AUMdb

Nomura Investment Management Business Trust

SEC-registered Mutual Fund / Asset Manager · Mega ($100B+) CRD 105390 · SEC file 801-32108 · Philadelphia, PA · www.optimummutualfunds.com
☆ Save with Pro ADV data as of Jul 29, 2026
Regulatory AUM
$144B
Discretionary
$144B
Clients
287
Avg AUM / client
$502M
Accounts
290
Employees
778

AUM over time

$144B $236B
Mar 2012 Mar 2026

Annual snapshots from Form ADV filings · as of Jul 29, 2026

Who they serve

Client typeClientsAUM% of AUM
Individuals (non-high net worth) 7 $715M 0.5%
High net worth individuals 25 $1.4B 0.97%
Investment companies 112 $91.5B 63.5%
Pooled investment vehicles (non-investment companies) 51 $5.0B 3.45%
Pension and profit sharing plans 14 $1.5B 1.05%
State or municipal government entities 15 $3.4B 2.38%
Insurance companies 6 $34.9B 24.3%
Sovereign wealth funds and foreign official institutions Fewer than 5 clients $1.0B 0.71%
Corporations and other businesses 45 $4.4B 3.05%
Other 12 $113M 0.08%

Private funds (4)

Reported in Form ADV Section 7.B.(1), filing of Sep 2024 · $145M combined gross assets

FundTypeDomicileGross assetsOwners
Macquarie Energy Solutions Fund, Llc feeder Hedge Fund Delaware $52.7M 334
Waddell & Reed Small Company Growth Fund, Llc Hedge Fund Kansas $47.2M 7
Delaware Enhanced High Yield Municipal Llc Hedge Fund Delaware $27.4M 1
Macquarie Emerging Markets Debt Select Opportunities Master Fund, Ltd. master Hedge Fund Cayman Islands $18.1M 2

People (59)

roster as of Jul 20, 2026
NameRole / titleCredentialsWith firm sinceOwnership
Salus, Richard Svp Global Head Of Fund Administration Jan 1998 (29y) Less than 5%
Connor, David, Forrester Svp/General Counsel, Secretary/Trustee May 2015 (11y) Less than 5%
Lytle, Shawn, Keith Chief Executive Officer, President/ Trustee Jun 2015 (11y) Less than 5%
Capuzzi, Michael, Francis U.S. Chief Operations Officer Jun 2018 (8y) Less than 5%
Hoban, Stephen Chief Financial Officer Sep 2020 (6y) Less than 5%
Wolfangel, Robert, Peter Trustee Mar 2023 (3y) Less than 5%
Wolin, Martin, Joel Chief Compliance Officer Jan 2024 (3y) Less than 5%
Alison B Simpson Registered representative Apr 2020 (6y)
Bill F. Roach Registered representative Apr 2020 (6y)
Charles John Paviolitis Registered representative Apr 2020 (6y)
Christopher C Garvin Registered representative Apr 2020 (6y)
David J Chorba Registered representative Apr 2020 (6y)
David Joseph Fiorita Registered representative Apr 2020 (6y)
Garrett S Goggin Registered representative Apr 2020 (6y)
Gregrey James Thomas Registered representative Apr 2020 (6y)
Herb W Zimmerman Registered representative Apr 2020 (6y)
James W Fox Registered representative Apr 2020 (6y)
Jamie L. White Registered representative Apr 2020 (6y)
John A Di Girolamo Registered representative Apr 2020 (6y)
John Robert Logan Registered representative Apr 2020 (6y)
Joseph M. Hurchik Registered representative Apr 2020 (6y)
Kate A Mastalerz Registered representative Apr 2020 (6y)
Marc F Dippolito Registered representative Apr 2020 (6y)
Matt R Cowell Registered representative Apr 2020 (6y)
Michael C. Simons Registered representative Apr 2020 (6y)
Milissa A Hutchinson Registered representative Apr 2020 (6y)
Samuel Nicholas Giordano Registered representative Apr 2020 (6y)
Sarah E Schiavoni Registered representative Apr 2020 (6y)
Zachary A. Per Registered representative Apr 2020 (6y)
Joseph Tyler Cinotto Registered representative May 2021 (5y)
Matthew Todd Cheney Registered representative May 2021 (5y)
Mason Lee Paulus Registered representative Jun 2021 (5y)
Olivia T. Bakunas Registered representative Jan 2022 (5y)
Lindsey Cain Bulger Registered representative Sep 2022 (4y)
Luke H D'alessandro Registered representative Oct 2022 (4y)
Alexander R. Freud Registered representative Jan 2023 (4y)
Ethan R Kaighn Registered representative Jan 2023 (4y)
Aj Helgerson Registered representative Feb 2023 (3y)
Andrew Ford Tomson Registered representative Feb 2023 (3y)
Oliver Michael Brown Registered representative Feb 2023 (3y)
David E Tierney Registered representative Mar 2023 (3y)
Brett Howard Schryer Registered representative Jun 2023 (3y)
Gabrielle M Mongno Registered representative Aug 2023 (3y)
Eugene James Eignor Registered representative Chartered Financial Consultant Oct 2024 (2y)
Mark M Bourdin Registered representative May 2025 (1y)
Peter David Driscoll Registered representative Jun 2025 (1y)
Doron Eisenscher Registered representative Jul 2025 (1y)
Liam J Hart Registered representative Sep 2025 (1y)
Theodore J De Cencio Registered representative Dec 2025 (1y)
Tristan James Corcoran Registered representative Dec 2025 (1y)
Sean Thomas Connelly Registered representative Dec 2025 (1y)
Gabriella Joyce Lewald Registered representative Jan 2026 (1y)
Tyler Michael Kubrak Registered representative Jan 2026 (1y)
Douglas Dikijian Registered representative Jan 2026 (1y)
Matthew J Tomasino Registered representative Jan 2026 (1y)
Samuel C Bookbinder Registered representative Jan 2026 (1y)
Charles Hammel Registered representative Mar 2026 (0y)
Robert C Anzures Registered representative Mar 2026 (0y)
Christopher Steven Gautier Registered representative Apr 2026 (0y)

