Updated Aug 2026

Brian Roseman

Associate Professor of Finance

Watson Family Chair in Financial Risk Management

Oklahoma State University

brian.roseman@okstate.edu · Google Scholar · SSRN

Research

Research Areas

Market Microstructure · Retail Trading · Option Markets · Insider Trading

Working Papers & Work in Progress

Speculation by Subscription: Finfluencers and Retail Option Trading With Clifton Green, Russell Jame, and Patrick Oliphant, 2026

Trading Constraints, Retail Speculation, and Option Market Quality:
Evidence from the Pattern Day Trader Rule With Daniel Bradley, Alex Goncalo, and Russell Jame, 2026

Learning From The Disclosures of Insider Traders With Emin Allahverdiyev, 2026

The Embedded Options of Insider Trades With Emin Allahverdiyev, 2026

Political Partisanship and Firm Risk With Todd Griffith and James Upson, 2024

Secondary Market Trading and the Cost of New Debt Issuance With Ryan Davis and David Maslar, 2024 Permanent Working Paper

Peer-Reviewed Publications

Retail Option Traders and the Implied Volatility Surface With Greg Eaton, Clifton Green, and Yanbin Wu Journal of Financial Economics, 2026

A New Leadership Share Measure for Price Discovery With Don Lien and Yanlin Shi Journal of Banking & Finance, 2025

Nonstandard Errors With Albert Menkveld, Anna Dreber, Felix Holzmeister, Juergen Huber, Magnus Johannesson, Michael Kirchler, Sebastian Neusüß, Michael Razen, Utz Weitzel, and 164 independent research teams Conducted analysis as one of 164 independent research teams, separate from the originating author team. Journal of Finance, 2024

Retail Trader Sophistication and Stock Market Quality: Evidence from Brokerage Outages With Greg Eaton, Clifton Green, and Yanbin Wu Journal of Financial Economics, 2022

The Effects of Exchange Listing on Market Quality: Evidence from Over-the-Counter Uplistings With Ryan Davis, Todd Griffith, and Serhat Yildiz Financial Review, 2021

The Effects of an Increase in Equity Tick Size on Stock and Option Transaction Costs With Todd Griffith and Danjue Shang Journal of Banking & Finance, 2020

Making Cents of Tick Sizes: The Effect of the 2016 U.S. SEC Tick Size Pilot on Limit Order Book Liquidity With Todd Griffith Journal of Banking & Finance, 2019

Odd-Lot Trading in U.S. Equities With Bonnie Van Ness and Robert Van Ness Quarterly Review of Economics and Finance, 2018

Short-Sale Restrictions and Price Clustering: Evidence from SEC Rule 201 With Ryan Davis, Stephen Jurich, and Ethan Watson Journal of Financial Services Research, 2017

Odd Lot Order Aggressiveness and Stealth Trading With Benjamin Hardy Johnson Journal of Financial Research, 2017

Clearly Erroneous Executions With David Maslar and Stephen Jurich Journal of Financial Markets, 2017

1-Share Orders and Trades With Ryan Davis, Bonnie Van Ness, and Robert Van Ness Journal of Banking & Finance, 2017

The Reaction of European Credit Default Swap Spreads to the U.S. Credit Rating Downgrade With Benjamin Blau International Review of Economics and Finance, 2014

Research Presentations

*Denotes co-author presentation

2025

Financial Management Association*

2024

Financial Management Association, University of Mississippi*, Southwestern Finance Association (Best Paper in Financial Markets)

2023

Southwestern Finance Association, Financial Management Association, Southern Finance Association, Southwestern Finance Symposium

2022

FMA Conference on Derivatives and Volatility*, Midwestern Finance Association*, SFS Cavalcade Asia-Pacific*, Texas Tech University*, Southern Finance Association, Oklahoma State University

2021

NYU Stern Microstructure Conference*, CICF*, Financial Management Association, Southwestern Finance Symposium, Microstructure Exchange*, Paris Dauphine University*, U.S. Securities and Exchange Commission*, Conference on Asia-Pacific Financial Markets (Best Paper Award), Stockholm Business School*

