Firm profile

Amplius Asset Management, LLC

BLUE BELL, PACRD 334991Registration Status: ApprovedEffective since March 14, 2025SEC # 801-132157Latest ADV September 24, 2026

Amplius Asset Management, LLC is an SEC registered investment adviser organized as a limited liability company with a primary office location in Blue Bell, PA. Its latest Form ADV filing, dated September 24, 2026, reports $247M in regulatory assets under management, 12 employees, 1 office, and 1 account.

Assets Under Management
$247M
Employees
12
Offices
1 office
Total Clients
<5

Associated firm names

1 name listed
  • AMPLIUS ASSET MANAGEMENT, LLC

Leadership

2 roles identified
CEOMatthew D. Liebman
CCOMatthew D. Liebman

Advisory services offered

1 types reported
Portfolio management for investment companies

Fee models offered

1 types reported
Asset based fees

Offices & Contact

Primary office

BLUE BELL, Pennsylvania, United States

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Primary office regionOther reported regions

Shading shows states and countries with reported offices. Cities are listed below; shading does not indicate service coverage.

Pennsylvania

BLUE BELLPrimary office

1 office records listed · 1 total offices reported. Counts can use different reporting dates. SEC filers may list only their largest 25 additional offices.

Contact and digital presence

ADV profile links

Regulatory Assets Under Management Breakdown

Total regulatory assets under management$247Mas of September 24, 2026
Discretionary100.0%
$247M
100% of total RAUM100.0%
Non-discretionary0.0%
$0
0% of total RAUM0.0%
All regulatory assets under management are discretionary.

Client Coverage Demographics

Top client segmentInvestment Cos. represent 100.0% of total clients.
Top client categories% of clientsClients
1
Investment Cos.
100.0%
1

Assets under management Growth by Quarter

Quarterly points use the latest ADV filing or SEC roster snapshot available in each quarter.

Total AUM$247M
Total Accounts1
10Y AUM Change+$247M

Private Funds

Private funds reported by Amplius Asset Management, LLC

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Employee Growth by Quarter

Quarterly points use the latest ADV filing or SEC roster snapshot available in each quarter.

Total Employees12
Clients per Employee0:1
10Y Employee Change0 (0.0%)

Historical AUM and employee figures reflect available SEC Form ADV filings under this CRD. Filing gaps may reflect registration status changes, dormant periods, state registration periods, firm restructuring, or other reporting changes. Rialytix does not interpolate missing periods.


Ownership

Reported direct and indirect ownership ranges

Each range applies to a separate reported relationship and should not be added together.

Reported ownership ranges

Highlighted bands show the percentage range reported in Form ADV.

0%25%50%75%100%
AMPLIUS HOLDINGS, LLCDirect owner · Schedule AInterest in AMPLIUS ASSET MANAGEMENT, LLC
75%+
Aaron SHOSHON MarksIndirect owner · Schedule BInterest in JEM PARTNER HOLDINGS, LLC
75%+
LIEBMAN FAMILY, LLCIndirect owner · Schedule BInterest in AMPLIUS HOLDINGS, LLC
50% to < 75%
Samuel A LiebmanIndirect owner · Schedule BInterest in LIEBMAN FAMILY, LLC
50% to < 75%
MATTHEW Daniel LIEBMANIndirect owner · Schedule BInterest in LIEBMAN FAMILY, LLC
50% to < 75%
JEM PARTNER HOLDINGS, LLCIndirect owner · Schedule BInterest in AMPLIUS HOLDINGS, LLC
25% to < 50%

Bars represent the reported range at that individual ownership step, not an estimated percentage of the advisory firm. Indirect relationships may refer to intermediate entities rather than directly to Amplius Asset Management, LLC.

Reported ownership and control details

Form ADV · Filing date 2026-09-24 · Schedules A and B

9 entries
#Owner / person & roleInterest in entityReported interestControl personTitle / status acquiredSource
1Samuel A LiebmanCHAIRMANIndividualAMPLIUS ASSET MANAGEMENT, LLCLess than 5%Code NAYesCHAIRMAN02/2025Schedule APDF page 19
2MATTHEW Daniel LIEBMANCEO, CCOIndividualAMPLIUS ASSET MANAGEMENT, LLCLess than 5%Code NAYesCEO, CCO02/2025Schedule APDF page 19
3Aaron SHOSHON MarksCHIEF STRATEGY OFFICERIndividualAMPLIUS ASSET MANAGEMENT, LLCLess than 5%Code NAYesCHIEF STRATEGY OFFICER02/2025Schedule APDF page 19
4AMPLIUS HOLDINGS, LLCOWNERDomestic entityAMPLIUS ASSET MANAGEMENT, LLC75% or moreCode EYesOWNER02/2025Schedule APDF page 19
5LIEBMAN FAMILY, LLCMEMBERDomestic entityAMPLIUS HOLDINGS, LLC50% to less than 75%Code DYesMEMBER02/2025Schedule BPDF page 19
6JEM PARTNER HOLDINGS, LLCMEMBERDomestic entityAMPLIUS HOLDINGS, LLC25% to less than 50%Code CYesMEMBER02/2025Schedule BPDF page 19
7Samuel A LiebmanMEMBERIndividualLIEBMAN FAMILY, LLC50% to less than 75%Code DYesMEMBER02/2021Schedule BPDF page 20
8MATTHEW Daniel LIEBMANMEMBERIndividualLIEBMAN FAMILY, LLC50% to less than 75%Code DYesMEMBER02/2021Schedule BPDF page 20
9Aaron SHOSHON MarksMEMBERIndividualJEM PARTNER HOLDINGS, LLC75% or moreCode EYesMEMBER02/2021Schedule BPDF page 20

