DFX Intelligence

RIA Intelligence

Registered investment advisers, the advisors registered through them, the capital they report, the private vehicles they run and the people who own them, as a graph with a filing date behind every number. RAUM is what the adviser filed, a move is two registration dates, and a class is a rule you can read.

SEC-registered adviser

Portman Square Capital Llp

Asset manager (funds and pooled vehicles)London, CRD 319011SEC 801-126696websiteIAPD
Latest filing May 14, 2026
First filing on the tape Sep 6, 2022 · 10 filings
SEC status approved since Oct 6, 2022
RAUM
$4.6B
reported, Item 5.F
Discretionary
100%
of RAUM
Private clients
0.0%
$0 individuals and HNW
Advisors
0
registered through the firm on IAPD
RAUM per advisor
n/a
derived; firm RAUM over IAPD count
Employees
27
6 advisory (5.B.1)
Offices
0
beyond the principal office
Private funds
1
reported on Schedule D
History
10 filings and snapshots on the tape
RAUM$4.6B as of May 14, 2026
Jun 28, 2023$1.6B then
HNW client RAUM: no history
State-registered IARs (5.B.3)0 as of May 14, 2026
Jun 28, 20230 then
Employees (5.A)27 as of May 14, 2026
Jun 28, 202323 then
Private funds1 as of May 14, 2026
Jun 28, 20231 then
RAUM +182% over the last fiscal yearIARs 0 to 0
Practice profile
derived from the filing of May 14, 2026; every figure names its basis
RAUM per advisor
unknownderivedRAUM over IAPD advisors; not a book size
Clients per advisor
unknownderivedindividual and HNW clients (5.D) over advisors
Average HNW client
unknownderivedHNW RAUM over HNW clients
Average account
$1.1BderivedRAUM over accounts (5.F.2.f)
Discretionary
100%derivedof RAUM
Institutional
0.0%derivedpensions, charities, corporations, government, insurance, banks, other advisers
Employees per advisor
unknownderivedItem 5.A over advisors
Advisors per office
unknownderived1 offices incl. principal (1.F.5)
RAUM growth, one year
+155%derivedbetween the last two annual amendments
Advisor growth, one year
unknownderivedItem 5.B.3 between annual amendments
Client growth, one year
unknownderived
Compensation
percentage of assets, performance-basedreportedItem 5.E
Advisory activities
portfolio management for pooled vehiclesreportedItem 5.G
Ownership
no PE, bank or public-company owner found on Schedule Aderived
Advisor book size
not public; not estimatedreported
Also answered yes on Form ADV
  • has discretionary authority over which securities are bought or sold (8.C.1)
Where the RAUM sits
Form ADV Item 5.D, latest filing
  • Pooled investment vehicles$4.6B100%
Individual clients
n/areported
HNW clients
n/areported
Pension plan clients
n/areported
Charitable clients
n/areported
Accounts
4reported
Financial planning clients
reported
Wrap fee programs
noreported
Custody of client assets
noreported
Compensation
% of AUM, performancereported
Class basis
private_client_share=0.0 fund_share=1.0 institutional_share=0.0 related_bd=false related_bank=false bd_reps=0.0derived
Advisors registered through the firm
0 on IAPD today, longest tenure first
No representative is registered through this CRD on IAPD.
Advisor movement
Left, latest
none on the tape
    Joined, latest
    none on the tape
      Private funds
      1 reported on Schedule D 7.B.(1)
      FundTypeGross assetsOwnersFirst reported
      Portman Square Master Fund LimitedHedge Fund$3.0M6Mar 23, 2022
      Owners and control persons
      Schedule A and B, latest filing
      • Charles Julien Attal · Partnercontrol
        since 04/2023 · owns less than 5%
      • Kishore Lalit Das · Partner / Membercontrol
        since 09/2021 · owns 10% to 25%
      • Alessandro Vincenzo Esposito · Partner / Membercontrol
        since 01/2022 · owns less than 5%
      • John Alexander Gabriel · Partnercontrol
        since 07/2023 · owns less than 5%
      • Mark Alistair Heaton-Armstrong · Partnercontrol
        since 04/2023 · owns less than 5%
      • Amin Yusaf Khan · Partner / Membercontrol
        since 09/2021 · owns 10% to 25%
      • Nicholas Alexander Toby Lingard · Coo / Partner / Membercontrol
        since 07/2021 · owns less than 5%
      • (Nmn) Bastien Lussault · Partnercontrol
        since 04/2023 · owns less than 5%
      • Kumar Sutesh Sharma · Ceo / Partner / Membercontrol
        since 07/2021 · owns 50% to 75%
      • (Nmn) Luca Toietta · Partnercontrol
        since 04/2023 · owns less than 5%
      • Elias Petros Toseland · Chief Compliance Officer / General Counselcontrol
        since 04/2023 · owns less than 5%
      Related persons
      Schedule D 7.A
      No related person reported.
