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RIA / WealthRegistered adviserasset managerSEC registeredRAUM 1b 10b

PORTMAN SQUARE CAPITAL LLP

CRD 319011

LONDON

This is the graph view. The full profile, with its team, deals and sources, is on RIA / Wealth Management.Open the full profile →

Search this name across graphsid dfx:ria:f82136e5-0eb7-0e64-1c6a-dcd942ae0954

Data as of May 14, 2026 (this record's last observation) from federal regulator filings. Page built Sep 20, 2026, 10:56 PM UTC and rebuilt at most every 15 minutes.

Relationships: 12
Dated events: 10
On other graphs: 0
Observed: Sep 6, 2022 to May 14, 2026
10 observations

Across DFX

This entity has not been resolved onto another DFX graph by a shared identifier. A name match elsewhere would be a candidate, never an identity, and none is recorded.

Facts

fact = as filed or announced; derived = computed by DFX; estimate = a band, never a point

Firm class: asset managerderivedprivate_client_share=0.0 fund_share=1.0 institutional_share=0.0 related_bd=false related_bank=false bd_reps=0.0
Regulatory AUM: $4.6BItem 5.F on the latest filing (2026-05-14); as reported, and an affiliate's assets may be counted again on its own filing
Discretionary RAUM: $4.6B
Private client RAUM: $0derivedItem 5.D individuals plus high net worth individuals
Private client share: 0%derivedprivate client RAUM over total RAUM
Advisors on IAPD: 0
Employees: 27
Advisory employees: 6
Offices: 0Schedule D 1.F, beyond the principal office
Accounts: 4
Private funds: 1Schedule D 7.B(1)
SEC number: 801-126696
CRD: 319011
Filings on the tape: 10
First filed: Sep 6, 2022
Latest filed: May 14, 2026
Organised: Limited Liability Partnership
Website: portmansquarecapital.com

Private funds

Schedule D 7.B(1); gross asset value as reported, never fund size; reporting ends 2024-12-31

Fund	Type	Reported GAV	As of	Owners	First reported	Status	Form D file
PORTMAN SQUARE MASTER FUND LIMITED	Hedge Fund	$3.0M	Jun 21, 2024	6	Mar 23, 2022	reported	n/a

Owners and control persons

Schedule A and B as filed; ownership codes are the form's bands (NA under 5%, A 5 to 10%, B 10 to 25%, C 25 to 50%, D 50 to 75%, E over 75%); people are listed as filed and never merged by name

Owner	Title	Ownership code	Control person	Acquired	First seen	Last seen
ATTAL, JULIEN, CHARLES	Partner	Na	yes	04/2023	Jun 28, 2023	Jun 21, 2024
DAS, LALIT, KISHORE	PARTNER / MEMBER	B	yes	09/2021	Sep 6, 2022	Jun 21, 2024
ESPOSITO, VINCENZO, ALESSANDRO	PARTNER / MEMBER	Na	yes	01/2022	Sep 6, 2022	Jun 21, 2024
GABRIEL, ALEXANDER, JOHN	Partner	Na	yes	07/2023	Jul 10, 2023	Jun 21, 2024
HEATON-ARMSTRONG, ALISTAIR, MARK	Partner	Na	yes	04/2023	Jun 28, 2023	Jun 21, 2024
KHAN, YUSAF, AMIN	PARTNER / MEMBER	B	yes	09/2021	Sep 6, 2022	Jun 21, 2024
LINGARD, TOBY, NICHOLAS ALEXANDER	COO / PARTNER / MEMBER	Na	yes	07/2021	Sep 6, 2022	Jun 21, 2024
LUSSAULT, BASTIEN, (NMN)	Partner	Na	yes	04/2023	Jun 28, 2023	Jun 21, 2024
SHARMA, SUTESH, KUMAR	CEO / PARTNER / MEMBER	D	yes	07/2021	Sep 6, 2022	Jun 21, 2024
TOIETTA, LUCA, (NMN)	Partner	Na	yes	04/2023	Jun 28, 2023	Jun 21, 2024
TOSELAND, PETROS, ELIAS	CHIEF COMPLIANCE OFFICER / GENERAL COUNSEL	Na	yes	04/2023	Apr 11, 2023	Jun 21, 2024