Entity owners (Schedule A/B)

EntityTitle / statusSinceSch.Ownership
Delaware Investments Management Company, Llc. Corporate Parent Of Registrant Sep 1996 A 75% or more
Macquarie Management Holdings, Inc. Parent Sep 1990 B ≈ 56.25% – 100% via Delaware Investments Management Company, Llc.
Macquarie Affiliated Managers (Usa) Inc. Parent Jan 2010 B ≈ 42.19% – 100% via Macquarie Management Holdings, Inc.
Macquarie Affiliated Managers Holdings (Usa) Inc. Parent Jan 2010 B ≈ 31.64% – 100% via Macquarie Affiliated Managers (Usa) Inc.
Macquarie Fg Holdings Inc. Parent Jan 2010 B ≈ 23.73% – 100% via Macquarie Affiliated Managers Holdings (Usa) Inc.
Macquarie Group Limited Parent Dec 2011 B ≈ 10.01% – 100% via Macquarie Asset Management Holdings Pty Limited
Macquarie Asset Management Holdings Pty Limited Parent Jul 2020 B ≈ 13.35% – 100% via Macquarie Asset Management Us Holdings Pty Limited
Macquarie Asset Management Us Holdings Pty Limited Parent Jul 2020 B ≈ 17.8% – 100% via Macquarie Fg Holdings Inc.

Undisclosed: 0% – 25% of the firm is not attributable from the filed Schedule A bands.

Estimated effective ownership (look-through of filed bands):

  • Macquarie Management Holdings, Inc.: 75% – 100% of Delaware Investments Management Company, Llc. × 75% – 100% direct ≈ 56.25% – 100% of the firm
  • Macquarie Affiliated Managers (Usa) Inc.: 75% – 100% of Macquarie Management Holdings, Inc. × 75% – 100% of Delaware Investments Management Company, Llc. × 75% – 100% direct ≈ 42.19% – 100% of the firm
  • Macquarie Affiliated Managers Holdings (Usa) Inc.: 75% – 100% of Macquarie Affiliated Managers (Usa) Inc. × 75% – 100% of Macquarie Management Holdings, Inc. × 75% – 100% of Delaware Investments Management Company, Llc. × 75% – 100% direct ≈ 31.64% – 100% of the firm
  • Macquarie Fg Holdings Inc.: 75% – 100% of Macquarie Affiliated Managers Holdings (Usa) Inc. × 75% – 100% of Macquarie Affiliated Managers (Usa) Inc. × 75% – 100% of Macquarie Management Holdings, Inc. × 75% – 100% of Delaware Investments Management Company, Llc. × 75% – 100% direct ≈ 23.73% – 100% of the firm
  • Macquarie Group Limited: 75% – 100% of Macquarie Asset Management Holdings Pty Limited × 75% – 100% of Macquarie Asset Management Us Holdings Pty Limited × 75% – 100% of Macquarie Fg Holdings Inc. × 75% – 100% of Macquarie Affiliated Managers Holdings (Usa) Inc. × 75% – 100% of Macquarie Affiliated Managers (Usa) Inc. × 75% – 100% of Macquarie Management Holdings, Inc. × 75% – 100% of Delaware Investments Management Company, Llc. × 75% – 100% direct ≈ 10.01% – 100% of the firm
  • Macquarie Asset Management Holdings Pty Limited: 75% – 100% of Macquarie Asset Management Us Holdings Pty Limited × 75% – 100% of Macquarie Fg Holdings Inc. × 75% – 100% of Macquarie Affiliated Managers Holdings (Usa) Inc. × 75% – 100% of Macquarie Affiliated Managers (Usa) Inc. × 75% – 100% of Macquarie Management Holdings, Inc. × 75% – 100% of Delaware Investments Management Company, Llc. × 75% – 100% direct ≈ 13.35% – 100% of the firm
  • Macquarie Asset Management Us Holdings Pty Limited: 75% – 100% of Macquarie Fg Holdings Inc. × 75% – 100% of Macquarie Affiliated Managers Holdings (Usa) Inc. × 75% – 100% of Macquarie Affiliated Managers (Usa) Inc. × 75% – 100% of Macquarie Management Holdings, Inc. × 75% – 100% of Delaware Investments Management Company, Llc. × 75% – 100% direct ≈ 17.8% – 100% of the firm

