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Mondrian Investment Partners Limited

London, United KingdomSEC-registered investment adviserCRD 107432

Filed as MONDRIAN INVESTMENT PARTNERS LIMITED

Mondrian Investment Partners Limited is an SEC-registered investment advisory firm in London, United Kingdom, registered since 1990, reporting over $5 billion in regulatory assets under management in its Form ADV filing dated April 1, 2026.

35 years
registered since 1990
$49,307,964,822
assets under management
3 arrangements
Percentage of assets, Performance-based and more
None
disclosure items (Item 11)

Quick answers

From the filing

How is Mondrian Investment Partners Limited compensated?

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

Where is Mondrian Investment Partners Limited located?

Mondrian Investment Partners Limited's principal office is in London, United Kingdom, according to its Form ADV.

Is Mondrian Investment Partners Limited registered with the SEC or a state?

Mondrian Investment Partners Limited is an SEC-registered investment advisory firm, registered since 1990. Status as filed: Approved. CRD 107432.

How much does Mondrian Investment Partners Limited manage?

Mondrian Investment Partners Limited reports $49,307,964,822 in regulatory assets under management in its Form ADV filing dated April 1, 2026 (100% discretionary).

How have Mondrian Investment Partners Limited's assets and staff changed since 2021?

In the Form ADV data for Mondrian Investment Partners Limited: Regulatory assets under management: $54,894,457,194 in the October 2021 data and $49,307,964,822 in the October 2026 data, down 10%. Total employees: 141 in October 2021 and 133 in October 2026. Assets under management move with markets as well as with clients coming and going.

What types of clients does Mondrian Investment Partners Limited serve?

By number of clients on Form ADV Item 5.D: pooled investment vehicles (other than investment companies and business development companies) (41); state or municipal government entities (including government pension plans) (29); other investment advisers (25).

Which custodians does Mondrian Investment Partners Limited use?

Mondrian Investment Partners Limited's most recent Form ADV filing (Schedule D, Section 5.K(3)) lists JPMorgan Chase Bank, National Association, Northern Trust Company, State Street Bank and Trust Company and The Bank of New York Mellon as custodians holding 10% or more of its separately managed account assets.

Does Mondrian Investment Partners Limited 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/107432

What changed in Mondrian Investment Partners Limited's recent Form ADV filings?

In the April 2026 filing data: Employees performing advisory functions went from 47 to 43. Regulatory assets under management went from $41,475,064,805 to $49,307,964,822 (+19%). 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
  • Other

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
$49,307,964,822

$49,307,964,822 as of October 2026, filing dated April 1, 2026.

Discretionary: $49,307,964,822.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 8 Assets $9,251,642,321 (19%)
Pooled investment vehicles (other than investment companies and business development companies)
Clients 41 Assets $7,946,724,291 (16%)
Pension and profit sharing plans (but not the plan participants or government pension plans)
Clients 16 Assets $4,951,975,016 (10%)
Charitable organizations
Clients 6 Assets $309,771,554 (1%)
State or municipal government entities (including government pension plans)
Clients 29 Assets $24,863,293,250 (50%)
Other investment advisers
Clients 25 Assets $1,658,731,394 (3%)
Corporations or other businesses not listed above
Clients 11 Assets $325,826,996 (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
  • Other

Registration and firm details

Items 1, 2, 5
Also doing business as
ROTHKO INVESTMENT STRATEGIES
Registration
SEC-registered investment adviser. Status as filed: Approved.
Registered since
1990 (35 years)
Employees
Total: 133. Performing investment advisory functions: 43.
Wrap fee program participation
Yes.
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
$54.9B 2021 $56.1B 2022 $43.3B 2023 $45.3B 2024 $41.5B 2025 $49.3B 2026
Data periodAssets under managementEmployeesFiling dated
October 2026$49,307,964,822133April 1, 2026
October 2025$41,475,064,805137March 27, 2025
October 2024$45,343,864,910146March 28, 2024
October 2023$43,300,455,465156July 4, 2023
October 2022$56,088,222,259148June 22, 2022
October 2021$54,894,457,194141March 29, 2021

Regulatory assets under management: $54,894,457,194 in the October 2021 data and $49,307,964,822 in the October 2026 data, down 10%.

Total employees: 141 in October 2021 and 133 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 47 to 43.
    • Regulatory assets under management went from $41,475,064,805 to $49,307,964,822 (+19%).
    • 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
mondrian.comrothko.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. Mondrian Investment Partners Limited (CRD 107432): Form ADV filing data as of October 2026.
https://advisorcensus.com/firm/mondrian-investment-partners-limited-london-107432