Insights

Electronic Trading Growth Strategic hire of a veteran electronic trading leader to accelerate the firm’s algorithmic execution platform for institutional clients, signaling a clear growth path for advanced execution capabilities.

Research-Backed Execution PANARAY-based training of traders and the O’Neil Methodology offer a second set of eyes on orders, combining high-touch service with objective, cost-effective access to equity markets.

Regional Expansion Track record of geographic expansion including opening a regional trading office, indicating willingness to grow the footprint and win new Midwest and regional funds with dedicated local support.

High-Touch Partnership Positioning as an extension of client teams with deep buy-side relationships and a culture of honesty and teamwork; attractive to institutions seeking stable, long-term service partners.

Mid-Market Focus Competitive positioning as a specialized institutional broker-dealer with robust execution and research-enabled insights, offering agency-only pricing and dedicated coverage for mid-sized asset managers and funds.

Similar companies to William O'Neil Securities

William O'Neil Securities Tech Stack

William O'Neil Securities uses 8 technology products and services including Open Graph, Amazon Route 53, Google Fonts API, and more. Explore William O'Neil Securities's tech stack below.

  • Open Graph
    Content Management System
  • Amazon Route 53
    Domain Name Services
  • Google Fonts API
    Font Scripts
  • Twemoji
    Font Scripts
  • Ubuntu
    Operating Systems
  • Webflow
    Page Builders
  • HTTP/3
    Web & Portal Technology
  • MonsterInsights
    Web Platform Extensions

William O'Neil Securities's Email Address Formats

William O'Neil Securities uses at least 1 format(s):
William O'Neil Securities Email FormatsExamplePercentage
First.Last@oneilsecurities.comJohn.Doe@oneilsecurities.com
83%
Last@oneilsecurities.comDoe@oneilsecurities.com
17%

Frequently Asked Questions

Where is William O'Neil Securities's headquarters located?

Minus sign iconPlus sign icon
William O'Neil Securities's main headquarters is located at 211 Congress Street 5f Boston, Massachusetts 02110 United States. The company has employees across 2 continents, including North AmericaEurope.

What is William O'Neil Securities's phone number?

Minus sign iconPlus sign icon
You can contact William O'Neil Securities's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is William O'Neil Securities's official website and social media links?

Minus sign iconPlus sign icon
William O'Neil Securities's official website is oneilsecurities.com and has social profiles on LinkedIn.

What is William O'Neil Securities's NAICS code?

Minus sign iconPlus sign icon
William O'Neil Securities's NAICS code is 52 - Finance and Insurance.

How many employees does William O'Neil Securities have currently?

Minus sign iconPlus sign icon
As of May 2026, William O'Neil Securities has approximately 13 employees across 2 continents, including North AmericaEurope. Key team members include Managing Director, Head Trader, Equities: W. M.Senior Vice President: K. M.Executive Director-Equity Sales Trading: S. P.. Explore William O'Neil Securities's employee directory with LeadIQ.

What industry does William O'Neil Securities belong to?

Minus sign iconPlus sign icon
William O'Neil Securities operates in the Financial Services industry.

What technology does William O'Neil Securities use?

Minus sign iconPlus sign icon
William O'Neil Securities's tech stack includes Open GraphAmazon Route 53Google Fonts APITwemojiUbuntuWebflowHTTP/3MonsterInsights.

What is William O'Neil Securities's email format?

Minus sign iconPlus sign icon
William O'Neil Securities's email format typically follows the pattern of First.Last@oneilsecurities.com. Find more William O'Neil Securities email formats with LeadIQ.

William O'Neil Securities

Financial ServicesMassachusetts, United States11-50 Employees

William O'Neil Securities, based in Boston, Massachusetts, operates as a broker-dealer with a buy-side trading mindset designed to act as an extension of its clients' teams. Its trading desk relationships are positioned beyond mere order execution, supported by seasoned sales traders and leadership with a long history in a family of investment companies. Traders are trained in institutional investment research through the PANARAY platform, which ties them to the O'Neil Methodology and buy-side processes while offering objective access to equity markets. This cross-training aims to provide an additional perspective on order flow while preserving agency-only objectivity and cost-efficient access to markets. Founded in 1963, the firm focuses on institutional and other buy-side clients, and in May 2026 it announced the appointment of Brian Williamson as managing director of electronic trading to broaden its electronic trading capabilities.

Section iconCompany Overview

Headquarters
211 Congress Street 5f Boston, Massachusetts 02110 United States
Phone number
NAICS Code
52 - Finance and Insurance
Employees
11-50

Section iconFunding & Financials

  • $10M$25M

    William O'Neil Securities's revenue is estimated to be in the range of $10M$25M

Section iconFunding & Financials

  • $10M$25M

    William O'Neil Securities's revenue is estimated to be in the range of $10M$25M

Ready to create more pipeline?

Get a demo and discover why thousands of SDR and Sales teams trust
LeadIQ to help them build pipeline confidently.

© LeadIQ, Inc. All rights reserved.