      Offices
      Schedule D 1.F, the 25 largest
      No branch office listed.
      What changed
      consecutive filings, newest first
      • Accounts · 6 to 4
        May 29, 2025 to May 14, 2026
      • Pooled vehicle clients · 7 to 4
        May 29, 2025 to May 14, 2026
      • Employees · 28 to 27
        May 29, 2025 to May 14, 2026
      • Discretionary RAUM · $3.4B to $4.6B
        May 29, 2025 to May 14, 2026
      • Pooled vehicle RAUM · $3.4B to $4.6B
        May 29, 2025 to May 14, 2026
      • RAUM · $3.4B to $4.6B
        May 29, 2025 to May 14, 2026
      • Accounts · 7 to 6
        Jan 3, 2025 to May 29, 2025
      • Advisory employees · 8 to 6
        Jan 3, 2025 to May 29, 2025
      • Employees · 34 to 28
        Jan 3, 2025 to May 29, 2025
      • Financial planning clients · unset to
        Jan 3, 2025 to May 29, 2025
      • Discretionary RAUM · $4.2B to $3.4B
        Jan 3, 2025 to May 29, 2025
      • Pooled vehicle RAUM · $4.2B to $3.4B
        Jan 3, 2025 to May 29, 2025
      • RAUM · $4.2B to $3.4B
        Jan 3, 2025 to May 29, 2025
      • HQ state · unset to
        Jun 21, 2024 to Jan 3, 2025
      • Accounts · 8 to 7
        Jul 10, 2023 to Jun 21, 2024
      • Advisory employees · 9 to 8
        Jul 10, 2023 to Jun 21, 2024
      • Pooled vehicle clients · 8 to 7
        Jul 10, 2023 to Jun 21, 2024
      • Employees · 23 to 34
        Jul 10, 2023 to Jun 21, 2024
      • Discretionary RAUM · $1.6B to $4.2B
        Jul 10, 2023 to Jun 21, 2024
      • Pooled vehicle RAUM · $1.6B to $4.2B
        Jul 10, 2023 to Jun 21, 2024
      • RAUM · $1.6B to $4.2B
        Jul 10, 2023 to Jun 21, 2024
      • Accounts · 4 to 8
        May 31, 2023 to Jun 28, 2023
      • Pooled vehicle clients · 4 to 8
        May 31, 2023 to Jun 28, 2023
      • Discretionary RAUM · $693M to $1.6B
        May 31, 2023 to Jun 28, 2023
      • Pooled vehicle RAUM · $693M to $1.6B
        May 31, 2023 to Jun 28, 2023
      • RAUM · $693M to $1.6B
        May 31, 2023 to Jun 28, 2023
      • Private funds · 2 to 1
        Sep 6, 2022 to Sep 8, 2022
      Signals
      10 dated events
      • Portman Square Capital Llp reported RAUM $4.6B, up 36% from $3.4B (2025-05-29 to 2026-05-14)
        May 14, 2026 · RAUM change · derived
      • Portman Square Capital Llp reported RAUM $4.2B, up 155% from $1.6B (2023-07-10 to 2024-06-21)
        Jun 21, 2024 · RAUM change · derived
      • John Alexander Gabriel (Partner) appeared on Schedule A of Portman Square Capital Llp
        Jul 10, 2023 · Control person joined · fact
      • Portman Square Capital Llp reported RAUM $1.6B, up 135% from $693.4M (2023-05-31 to 2023-06-28)
        Jun 28, 2023 · RAUM change · derived
      • Mark Alistair Heaton-Armsstrong (Partner) appeared on Schedule A of Portman Square Capital Llp
        Jun 28, 2023 · Control person joined · fact
      • (Nmn) Bastien Lussault (Partner) appeared on Schedule A of Portman Square Capital Llp
        Jun 28, 2023 · Control person joined · fact
      • Charles Julien Attal (Partner) appeared on Schedule A of Portman Square Capital Llp
        Jun 28, 2023 · Control person joined · fact
      • (Nmn) Luca Toietta (Partner) appeared on Schedule A of Portman Square Capital Llp
        Jun 28, 2023 · Control person joined · fact
      • Elias Petros Toseland (Chief Compliance Officer) appeared on Schedule A of Portman Square Capital Llp
        Apr 11, 2023 · Control person joined · fact
      • Portman Square Capital Llp filed its initial SEC registration (Form ADV)
        Sep 6, 2022 · First SEC registration · fact
      Across DFX
      shared identifiers only, never a name match
      No identifier-backed link to the venture, private equity, family office or sponsor graphs.
      How to reach
      public business contact points only, each with its source
      Firm profile
      linkedin.com/company/portman-square-capital-llpreportedpublic record, Form ADV, Sep 17, 2026
      Website
      portmansquarecapital.comreportedpublic record, Form ADV, Sep 17, 2026
      Principal office phone
      44 203 627 6800reportedpublic record, Form ADV, May 14, 2026
      Provenance
      Form ADV
      SEC filing data 2011 to 2024 and the monthly roster 2025 onreportedadviserinfo.sec.gov
      Advisors
      IAPD individual compilation feed, dailyreportedadviserinfo.sec.gov
      Class
      Asset manager (funds and pooled vehicles)deriveda rule over Items 5.D and 7.A
      RAUM per advisor
      n/aderivedfirm RAUM over the IAPD count; not a book size
      Loaded
      Sep 14, 2026