Firm profile

Advent Capital Management, LLC

NEW YORK, NYCRD 113013Registration Status: ApprovedEffective since May 14, 2001SEC # 801-60263Latest ADV March 30, 2026

Advent Capital Management, LLC is an SEC registered investment adviser organized as a limited liability company with a primary office location in New York, NY. Its latest Form ADV filing, dated March 30, 2026, reports $8.8B in regulatory assets under management, 58 employees, 1 office, and 430 accounts.

Assets Under Management
$8.8B
Employees
58
Offices
1 office
Total Clients
421

Associated firm names

2 names listed
  • ACM FUNDS MANAGEMENT LLC
  • ADVENT CAPITAL MANAGEMENT, LLC

Leadership

4 roles identified
CEOMAITLAND, TRACY, VINCENT
CCOStephen C. Ellwood
CFORobert J. White

Advisory services offered

4 types reported
Portfolio management for businesses
Portfolio management for individuals and small businesses
Portfolio management for investment companies

Fee models offered

2 types reported
Asset based fees
Performance-based fees

Offices & Contact

Primary office

NEW YORK, New York, 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.

New York

NEW YORKPrimary 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$8.8Bas of March 30, 2026
Discretionary100.0%
$8.8B
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 segmentIndividuals represent 71.7% of total clients.
Top client categories% of clientsClients
1
Individuals
71.7%
302
2
HNWI
11.9%
50
3
Government
6.7%
28
4
Insurance Cos.
6.2%
26
5
Pooled Investment Vehicles
1.9%
8
Categories with <5 clients
Corporations or other businesses not listed above<5 clients
Pension and profit sharing plans<5 clients
Sovereign wealth funds and foreign official institutions<5 clients

Assets under management Growth by Quarter

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

Total AUM$8.8B
Total Accounts430
10Y AUM Change$-16M (-0.2%)

Private Funds

Private funds reported by Advent Capital 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 Employees58
Clients per Employee7:1
10Y Employee Change-1 (-1.7%)

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%
ACM MANAGEMENT HOLDINGS, LPDirect owner · Schedule AInterest in ADVENT CAPITAL MANAGEMENT, LLC
75%+
BENIN HOLDINGS, LLCDirect owner · Schedule AInterest in ADVENT CAPITAL MANAGEMENT, LLC
5% to < 10%
TRACY VINCENT MAITLANDDirect owner · Schedule AInterest in ADVENT CAPITAL MANAGEMENT, LLC
< 5%
TRACY VINCENT MAITLANDIndirect owner · Schedule BInterest in ACM MANAGEMENT HOLDINGS, LP
75%+
John OSCAR UtendahlIndirect owner · Schedule BInterest in BENIN HOLDINGS, LLC
50% to < 75%

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 Advent Capital Management, LLC.

Reported ownership and control details

Form ADV · Filing date 2026-03-30 · Schedules A and B

8 entries
#Owner / person & roleInterest in entityReported interestControl personTitle / status acquiredSource
1TRACY VINCENT MAITLANDMANAGING MEMBER/CHIEF EXECUTIVE OFFICERIndividualADVENT CAPITAL MANAGEMENT, LLCLess than 5%Code NAYesMANAGING MEMBER/CHIEF EXECUTIVE OFFICER04/2001Schedule APDF page 33
2ROBERT JOHN WHITECHIEF FINANCIAL OFFICER & CHIEF OPERATING OFFICERIndividualADVENT CAPITAL MANAGEMENT, LLCLess than 5%Code NAYesCHIEF FINANCIAL OFFICER & CHIEF OPERATING OFFICER08/2005Schedule APDF page 33
3BENIN HOLDINGS, LLCMEMBERForeign entityADVENT CAPITAL MANAGEMENT, LLC5% to less than 10%Code ANoMEMBER07/2006Schedule APDF page 33
4ACM MANAGEMENT HOLDINGS, LPHOLDING COMPANYDomestic entityADVENT CAPITAL MANAGEMENT, LLC75% or moreCode EYesHOLDING COMPANY01/2020Schedule APDF page 33
5STEPHEN COMER ELLWOODGENERAL COUNSEL AND CHIEF COMPLIANCE OFFICERIndividualADVENT CAPITAL MANAGEMENT, LLCLess than 5%Code NAYesGENERAL COUNSEL AND CHIEF COMPLIANCE OFFICER06/2023Schedule APDF page 33
6John OSCAR UtendahlMEMBERIndividualBENIN HOLDINGS, LLC50% to less than 75%Code DYesMEMBER11/2006Schedule BPDF page 34
7ACM HOLDINGS GP, LLCGENERAL PARTNERDomestic entityACM MANAGEMENT HOLDINGS, LPPercentage not specifiedCode FYesGENERAL PARTNER01/2020Schedule BPDF page 34
8TRACY VINCENT MAITLANDMANAGING MEMBERIndividualACM MANAGEMENT HOLDINGS, LP75% or moreCode EYesMANAGING MEMBER01/2020Schedule BPDF page 34

