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RIA / WealthRegistered adviserindependent wealth managerSEC registeredRAUM 1b 10b

ABNER HERRMAN & BROCK, LLC

CRD 8517

JERSEY CITY, NJ

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:56dbd0b5-fbac-6b73-11c7-9d73bed012f5

Data as of Jun 9, 2026 (this record's last observation) from federal regulator filings. Page built Sep 20, 2026, 9:09 AM UTC and rebuilt at most every 15 minutes.

Relationships: 15
Dated events: 0
On other graphs: 0
Observed: Feb 17, 2012 to Jun 9, 2026
37 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: independent wealth managerderivedprivate_client_share=0.86 fund_share=0.0 institutional_share=0.05 related_bd=false related_bank=false bd_reps=0.0
Regulatory AUM: $2.7BItem 5.F on the latest filing (2026-06-09); as reported, and an affiliate's assets may be counted again on its own filing
Discretionary RAUM: $2.7B
Private client RAUM: $2.3BderivedItem 5.D individuals plus high net worth individuals
Private client share: 86%derivedprivate client RAUM over total RAUM
Advisors on IAPD: 5
RAUM per advisor: $547Mderivedthe firm's RAUM over its IAPD headcount: a firm average, never a person's book
Employees: 13
Advisory employees: 5
Offices: 0Schedule D 1.F, beyond the principal office
Accounts: 2,403
Individual clients: 5
High net worth clients: 2,246
SEC number: 801-17402
CRD: 8517
Filings on the tape: 37
First filed: Feb 17, 2012
Latest filed: Jun 9, 2026
Organised: Limited Liability Company, DE
Website: ahbi.com

Advisors on IAPD

current investment adviser representatives on the IAPD individual feed, longest tenure first

Advisor	Designations	Branch	Years here	In industry	Prior firms	Dual registered
CARYN JILL ZWEIG	n/a	JERSEY CITY, NJ	22	35	n/a	no
BRYAN L DIDONATO	Chartered Financial Analyst	JERSEY CITY, NJ	2	21	n/a	no
MATTHEW JAMES FLOOD	n/a	JERSEY CITY, NJ	2	16	2	no
Bindia Rakesh Rosas	n/a	JERSEY CITY, NJ	2	19	n/a	no
David Jonathan Linsen	n/a	JERSEY CITY, NJ	2	29	3	no

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
ABNER, HERRMAN & BROCK, INC.	Member	Na	yes	01/2011	Jun 9, 2026	Jun 9, 2026
ABNER, HOWARD JEROME	Shareholder	E	yes	01/2007	Feb 17, 2012	Mar 21, 2024
ABNER, HOWARD JEROME	CHIEF COMPLIANCE OFFICER	Na	yes	01/2007	Feb 17, 2012	Mar 21, 2024
ABNER TRUST	Member	D	no	01/2011	Jun 9, 2026	Jun 9, 2026
ZWEIG, CARYN JILL	CHIEF EXECUTIVE OFFICER ABNER TRUST	Na	no	01/2013	Jun 9, 2026	Jun 9, 2026

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
2025	Mar 6, 2026	$2.7B	$2.7B	13	5	0	n/a	n/a
2024	Mar 7, 2025	$2.4B	$2.4B	13	5	0	n/a	n/a
2023	Mar 21, 2024	$2.0B	$1.9B	11	5	0	n/a	n/a
2022	Mar 21, 2023	$1.7B	$1.6B	11	5	0	n/a	n/a
2021	Mar 9, 2022	$1.7B	$1.7B	12	5	0	n/a	n/a
2020	Mar 29, 2021	$1.7B	$1.6B	12	5	0	n/a	n/a
2019	Feb 13, 2020	$2.0B	$2.0B	12	5	0	n/a	n/a
2018	Feb 20, 2019	$1.9B	$1.9B	12	6	0	n/a	n/a
2017	Mar 13, 2018	$2.0B	$1.9B	12	6	0	n/a	n/a
2016	Mar 9, 2017	$1.6B	$1.6B	11	5	n/a	n/a	n/a
2015	Feb 23, 2016	$1.5B	$1.4B	11	5	n/a	n/a	n/a
2014	Mar 4, 2015	$1.4B	$1.3B	10	5	n/a	n/a	n/a
2013	Mar 14, 2014	$1.1B	$1.1B	9	5	n/a	n/a	n/a
2012	Mar 4, 2013	$992M	$971M	9	5	n/a	n/a	n/a
2011	Feb 17, 2012	$849M	$844M	n/a	n/a	n/a	n/a	n/a

Advisor flows

derived: registrations beginning and ending at this CRD on IAPD, bulk corporate re-registrations excluded; the rate is departures over IAPD headcount

Joined, 12m	Left, 12m	Net, 12m	Departure rate, 12m	Joined, 90d	Left, 90d	Left, no destination yet	Joined, 36m	Left, 36m
0	0	0	0.0%	0	0	0	0	0

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
2025	$2.7B	$2.4B	12.6%	$1.7B	18.3%	13	13	0	0

Relationships

Registered with (8)

