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DM

Daria M. Mack

RAIL-SPLITTER CAPITAL MANAGEMENT
WINNETKA, IL 60093
Some features on this profile are disabled
CRD#: 4463216
DM

Professional summary

Daria Marie Mack, who also goes by Daria Marie Ort-horvitz, is a registered financial advisor currently at RAIL-SPLITTER CAPITAL MANAGEMENT LLC located in Winnetka, Illinois.

Daria is registered as an IAR (Investment Advisor Representative) and started their career in finance in 2001. Daria has worked at 6 firms and has passed the Series 66, SIE and Series 7 exams.

Question & Answer

Are you a "fiduciary"?
Yes

Aliases

Daria Marie Ort-Horvitz

Other business activities

Outside business activity is any business or activity undertaken by an advisor that is outside the scope of their relationship with their firm (e.g., consulting services, real estate, freelance work, teaching, etc.). Investors should stay informed about these activities to ensure no conflicts of interest.
The advisor shows no other business activity.

Blog Corner

CRS (Client Relationship Summary) - RIA

Click below to view Daria Marie Mack's CRS (Customer Relationship Summary).
CRS (Customer Relationship Summary)

Certified licenses

Advisors may have various certifications and credentials from different organizations. AdvisorCheck highlights these seven certifications - AIF®, CFP®, ChFC®, CFA, CLU®, CIMA®, CPWA®
None

Experience

Current

March 13, 2026 - Present

RAIL-SPLITTER CAPITAL MANAGEMENT LLC

Office #1: 588 Lincoln Avenue Suite 200, Winnetka, IL 60093
RIA
CRD#: 338394
WINNETKA, IL
Past

January 23, 2025 - March 24, 2026

LPL FINANCIAL LLC

RIA
CRD#: 6413
WINNETKA, IL
Past

January 23, 2025 - March 24, 2026

LPL FINANCIAL LLC

BD
CRD#: 6413
WINNETKA, IL
Past

January 4, 2017 - April 10, 2018

GREAT LAKES ADVISORS, LLC

RIA
CRD#: 110757
WINNETKA, IL
Past

August 19, 2013 - January 23, 2025

WINTRUST INVESTMENTS LLC

RIA
CRD#: 875
WINNETKA, IL
Past

August 19, 2013 - January 23, 2025

WINTRUST INVESTMENTS LLC

BD
CRD#: 875
WINNETKA, IL
Past

January 1, 2008 - August 6, 2013

WELLS FARGO CLEARING SERVICES, LLC

RIA
CRD#: 19616
CHICAGO, IL
Past

January 1, 2008 - August 6, 2013

WELLS FARGO CLEARING SERVICES, LLC

BD
CRD#: 19616
CHICAGO, IL
Past

December 6, 2001 - January 1, 2008

A. G. EDWARDS & SONS, INC.

RIA
CRD#: 4
SKOKIE, IL
Past

October 23, 2001 - January 3, 2008

A. G. EDWARDS & SONS, INC.

BD
CRD#: 4
SKOKIE, IL

State Registrations and Notice Filings

Listed states reflect where the advisor is authorized to serve clients under state regulations.

IAR
means the advisor is registered as an Investment Advisor Representative in this state and is authorized to provide investment advice to clients there.

Highlighted states indicate IAR registrations

IAR
Illinois
(3/13/2026)

Exams

State Security Law Exam
RR
IAR
Series 66
Date: 11/27/2001
Uniform Combined State Law Examination
General Industry/Product Exam
RR
SIE
Date: 10/1/2018
Securities Industry Essentials Examination
General Industry/Product Exam
RR
Series 7
Date: 10/19/2001
General Securities Representative Examination

Current Firm

RC
RAIL-SPLITTER CAPITAL MANAGEMENT LLC
RAIL-SPLITTER CAPITAL MANAGEMENT LLC

CRD#: 338394 / SEC#: 801-134698

RIA
Registered Investment Advisory firm - (2/27/2025 120-Day Approval)
PREMIUM
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Trends, Not Just SnapshotsMonitor firm stability metrics like AUM and advisor ratios over time.

Contact information

Main Address
588 Lincoln Avenue Suite 200, Winnetka, IL 60093
Mailing Address
Phone number
(773) 294-6099
Established
Firm type
Fiscal year end
# of Employees
3

SEC notice filing (1 States and Territories)

Blank US states mapAlaskaHawaiiAlabamaArkansasArizonaCaliforniaColoradoConnecticutDelawareFloridaGeorgiaIowaIdahoIllinoisIndianaKansasKentuckyLouisianaMassachusettsMarylandMaineMichiganMinnesotaMissouriMississippiMontanaNorth CarolinaNorth DakotaNebraskaNew HampshireNew JerseyNew MexicoNevadaNew YorkOhioOklahomaOregonPennsylvaniaRhode IslandSouth CarolinaSouth DakotaTennesseeTexasUtahVirginiaVermontWisconsinWest VirginiaWyoming

Documents

Customer Relationship Summary (CRS / SEC)Latest Form ADV

Part 2 Brochures

RAIL-SPLITTER CAPITAL MANAGEMENT LLC DISCLOSURE BROCHURE (2/27/2026)
0

Red Flags

Disclosures can be potential red flags, including customer disputes, regulatory fines, employer terminations, bankruptcies, judgments, liens, or certain criminal activities.

Check for any disclosures as part of your thorough research when choosing an advisor.

Company Information

RAIL-SPLITTER CAPITAL MANAGEMENT LLC

CRD#: 338394Winnetka, IL 60093

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