ISLA Americas Briefing | Boston 2026

Justin Aldridge is a senior vice president and head of Agency Lending for Fidelity Capital MarketsSM (FCM). Our institutional clients are supported with investment insights, strategies, and solutions, as well as trading services available to a wide range of wealth management firms and institutional investors. Fidelity Investments is a leading provider of investment management, retirement planning, portfolio guidance, brokerage, benefits outsourcing, and other financial products and services to institutions, financial intermediaries, and individuals.

In this role, Mr. Aldridge is responsible for the development and ongoing management and commercialization of the business line. Fidelity Agency Lending® was launched in 2019 to take its affiliated lending program and make it available to other asset managers, insurance companies, pension plans, and other institutions so they can leverage Fidelity’s market positioning and financing expertise.

Prior to assuming his current position, Mr. Aldridge served as the head of supply for the Global Securities Finance trading group within Fidelity’s Prime Brokerage unit. His responsibilities included creating the supply-side trading desk and managing the pricing and trading strategy for clients’ long and short activity. Mr. Aldridge was also responsible for a high-touch client service model, servicing some of the firm’s most sophisticated prime brokerage clients. He was instrumental in the development and distribution of PB OptimizeSM, a cloud-based global securities finance and treasury optimization platform for asset managers.

Prior to joining Fidelity in 2005, Mr. Aldridge worked in the Securities Finance division of State Street in its Operations and U.S. equity trading groups. He has been in the financial industry since 2001.

Mr. Aldridge earned his Bachelor of Science degree in finance from Central Connecticut State University. He also holds the Financial Industry Regulatory Authority (FINRA) Series 7, 24, and 63 licenses and is the Vice Chair of the International Securities Lending Association (ISLA) America’s board and a Director on ISLA EMEA’s board.

Rachel is Provable Markets’ Head of Product and Market Structure. In this role, she shapes Provable’s product vision, including integrating relevant industry trends, client insights, and regulatory changes, and ensures that vision comes to life by driving the development of the firm’s platform, Aurora. Rachel has been with Provable Markets for 4 years, having overseen the launch and continued development of the firm’s Securities Lending Trade and Post-Trade solutions. 

Rachel joined Provable Markets from Liquidnet where she focused on Execution Consulting and the firm’s strategy for automating and visualizing client interactions with Liquidnet ATS, the electronic trading venue. Prior to Liquidnet, she spent 6 years at Barclays in Electronic Trading where she managed the Smart Order Router, Venue Connectivity, and Execution Algorithms. 

Rachel is currently co-chair of the FIX Trading Community’s Securities Lending Working Group. Rachel received her Bachelor of Science in Supply Chain Management from Rutgers University. 

Carmen Arguedas is an Executive Director and head of US Single Stock Trading for Securities Lending at Morgan Stanley, based in New York. Her team is responsible for sourcing, pricing and risk management of US Specials and high-touch products across the Securities Lending book.  Carmen works in close collaboration with Strat and Product teams to bring strategic innovation forward across the Trading platform. Prior to joining Morgan Stanley in 2019, Carmen held roles in Equity Finance Trading at Citigroup and Barclays Capital, where she started her career in 2008.  

Carmen holds a Bachelor of Arts from Wellesley College. 

Yuri Brightly is senior vice president, head of Securities Finance Platform for Fidelity Capital Markets (FCM). We offer investment insights, strategies, and solutions, as well as trading services to a wide range of wealth management firms and institutional investors. Fidelity Investments is a leading provider of investment management, retirement planning, portfolio guidance, brokerage, benefits outsourcing, and other financial products and services to institutions, financial intermediaries, and individuals.  

In this role, Mr. Brightly is responsible for the overall securities finance product development and ongoing management of the platform.  

Mr. Brightly’s 20+ years of securities finance experience spans across both the Agency Lending and Prime Brokerage space, including his years with Fidelity. In 2018 Mr. Brightly was tasked with overseeing the product development for Fidelity Agency Lending®.  

Prior to joining Fidelity, Mr. Brightly held various securities finance roles on the agency lending side of the business at State Street and PNC Bank. At PNC he held the role of head of securities lending product development.  

