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Sofia Leon Massie

LIONSHARES
BROOKLYN, NY
·CRD# 7392002·4 years experience

Professional Summary

Sofia Leon Massie, who also goes by Sofia Eva Leon, is a registered financial advisor currently at LIONSHARES LLC located in Brooklyn, New York. Sofia is registered as an IAR (Investment Advisor Representative) and started their career in finance in 2022. Sofia has worked at 3 firms and has passed the Series 65, Series 57TO, Series 7TO and SIE exams.

At a Glance

Always Fiduciary

Fiduciary Standard

Fee Structure

Account Minimum

Active Clients

Fiduciary Standard

Fee Structure

Account Minimum

Active Clients

Other Aliases

Sofia Eva Leon

Blog Corner

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Videos & Posts

This advisor has not added any videos or posts yet.

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Contact Information

This advisor has not claimed their profile yet, so there is no contact information to display at this time.

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Disclosures are events reported to regulators, such as customer disputes, regulatory actions, employment separations, or financial events. Some are resolved, denied, or contested — a disclosure is not a verdict. We recommend asking an advisor directly about any disclosure on their record.

Disclosures on record.

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.

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Years of Experience

4 years in the financial services industry

Current & Past Employments

LIONSHARES LLC·CRD# 335459
RIA
1 Dock 72 Way, Floor 7, Brooklyn, NY 11205
August 6, 2026 - Present
LIONSHARES LLC·CRD# 335459
RIA
Brooklyn, NY
August 15, 2025 - December 31, 2025
JANE STREET OPTIONS, LLC·CRD# 134159
BD
New York, NY
September 16, 2022 - February 3, 2025
JANE STREET CAPITAL, LLC·CRD# 103782
BD
New York, NY
September 16, 2022 - February 3, 2025

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Current Firm

LL
LIONSHARES LLC

LIONSHARES LLC

CRD#: 335459 / SEC#: 801-133836
RIA
Registered Investment Advisory firm - SEC (7/7/2025 Approved)

Contact Information

Main Address

1 Dock 72 Way, Floor 7, Brooklyn, NY 11205

Phone Number

(917) 267-9033

# of Employees

1

SEC notice filing (1 States and Territories)

Registered to provide investment advisory services in 1 US states and territories.

Documents

Latest Form ADV

Regulatory Assets Under Management

Total Number of Accounts

1

AUM (Assets Under Management)

$6,025,278

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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.

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Primary Firm SEC Registration

This SEC-registered firm can serve clients nationwide. Some states may require the firm to submit a notice filing if the firm has more than 5 clients or a physical office there. You can view these state-level filings under the section titled "State Registrations and Notice Filings".
LL
LIONSHARES LLC

LIONSHARES LLC

CRD#: 335459 / SEC#: 801-133836
RIA
Registered Investment Advisory firm - SEC (7/7/2025 Approved)

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.
IAR
New York
(8/6/2026)

Don't see your state listed? The advisor may still be able to work with you under the federal De Minimis Rule, which allows up to five investment advisory clients in a state without registration. Some states, like TX, LA, NE, and NH, may still require registration or notice filing. Contact the advisor or their firm to confirm their investment advisory availability in your state.

Exams

Financial professionals may take different exams throughout their careers based on the types of services they provide and roles they perform.

Series 65 — Uniform Investment Adviser Law Examination

Passed Jan 2025About the Series 65 exam

Series 57TO — Securities Trader Exam

Passed Sep 2022About the Series 57TO exam

Series 7TO — General Securities Representative Examination

Passed Sep 2022About the Series 7TO exam

SIE — Securities Industry Essentials Examination

Passed Aug 2022About the SIE exam

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CRS (Client Relationship Summary) - RIA

Click below to view Sofia Leon Massie's CRS (Customer Relationship Summary).

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