$981,704,716
assets under management
2 arrangements
Percentage of assets, Performance-based
None
disclosure items (Item 11)

Quick answers

From the filing

How is Prytania Investment Advisors LLP compensated?

On its Form ADV (Item 5.E, October 2026), Prytania Investment Advisors LLP reports these compensation arrangements: a percentage of assets under its management; performance-based fees. The amounts are in Item 5 of its Form ADV Part 2A brochure.

Where is Prytania Investment Advisors LLP located?

Prytania Investment Advisors LLP's principal office is in London, United Kingdom, according to its Form ADV.

Is Prytania Investment Advisors LLP registered with the SEC or a state?

Prytania Investment Advisors LLP is an SEC-registered investment advisory firm, registered since 2017. Status as filed: Approved. CRD 285874.

How much does Prytania Investment Advisors LLP manage?

Prytania Investment Advisors LLP reports $981,704,716 in regulatory assets under management in its Form ADV filing dated July 8, 2026 (100% discretionary).

How have Prytania Investment Advisors LLP's assets and staff changed since 2021?

In the Form ADV data for Prytania Investment Advisors LLP: Regulatory assets under management: $441,234,430 in the October 2021 data and $981,704,716 in the October 2026 data, up 122%. Total employees: 12 in October 2021 and 10 in October 2026. Assets under management move with markets as well as with clients coming and going.

What types of clients does Prytania Investment Advisors LLP serve?

By number of clients on Form ADV Item 5.D: pooled investment vehicles (other than investment companies and business development companies) (4); investment companies (1).

Which custodians does Prytania Investment Advisors LLP use?

Prytania Investment Advisors LLP's most recent Form ADV filing (Schedule D, Section 5.K(3)) lists State Street Bank and Trust Company as a custodian holding 10% or more of its separately managed account assets.

Does Prytania Investment Advisors LLP 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/285874

What changed in Prytania Investment Advisors LLP's recent Form ADV filings?

In the May 2026 filing data: Updated its list of owners and control persons (Schedule A).

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

The brochure lists different fees for different services or strategies. See the firm's brochure (dated June 19, 2026) for its fees and any account minimum, on the SEC's IAPD site.

Regulatory assets under management

Item 5.F
$981,704,716

$981,704,716 as of October 2026, filing dated July 8, 2026.

Discretionary: $981,704,716.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 1 Assets $53,003,542 (5%)
Pooled investment vehicles (other than investment companies and business development companies)
Clients 4 Assets $73,323,140 (7%)
State or municipal government entities (including government pension plans)
Clients Fewer than 5 Assets $848,039,052 (86%)
Insurance companies
Clients Fewer than 5 Assets $391,551 (0%)
Other
Clients Fewer than 5 Assets $6,947,431 (1%)

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 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

Registration and firm details

Items 1, 2, 5
Registration
SEC-registered investment adviser. Status as filed: Approved.
Registered since
2017 (9 years)
Employees
Total: 10. 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.

States registered or notice-filed
Not reported.

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
$441M 2021 $365M 2022 $340M 2023 $1.76B 2024 $915M 2025 $982M 2026
Data periodAssets under managementEmployeesFiling dated
October 2026$981,704,71610July 8, 2026
October 2025$914,790,78610June 27, 2025
October 2024$1,756,695,57212June 26, 2024
October 2023$339,951,58411July 18, 2023
October 2022$364,971,54512June 28, 2022
October 2021$441,234,43012June 29, 2021

Regulatory assets under management: $441,234,430 in the October 2021 data and $981,704,716 in the October 2026 data, up 122%.

Total employees: 12 in October 2021 and 10 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. May 2026
    • Updated its list of owners and control persons (Schedule A).

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
prytania.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. Prytania Investment Advisors LLP (CRD 285874): Form ADV filing data as of October 2026.
https://advisorcensus.com/firm/prytania-investment-advisors-llp-london-285874