Mr. Brightly earned a bachelor of arts degree in economics and philosophy from the University of Massachusetts Amherst. He also holds the Financial Industry Regulatory Authority (FINRA) Series SIE, 7, 24, and 63.  

Arianne M. Collette serves as Managing Director and Head of U.S. Equities at DTCC, based in Jersey City. In this newly created role, Arianne is responsible for leading the strategic planning and execution of DTCC’s U.S. Equities business objectives, driving growth initiatives, revenue generation, process improvements, and market expansion. She partners across the organization to advance innovation, capital efficiency, and operational risk management within DTCC’s clearing and settlement infrastructure, ensuring alignment with regulatory requirements and industry priorities.

Arianne has more than 20 years of experience in securities finance, with a proven track record of delivering growth and enhancing competitive positioning in complex global environments. Her expertise spans strategic oversight, operational management, and managing significant volumes of equity and fixed income trading, clearing, and settlement activity.

Prior to joining DTCC, Arianne held senior leadership roles at Morgan Stanley, including Chief Operating Officer and Head of Strategy for Reinvestment within Corporate & Institutional Solutions, Global Head of Sales Strategy, and Americas Head of Resource Optimization. In these roles, she was responsible for margin, capital, and collateral optimization strategies for both centrally cleared and uncleared activity.

Arianne is also the co-founder and global chair of Women in Securities Finance, a global industry group of over 1,000 members dedicated to promoting diversity and inclusion within the financial services industry.

Aiyana Currie is the Global Head of Business Development for Fidelity Digital Assets®. Prior to joining Fidelity, Aiyana ran a consulting firm advising startup FinTech companies on sales and gotomarket strategies, leveraging her career leading global sales teams at major investment banks, including UBS and Morgan Stanley. She has worked in both the U.S. and Asia and earned her B.S. in Business Administration, with a minor in Physics, from Carnegie Mellon University. 

Michael is a Vice President in the Client Service and Relationship Management team at Goldman Sachs Agency Lending (GSAL).  Prior to Michael joining GSAL in early 2022, he spent 14 years at Brown Brothers Harriman & Co. within their Global Securities Lending Team.  Throughout Michael’s 18 years in the securities lending industry, he has helped develop highly customizable lending programs and transparent reporting solutions.  His extensive experience in these areas are key contributors to GSAL’s industry, leading client service model.  As a senior leader of GSAL’s Client Service and Relationship Management team, Michael is responsible for daily oversight of client programs, client implementation, and many other strategic initiatives.  Michael received his B.A in Economics from the College of the Holy Cross in Worcester, MA. 

Brooke manages the Client Relationship Management team globally for eSecLending and is responsible for leading the firm’s service model and strategy for all client programs. She also oversees the firm’s marketing and communications group. Brooke has been in the securities lending industry and with eSecLending since its inception in 2000, when she was one of the firm’s founding members that started the business. Brooke has held various senior positions at eSecLending throughout the company’s growth including Business Development, Relationship Management and Marketing and Communications.  In addition to her work with eSecLending, Brooke volunteers her time in the securities finance marketplace as well as outside of our industry. She was a founding Leadership team member for Women in Securities Finance, she serves as company Secretary for the Global Peer Financing Association (GPFA), a non-profit business association supporting global beneficial owners, and she is on the ISLA Americas Board of Directors, a non-profit industry association representing the common interests of securities lending firms in the Americas region. Brooke received her Bachelor of Arts in Business Administration from the University of Washington.  

Rebecca Goldenberg is the Head of Americas Product for Agency Securities Finance at J.P. Morgan, where she leads strategic initiatives across the region and plays a key role in shaping the firm’s securities finance product offering. In this capacity, she oversees the development and execution of client-focused solutions, ensures alignment with global regulatory and market developments, and drives connectivity across Securities Services and the broader firm. 

With deep expertise spanning trading, sales, operations, technology, and client management, Rebecca is a leader within the business and a trusted advisor to clients navigating the evolving landscape of agency lending. She is an active contributor to industry dialogue and regulatory advocacy, serving on key working groups including the ISLA Americas Legal, Tax, and Regulatory Committee, the 10c-1 Working Group, and the U.S. Treasury Clearing Working Group. 