Roster from the IAPD representatives feed; ownership and acquisition dates from Form ADV Schedule A/B. "Since" is the earliest filed registration or acquisition date.

Private funds (4, $145M gross assets)

FundTypeGross assetsMin. investmentOwners
Macquarie Energy Solutions Fund, Llc Hedge Fund $52.7M $250K 334
Waddell & Reed Small Company Growth Fund, Llc Hedge Fund $47.2M $2.0M 7
Delaware Enhanced High Yield Municipal Llc Hedge Fund $27.4M $250K 1
Macquarie Emerging Markets Debt Select Opportunities Master Fund, Ltd. Hedge Fund $18.1M $1.0M 2

From Form ADV Section 7.B private fund reporting.

Documents (1 archived)

FormPeriodSize
Form ADV (full filing) 06/29/2026 2.5 MB View · PDF · Source ↗

Archived copies of the firm's regulatory filings, versioned by content hash.

Disciplinary disclosures

Regulatory as of Sep 20, 2024

Allegations: ON THE BASIS OF THE ORDER AND OFFERS OF SETTLEMENT BY DELAWARE MANAGEMENT COMPANY ("DMC") AND DELAWARE INVESTMENTS FUND ADVISERS ("DIFA"), THE COMMISSION FOUND THAT: 1) DMC AND DIFA SERVED OR ACTED AS AN INVESTMENT ADVISER OR SUB-ADVISER TO REGISTERED INVESTMENT COMPANIES ("FUND SERVICE ACTIVITIES") AS OF APRIL 1, 2015 AND, NOTWITHSTANDING THE ENTRY OF AN INJUNCTION AGAINST AN AFFILIATE OF DMC AND DIFA ON THAT DATE AND THE RESULTING STATUTORY DISQUALIFICATION OF DMC AND DIFA, CONTINUED TO ENGAGE IN FUND SERVICE ACTIVITIES AFTER APRIL 1, 2015 WITHOUT EXEMPTIVE RELIEF; 2) AS A RESULT OF THE ENTRY OF THE INJUNCTION AGAINST THE AFFILIATE, SECTIONS 9(A)(2) AND 9(A)(3) OF THE INVESTMENT COMPANY ACT TOGETHER ALSO PROHIBITED DMC AND DIFA FROM ENGAGING IN FUND SERVICE ACTIVITIES AS OF APRIL 1, 2015; 3) DMC AND DIFA DID NOT CONTACT THE COMMISSION STAFF TO BEING THE PROCESS OF OBTAINING EXEMPTIVE RELIEF UNTIL APRIL 7, 2015; AND 4) AS A RESULT OF THE CONDUCT DESCRIBED ABOVE, EACH OF DMC AND DIFA VIOLATED SECTION 9(A) OF THE INVESTMENT COMPANY ACT. Status: Final Sanction Detail: REGISTRANT WAS ORDERED TO PAY A TOTAL FINE OF $40,000. Summary: IN JULY 2015, DELAWARE MANAGEMENT COMPANY ("DMC") AND DELAWARE INVESTMENTS FUND ADVISERS ("DIFA") ENTERED INTO A SETTLEMENT OF AN ADMINISTRATIVE PROCEEDING WITH THE US SEC. DMC AND DIFA ARE EACH A SERIES OF THE REGISTRANT THAT ADVISE OR SUB-ADVISE REGISTERED INVESTMENT COMPANIES ("FUND SERVICE ACTIVITIES"). THE US SEC'S ORDER FOUND THAT DMC AND DIFA VIOLATED SECTION 9(A) OF THE INVESTMENT COMPANY ACT DUE TO ENGAGING IN FUND SERVICE ACTIVITIES FROM APRIL 1, 2015 THROUGH MAY 15, 2015 WITHOUT EXEMPTIVE RELIEF. DUE TO AN INJUNCTION AGAINST AN AFFILIATE OF DMC AND DIFA ON APRIL 1, 2015, DMC AND DIFA REQUIRED EXEMPTIVE RELIEF UNDER SECTION 9 OF THE INVESTMENT COMPANY ACT TO CONTINUE TO BE ELIGIBLE TO PROVIDE FUND SERVICE ACTIVITIES AFTER APRIL 1, 2015. ON MAY 15, 2015, THE US SEC STAFF, ACTING UNDER DELEGATED AUTHORITY FROM THE US SEC, GRANTED TEMPORARY EXEMPTIVE RELIEF FROM SECTION 9(A) OF THE INVESTMENT COMPANY ACT WITH RESPECT TO THE INJUNCTION. ON JULY 6TH, 2015, THE US SEC ISSUED TEMPORARY EXEMPTIVE RELIEF AND A NOTICE OF APPLICATION FOR PERMANENT EXEMPTIVE RELIEF FROM SECTION 9(A) OF THE INVESTMENT COMPANY ACT WITH RESPECT TO THE INJUNCTION. ON AUGUST 3, 2015, THE SEC GRANTED TO DMC AND DIFA PERMANENT EXEMPTIVE RELIEF FROM THE PROVISIONS OF SECTION 9(A) INDICATING THAT THE SEC HAS DETERMINED THAT DMC AND DIFA HAVE MET THE STANDARD FOR RECEIVING EXEMPTIVE RELIEF. WITHOUT ADMITTING OR DENYING THE VALIDITY OF THE US SEC'S FINDINGS, DMC AND DIFA EACH AGREED TO PAY A PENALTY OF $20,000.

