Rail-Splitter Capital Management LLC

RIASEC RegisteredEst. 2026

Total AUM

$484M

Discretionary

$467M

96% of AUM

Avg account

$4.5M

Accounts

108

Employees

3

Advisory reps

4

Firm details

Headquarters: Winnetka, Illinois
CRD number: 338394
Registered since: February 27, 2026
Custodians: GOLDMAN SACHS & CO. LLC
Fee structure: Percentage of AUM
Client types: HNWI94.71%
Individuals3.83%
Pension & Profit Sharing Plans1.46%
Services: Portfolio Management for IndividualsSelection of Other Advisers

Firm profile

FINTRX

Overview

Rail-Splitter Capital Management LLC is an individually owned LLC that provides portfolio management for individuals and small businesses and also selects other advisers on behalf of clients. The firm charges fees as a percentage of assets under management and identifies as a capital allocator. Filings indicate it is not an active ESG investor. The SEC registration year shown in the filing is 2026.

Assets & Accounts

Public Holdings

Investments & Alternatives

Location & Offices

Read the full firm profile in FINTRX →

Investment profile

Traditional investments used

Alternative investments used

Active ESG investor

Technology & operations

CRM & tech providers

TAMPs used

Clients

Client base

Client personas

Asset composition

Exchange Traded Equities82%
US Government Bonds14%
Investment Grade Corp Bonds2%
Cash & Cash Equivalents2%

Owners & executives

1 of 1

John Souter
Managing Member And Chief Compliance OfficerCRD 1702122

Contacts

3 of 3

John Croghan
ChairmanCRD 4641658
Daria Mack
Operations ManagerCRD 4463216
Thomas Croghan
Managing MemberCRD 1209190

Wealth teams

Newly hired reps

Recent M&A activity

Recent filings

Awards

Primary office

Winnetka, IL

Cook

Location

Winnetka, IL

Headquartered in Winnetka, IL, anchoring the Chicago-Naperville, IL-IN-WI metro in the Midwest.

Metro area: Chicago-Naperville, IL-IN-WI
Region: Midwest
County: Cook
Address: 588 Lincoln Ave
Time zone: CT (UTC-6)
Office locations

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