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RIA / WealthRegistered adviserformer SEC advisernot on rosterRAUM 100m 1b

SPHERA HEALTHCARE US INC.

CRD 310325

NEW YORK, NY

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:8aa63d40-f2ff-3091-68e2-15579e47951b

Data as of Mar 31, 2022 (this record's last observation) from federal regulator filings. Page built Sep 21, 2026, 1:24 PM UTC and rebuilt at most every 15 minutes.

Relationships: 14
Dated events: 7
On other graphs: 0
Observed: Oct 12, 2020 to Mar 31, 2022
5 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: former SEC adviserderivedabsent from the latest SEC roster
Regulatory AUM: $790MItem 5.F on the latest filing (2022-03-31); as reported, and an affiliate's assets may be counted again on its own filing
Discretionary RAUM: $790M
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: 6
Advisory employees: 4
Offices: 0Schedule D 1.F, beyond the principal office
Accounts: 6
Private funds: 2Schedule D 7.B(1)
Private fund GAV: $790Mgross asset value as reported per fund; never fund size
Custody, client assets: $790M
SEC number: 801-121782
CRD: 310325
Filings on the tape: 5
First filed: Oct 12, 2020
Latest filed: Mar 31, 2022
Organised: Corporation, Delaware

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
ARKIN, MOSHE	Shareholder	E	yes	02/1999	Oct 12, 2020	Mar 31, 2022
BREEN, DORON	Director	Na	yes	06/2021	Jun 17, 2021	Mar 31, 2022
Dorfman, Steven, Michael	COO / CCO	Na	yes	03/2022	Mar 31, 2022	Mar 31, 2022
HANETZ, ADI	Director	Na	yes	09/2020	Jun 17, 2021	Mar 31, 2022
M. ARKIN (1999) LTD	LIMITED PARTNER	D	yes	01/2007	Oct 12, 2020	Mar 31, 2022
ROSS, MICHELLE	Director	Na	yes	06/2021	Jun 17, 2021	Mar 31, 2022
SPHERA FUND GP LTD	GENERAL PARTNER	F	yes	12/2003	Oct 12, 2020	Mar 31, 2022
SPHERA FUNDS MANAGEMENT LTD	Owner	E	yes	01/2007	Oct 12, 2020	Mar 31, 2022
SPHERA FUNDS MANAGEMENT LTD	Shareholder	E	yes	01/2007	Oct 12, 2020	Mar 31, 2022
SPHERA GLOBAL HEALTHCARE	Owner	E	yes	12/2013	Oct 12, 2020	Mar 31, 2022
SPHERA GLOBAL HEALTHCARE GP LTD	GENERAL PARTNER	F	yes	01/2007	Oct 12, 2020	Mar 31, 2022
SPHERA GP LP	LIMITED PARTNER	D	yes	01/2007	Oct 12, 2020	Mar 31, 2022

Affiliates (Item 7.A)

as filed on Item 7.A; a related person with a CRD on the graph links to its own page

Related person	Type	Class on the graph	Its RAUM	Control	Common control	State
SPHERA GLOBAL HEALTHCARE MANAGEMENT L.P.	n/a	Former SEC adviser	$893M	Y	no	n/a
SPHERA BIOTECH GP LP	n/a	n/a	n/a	N	yes	n/a
SPHERA CAPITAL GP LP	n/a	n/a	n/a	N	yes	n/a
SPHERA CAPITAL LTD	n/a	n/a	n/a	N	yes	n/a
SPHERA FUNDS MANAGEMENT LTD	n/a	n/a	n/a	Y	no	n/a
SPHERA GLOBAL EQUITIES GP LP	n/a	n/a	n/a	N	yes	n/a
SPHERA GLOBAL EQUITIES MANAGEMENT LTD	n/a	n/a	n/a	N	yes	n/a
SPHERA GP LP	n/a	n/a	n/a	N	yes	n/a

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

Fiscal year	Filed	RAUM	Discretionary	Employees	Advisory staff	Offices	Private funds	Fund GAV
2021	Mar 31, 2022	$790M	$790M	6	4	0	2	$790M

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
2021	$790M	n/a	n/a	n/a	n/a	6	n/a	0	n/a

Relationships

Affiliated with (2)

→ SPHERA GLOBAL HEALTHCARERegistered adviserother investment adviser, bank, pooled vehicle sponsor, control
factForm ADV
← SPHERA GLOBAL HEALTHCARERegistered adviserother investment adviser, bank, control, common control
factForm ADV

Controls (11)

← BREEN, DORONOwnerDIRECTOR, ownership code NA, individual
Jun 17, 2021 to presentfactForm ADV
← SPHERA GLOBAL HEALTHCAREOwnerOWNER, ownership code E, foreign entity
Oct 12, 2020 to presentfactForm ADV
← ROSS, MICHELLEOwnerDIRECTOR, ownership code NA, individual
Jun 17, 2021 to presentfactForm ADV
← HANETZ, ADIOwnerDIRECTOR, ownership code NA, individual
Jun 17, 2021 to presentfactForm ADV
← ARKIN, MOSHEOwnerSHAREHOLDER, ownership code E, individual
Oct 12, 2020 to presentfactForm ADV
← Dorfman, Steven, MichaelOwnerCOO / CCO, ownership code NA, individual
Mar 31, 2022 to presentfactForm ADV
← M. ARKIN (1999) LTDOwnerLIMITED PARTNER, ownership code D, foreign entity
Oct 12, 2020 to presentfactForm ADV
← SPHERA FUND GP LTDOwnerGENERAL PARTNER, ownership code F, foreign entity
Oct 12, 2020 to presentfactForm ADV
← SPHERA FUNDS MANAGEMENT LTDOwnerOWNER, ownership code E, foreign entity
Oct 12, 2020 to presentfactForm ADV
← SPHERA GLOBAL HEALTHCARE GP LTDOwnerGENERAL PARTNER, ownership code F, foreign entity
Oct 12, 2020 to presentfactForm ADV
← SPHERA GP LPOwnerLIMITED PARTNER, ownership code D, foreign entity
Oct 12, 2020 to presentfactForm ADV

