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Meet Perpetual's Credit and Fixed Income team

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By Perpetual Asset Management
13 May 2026
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Australia’s credit market offers unique advantages for investors, with many dominant corporates delivering strong earnings, robust balance sheets, and resilience across economic cycles.

As the market continues to expand — driven by increased issuance, global participation, and growth in private credit — opportunities are broadening.

Backed by over two decades of experience, Perpetual's Credit and Fixed Income team combines deep sector specialisation with a disciplined, risk-first approach, honed through major market events like the GFC and pandemic. 

Meet Vivek Prabhu (head of credit and fixed income), Greg Stock (head of credit research) and Thomas Choi (senior portfolio manager) from Perpetual's Credit and Fixed Income team in this video.

Learn more about Perpetual's credit and fixed income strategies 

Highlights:

0.09 Vivek Prabhu & Greg Stock: Why invest in Australia's credit and fixed income market? 

1.14 Thomas Choi & Vivek Prabhu: What advantages does your team's combined expertise offer clients?

2.49 Greg Stock, Vivek Prabhu and Thomas Choi: How do you manage risks?

4.51 Vivek Prabhu: How do you screen new opportunities?

 

About Perpetual's Credit and Fixed Income capabilities 

At Perpetual we offer a range of cash, credit and fixed income solutions and are specialists in investing in quality debt. We take a highly active approach to buying and selling credit and fixed income securities and invest extensively across industries, maturities and the capital structure.

Perpetual’s credit and fixed income team is one of the most skilled in Australia, with decades of experience.

Want to know more? Contact a Perpetual account manager

Portfolio Manager

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Greg Stock
Head of Credit Research, Senior Portfolio Manager
BCom (Acc & Fin), ICAA, SIA, AFMA
Thomas%20Choi.jpg
Thomas Choi
Senior Portfolio Manager
BEc, CFA
Vivek%20Prabhu.jpg
Vivek Prabhu
Head of Credit & Fixed Income
BBus, FCA, Grad Dip App Fin & Inv, MBA, GAICD
Greg Stock
Greg%20Stock.jpg

Greg Stock

Head of Credit Research, Senior Portfolio Manager BCom (Acc & Fin), ICAA, SIA, AFMA
Bio

Years of experience: 32

Years at Perpetual: 21

Greg is the Manager responsible for Perpetual’s unconstrained credit and long duration strategies. Greg has over 30 years experience in investment management, accounting and risk management. He has researched and analysed credit markets on both the buy side and sell side for over 20 years and through multiple cycle. His research role is broad, he covers the bank and financial sector and is a credit signatory.  

Greg has been managing portfolios for over 20 years. He is currently the portfolio manager for the Perpetual Pure Credit Alpha Fund, Perpetual Credit Income Trust, Perpetual Active Fixed Interest Fund and Perpetual Dynamic Fixed Income Fund 

Prior to working at Perpetual, Greg had a similar research and portfolio management role at Macquarie Funds Management. And while at Macquarie Bank for over six years he had roles in debt markets research, risk and accounting. Earlier, Greg worked at PricewaterhouseCoopers as a chartered accountant over six years.

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Thomas Choi
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Thomas Choi

Senior Portfolio Manager BEc, CFA
Bio

Years of experience: 22

Years at Perpetual: 17

Thomas is a Senior Portfolio Manager in the Credit & Fixed Income Team. He has over 15 years of experience covering structured credit, including RMBS, CMBS, ABS, CLOs, and private warehouse investments. Thomas has managed Perpetual’s enhanced cash portfolios for more than a decade and oversees cash management across Perpetual’s boutique asset management teams.

In addition to his portfolio management responsibilities, Thomas chairs Perpetual’s credit outlook committee meetings. He is the lead analyst across structured finance, property and captive financials. He also shares coverage and provides support across regional banks and corporates.

Prior to joining the Credit & Fixed Income Team, Thomas was responsible for managing Perpetual’s tactical asset allocation model across bonds and equities for the multi asset team. Before joining Perpetual, he held roles in derivatives, convertible bonds, and hybrid securities trading and analysis.
Thomas holds a Bachelor of Economics from the University of Sydney, is a CFA charterholder, and has a Certificate in Quantitative Finance (CQF).

Vivek Prabhu
Vivek%20Prabhu.jpg

Vivek Prabhu

Head of Credit & Fixed Income BBus, FCA, Grad Dip App Fin & Inv, MBA, GAICD
Bio

Years of experience: 32
Years at Perpetual: 21

Vivek is Perpetual’s Head of Credit and Fixed Income having taken responsibility for the team in 2025. Joining Perpetual in 2004, he has over 28 years of experience spanning accounting, finance, investments, governance and risk management. He has managed multi-billion dollar fixed income, credit and currency portfolios and his role involves credit analysis, trade execution and portfolio construction.

Previously, he spent nearly 8 years at Macquarie Bank in roles including Assistant Portfolio Manager (Credit, Global Fixed Interest and FX), Credit Analyst, Compliance Manager (Funds Management Group) and Operational Risk Analyst (Internal Audit). Prior to this, Vivek spent almost 4 years at Coopers & Lybrand (PwC) as an accountant / auditor.

He's aimed to give back to the communities, organisations and people with whom he's connected. Vivek joined the Board of The Deaf Society of NSW in 2011 and currently serves as Director and Treasurer. He joined Perpetual's Diversity Council in 2012, chaired by Perpetual's CEO. Since 2010, Vivek has regularly mentored university students, colleagues & finance industry professionals, leading the Fixed Income stream for Perpetual's Investment Analyst Program.

He was awarded the 2011 Financial Services Institute of Australasia (FINSIA) Hugh DT Williamson Performance Scholarship, an award recognising professional accomplishment, social responsibility and leadership. In 2011, he was also awarded a not for profit directors scholarship from the Australian Scholarship Foundation.

This article has been prepared by Perpetual Investment Management Limited (PIML) ABN 18 000 866 535, AFSL 234426. PIML is the investment manager, responsible entity (RE) and issuer of the Perpetual Pure Credit Alpha Fund ARSN 121 609 747 (Fund).

Perpetual Trust Services Limited ABN 48 000 142 049, AFSL 236648 (PTSL) is the RE and issuer of the Perpetual Credit Income Trust ARSN 626 053 496 (PCI). PTSL has appointed PIML to act as the manager of PCI.

This article is general information only and is not intended to provide you with financial advice or take into account your objectives, financial situation or needs. You should consider, with a financial adviser, whether the information is suitable for your circumstances. To the extent permitted by law, no liability is accepted for any loss or damage as a result of any reliance on this information. The information is believed to be accurate at the time of compilation and is provided in good faith. Any views expressed in this article are opinions of the author at the time of writing and do not constitute a recommendation to act.

The product disclosure statement (PDS) for the Fund, issued by PIML, should be considered before deciding whether to acquire or hold units in the Fund. The PDS and Target Market Determination for the Fund can be obtained by calling 1800 022 033 or visiting our website www.perpetual.com.au. Before making any investment decisions you should consider the PDS for PCI (dated 8 March 20) issued by PTSL and the Trust’s other periodic and continuous disclosure announcements lodged with the Australian Securities Exchange (ASX), which are available at www.perpetualincome.com.au or can be obtained by calling 1800 022 033.

No company in the Perpetual Group (Perpetual Limited ABN 86 000 431 827 and its subsidiaries) guarantees the performance of the Fund or PCI or the return of an investor's capital. This information does not constitute an offer, invitation, solicitation or recommendation with respect to the purchase or sale of PCI’s units.

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