Please ensure Javascript is enabled for purposes of website accessibility Philip Maymin, PhD - Janus Henderson Investors - China Investor (EN)
Skip to content
中文 en
For Approved Qualified Domestic Institutional Investors in China
Contact Us
Janus Henderson Investors This is the logo of Janus Henderson Investors.
MENUMENU
  • Who we are

        • About us

        • Our people

        • Brighter Future Project

        • Who we are
        • Our History
        • Helping over 60 million people
        • Awards

        • We provide access to some of the industry’s most talented and innovative thinkers.

          Meet our teams

        • The Brighter Future Project is an innovative initiative that combines wealth and purpose through investments and charitable actions, including DEI and Responsibility.

          Explore the Brighter Future Project

        • Your
          goals

          Our
          expertise

        • Who we are
        • Our History
        • Helping over 60 million people
        • Our people
        • Responsibility
        • Awards
  • Funds
  • Insights

        • Explore insights

        • Analysis & studies
        • Timely & topical

        •  

        • Features & outlooks
        • View all insights

        • Navigating
          Volatility

          View latest insights
        • Analysis & studies
        • Features & outlooks
        • Timely & topical
        • View all insights
  • Document Library
{{banner.link_text}}
For Approved Qualified Domestic Institutional Investors in China

Philip Maymin, PhD

Portfolio Manager | Director of Asset Allocation Strategies
Philip Maymin, PhD

Philip Maymin is Portfolio Manager and Director of Asset Allocation Strategies at Janus Henderson Investors. He represents the firm’s asset allocation and adaptive strategies to clients and prospective clients. Philip joined the firm in 2022 and added portfolio manager duties in 2024. Prior this, he was an insight partner and head of insight product at Essentia Analytics from 2019. He served as research partner and academic advisor from 2009 to 2018 at Gerstein Fisher. He was co-founder and portfolio manager at Maymin Capital Management LLC from 2005 to 2007 and a portfolio manager at Ellington Management Group LLC from 2000 to 2004. Philip began his career as a strategist at Long-Term Capital Management LP from 1996 to 1999. He has been a professor at NYU Tandon and the University of Bridgeport and is now a professor of analytics and the director of the graduate program in business analytics at Fairfield Dolan. He contributes to Forbes.com, covering AI and finance.

Philip received a BA degree in computer science and an MS degree in applied mathematics from Harvard University. He earned a PhD in finance from the University of Chicago, Booth School of Business. He has 29 years of financial industry experience.

Articles Written

Diversification in three dimensions
25 Apr 2025
Timely & Topical

Diversification in three dimensions

Modern investors tend to underappreciate the power of diversification across assets, time, and direction, which ancient societies, perhaps ironically, understood.

6 min read

  • China
  • English
  • 中文
  • Investor Relations
  • Careers
  • Contact us
  • Legal information
  • Privacy policy

Important information

Please note that your use of this site is governed by the Legal Information on the site. By proceeding to access this site, you are deemed to have accepted those terms. The information and documents contained herein or products listed on this website has not been, and will not be, submitted to, reviewed by, approved by, verified by, registered or filed with any regulatory bodies in the People’s Republic of China (the “PRC”) (which, for the purpose of this definition, does not include Hong Kong Special Administrative Region, Macau Special Administrative Region or Taiwan) and thus may not be used in connection with any offer for the subscription or sale of the products listed on this website in the PRC.  The use of the content shall be limited to the extent permitted by applicable laws, regulations and relevant requirements. We may record telephone calls made to our office for our mutual protection and to improve customer service.


The information and documents provided on this website is for the use of the financial institutions in the PRC which are qualified and have been approved to purchase the products of Janus Henderson Investors under the legal regime of the Qualified Domestic Institutional Investors of the PRC (“Approved QDII”). No other PRC entities or individuals may use any information or document on this website, and they must consult with Approved QDIIs or their investment advisors before making any investment decision. Janus Henderson Investors neither intends anyone who is not an Approved QDII to use this website nor directs anyone to promote this website to any PRC investor. PRC users who view this website are out of their own initiatives and must be responsible for observing all PRC applicable laws and regulations and obtaining all required approvals and permits before accessing the information and documents contained herein and in using the same.