Regulatory AUM by fiscal year

annual amendments (and the roster's annual snapshot) as filed; where a year was amended twice the later filing draws the line; showing 2 of 3

Fiscal year	Filed	RAUM	Discretionary	Employees	Advisory staff	Offices	Private funds	Fund GAV
2024	Jan 3, 2025	$4.2B	$4.2B	34	8	0	1	n/a
2023	Jun 28, 2023	$1.6B	$1.6B	23	9	0	1	$18.5M

Growth

derived from consecutive annual filings; RAUM as reported

Latest fiscal year	RAUM	A year earlier	1y change	Three years earlier	3y CAGR	Employees	A year earlier	Offices	A year earlier
2024	$4.6B	$1.6B	181.7%	n/a	n/a	27	23	0	0

Relationships

Advises (1)

→ PORTMAN SQUARE MASTER FUND LIMITEDPrivate fundHedge Fund, IA
Mar 23, 2022 to presentfactForm ADV

Controls (11)

← ATTAL, JULIEN, CHARLESOwnerPARTNER, ownership code NA, individual
Jun 28, 2023 to Jun 21, 2024factForm ADV
← SHARMA, SUTESH, KUMAROwnerCEO / PARTNER / MEMBER, ownership code D, individual
Sep 6, 2022 to Jun 21, 2024factForm ADV
← KHAN, YUSAF, AMINOwnerPARTNER / MEMBER, ownership code B, individual
Sep 6, 2022 to Jun 21, 2024factForm ADV
← DAS, LALIT, KISHOREOwnerPARTNER / MEMBER, ownership code B, individual
Sep 6, 2022 to Jun 21, 2024factForm ADV
← LINGARD, TOBY, NICHOLAS ALEXANDEROwnerCOO / PARTNER / MEMBER, ownership code NA, individual
Sep 6, 2022 to Jun 21, 2024factForm ADV
← ESPOSITO, VINCENZO, ALESSANDROOwnerPARTNER / MEMBER, ownership code NA, individual
Sep 6, 2022 to Jun 21, 2024factForm ADV
← TOSELAND, PETROS, ELIASOwnerCHIEF COMPLIANCE OFFICER / GENERAL COUNSEL, ownership code NA, individual
Apr 11, 2023 to Jun 21, 2024factForm ADV
← HEATON-ARMSTRONG, ALISTAIR, MARKOwnerPARTNER, ownership code NA, individual
Jun 28, 2023 to Jun 21, 2024factForm ADV
← LUSSAULT, BASTIEN, (NMN)OwnerPARTNER, ownership code NA, individual
Jun 28, 2023 to Jun 21, 2024factForm ADV
← TOIETTA, LUCA, (NMN)OwnerPARTNER, ownership code NA, individual
Jun 28, 2023 to Jun 21, 2024factForm ADV
← GABRIEL, ALEXANDER, JOHNOwnerPARTNER, ownership code NA, individual
Jul 10, 2023 to Jun 21, 2024factForm ADV

Dated events

Occurred
May 14, 2026
Regulatory AUM changed
Portman Square Capital Llp reported RAUM $4.6B, up 36% from $3.4B (2025-05-29 to 2026-05-14)
Form ADVobserved 5 days ago
$1.2B
Occurred
Jun 21, 2024
Regulatory AUM changed
Portman Square Capital Llp reported RAUM $4.2B, up 155% from $1.6B (2023-07-10 to 2024-06-21)
Form ADVobserved 5 days ago
$2.5B
Occurred
Jul 10, 2023
Control person joined
John Alexander Gabriel (Partner) appeared on Schedule A of Portman Square Capital Llp
Form ADVobserved 5 days ago
Occurred
Jun 28, 2023
Regulatory AUM changed
Portman Square Capital Llp reported RAUM $1.6B, up 135% from $693.4M (2023-05-31 to 2023-06-28)
Form ADVobserved 5 days ago
$933M
Occurred
Jun 28, 2023
Control person joined
Mark Alistair Heaton-Armsstrong (Partner) appeared on Schedule A of Portman Square Capital Llp
Form ADVobserved 5 days ago
Occurred
Jun 28, 2023
Control person joined
(Nmn) Bastien Lussault (Partner) appeared on Schedule A of Portman Square Capital Llp
Form ADVobserved 5 days ago
Occurred
Jun 28, 2023
Control person joined
Charles Julien Attal (Partner) appeared on Schedule A of Portman Square Capital Llp
Form ADVobserved 5 days ago
Occurred
Jun 28, 2023
Control person joined
(Nmn) Luca Toietta (Partner) appeared on Schedule A of Portman Square Capital Llp
Form ADVobserved 5 days ago
Occurred
Apr 11, 2023
Control person joined
Elias Petros Toseland (Chief Compliance Officer) appeared on Schedule A of Portman Square Capital Llp
Form ADVobserved 5 days ago
Occurred
Sep 6, 2022
First Form ADV filing
Portman Square Capital Llp filed its initial SEC registration (Form ADV)
Form ADVobserved 5 days ago

