# Portman Square Capital LLP

> Portman Square Capital LLP is an SEC-registered investment advisory firm in London, United Kingdom, registered since 2022, reporting $1 billion to $5 billion in regulatory assets under management in its Form ADV filing dated May 14, 2026.

- CRD: 319011
- Filed as: PORTMAN SQUARE CAPITAL LLP
- Registration: SEC-registered investment adviser (status as filed: Approved)
- Location: London, United Kingdom
- Filing period: October 2026
- Form ADV filing dated: May 14, 2026
- SEC record (IAPD): https://adviserinfo.sec.gov/firm/summary/319011
- AdvisorCensus page: https://advisorcensus.com/firm/portman-square-capital-llp-london-319011

## Quick answers

**How is Portman Square Capital LLP compensated?**
On its Form ADV (Item 5.E, October 2026), Portman Square Capital 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 Portman Square Capital LLP located?**
Portman Square Capital LLP's principal office is in London, United Kingdom, according to its Form ADV.

**Is Portman Square Capital LLP registered with the SEC or a state?**
Portman Square Capital LLP is an SEC-registered investment advisory firm, registered since 2022. Status as filed: Approved. CRD 319011.

**How much does Portman Square Capital LLP manage?**
Portman Square Capital LLP reports $4,581,447,405 in regulatory assets under management in its Form ADV filing dated May 14, 2026 (100% discretionary).

**How have Portman Square Capital LLP's assets and staff changed since 2023?**
In the Form ADV data for Portman Square Capital LLP: Regulatory assets under management: $1,626,645,000 in the October 2023 data and $4,581,447,405 in the October 2026 data, up 182%. Total employees: 23 in October 2023 and 27 in October 2026. Assets under management move with markets as well as with clients coming and going.

**What types of clients does Portman Square Capital LLP serve?**
By number of clients on Form ADV Item 5.D: pooled investment vehicles (other than investment companies and business development companies) (4).

**Does Portman Square Capital 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/319011

**What changed in Portman Square Capital LLP's recent Form ADV filings?**
In the June 2026 filing data: Regulatory assets under management went from $3,361,686,579 to $4,581,447,405 (+36%). Updated its list of owners and control persons (Schedule A).

## From the Form ADV filing

### Compensation (Item 5.E)
- A percentage of assets under your management
- Performance-based fees

### Regulatory assets under management (Item 5.F)
- Total: $4,581,447,405
- Discretionary: $4,581,447,405
- Non-discretionary: $0

### Clients (Item 5.D)

| Client type | Clients | Assets |
| --- | --- | --- |
| Pooled investment vehicles (other than investment companies and business development companies) | 4 | $4,581,447,405 |

### Advisory services (Item 5.G)
- Portfolio management for pooled investment vehicles (other than investment companies)

### Firm details
- Registered since: 2022 (3 years)
- Employees: 27 total, 6 performing advisory functions
- Wrap fee program participation: No
- Disclosures (Item 11): Reports no disclosure items on Form ADV Item 11.

### Websites listed on Form ADV (Item 1.I)
- [portmansquarecapital.com](https://portmansquarecapital.com)
- LinkedIn @portman-square-capital-llp

## Assets and staff over time

| Data period | Regulatory assets under management | Employees | Filing dated |
| --- | --- | --- | --- |
| October 2023 | $1,626,645,000 | 23 | July 10, 2023 |
| October 2024 | $4,153,366,509 | 34 | June 21, 2024 |
| October 2025 | $3,361,686,579 | 28 | May 29, 2025 |
| October 2026 | $4,581,447,405 | 27 | May 14, 2026 |

Regulatory assets under management: $1,626,645,000 in the October 2023 data and $4,581,447,405 in the October 2026 data, up 182%.
Total employees: 23 in October 2023 and 27 in October 2026.

## Changes in the filing (last 12 months)

### June 2026
- Regulatory assets under management went from $3,361,686,579 to $4,581,447,405 (+36%).
- Updated its list of owners and control persons (Schedule A).

## Source

Form ADV as filed, October 2026. Values appear as filed. Cite as: AdvisorCensus. Portman Square Capital LLP (CRD 319011): Form ADV filing data as of October 2026.