Dated events

Occurred
Mar 31, 2022
Control person joined
Michael Steven Dorfman (Coo / Cco) appeared on Schedule A of Sphera Healthcare Us Inc.
Form ADVobserved 6 days ago
Occurred
Mar 31, 2022
Control person left
Peter Timothy Surzyn (Coo / Cco) no longer on Schedule A of Sphera Healthcare Us Inc. (listed 2021-12-09, absent 2022-03-31)
Form ADVobserved 6 days ago
Occurred
Dec 9, 2021
Control person left
Nmn Daniel Malek (Chief Executive Officer / Director) no longer on Schedule A of Sphera Healthcare Us Inc. (listed 2021-09-28, absent 2021-12-09)
Form ADVobserved 6 days ago
Occurred
Jun 17, 2021
Control person joined
Doron Breen (Director) appeared on Schedule A of Sphera Healthcare Us Inc.
Form ADVobserved 6 days ago
Occurred
Jun 17, 2021
Control person joined
Michelle Ross (Director) appeared on Schedule A of Sphera Healthcare Us Inc.
Form ADVobserved 6 days ago
Occurred
Jun 17, 2021
Control person joined
Adi Hanetz (Director) appeared on Schedule A of Sphera Healthcare Us Inc.
Form ADVobserved 6 days ago
Occurred
Oct 12, 2020
First Form ADV filing
Sphera Healthcare Us Inc. filed its initial SEC registration (Form ADV)
Form ADVobserved 6 days ago

Provenance

Graph: RIA / Wealth Management
Canonical id: dfx:ria:8aa63d40-f2ff-3091-68e2-15579e47951b
First observed: Oct 12, 2020
Last observed: Mar 31, 2022 54 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.

SPHERA HEALTHCARE US INC.

CRD 310325

NEW YORK, NY

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:8aa63d40-f2ff-3091-68e2-15579e47951b

Data as of Mar 31, 2022 (this record's last observation) from federal regulator filings. Page built Sep 21, 2026, 1:24 PM UTC and rebuilt at most every 15 minutes.

Owner

Title

Ownership code

Control person

Acquired

First seen

Last seen

ARKIN, MOSHE

Shareholder

yes

02/1999

Oct 12, 2020

Mar 31, 2022

BREEN, DORON

Director

yes

06/2021

Jun 17, 2021

Mar 31, 2022

Dorfman, Steven, Michael

COO / CCO

yes

03/2022

Mar 31, 2022

HANETZ, ADI

Director

yes

09/2020

Jun 17, 2021

Mar 31, 2022

M. ARKIN (1999) LTD

LIMITED PARTNER

yes

01/2007

Oct 12, 2020

Mar 31, 2022

ROSS, MICHELLE

Director

yes

06/2021

Jun 17, 2021

Mar 31, 2022

SPHERA FUND GP LTD

GENERAL PARTNER

yes

12/2003

Oct 12, 2020

Mar 31, 2022

SPHERA FUNDS MANAGEMENT LTD

Owner

yes

01/2007

Oct 12, 2020

Mar 31, 2022

SPHERA FUNDS MANAGEMENT LTD

Shareholder

yes

01/2007

Oct 12, 2020

Mar 31, 2022

SPHERA GLOBAL HEALTHCARE

Owner

yes

12/2013

Oct 12, 2020

Mar 31, 2022

SPHERA GLOBAL HEALTHCARE GP LTD

GENERAL PARTNER

yes

01/2007

Oct 12, 2020

Mar 31, 2022

SPHERA GP LP

LIMITED PARTNER

yes

01/2007

Oct 12, 2020

Mar 31, 2022

Related person

Type

Class on the graph

Its RAUM

Control

Common control

State

SPHERA GLOBAL HEALTHCARE MANAGEMENT L.P.

n/a

Former SEC adviser

$893M

n/a

SPHERA BIOTECH GP LP

n/a

yes

n/a

SPHERA CAPITAL GP LP

n/a

yes

n/a

SPHERA CAPITAL LTD

n/a

yes

n/a

SPHERA FUNDS MANAGEMENT LTD

n/a

SPHERA GLOBAL EQUITIES GP LP

n/a

yes

n/a

SPHERA GLOBAL EQUITIES MANAGEMENT LTD

n/a

yes

n/a

SPHERA GP LP

n/a

yes

n/a

Fiscal year

Filed

RAUM

Discretionary

Employees

Advisory staff

Offices

Private funds

Fund GAV

2021

Mar 31, 2022

$790M

Latest fiscal year

RAUM

A year earlier

1y change

Three years earlier

3y CAGR

Employees

A year earlier

Offices

A year earlier

2021

$790M

n/a