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Reinhart Partners

InstitutionalAsset manager

Mequon, WICRD 106432Updated

Reinhart Partners is an investment adviser based in Mequon, WI, registered with the SEC since 1991. It provides investment management. Its clients include state or municipal government entities, investment companies, and corporations and other businesses. Its regulatory assets under management total $2.47 billion, as filed on 18 May 2026.

217
Clients
$906K
AUM per individual client
6
Advisory staff
1
Offices

From Form ADV filed 18 May 2026SEC record

Services and clients

Reinhart Partners provides portfolio management for individuals and small businesses, portfolio management for investment companies, and portfolio management for institutions.

Reinhart Partners reports 217 clients. They include 148 high-net-worth individuals, 39 state or municipal government entities, and 12 corporations and other businesses. Of its assets, 100.0% ($2.47B across 217 accounts) are managed with discretion. A wrap fee program the firm both sponsors and manages holds $179M. It advised 5,928 clients without assets under management last fiscal year.

Clients and assets by client type
Clients217 clients
Assets$2.47B
Share of clients and assets by client type
Client typeClientsAssets
High-net-worth individuals68%5%
Investment companies1%27%
Pension and profit-sharing plans3%2%
Charitable organizations3%<1%
State or municipal government entities18%34%
Other client typesInsurance companies; Corporations and other businesses6%30%
Client breakdown and activity details
High-net-worth individuals
Clients
148
Regulatory AUM
$134M
AUM share
5.4%
Avg. per client
$906K
Investment companies
Clients
3
Regulatory AUM
$665M
AUM share
26.9%
Avg. per client
$222M
Pension and profit-sharing plans
Clients
6
Regulatory AUM
$60.1M
AUM share
2.4%
Avg. per client
$10M
Charitable organizations
Clients
7
Regulatory AUM
$11.9M
AUM share
0.5%
Avg. per client
$1.7M
State or municipal government entities
Clients
39
Regulatory AUM
$846M
AUM share
34.2%
Avg. per client
$21.7M
Insurance companies
Clients
Fewer than 5
Regulatory AUM
$376M
AUM share
15.2%
Avg. per client
$188M
Corporations and other businesses
Clients
12
Regulatory AUM
$377M
AUM share
15.3%
Avg. per client
$31.5M

Total

Clients
217
Regulatory AUM
$2.47B
AUM share
100%
Avg. per client
—
Clients outside the U.S.
0%
Clients advised without assets under management last fiscal year
5,928
Private funds advised
0
Financial planning clients last fiscal year
0

Fees and minimums

Reinhart Partners is paid through a percentage of assets under management and performance-based fees; its fees and minimums are set out in its brochures on the SEC website.

Ownership and people

Reinhart Partners Holdings, Inc. owns 50% to 75% of Reinhart Partners. The leadership team of Reinhart Partners includes President Sandra King. It has 16 employees, 6 of them in advisory roles.

Leadership

  • Sandra King
    President & CCO
  • Matthew Martinek
    Manager
  • Reik Read
    Manager
  • James Reinhart
    Chairman & CEO
  • Michael Schroeder, portrait

Investment adviser representatives

6 representatives listed in the SEC register as of 9 October 2026.

  • William Scott Collins JR
  • Gordan Lasic
  • Matthew Tyler Martinek
  • James Everett Reinhart
  • Trevor Vaughn Savage
  • Joshua Wheeler

Staff

  • 16 employees
  • 6 in advisory functions
  • 6 state-registered reps
Who owns the firm
Reinhart Partners, LLC· the adviser
  • Reinhart Partners Holdings, Inc.

    Control person · since January 2023

    Owns 50% to 75% of Reinhart Partners, LLC
  • Baird Financial Corporation

    Control person · since January 2026

    Owns 25% to 50% of Reinhart Partners, LLC
    • Baird Financial Group, Inc.

      Control person · since December 2020

      Owns 75% or more of Baird Financial Corporation
  • James Reinhart

    Control person · since October 1991

    Owns 10% to 25% of Reinhart Partners, LLC

Growth and acquisitions

Reinhart Partners’ regulatory assets fell from $6.17B (March 2021) to $2.47B (May 2026); clients fell from 5,359 to 217 and employees from 27 to 16.

By annual filing
Measure
Figures from each annual filing
Reinhart Partners figures from each annual Form ADV filing
FiledRegulatory AUMClientsStaffEmployeesOffices
May 2026May 2026$2.47B217161
Feb 2025February 2025$1.91B263141
Mar 2024March 2024$1.78B277161
Mar 2023March 2023$1.61B290191
Mar 2022March 2022$1.83B282201
Mar 2021March 2021$6.17B5,359271

Offices and registration details

Besides its headquarters, Reinhart Partners has 0 offices, with 1 listed address in 1 state.

Listed office addresses in Wisconsin
Mequon

Wisconsin · 1 listed address

  • 11090 N. Weston Drive, MequonHQ

Contact and registration details

Legal name
Reinhart Partners, LLC
Headquarters
11090 N. Weston Drive, Mequon, WI 53092
Website
Not reported
SEC file
801-40278
Structure
Delaware LLC
Fiscal year end
December

Custodians

Reinhart Partners’ named custodians for separately managed accounts include J.P. Morgan ($374M, 28%), Caceis Bank ($263M, 20%) and Northern Trust Securities ($234M, 18%). Reinhart Partners does not have custody of client assets.

