Arianne M Collette in

Arianne M Collette

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Managing Director, Head of US Equities Business at The Depository Trust & Clearing Corporation (DTCC)
📍 New York, New York, United States

Arianne is the Managing Director and Head of US Equities Business at DTCC, leveraging extensive experience from her tenure at Morgan Stanley. She is an expert in US equities markets, clearing, and capital frameworks, holding Series 7, 63, and 24 certifications from Villanova Universitys School of Business.

She is passionate about supporting causes and advancing women in finance. Arianne participates in the Tunnel to Towers Foundation run and actively champions programs that foster connectivity and mentorship for women, such as events with Women in Securities Finance and Girls Who Invest.

She is a proponent of using unconventional methods like poker to teach strategic skills to women entering the investment field.

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Experience
24 Years
Current Role
Managing Director, Head of US Equities Business
Job Level
Mid-senior
Location
New York, New York, United States
Personality Overview

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Communication Style
Decision Approach
Work Preference

Behavioral traits and communication patterns that shape how this person evaluates opportunities, builds trust, and makes decisions in professional settings.

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Priorities

Topics Arianne cares about

Equities Clearing & Settlement
As Head of US Equities Business at DTCC, her primary focus is on the operational and strategic evolution of equities clearing and settlement in the US markets.
Women in Finance
She actively supports organizations like Women in Securities Finance and Girls Who Invest, participating in and promoting events that empower women in the industry.
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Career

Work history

11-2025
Managing Director, Head of US Equities Business
The Depository Trust & Clearing Corporation (DTCC)
9-2021 - 10-2025
Chief Operating Officer
Morgan Stanley
9-2019 - 8-2021
Executive Director, Global Head of Sales Strategy
Morgan Stanley
1-2015 - 8-2019
Executive Director, Americas Head of Resource Optimization
Morgan Stanley
2-2012 - 1-2015
Executive Director, Americas Head of Firm Secured Funding
Morgan Stanley
In the press

Media appearances

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Education
1997 - 2001
Bachelor's degree
Villanova University, School of Business
1994 - 1997
Education details unavailable
Canton high school
Social presence
in
Behavioral profile

DISC profile (public)

DISC behavioral profile

Dominance, influence, steadiness, and calculativeness scores with guidance on how this person prefers to communicate and decide.

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