2019

University of North Texas, University of Texas at El Paso, Oklahoma State University, Financial Management Association, Southern Finance Association, Eastern Finance Association

2018

SAFE Microstructure Conference, Eastern Finance Association

2017

NYU Stern Microstructure Meeting, Financial Management Association, Southern Finance Association

2016

Utah State University, Southern Finance Association, Financial Management Association, Midwestern Finance Association*

2015

Oregon State University, California State University – Fullerton, California State University – Long Beach, James Madison University, Financial Management Association, Southern Finance Association, Eastern Finance Association

Teaching

Oklahoma State University

Fin 6660: Seminar in Empirical Methods PhD in Finance Most recent evaluation: 5 / 5 (Overall average of 5)

Fin 5633: Computational Finance M.S. in Quantitative Finance

Advanced Programming for Quantitative Finance Most recent evaluation: 4.60 / 5 (Overall average of 4.49)

Fin 4633: Essentials of Quantitative Finance Undergraduate

Introduction to Python for Finance Most recent evaluation: 4.47 / 5 (Overall average 4.16)

Fin 3113: Finance Undergraduate Introductory Finance — Required for All Business Undergraduates

Most recent evaluation: 4.16 / 5 (Overall average 4.02)

Previous Teaching Experience

Security Analysis and Portfolio Management Graduate

Options and Futures Advanced Undergraduate

Investments Undergraduate

Financial Markets and Institutions Undergraduate

Fundamentals of Corporate Finance Undergraduate

Service

Student and University Service

Doctoral Student Advisor Emin Allahverdiyev - Graduated 2026 Zannatus Saba - Graduated 2026

Doctoral Student Dissertation Committee Member Adwoa Asamoah - Graduated 2024

College-Level Service

College Core Task Force2025 to 2027

College Curriculum Committee2025 to 2026

Department-Level Service

Department Seminar Series Coordinator2023 to 2027

Department Graduate Curriculum Committee2025 to 2026

Department Personnel Committee2025

Department Curriculum Committee2023 to 2025

Department MSQF Assessment Committee2024

Department Search Committee Chair2023 and 2024

Department Search Committee2022

Ad-hoc PhD Program Review Committee2024

Service to the Profession

External Hiring, Promotion, and Tenure Reviewer2024

Journal Referee Review of Finance, Journal of Financial Markets, Journal of Corporate Finance, Journal of Banking and Finance, Financial Management, Financial Review, Quarterly Journal of Finance, Quantitative Finance, Research in International Business and Finance, Emerging Markets Finance and Trade

Conference Program Reviewing The Microstructure Exchange2026 Midwest Finance Association2017-2019 Southern Finance Association2019, 2022, 2024

Conference Discussant Financial Management Association2016, 2017, 2018, 2021, 2024 Eastern Finance Association2017-2019, 2024 Southern Finance Association2016, 2017, 2019, 2022 Southwestern Finance Association2024 Southwest Finance Symposium2022, 2024

Awards and Recognition

Richard Poole Research Excellence Award2026 Best Paper in Financial Markets, Southwestern Finance Association2024 Political Partisanship and Firm Risk Richard Poole Research Excellence Award2024 Greiner Outstanding Graduate Teaching Nominee Finalist2023 Richard Poole Research Excellence Award2022 Best Paper Award, Conference on Asia-Pacific Financial Markets 2021 Retail Trader Sophistication and Stock Market Quality: Evidence from Brokerage Outages

Appointments

Oklahoma State University, Stillwater Oklahoma Associate Professor of Finance Watson Family Chair in Financial Risk Management

2023 to Present

Oklahoma State University, Stillwater Oklahoma Assistant Professor of Finance Greg Massey Fellow (2021 to 2023)

2019 to 2023

California State University - Fullerton, Fullerton California Assistant Professor of Finance

2016 to 2019

Education

2016

Ph.D. in Finance — University of Mississippi

2012

M.S. in Financial Economics — Utah State University

2011

B.S. in Finance — Utah State University