← David Jonathan LinsenAdvisorregistration: previous registration
Oct 13, 2021 to Dec 18, 2023factForm ADV
← MATTHEW JAMES FLOODAdvisorregistration: previous registration
Oct 25, 2011 to Dec 18, 2023factForm ADV
← Bindia Rakesh RosasAdvisorregistration: current employment
Jan 9, 2024 to presentfactForm ADV
← BRYAN L DIDONATOAdvisorregistration: current employment
Jan 5, 2024 to presentfactForm ADV
← CARYN JILL ZWEIGAdvisorregistration: current employment
Sep 9, 2004 to presentfactForm ADV
← KEVIN ERIC STRAUSSAdvisorregistration: previous registration
Sep 3, 2002 to Oct 1, 2019factForm ADV
← NEIL DOUGLAS KLEINAdvisorregistration: previous registration
Aug 4, 2005 to Jun 16, 2008factForm ADV
← JASON RICHARD GRAYBILLAdvisorregistration: previous registration
Sep 3, 2002 to Jun 16, 2008factForm ADV

Owns (2)

← ZWEIG, CARYN JILLOwnerCHIEF EXECUTIVE OFFICER, ownership code NA, individual
Mar 13, 2018 to Mar 21, 2024factForm ADV
← ABNER TRUSTOwnerMEMBER, ownership code D, domestic entity
Feb 17, 2012 to Mar 21, 2024factForm ADV

Controls (2)

← ABNER, HOWARD JEROMEOwnerSHAREHOLDER, ownership code E, individual
Feb 17, 2012 to Mar 21, 2024factForm ADV
← ABNER, HERRMAN & BROCK, INC.OwnerMEMBER, ownership code NA, domestic entity
Feb 17, 2012 to Mar 21, 2024factForm ADV

Dated events

No dated event names this entity yet.

Provenance

Graph: RIA / Wealth Management
Canonical id: dfx:ria:56dbd0b5-fbac-6b73-11c7-9d73bed012f5
First observed: Feb 17, 2012
Last observed: Jun 9, 2026 3 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.

ABNER HERRMAN & BROCK, LLC

CRD 8517

JERSEY CITY, NJ

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:56dbd0b5-fbac-6b73-11c7-9d73bed012f5

Data as of Jun 9, 2026 (this record's last observation) from federal regulator filings. Page built Sep 20, 2026, 9:09 AM UTC and rebuilt at most every 15 minutes.

Advisor

Designations

Branch

Years here

In industry

Prior firms

Dual registered

CARYN JILL ZWEIG

n/a

JERSEY CITY, NJ

n/a

BRYAN L DIDONATO

Chartered Financial Analyst

JERSEY CITY, NJ

n/a

MATTHEW JAMES FLOOD

n/a

JERSEY CITY, NJ

Bindia Rakesh Rosas

n/a

JERSEY CITY, NJ

n/a

David Jonathan Linsen

n/a

JERSEY CITY, NJ

Owner

Title

Ownership code

Control person

Acquired

First seen

Last seen

ABNER, HERRMAN & BROCK, INC.

Member

yes

01/2011

Jun 9, 2026

ABNER, HOWARD JEROME

Shareholder

yes

01/2007

Feb 17, 2012

Mar 21, 2024

ABNER, HOWARD JEROME

CHIEF COMPLIANCE OFFICER

yes

01/2007

Feb 17, 2012

Mar 21, 2024

ABNER TRUST

Member

01/2011

Jun 9, 2026

ZWEIG, CARYN JILL

CHIEF EXECUTIVE OFFICER ABNER TRUST

01/2013

Jun 9, 2026

Fiscal year

Filed

RAUM

Discretionary

Employees

Advisory staff

Offices

Private funds

Fund GAV

2025

Mar 6, 2026

$2.7B

n/a

2024

Mar 7, 2025

$2.4B

n/a

2023

Mar 21, 2024

$2.0B

$1.9B

n/a

2022

Mar 21, 2023

$1.7B

$1.6B

n/a

2021

Mar 9, 2022

$1.7B

n/a

2020

Mar 29, 2021

$1.7B

$1.6B

n/a

2019

Feb 13, 2020

$2.0B

n/a

2018

Feb 20, 2019

$1.9B

n/a

2017

Mar 13, 2018

$2.0B

$1.9B

n/a

2016

Mar 9, 2017

$1.6B

n/a

2015

Feb 23, 2016

$1.5B

$1.4B

n/a

2014

Mar 4, 2015

$1.4B

$1.3B

n/a

2013

Mar 14, 2014

$1.1B

n/a

2012

Mar 4, 2013

$992M

$971M

n/a

2011

Feb 17, 2012

$849M

$844M

n/a

Joined, 12m

Left, 12m

Net, 12m

Departure rate, 12m

Joined, 90d

Left, 90d

Left, no destination yet

Joined, 36m

Left, 36m

0.0%

Latest fiscal year

RAUM

A year earlier

1y change

Three years earlier

3y CAGR

Employees

A year earlier

Offices

A year earlier

2025

$2.7B

$2.4B

12.6%

$1.7B

18.3%