Prior to her current role, Rebecca held product development roles at J.P. Morgan Asset Management, where she supported institutional and retail product strategies across ETFs and equity solutions. She began her career at BlackRock, spending nearly a decade in both the Retail Product and Legal & Compliance divisions. 

Rebecca holds a Bachelor of Arts from Wellesley College. 

Scott Govoni is the Regional Director, Americas for the FIX Trading Community, where he leads engagement and community building for electronic trading standards and market structure initiatives across the Americas. In this role, Scott works with industry participants—including buy-side, sell-side, exchanges, and vendors—to drive awareness and adoption of FIX standards, organize thought leadership events like the FIX Americas Trading Conference, and support industry collaboration on emerging trading technologies and practices. 

Brandon M. Hammer is a partner at Cleary Gottlieb. His practice focuses on a broad range of financial regulatory, market infrastructure, bankruptcy, and creditors’ rights issues. He has assisted buy- and sell-side clients, as well as market utilities, on complex and novel issues arising from a changing technological landscape. Brandon’s clients include U.S. and non-U.S. financial institutions, clearinghouses, sovereigns, market disruptors and end users. He is frequently counsel to leading financial market trade associations and ad hoc coalitions on major industry initiatives and industry-standard opinions. 

Matt Horne, Head of Digital Asset Strategists Fidelity Digital Asset Management  

Matt Horne is the head of the Digital Asset Strategist team for Fidelity Digital Asset Management at Fidelity Investments. Fidelity Investments is a leading provider of investment management, retirement planning, portfolio guidance, brokerage, benefits outsourcing, and other financial products and services to institutions, financial intermediaries, and individuals.  

In this role, Mr. Horne leads the team that collaborates with investors on digital asset education and implementation using Fidelity solutions.  

Previously, Mr. Horne held various roles across Fidelity’s asset management business and distribution channels, helping to launch and build out Fidelity’s exchange-traded fund business. He has been in the financial industry since 2012.  

Mr. Horne earned his bachelor of arts degree in economics from Holy Cross and his master of business administration from Boston College. He also holds the Financial Industry Regulatory Authority (FINRA) Series 7, 63, and 24 licenses. He is also a CFA® charterholder.  

Oberon (Obie) Knapp is Managing Director, Strategy at OCC, the world’s largest equity derivatives clearing organization, where he leads OCC’s strategic direction and enterprise growth initiatives. He also serves as General Manager of OCC’s Securities Finance program, the largest counterparty to US equity securities lending and borrowing globally.

Prior to joining OCC, Mr. Knapp held multiple senior roles at Brown Brothers Harriman. Most recently he led the global product, solutions consulting and implementations organizations for BBH’s Investment Operations and Infomediary business, an open architecture data platform powering the next generation operating environment for asset managers and financial institutions. Prior to that, Mr. Knapp was responsible for the global product and algorithmic trading development for BBH’s Securities Lending franchise. Mr. Knapp also served on several firm-wide committees with oversight of capital investments, cloud strategy, and D&I programs and policies.

Previously, Mr. Knapp led corporate and product strategy for eSecLending, a leading non-custodial securities lending agent, and was co-head of global relationships for State Street Securities Finance.  While at State Street he managed many of the firm’s largest and most sophisticated client accounts. Prior to State Street, Mr. Knapp held various positions at Deutsche Asset Management and FleetBoston.

Mr. Knapp has a degree in finance from The College of New Jersey and is a CFA charter holder.

Nathaniel Lindsay is Vice President and Head of Electronic Trading for Agency Lending at State Street. In his role, he sets the vision and strategic direction for how electronic trading, automation, research, and analytics are deployed across the lending program to efficiently mobilize and monetize client assets. He leads a global team responsible for connecting one of the industry’s largest pools of institutional supply with borrower demand, enabling low-touch interaction across venues and bilateral channels, building the models that price and manage the book, and delivering trader-facing platforms through which automated strategies are controlled. He is a member of various industry working groups including the FIX Trading Community Securities Lending Working Group and the International Securities Lending Association (ISLA) Digital Steering Group. 