Regulatory as of Sep 20, 2024

Allegations: THE ORDER ALLEGES THAT, BETWEEN JANUARY 1, 2017 AND APRIL 2021: (1) MIMBT VALUED CERTAIN COLLATERALIZED MORTGAGE-BACKED OBLIGATIONS ("CMOS") AT INFLATED PRICES; (2) MIMBT EXECUTED DEALER-INTERPOSED AND INTERNAL CROSS TRADES OF THOSE CMOS BETWEEN REGISTERED INVESTMENT COMPANY CLIENTS AND OTHER CLIENTS AT PRICES THAT DEVIATED FROM MARKET PRICES; (3) CERTAIN DISCLOSURES OF MIMBT RELATING TO PERFORMANCE, VALUATION, LIQUIDITY AND CROSS TRADING CONTAINED FALSE AND MISLEADING STATEMENTS AND OMISSIONS; AND (4) MIMBT FAILED TO IMPLEMENT POLICIES AND PROCEDURES RELATING TO VALUATION, CONFLICTS OF INTEREST AND CROSS TRADES. Status: Final Sanction Detail: REGISTRANT CONSENTED TO PAY (A) DISGORGEMENT OF $7,633,671 AND PREJUDGMENT INTEREST OF $2,197,535; AND (B) A CIVIL MONEY PENALTY IN THE AMOUNT OF $70,000,000. Summary: REGISTRANT HAS PAID DISGORGEMENT OF $7,633,671 AND PREJUDGMENT INTEREST OF $2,197,535 TO THE SEC ON 9/20/2024. REGISTRANT HAS PAID THE CIVIL MONEY PENALTY IN THE AMOUNT OF $70,000,000 TO THE SEC ON 9/20/2024. THE SEC MAY DISTRIBUTE THE CIVIL MONEY PENALTIES TO IMPACTED INVESTORS, IN ITS DISCRETION, IN A FAIR FUND DISTRIBUTION.

Disclosure text reproduced verbatim from the firm's own Form ADV filings.

How they charge

  • Percentage of assets under management
  • Fixed fees
  • Performance-based fees

Services

  • Portfolio management for individuals/small businesses
  • Portfolio management for investment companies
  • Portfolio management for pooled investment vehicles
  • Portfolio management for businesses/institutional clients
  • Selection of other advisers
  • Other services

Custody

Reported custodians

Amounts as reported in ADV Item 5.K.(3) (custodians holding 10%+ of SMA assets).

Firm reports it does not have custody of client funds or securities (Item 9.A).

Source

All data on this page comes from this firm's Form ADV filings, reproduced without modification. Latest filing: Jul 29, 2026.

View current Form ADV (SEC/IAPD) ↗