Less than 5% may include zero. Code F identifies a role without specifying a percentage. Reported interests may overlap and may not include every owner. Total indirect ownership is not calculated.

Compliance & Disclosures

Filing dated 9/24/2026 2:46:06 PM

Responses were selected by the RIA in its filing. Questions are shortened for readability; “you” refers to the reporting firm, and some questions also cover advisory affiliates.

RIA or supervised-person involvementThe RIA reported that none of the events below involve the firm or its supervised persons.RIA responseNo
AFelonies2 No

In the past ten years, have you or any advisory affiliate:

  • A1Been convicted of or pleaded guilty or no contest to a felony?No
  • A2Been charged with a felony?No
BMisdemeanors2 No

In the past ten years, have you or any advisory affiliate:

  • B1Been convicted of or pleaded guilty or no contest to a misdemeanor involving investments, an investment-related business, fraud, false statements or omissions, wrongful taking of property, bribery, perjury, forgery, counterfeiting, or extortion?No
  • B2Been charged with a misdemeanor of the kind listed above?No
CSEC or CFTC actions5 No

Has the SEC or CFTC ever:

  • C1Found you or an advisory affiliate made a false statement or omission?No
  • C2Found you or an advisory affiliate violated SEC or CFTC regulations or statutes?No
  • C3Found you or an advisory affiliate caused an investment-related business to have its authorization to do business denied, suspended, revoked, or restricted?No
  • C4Entered an order against you or an advisory affiliate in connection with investment-related activity?No
  • C5Imposed a civil money penalty on you or an advisory affiliate, or ordered you or an advisory affiliate to cease and desist from any activity?No
DOther regulatory actions5 No

Has any other federal regulatory agency, state regulatory agency, or foreign financial regulatory authority ever:

  • D1Found you or an advisory affiliate made a false statement or omission, or was dishonest, unfair, or unethical?No
  • D2Found you or an advisory affiliate violated investment-related regulations or statutes?No
  • D3Found you or an advisory affiliate caused an investment-related business to have its authorization to do business denied, suspended, revoked, or restricted?No
  • D4In the past ten years, entered an order against you or an advisory affiliate in connection with investment-related activity?No
  • D5Denied, suspended, or revoked your or an advisory affiliate’s registration or license, or otherwise prevented association with an investment-related business or restricted activities?No
ESelf-regulatory organization actions4 No

Has a self-regulatory organization or commodities exchange ever:

  • E1Found you or an advisory affiliate made a false statement or omission?No
  • E2Found you or an advisory affiliate violated its rules, other than a violation designated as a minor rule violation under an SEC-approved plan?No
  • E3Found you or an advisory affiliate caused an investment-related business to have its authorization to do business denied, suspended, revoked, or restricted?No
  • E4Disciplined you or an advisory affiliate by expulsion, suspension, barring association with other members, or otherwise restricting activities?No
FProfessional authorizations1 No
  • FHas an authorization to act as an attorney, accountant, or federal contractor granted to you or an advisory affiliate ever been revoked or suspended?No
GPending regulatory proceedings1 No
  • GAre you or any advisory affiliate now the subject of a regulatory proceeding that could result in a “Yes” answer to any part of C, D, or E?No
HCivil judicial actions and proceedings4 No

(1) Court actions

Has a domestic or foreign court:

  • H(1)(a)In the past ten years, enjoined you or an advisory affiliate in connection with investment-related activity?No
  • H(1)(b)Found that you or an advisory affiliate violated investment-related statutes or regulations?No
  • H(1)(c)Dismissed, pursuant to a settlement agreement, an investment-related civil action brought against you or an advisory affiliate by a state or foreign financial regulatory authority?No

(2) Pending civil proceedings

  • H(2)Are you or any advisory affiliate now the subject of a civil proceeding that could result in a “Yes” answer to any part of H(1)?No

* Metrics are based on the latest available data, including Form ADV filings, brochures, and relationship summaries pulled from the SEC IAPD, and may be subject to change. Learn what is included in the Rialytix data. Please refer to the firm's official disclosures for the most accurate information using their CRD number. This is not investment advice.