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Taymour R. Tamaddon

Taymour R. Tamaddon

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About Taymour R. Tamaddon

Taymour Tamaddon, CFA is a portfolio manager in the US equity division at T. Rowe Price based in Baltimore. He is president of the Health Sciences Strategy and chairman of its Investment Advisory Committee. Taymour joined the firm in 2004 and prior to this, he was an analyst at Currently, he deals in US equity, using a growth investment style and is a vice president of T. Rowe Price Group Inc. Taymour graduated from James Madison University with a BBA in Finance and the Washington University with an MBA concentrating in Finance and Accounting.

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Citywire Rating: Not Eligible

Taymour R. Tamaddon does not currently have the required track record to be eligible for a Citywire Rating. See methodology


  • ARated AAA in Aug 2015
  • SRated AAA in Sep 2015
  • ORated AA in Oct 2015
  • NRated AA in Nov 2015
  • DRated AA in Dec 2015


  • JRated AA in Jan 2016
  • FRated AA in Feb 2016
  • MRated AA in Mar 2016
  • ARated AA in Apr 2016
  • MRated AA in May 2016
  • JRated AA in Jun 2016
  • JRated AA in Jul 2016
  • ARated AA in Aug 2016
  • SRated A in Sep 2016
  • ORated A in Oct 2016
  • NRated AA in Nov 2016
  • DRated AA in Dec 2016


  • JRated AA in Jan 2017
  • FRated A in Feb 2017
  • MRated AA in Mar 2017
  • ARated AA in Apr 2017
  • MRated AA in May 2017
  • JRated AA in Jun 2017


Equity - US
over : 30/09/2017 - 30/09/2018
Rank 8/173 Equity - US
Manager Return
6 Wesley A. Johnston 34.1%
6 Frank M. Sands Jr 34.1%
8 Taymour R. Tamaddon 31.7%
9 Lawrence Kemp 31.3%
10 Peter Bye 30.6%

Total Return

Month by Month Performance

Quarterly Performance

to 30/09/2018 Annual Q1 Q2 Q3 Q4
2018 -0.3% 15.6% 6.8%
2017 19.3% 8.2% 1.0% 2.1% 7.0%
Citywire Discovery Source: Citywire Discovery Performance is for the period shown (month end to month end, bid/bid, gross income reinvested, calculated in the currency and currencies indicated)..Portions of the information contained on this page was derived by Citywire Financial Publishers Ltd using content supplied by Lipper, A Reuters Company.