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 3/30/2026 2:18:08 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 one or more events below involve the firm or its supervised persons.RIA responseYes
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 actions3 Yes2 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?Yes
  • 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?Yes
  • 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?Yes
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
Additional DRP filings 1 source block

Verbatim excerpts from supporting DRP filings, which may concern the firm or advisory affiliates. Amounts retain their filed labels; no total or attribution is inferred.

regulatory · block 1PDF pages 34–36
Regulator name — filed text
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Monetary/Fine Amount — filed text
$ 65,000.00
How was matter resolved — filed text
Order

Action status / disposition — filed text

ON SEPTEMBER 16, 2014, ADVENT CAPITAL MANAGEMENT, LLC VOLUNTARILY AGREED, WITHOUT ADMITTING OR DENYING ANY ALLEGATIONS, TO A SETTLEMENT WITH THE SEC RELATING TO RULE 105 OF REGULATION M UNDER THE SECURITIES AND EXCHANGE ACT OF 1934. ADVENT CAPITAL MANAGEMENT, LLC PAID DISGORGEMENT OF $75,292, PREJUDGMENT INTEREST OF $3,836.36, AND A CIVIL MONEY PENALTY IN THE AMOUNT OF $65,000 (FOR A TOTAL OF $144,128.36) TO THE UNITED STATES TREASURY ON OR ABOUT SEPTEMBER 16, 2014.
Other filed details

Description of allegations — filed text

THIS REGULATORY ACTION IS RELATED TO TWO ALLEGED VIOLATIONS OF RULE 105 OF REGULATION M UNDER THE SECURITIES EXCHANGE ACT OF 1934. RULE 105 GENERALLY PROHIBITS BUYING AN EQUITY SECURITY IN AN UNDERWRITTEN SECONDARY PUBLIC OFFERING IF THE BUYER SOLD SHORT THE SAME SECURITY DURING THE RESTRICTED PERIOD SPECIFIED IN THE RULE (GENERALLY FIVE BUSINESS DAYS BEFORE THE PRICING OF THE OFFERING). THIS REGULATORY ACTION IS RELATED TO ADVENT CAPITAL MANAGEMENT, LLC'S PURCHASES OF SECURITIES, ON BEHALF OF ITS INVESTMENT FUND CLIENTS, IN CONNECTION WITH TWO SECONDARY PUBLIC OFFERINGS IN 2012.

Sanction detail — filed text

THE SEC ORDERED ADVENT CAPITAL MANAGEMENT, LLC TO (1) CEASE AND DESIST FROM COMMITTING OR CAUSING ANY VIOLATIONS AND ANY FUTURE VIOLATIONS OF RULE 105 OF REGULATION M OF THE SECURITIES EXCHANGE ACT OF 1934 AND (2) PAY DISGORGEMENT OF $75,292, PREJUDGMENT INTEREST OF $3,836.36, AND A CIVIL MONEY PENALTY IN THE AMOUNT OF $65,000 (FOR A TOTAL OF $144,128.36) TO THE UNITED STATES TREASURY.
Full extracted filing text

Includes form instructions and options. Options shown in this text do not identify which boxes were selected.

