T. Rowe Price promotes Taymour Tamaddon to oversee $5.6B fund

T. Rowe Price Group Inc. has promoted Taymour Tamaddon to portfolio manager of its $5.6 billion T. Rowe Price Health Sciences mutual fund.

Tamaddon replaces Kris H. Jenner, who left Wednesday along with analysts Mark Bussard and Graham McPhail. The trio left to pursue an unidentified business opportunity, according to a Bloomberg News report. Justin Jackson, a spokesman for Jenner, confirmed that the trio had left the Baltimore mutual fund giant but declined to say what they will be doing.

Jenner,…