Reported separately managed account assets by custodian
$1.32B
named custodians
  • Northern Trust SecuritiesNorthern Trust Securities, Inc. · Chicago, IL · $234M18%
  • J.P. MorganJ.P. Morgan Prime Inc. · New York, NY · $374M28%
  • The Bank of New York MellonThe Bank of New York Mellon · New York, NY · $229M17%
  • Caceis BankCaceis Bank · Paris · $263M20%
  • State Street Bank and TrustState Street Bank and Trust Company · Boston, MA · $225M17%

Investments and reported holdings

At year end, Reinhart Partners’ separately managed accounts were mostly in stocks (96%). Its reported 13F holdings for the quarter ended 30 June 2026 total $4.38B across 72 positions; the largest are Silicon Motion Tech CP Sponsor (7.4%), Lantheus Hldgs Inc. (4.1%) and Axcelis Technologies I (4.0%).

What the accounts hold

Separately managed account assets by class, year end
  • Stocks96%
  • Cash4%

Reported 13F holdings

$4.38B
Reported 13F value
72
Positions
40.0%
In the 10 largest
+25.9%
Value vs. prior quarter
Ten largest positions, share of reported value
  1. Silicon Motion Tech CP Sponsor7.4%
  2. Lantheus Hldgs Inc.4.1%
  3. Axcelis Technologies I4.0%
  4. First Ctzns Bancshs NC CL A4.0%
  5. Skyward Specialty Ins3.9%
  6. Yeti Hldgs Inc.3.7%
  7. Paycom Software Inc.3.5%
  8. Modine Mfg CO3.4%
  9. Insperity Inc.3.1%
  10. Frontdoor Inc.3.0%

Together, the ten largest are 40.0% of reported value.

The 50 largest positions and quarterly changesQuarter ended 30 June 2026 · filed 8 July 2026

Common questions

How many clients does Reinhart Partners have?

Reinhart Partners has 217 clients and manages $2.47 billion for them, as of May 2026. They include 148 high-net-worth individuals, 39 state or municipal government entities, and 12 corporations and other businesses.

Source: Form ADV Part 1A, Items 5.D and 5.F, filed 18 May 2026

What services does Reinhart Partners offer?

Reinhart Partners provides portfolio management for individuals and small businesses, portfolio management for investment companies, and portfolio management for institutions.

Source: Form ADV Part 1A, Item 5.G, from the SEC's 2 October 2026 data file

Which custodians does Reinhart Partners use?

Reinhart Partners’ separately managed account assets are held at J.P. Morgan Prime Inc. (New York, NY), with $374M, Caceis Bank (Paris), with $263M, Northern Trust Securities, Inc. (Chicago, IL), with $234M, The Bank of New York Mellon (New York, NY), with $229M and State Street Bank and Trust Company (Boston, MA), with $225M. Only custodians holding at least a tenth of those assets are named.

Source: Form ADV Part 1A, Schedule D, Section 5.K.(3), filed 18 May 2026

How many financial advisors does Reinhart Partners have?

Reinhart Partners has 6 investment adviser representatives registered with state securities authorities, out of 16 employees, and 6 perform investment advisory functions. None are registered representatives of a broker-dealer or licensed insurance agents.

Source: Form ADV Part 1A, Items 5.A and 5.B, from the SEC's 2 October 2026 data file

What does Reinhart Partners invest in?

At the end of its last fiscal year, Reinhart Partners’ separately managed accounts held 96% exchange-traded equities and 4% cash and equivalents.

Source: Form ADV Part 1A, Items 5.K.(1) and 7.B, from the SEC's 2 October 2026 data file

Who owns Reinhart Partners?

Reinhart Partners is owned through a holding company by Baird Financial Group, Inc. Its direct owners are James Reinhart (10% to 25%), Reinhart Partners Holdings, Inc. (50% to 75%) and Baird Financial Corporation (25% to 50%).

Source: Form ADV Part 1A, Schedules A and B, filed 18 May 2026

How does Reinhart Partners get paid?

Reinhart Partners is paid through a percentage of assets under management and performance-based fees. Its Form ADV lists no commissions among how it is paid.

Source: Form ADV Part 1A, Item 5.E, from the SEC's 2 October 2026 data file

How do I contact Reinhart Partners?

Reinhart Partners’ main office is at 11090 N. Weston Drive, Mequon, WI 53092. Its phone number is 262-241-2020.

Source: Form ADV Part 1A, Item 1.F, filed 18 May 2026

Sources and methodology

  1. Form ADV Part 1A, amendment filed 18 May 2026. Items 1, 5, 9, 11 and Schedules A, B and D.
  2. IAPD firm record, CRD 106432.
  3. SEC registered adviser data, annual Form ADV amendments filed 16 March 2021 to 18 May 2026. Items 1.F and 5.
  4. SEC investment adviser representative register, as of 9 October 2026; loaded 10 October 2026.
  5. Form 13F-HR, filed 8 July 2026 for the quarter ended 30 June 2026.

Retrieved 15 October 2026. All are published by the SEC and may have been amended since. Disciplinary history is not yet shown here. The SEC publishes the complete record, including any disciplinary events, and it is the authoritative place to check one.

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