GENERAL INSTRUCTIONS
This Disclosure Reporting Page (DRP ADV) is an 
INITIAL OR
AMENDED response used to report details for affirmative responses to Items 11.C., 11.D.,
11.E., 11.F. or 11.G. of Form ADV.
Regulatory Action
Check item(s) being responded to:
11.C(1)
11.C(2)
11.C(3)
11.C(4)
11.C(5)

11.D(1)
11.D(2)
11.D(3)
11.D(4)
11.D(5)
11.E(1)
11.E(2)
11.E(3)
11.E(4)
11.F.
11.G.
Use a separate DRP for each event or proceeding . The same event or proceeding may be reported for more than one person or entity using one DRP. File
with a completed Execution Page. 
One event may result in more than one affirmative answer to Items 11.C., 11.D., 11.E., 11.F. or 11.G. Use only one DRP to report details related to the
same event. If an event gives rise to actions by more than one regulator, provide details for each action on a separate DRP.
PART I
A.  The person(s) or entity(ies) for whom this DRP is being filed is (are):
You (the advisory firm)
You and one or more of your advisory affiliates
One or more of your advisory affiliates
If this DRP is being filed for an advisory affiliate, give the full name of the advisory affiliate below (for individuals, Last name, First name, Middle name). 
If the advisory affiliate has a CRD number, provide that number. If not, indicate "non-registered" by checking the appropriate box.
ADV DRP - ADVISORY AFFILIATE
No Information Filed
This DRP should be removed from the ADV record because the advisory affiliate(s) is no longer associated with the adviser.
This DRP should be removed from the ADV record because: (1) the event or proceeding occurred more than ten years ago or (2) the adviser is
registered or applying for registration with the SEC or reporting as an exempt reporting adviser with the SEC and the event was resolved in the
adviser's or advisory affiliate's favor.
If you are registered or registering with a state securities authority , you may remove a DRP for an event you reported only in response to Item
11.D(4), and only if that event occurred more than ten years ago. If you are registered or registering with the SEC, you may remove a DRP for any
event listed in Item 11 that occurred more than ten years ago.
This DRP should be removed from the ADV record because it was filed in error, such as due to a clerical or data-entry mistake. Explain the
circumstances: 
B.
If the advisory affiliate is registered through the IARD system or CRD system, has the advisory affiliate submitted a DRP (with Form ADV, BD or U-4) to
the IARD or CRD for the event? If the answer is "Yes," no other information on this DRP must be provided.
 Yes
 No
NOTE: The completion of this form does not relieve the advisory affiliate of its obligation to update its IARD or CRD records.
PART II
1.  Regulatory Action initiated by:
SEC   
Other Federal   
State   
SRO
Foreign
(Full name of regulator, foreign financial regulatory authority, federal, state, or SRO) 
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
2.
Principal Sanction:
Cease and Desist
Other Sanctions: 
CENSURE, CIVIL AND ADMINISTRATIVE PENALTY/FINE, DISGORGEMENT WITH INTEREST.
3.
Date Initiated (MM/DD/YYYY): 
09/16/2014
 Exact
 Explanation
If not exact, provide explanation:
4.
Docket/Case Number:
ADMINISTRATIVE PROCEEDING FILE NO. 3-16118
5.
Advisory Affiliate Employing Firm when activity occurred which led to the regulatory action (if applicable):
6.
Principal Product Type:
Equity Listed (Common & Preferred Stock)
Other Product Types: 