The products contained on this website are not intended to be offered or sold directly or indirectly within the PRC whether publicly or non-publicly. The information and documents contained or incorporated by reference herein relating to the products listed on this website do not constitute an offer or sell or the solicitation of an offer to buy the products in the PRC whether publicly or non-publicly.


Janus Henderson Investors is not licensed, authorised or registered with the China Securities Regulatory Commission for investment management or investment consultancy business or otherwise approved by any PRC regulatory authorities to provide investment management or investment consultancy services in the PRC. Janus Henderson Investors makes no representation and warranties that it is, and will be, in compliance with PRC laws. Nothing in the information contained herein shall be deemed or construed as providing investment management or investment consultancy services by Janus Henderson Investors in the PRC, nor shall it be will viewed as investment advice in relation to PRC capital markets, securities and mutual funds, which may require Janus Henderson Investors to obtain or be subject to any approval, licensing, filing, registration, or other qualification requirements of the relevant PRC regulatory bodies. Approved QDII who invests in any Janus Henderson Investors product is solely responsible for observing all PRC applicable laws and regulations and obtaining all required governmental approvals, permits, verifications, licences, and registrations (if any) from all competent governmental authorities before making the investment.


The website is created by Janus Henderson Investors for information, illustration or discussion purposes only. It does not constitute an advertisement and should not constitute or form part of any offer or solicitation to issue, sell, subscribe or purchase any investment in any jurisdiction and do not purport to represent or warrant the outcome of any investment strategy, program or product. The information contained herein is obtained and / or compiled from sources believed to be reliable and current and Janus Henderson Investors do not warrant, guarantee or represent, either expressly or impliedly, the accuracy, validity or completeness of such information. Janus Henderson Investors or any of directors or employees of Janus Henderson Investors shall not be liable for any damages arising from any person's reliance on this information and shall not be liable for any errors or omissions (including but not limited to errors or omissions made by third party sources) in this information.


Anything non-factual in nature is an opinion of the author(s), and opinions are meant as an illustration of broader themes, are not an indication of trading intent, and are subject to change at any time due to changes in market or economic conditions.  It is not intended to indicate or imply that any illustration/example mentioned is now or was ever held in any portfolio. No forecasts can be guaranteed and there is no guarantee that the information supplied is complete or timely, nor are there any warranties with regard to the results obtained from its use.
Janus Henderson Investors is not responsible for any unlawful distribution of this document to any third parties, in whole or in part, or for information reconstructed from this document and do not make any warranties with regards to the results obtained from its use. It is not intended to indicate or imply that current or past results are indicative of future profitability or expectations. In preparing this document, Janus Henderson Investors has reasonable belief to rely upon the accuracy and completeness of all information available from public sources. Unless otherwise indicated, the source for all data is Janus Henderson Investors.


Janus Henderson and Knowledge Shared are trademarks of Janus Henderson Group plc or one of its subsidiary entities. © Janus Henderson Group plc.

Close Notification
TOP

Choose region

Country

Language

What type of investor are you?

You are now leaving our site and entering a website not operated by or affiliated with Janus Henderson Investors. While we aim to point you to useful external websites, we cannot be responsible for their content, opinions, advice or accuracy, even if you utilise the services on the linked site to invest in our products.

The protection of your personal information on other websites is not governed by Janus Henderson Investors privacy policy and Janus Henderson Investors cannot be responsible for the privacy policies utilised on such third party sites, nor for the implementation of such policies by those third parties.

You should review the Terms and Conditions of third party websites and contact the operators of such sites if you have any queries.

You are now leaving Janus Henderson's website and will be redirected to the website of the Securities and Exchange Commission (the "SEC"). Money market funds are required to provide the SEC with a monthly electronic filing of more detailed portfolio holdings information on Form N-MFP.

Janus Henderson is not responsible for the content, accuracy or timeliness and does not make any warranties, express or implied, with regard to the information obtained from other websites. This link should not be construed as either a recommendation or offer to by or sell any securities.