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WESTCHESTER CAPITAL MANAGEMENT INC

CRD 110961File 801-28498
APPROVED
Retail clients
Custody
Filing as of Sep 25, 2026
Feed vintage Oct 1, 2026
Regulatory AUM
$691.3M
Above cohort median (national)
Discretionary AUM
$691.3M
Clients
469
681 accounts
Employees
9
Above cohort median in NE

Identity & registration

ADV Item 1
Organization form
Corporation
Firm type
Registered
SEC region
DRO
Registration date
Dec 19, 1986
Principal office
801 NORTH 96TH ST, OMAHA, NE, 68114-2538
Phone
402-392-2418

Assets & accounts

ADV Item 5F
Total regulatory AUM
$691.3M
Discretionary AUM
$691.3M
Non-discretionary AUM
$0
Discretionary accounts
681
Non-discretionary accounts
0
Total accounts
681
AUM per client
$1.5M

Clients by type

ADV Item 5D
Client typeClientsAUM
Other11$33.1M
Charitable organizationsFewer than 5$226K
High net worth individuals210$558.2M
Pension and profit sharing plans9$29.9M
Individuals (other than high net worth individuals)239$70.0M

Compensation & activities

ADV Items 5E, 5G

Compensation

  • A percentage of assets under your management

Advisory activities

  • Portfolio management for businesses
  • Portfolio management for individuals and/or small businesses

Custody

ADV Item 9
Firm Custody Cash
Yes
Firm Custody Assets
No
Firm Custody Clients
No
Firm Custody Securities
Yes
Related Person Custody Cash
No
Related Person Custody Assets
No
Related Person Custody Clients
No
Related Person Custody Securities
No

Disclosure events

ADV Item 11

This firm answered no to every Item 11 disclosure question in this filing.

Filed changes

DateFieldFromToChange
Sep 26, 2026Employees79increased by2
Sep 26, 2026Clients467469increased by2
Sep 26, 2026AUM$556,302,985$691,339,297increased by$135,036,312
Sep 26, 2026Accounts657681increased by24
Dec 1, 2025
vs May 1, 2025
Employees97decreased by2
Dec 1, 2025
vs May 1, 2025
Clients468467decreased by1
Dec 1, 2025
vs May 1, 2025
AUM$502,744,938$556,302,985increased by$53,558,047
Dec 1, 2025
vs May 1, 2025
Accounts641657increased by16
May 1, 2025
vs Oct 1, 2022
Employees89increased by1
May 1, 2025
vs Oct 1, 2022
Clients459468increased by9
May 1, 2025
vs Oct 1, 2022
AUM$427,182,448$502,744,938increased by$75,562,490
May 1, 2025
vs Oct 1, 2022
Accounts585641increased by56
Oct 1, 2022Clients440459increased by19
Oct 1, 2022AUM$431,736,338$427,182,448decreased by$4,553,890
Oct 1, 2022Accounts548585increased by37

On Form 5500, an adviser usually appears as a plan service provider (Schedule C), not the plan sponsor.

See plans that list “WESTCHESTER CAPITAL” as a service provider on 5500mcp →

Matched by name only — Form ADV and Form 5500 share no identifier, and names are searched loosely (“WESTCHESTER CAPITAL” may also match similarly-named firms). Confirm identity against each filing.

Every value above is reproduced from this firm's Form ADV filing. Fields the firm left blank are shown as “Not reported” rather than filled in from other sources.