7.
Describe the allegations related to this regulatory action (your response must fit within the space provided):
THIS REGULATORY ACTION IS RELATED TO TWO ALLEGED VIOLATIONS OF RULE 105 OF REGULATION M UNDER THE SECURITIES EXCHANGE ACT OF
1934. RULE 105 GENERALLY PROHIBITS BUYING AN EQUITY SECURITY IN AN UNDERWRITTEN SECONDARY PUBLIC OFFERING IF THE BUYER SOLD SHORT
THE SAME SECURITY DURING THE RESTRICTED PERIOD SPECIFIED IN THE RULE (GENERALLY FIVE BUSINESS DAYS BEFORE THE PRICING OF THE
OFFERING). THIS REGULATORY ACTION IS RELATED TO ADVENT CAPITAL MANAGEMENT, LLC'S PURCHASES OF SECURITIES, ON BEHALF OF ITS
INVESTMENT FUND CLIENTS, IN CONNECTION WITH TWO SECONDARY PUBLIC OFFERINGS IN 2012.
8.
Current Status?      
 Pending
 On Appeal
 Final
9.
If on appeal, regulatory action appealed to (SEC, SRO, Federal or State Court) and Date Appeal Filed:
If Final or On Appeal, complete all items below. For Pending Actions, complete Item 13 only.
10. How was matter resolved:
Order
11. Resolution Date (MM/DD/YYYY):
09/16/2014
 Exact
 Explanation
If not exact, provide explanation:
12. Resolution Detail:
A.  Were any of the following Sanctions Ordered (check all appropriate items)?
 Monetary/Fine Amount: $ 65,000.00
 Revocation/Expulsion/Denial
 Disgorgement/Restitution
 Censure
 Cease and Desist/Injunction
 Bar
 Suspension
B.
Other Sanctions Ordered:
THE SEC ORDERED ADVENT CAPITAL MANAGEMENT, LLC TO (1) CEASE AND DESIST FROM COMMITTING OR CAUSING ANY VIOLATIONS AND ANY
FUTURE VIOLATIONS OF RULE 105 OF REGULATION M OF THE SECURITIES EXCHANGE ACT OF 1934 AND (2) PAY DISGORGEMENT OF $75,292,
PREJUDGMENT INTEREST OF $3,836.36, AND A CIVIL MONEY PENALTY IN THE AMOUNT OF $65,000 (FOR A TOTAL OF $144,128.36) TO THE
UNITED STATES TREASURY.
Sanction detail: if suspended, enjoined or barred, provide duration including start date and capacities affected (General Securities Principal,
Financial Operations Principal, etc.). If requalification by exam/retraining was a condition of the sanction, provide length of time given to
requalify/retrain, type of exam required and whether condition has been satisfied. If disposition resulted in a fine, penalty, restitution,
disgorgement or monetary compensation, provide total amount, portion levied against you or an advisory affiliate, date paid and if any portion
of penalty was waived: 
THE SEC ORDERED ADVENT CAPITAL MANAGEMENT, LLC TO (1) CEASE AND DESIST FROM COMMITTING OR CAUSING ANY VIOLATIONS AND ANY
FUTURE VIOLATIONS OF RULE 105 OF REGULATION M OF THE SECURITIES EXCHANGE ACT OF 1934 AND (2) PAY DISGORGEMENT OF $75,292,
PREJUDGMENT INTEREST OF $3,836.36, AND A CIVIL MONEY PENALTY IN THE AMOUNT OF $65,000 (FOR A TOTAL OF $144,128.36) TO THE
UNITED STATES TREASURY.
13. Provide a brief summary of details related to the action status and (or) disposition and include relevant terms, conditions and dates (your response
must fit within the space provided).
ON SEPTEMBER 16, 2014, ADVENT CAPITAL MANAGEMENT, LLC VOLUNTARILY AGREED, WITHOUT ADMITTING OR DENYING ANY ALLEGATIONS, TO A
SETTLEMENT WITH THE SEC RELATING TO RULE 105 OF REGULATION M UNDER THE SECURITIES AND EXCHANGE ACT OF 1934. ADVENT CAPITAL
MANAGEMENT, LLC PAID DISGORGEMENT OF $75,292, PREJUDGMENT INTEREST OF $3,836.36, AND A CIVIL MONEY PENALTY IN THE AMOUNT OF
$65,000 (FOR A TOTAL OF $144,128.36) TO THE UNITED STATES TREASURY ON OR ABOUT SEPTEMBER 16, 2014.

* 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.