Updated:
Rail-Splitter Capital Management
RAIL-SPLITTER CAPITAL MANAGEMENT LLC is an SEC-registered investment adviser in WINNETKA, IL, registered since 2026. The firm employs 3 employees and 3...
Rail-Splitter Capital Management
RAIL-SPLITTER CAPITAL MANAGEMENT LLC is an SEC-registered investment adviser in WINNETKA, IL, registered since 2026. The firm employs 3 employees and 3 investment advisers. It is based in WINNETKA, IL.
General information
Firm type
Asset Manager
Year founded
2006
Location
Region
North America
Country
United States
City
Winnetka
Corporate office
Chicago, IL, United States
Principals
Curtis A. Macnguyen
CEO and Managing Partner
John J. Filosa
Managing Partner
Sector focus
Frequently asked questions
Who runs investment decisions at Rail-Splitter Capital?
Curtis Macnguyen, the CEO and Managing Partner, acts as lead portfolio manager and makes all final investment decisions. John Filosa, the firm's other Managing Partner, oversees research and risk. The two founded the firm together in 2006 and remain the sole owners.
Does Rail-Splitter participate in private investments, or is it strictly public equities?
Rail-Splitter is exclusively a public-equity manager. It does not invest in venture capital, private equity, or private credit. The firm has run the same concentrated all-cap growth strategy since 2006 without expanding into alternative asset classes.
Profile maintained by Altss using OSINT (open-source intelligence), regulatory filings, licensed data partners, and verified direct submissions. Read the methodology. Last updated: . Continuous refresh with full update cycles at least every 30 days.
Need institutional-grade insight on registered investment advisers?
Altss delivers:
Prefer a guided tour?
We’ll walk you through: