Patrick Walker O'Shaughnessy
Investment Adviser Representative at O'shaughnessy Asset Management, LLC
Professional summary
Compiled by AdvisorFinder from public regulatory records. This advisor has not provided a personal biography.
Patrick Walker O'Shaughnessy is an investment adviser representative with O'shaughnessy Asset Management, LLC in Stamford, CT, where they have been registered since 2008, the year they entered the securities industry. They have passed the Series 65 (investment adviser) exam. They are registered to provide investment advice in Connecticut.
Office
Advisors at this office: 58
Branch office as filed with FINRA, counting current advisors in the directory who work there.
Registrations & licenses
- Investment adviser:
- Connecticut
Registration requirements vary by state and service. Contact the advisor's firm to confirm whether they can serve you.
Financial-firm registration history
Registration history as reported to FINRA, most recent first.
Reported employment history
Employment the advisor reported on their SEC/FINRA filings, as of October 8, 2026. It may not be a complete history.
- O'shaughnessy Asset Management, LLCJul 2007 – no end date reportedStamford, CT
- Positive SUM Advisors LLCJul 2020 – no end date reportedGreenwich, CT
Official records & sources
Data as of August 9, 2026 · Source: SEC IAPD & FINRA BrokerCheck
About O'shaughnessy Asset Management, LLC
These details describe the firm overall. Individual advisors' services, clients, and fees may differ.
Fee arrangements the firm reports
- Percentage of assets under management
- Performance-based fees
- Other
Arrangements the firm reports on its Form ADV; this advisor may not charge every fee listed. Estimated from the firm's Form ADV — individual terms may differ. Not a quote.
Services the firm offers
Client types the firm serves
Firm assets under management
$5B–$25B
- Firm disclosures (Form ADV)
- No disciplinary history reportedVerify on SEC IAPD
- Advisors listed on AdvisorFinder:
- 58
- Offices listed on AdvisorFinder:
- 1
- Main office:
- Stamford, CT
- SEC file number:
- 801-68177
Counts reflect AdvisorFinder directory coverage, not necessarily the firm's complete network.
Form ADV data as of December 16, 2025
View full firm profileOther advisors at O'shaughnessy Asset Management, LLC
Showing 12 of 58 in the directory
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This profile was compiled and published by AdvisorFinder as editorial content using publicly available information from the SEC's IAPD database and FINRA BrokerCheck. Patrick Walker O'Shaughnessy has not reviewed, approved, or endorsed this profile and is not responsible for its accuracy. Regulatory records change over time — always verify the current record directly on BrokerCheck or SEC.gov before making any decision. AdvisorFinder may be compensated for referrals generated through this page.
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