Prior to his current role, Nathaniel was a part of a cross-functional quantitative trading team spanning State Street’s agency and principal securities financing businesses, overseeing Agency Lending’s pricing algorithms and serving as Product Owner for electronic trading. 

He started his career at State Street within the bank’s Professional Development Program, rotating across Currency Management and Digital Product Development and Innovation, where he gained an in-depth understanding and passion for digital assets, crypto, and decentralized finance. 

Nathaniel received a Bachelor of Science in Finance with a minor in Computer Science from Roger Williams University, where he competed in NCAA Division III Wrestling, earning NCAA Division III Scholar All-American honors. 

As Managing Director of Trading, Mark is responsible for US equity and US fixed income lending, enhancing existing trading strategies and trading new mandates for securities lending clients. Mark joined eSecLending in 2015 after beginning his financial services career at State Street in 2009. Mark received his Bachelor of Science from Elon University and received his MBA from Babson College in 2019. 

Mike is a member of the Regulatory Strategy, Industry Affairs, and Tax team for BNY’s Securities Finance business. He also serves in a product advisory role. Prior to BNY, Mike was a Senior Managing Director and the Chief Product Officer for securities finance at State Street Bank and Trust Company. In this role Mike was responsible for the global expansion of the agency and principal securities finance businesses through new product development, merger and acquisition, and product innovation. Prior to holding this position, he was the Senior Managing Counsel responsible for all legal matters with respect to the securities finance business of State Street. Prior to State Street, he held positions as a Senior Managing Counsel for the master trust and global custody business of Boston Safe Deposit and Trust Company and as an ERISA attorney for the Boston law firm of Gaston & Snow. Mike is a former Chairman of the Securities Lending Committee of the Risk Management Association and a former member of the Board of Directors of the Risk Management Association. He is a current member of the Board of Directors of ISLA Americas. Mike holds a BA in economics from Boston College and a Juris Doctorate from Suffolk University Law School. 

As Managing Director of Trading, Mark is responsible for US equity and US fixed income lending, enhancing existing trading strategies and trading new mandates for securities lending clients. Mark joined eSecLending in 2015 after beginning his financial services career at State Street in 2009. Mark received his Bachelor of Science from Elon University and received his MBA from Babson College in 2019. 

Matt Peabody is based in Boston and leads the Strategy and Commercialization efforts across BNY’s Agency and Principal Securities Finance business. Matt is uniquely focused on financial resource management, new product enablement and client focused solutions.

Before joining BNY in 2020, Matt was a Managing Director at State Street where he spent 20 years in key roles in Corporate Treasury and Securities Finance. Among his accomplishments, Matt was part of the team that pioneered Sponsored Repo in 2005.

Matt holds a BA from Boston College, and MBA from the F.W. Olin Graduate school of business at Babson College.

Meredith Roderick is a Relationship Manager at J.P. Morgan in Agency Securities Finance.   In this role, she oversees client engagement and strategy with a focus on growing existing client relationships.  Meredith joined J.P. Morgan in 2025 after 18 years at Brown Brothers Harriman holding a number of positions across the firm including Corporate Actions Operations with a focus on Securities Lending support, Program Management, Network Management, and Custody Client Service.   Meredith holds a B.A. in Business Management from Stonehill College. 

Mark joined Invesco in 2019 to manage the firm’s securities lending program. He currently sits on Invesco’s Securities Lending Governance and Global Counterparty Risk Management Committees. Prior to Invesco, Mark co-headed Goldman Sachs’ agency lending business, GSAL. He joined Goldman in 1999 and later relocated to London where he helped establish GSAL’s international presence across the EMEA and Asia-Pac regions.  

Mark currently serves as Chair of the International Securities Lending Association (ISLA) Americas Board, the securities finance market’s industry association. Additionally, Mark sits on the ISLA EMEA Board.  He previously served as Chair of the Risk Management Association’s (RMA) Executive Council on Securities Lending.  

Mark received his B.S. in Finance and Marketing from Boston College, Carroll School of Management.  Mark holds FINRA Series 7, Series 24, and Series 63.