Provenance

Graph: RIA / Wealth Management
Canonical id: dfx:ria:f82136e5-0eb7-0e64-1c6a-dcd942ae0954
First observed: Sep 6, 2022
Last observed: May 14, 2026 4 months ago
Source families: Federal regulator filings
3 registered feeds stand behind this record; each fact above carries its own dates and, where the publisher serves one, its document.
Resolution: Identity across graphs by shared identifier (CRD, CIK, EIN, ADV fund id, individual CRD) or citation; a name match is shown as a candidate and never merged.

PORTMAN SQUARE CAPITAL LLP

CRD 319011

LONDON

This is the graph view. The full profile, with its team, deals and sources, is on RIA / Wealth Management.Open the full profile →

Search this name across graphsid dfx:ria:f82136e5-0eb7-0e64-1c6a-dcd942ae0954

Data as of May 14, 2026 (this record's last observation) from federal regulator filings. Page built Sep 20, 2026, 10:56 PM UTC and rebuilt at most every 15 minutes.

Fund

Type

Reported GAV

As of

Owners

First reported

Status

Form D file

PORTMAN SQUARE MASTER FUND LIMITED

Hedge Fund

$3.0M

Jun 21, 2024

Mar 23, 2022

reported

n/a

Owner

Title

Ownership code

Control person

Acquired

First seen

Last seen

ATTAL, JULIEN, CHARLES

Partner

yes

04/2023

Jun 28, 2023

Jun 21, 2024

DAS, LALIT, KISHORE

PARTNER / MEMBER

yes

09/2021

Sep 6, 2022

Jun 21, 2024

ESPOSITO, VINCENZO, ALESSANDRO

PARTNER / MEMBER

yes

01/2022

Sep 6, 2022

Jun 21, 2024

GABRIEL, ALEXANDER, JOHN

Partner

yes

07/2023

Jul 10, 2023

Jun 21, 2024

HEATON-ARMSTRONG, ALISTAIR, MARK

Partner

yes

04/2023

Jun 28, 2023

Jun 21, 2024

KHAN, YUSAF, AMIN

PARTNER / MEMBER

yes

09/2021

Sep 6, 2022

Jun 21, 2024

LINGARD, TOBY, NICHOLAS ALEXANDER

COO / PARTNER / MEMBER

yes

07/2021

Sep 6, 2022

Jun 21, 2024

LUSSAULT, BASTIEN, (NMN)

Partner

yes

04/2023

Jun 28, 2023

Jun 21, 2024

SHARMA, SUTESH, KUMAR

CEO / PARTNER / MEMBER

yes

07/2021

Sep 6, 2022

Jun 21, 2024

TOIETTA, LUCA, (NMN)

Partner

yes

04/2023

Jun 28, 2023

Jun 21, 2024

TOSELAND, PETROS, ELIAS

CHIEF COMPLIANCE OFFICER / GENERAL COUNSEL

yes

04/2023

Apr 11, 2023

Jun 21, 2024

Fiscal year

Filed

RAUM

Discretionary

Employees

Advisory staff

Offices

Private funds

Fund GAV

2024

Jan 3, 2025

$4.2B

n/a

2023

Jun 28, 2023

$1.6B

$18.5M

Latest fiscal year

RAUM

A year earlier

1y change

Three years earlier

3y CAGR

Employees

A year earlier

Offices

A year earlier

2024

$4.6B

$1.6B

181.7%

n/a